:root {
  font-size: 62.5%;
  --vb1a-bg: #0d1117;
  --vb1a-bg-soft: #131b26;
  --vb1a-bg-card: #172334;
  --vb1a-primary: #00e5ff;
  --vb1a-accent: #ffcc33;
  --vb1a-hot: #ff4d88;
  --vb1a-text: #e0ffff;
  --vb1a-muted: #9db9c5;
  --vb1a-line: rgba(224, 255, 255, .16);
  --vb1a-shadow: 0 1.6rem 3.8rem rgba(0, 0, 0, .42);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans Bengali", "Hind Siliguri", system-ui, sans-serif;
  background: radial-gradient(circle at top left, rgba(0, 229, 255, .14), transparent 36rem), var(--vb1a-bg);
  color: var(--vb1a-text);
  font-size: 1.55rem;
  line-height: 1.5rem;
  overflow-x: hidden;
}
a { color: var(--vb1a-primary); text-decoration: none; }
a:hover { color: var(--vb1a-accent); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
.vb1a-page { max-width: 43rem; margin: 0 auto; min-height: 100vh; background: linear-gradient(180deg, #0d1117 0%, #101823 48%, #0d1117 100%); position: relative; }
.vb1a-container { width: min(100%, 43rem); margin: 0 auto; padding: 0 1.4rem; }
.vb1a-wrapper { padding-top: 7.4rem; }
.vb1a-header { position: fixed; top: 0; left: 50%; transform: translateX(-50%); width: min(100%, 43rem); z-index: 1000; background: rgba(13, 17, 23, .92); border-bottom: .1rem solid var(--vb1a-line); backdrop-filter: blur(1.4rem); transition: box-shadow .25s ease; }
.vb1a-header.vb1a-scrolled { box-shadow: var(--vb1a-shadow); }
.vb1a-topbar { min-height: 6.4rem; display: flex; align-items: center; gap: .8rem; padding: .8rem 1rem; }
.vb1a-brand { display: flex; align-items: center; gap: .8rem