@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Bengali:wght@400;500;700;800&display=swap');

:root {
  font-size: 62.5%;
  --uiab-primary: #FF69B4;
  --uiab-bg: #1B263B;
  --uiab-text: #F6F7FB;
  --uiab-muted: #ADB5BD;
  --uiab-accent: #FF7F50;
  --uiab-danger: #B22222;
  --uiab-card: #24344f;
  --uiab-panel: #111a2b;
  --uiab-line: rgba(255,255,255,.12);
  --uiab-shadow: 0 1.6rem 4rem rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Noto Sans Bengali', system-ui, sans-serif;
  background: radial-gradient(circle at top left, rgba(255,105,180,.22), transparent 34rem), linear-gradient(155deg, #101827 0%, var(--uiab-bg) 48%, #2b1525 100%);
  color: var(--uiab-text);
  line-height: 1.5rem;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

.uiab-page { width: 100%; max-width: 43rem; margin: 0 auto; min-height: 100vh; background: rgba(16,24,39,.76); box-shadow: var(--uiab-shadow); }
.uiab-header { position: sticky; top: 0; z-index: 1000; background: rgba(27,38,59,.94); backdrop-filter: blur(1.2rem); border-bottom: .1rem solid var(--uiab-line); transition: .25s ease; }
.uiab-header-compact { box-shadow: 0 .8rem 2rem rgba(0,0,0,.28); }
.uiab-topbar { display: flex; align-items: center; justify-content: space-between; gap: .8rem; min-height: 6.2rem; padding: .8rem 1.2rem; }
.uiab-brand { display: flex; align-items: center; gap: .7rem; min-width: 0; }
.uiab-logo { width: 3.2rem; height: 3.2rem; border-radius: 1rem; box-shadow: 0 0 0 .2rem rgba(255,105,180,.24); }
.uiab-brand-text { display: grid; line-height: 1.1; }
.uiab-brand-title { font-size: 1.55rem; font-weight: 800; color: var(--uiab-primary); white-space: nowrap; }
.uiab-brand-sub { font-size: 1rem; color: var(--uiab-muted); white-space: nowrap; }
.uiab-actions { display: flex; align-items: center; gap: .55rem; }
.uiab-btn { min-height: 4.4rem; border: 0; border-radius: 1.4rem; padding: 0 1.15rem; font-size: 1.2rem; font-weight: 800; cursor: pointer; transition: transform .18s ease, filter .18s ease; }
.uiab-btn:hover, .uiab-icon-btn:hover, .uiab-bottom-item:hover { transform: translateY(-.2rem); filter: brightness(1.08); }
.uiab-btn-primary { color: #1b1320; background: linear-gradient(135deg, var(--uiab-primary), var(--uiab-accent)); box-shadow: 0 .8rem 1.8rem rgba(255,105,180,.24); }
.uiab-btn-ghost { color: var(--uiab-text); background: rgba(173,181,189,.12); border: .1rem solid var(--uiab-line); }
.uiab-icon-btn { width: 4.4rem; height: 4.4rem; display: grid; place-items: center; color: var(--uiab-text); background: rgba(255,255,255,.08); border: .1rem solid var(--uiab-line); border-radius: 1.4rem; cursor: pointer; transition: .18s ease; }
.uiab-icon-btn i, .uiab-icon-btn span { font-size: 2.4rem; }
.uiab-desktop-nav { display: none; padding: 0 1.2rem 1rem; gap: .8rem; flex-wrap: wrap; }
.uiab-desktop-nav a { color: var(--uiab-muted); font-weight: 700; padding: .7rem 1rem; border-radius: 1rem; background: rgba(255,255,255,.05); }
.uiab-drawer { position: fixed; inset: 0 0 auto auto; width: min(34rem, 90vw); min-height: 100vh; padding: 1.6rem; background: linear-gradient(180deg, #24344f, #111a2b); z-index: 9999; transform: translateX(105%); transition: transform .26s ease; border-left: .1rem solid var(--uiab-line); box-shadow: var(--uiab-shadow); }
.uiab-drawer-open { transform: translateX(0); }
.uiab-drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.uiab-drawer-title { font-size: 1.8rem; font-weight: 800; color: var(--uiab-primary); }
.uiab-drawer-links { display: grid; gap: .9rem; margin: 1.4rem 0; }
.uiab-drawer-links a { min-height: 4.4rem; display: flex; align-items: center; gap: .8rem; padding: 1rem 1.2rem; border-radius: 1.4rem; background: rgba(255,255,255,.07); color: var(--uiab-text); font-size: 1.35rem; font-weight: 700; }
.uiab-current { outline: .2rem solid rgba(255,105,180,.42); color: var(--uiab-primary) !important; }

.uiab-main { padding: 1.2rem; }
.uiab-hero { display: grid; gap: 1.2rem; padding: 1.5rem; border-radius: 2.4rem; background: linear-gradient(145deg, rgba(255,105,180,.18), rgba(255,127,80,.12)), var(--uiab-card); border: .1rem solid var(--uiab-line); overflow: hidden; }
.uiab-kicker { display: inline-flex; width: fit-content; align-items: center; gap: .5rem; padding: .45rem .9rem; border-radius: 99rem; color: #fff; background: rgba(178,34,34,.75); font-size: 1.1rem; font-weight: 800; }
.uiab-title { margin: 0; font-size: clamp(2.6rem, 8vw, 3.7rem); line-height: 1.05; letter-spacing: -.04rem; }
.uiab-lead { margin: 0; color: #e8edf6; font-size: 1.42rem; line-height: 2.25rem; }
.uiab-hero-img { border-radius: 1.8rem; min-height: 17rem; object-fit: cover; border: .1rem solid var(--uiab-line); }
.uiab-cta-row { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.uiab-text-link { color: var(--uiab-primary); font-weight: 800; text-decoration: underline; text-decoration-color: rgba(255,105,180,.45); text-underline-offset: .3rem; }
.uiab-promo-link { color: var(--uiab-accent); font-weight: 800; text-decoration: underline; cursor: pointer; }
.uiab-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; margin: 1.2rem 0; }
.uiab-stat { padding: 1rem .8rem; text-align: center; border-radius: 1.6rem; background: rgba(255,255,255,.07); border: .1rem solid var(--uiab-line); }
.uiab-stat strong { display: block; color: var(--uiab-primary); font-size: 1.8rem; }
.uiab-stat span { color: var(--uiab-muted); font-size: 1rem; }
.uiab-section { margin-top: 1.4rem; padding: 1.35rem; border-radius: 2rem; background: rgba(36,52,79,.76); border: .1rem solid var(--uiab-line); }
.uiab-section h2 { margin: 0 0 .8rem; font-size: 2rem; line-height: 2.6rem; color: #fff; }
.uiab-section h3 { margin: 1rem 0 .5rem; font-size: 1.55rem; color: var(--uiab-accent); }
.uiab-section p, .uiab-section li { color: #dce3ee; font-size: 1.35rem; line-height: 2.15rem; }
.uiab-section ul, .uiab-section ol { padding-left: 1.8rem; margin: .8rem 0; }
.uiab-note { padding: 1rem; border-radius: 1.4rem; background: rgba(255,127,80,.12); border-left: .4rem solid var(--uiab-accent); }
.uiab-card-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem; }
.uiab-info-card { padding: 1rem; border-radius: 1.6rem; background: rgba(17,26,43,.7); border: .1rem solid var(--uiab-line); }
.uiab-info-card i, .uiab-info-card .material-icons, .uiab-info-card ion-icon { font-size: 2.4rem; color: var(--uiab-primary); }
.uiab-info-card strong { display: block; margin: .6rem 0 .3rem; font-size: 1.35rem; }
.uiab-info-card span { color: var(--uiab-muted); font-size: 1.15rem; line-height: 1.7rem; }
.uiab-category { margin-top: 1.2rem; }
.uiab-category-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .8rem; }
.uiab-category-head h2 { margin: 0; font-size: 1.8rem; }
.uiab-badge { padding: .35rem .8rem; border-radius: 99rem; background: rgba(255,105,180,.16); color: var(--uiab-primary); font-size: 1.05rem; font-weight: 800; }
.uiab-game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.uiab-game { display: grid; gap: .45rem; justify-items: center; min-height: 8.8rem; padding: .7rem .4rem; border-radius: 1.3rem; background: rgba(17,26,43,.68); border: .1rem solid rgba(255,255,255,.08); transition: transform .18s ease, border-color .18s ease; cursor: pointer; }
.uiab-game:hover { transform: translateY(-.2rem); border-color: rgba(255,105,180,.55); }
.uiab-game img { width: 4.8rem; height: 4.8rem; object-fit: cover; border-radius: 1.2rem; }
.uiab-game span { color: #f5f7fb; font-size: 1.05rem; line-height: 1.35rem; font-weight: 700; text-align: center; }
.uiab-feature-strip { display: grid; gap: .8rem; }
.uiab-step { display: flex; gap: .9rem; align-items: flex-start; padding: 1rem; border-radius: 1.6rem; background: rgba(255,255,255,.06); }
.uiab-step-number { flex: 0 0 3rem; height: 3rem; display: grid; place-items: center; border-radius: 50%; background: var(--uiab-primary); color: #1b1320; font-weight: 900; }
.uiab-faq details { margin: .8rem 0; padding: 1rem; border-radius: 1.4rem; background: rgba(255,255,255,.06); }
.uiab-faq summary { cursor: pointer; font-size: 1.35rem; font-weight: 800; color: #fff; }
.uiab-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 1.4rem; font-size: 1.2rem; }
.uiab-table th, .uiab-table td { padding: .9rem; border-bottom: .1rem solid var(--uiab-line); text-align: left; }
.uiab-table th { color: var(--uiab-primary); background: rgba(255,255,255,.06); }
.uiab-footer { padding: 1.6rem 1.2rem 8.8rem; background: #101827; border-top: .1rem solid var(--uiab-line); }
.uiab-footer-logo { display: flex; align-items: center; gap: .8rem; font-weight: 800; color: var(--uiab-primary); margin-bottom: 1rem; }
.uiab-partners { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1rem 0; }
.uiab-partner { padding: .55rem .8rem; border-radius: 1rem; color: var(--uiab-muted); background: rgba(255,255,255,.07); font-size: 1.1rem; }
.uiab-footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; margin: 1.2rem 0; }
.uiab-footer-links a { color: #dce3ee; font-size: 1.18rem; text-decoration: underline; text-decoration-color: rgba(255,255,255,.18); }
.uiab-copy { color: var(--uiab-muted); font-size: 1.05rem; line-height: 1.7rem; }
.uiab-bottom-nav { position: fixed; left: 50%; bottom: 0; transform: translateX(-50%); z-index: 1000; width: 100%; max-width: 43rem; height: 6.2rem; display: flex; justify-content: space-around; align-items: center; padding: .4rem .6rem .55rem; background: #172238; border-top: .1rem solid rgba(255,105,180,.35); box-shadow: 0 -1rem 2.4rem rgba(0,0,0,.34); }
.uiab-bottom-item { min-width: 6rem; min-height: 6rem; border: 0; border-radius: 1.6rem; color: var(--uiab-muted); background: transparent; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .25rem; cursor: pointer; transition: .18s ease; }
.uiab-bottom-item i, .uiab-bottom-item .material-icons, .uiab-bottom-item ion-icon { font-size: 2.4rem; line-height: 1; }
.uiab-bottom-item span:last-child { font-size: 1.05rem; font-weight: 800; }
.uiab-bottom-item.uiab-current, .uiab-bottom-item:active { color: #fff !important; background: linear-gradient(145deg, rgba(255,105,180,.32), rgba(255,127,80,.18)); }

@media (min-width: 769px) {
  .uiab-page { max-width: 110rem; }
  .uiab-desktop-nav { display: flex; }
  .uiab-bottom-nav { display: none; }
  .uiab-main { padding: 2rem; }
  .uiab-hero { grid-template-columns: 1.1fr .9fr; align-items: center; }
  .uiab-game-grid { grid-template-columns: repeat(8, 1fr); }
  .uiab-card-grid { grid-template-columns: repeat(4, 1fr); }
  .uiab-footer { padding-bottom: 2rem; }
}

@media (max-width: 768px) {
  main.uiab-main { padding-bottom: 8rem; }
  .uiab-btn { padding: 0 .9rem; }
  .uiab-actions .uiab-btn-ghost { display: none; }
}

@media (max-width: 360px) {
  .uiab-game-grid { grid-template-columns: repeat(3, 1fr); }
  .uiab-title { font-size: 2.45rem; }
  .uiab-brand-sub { display: none; }
}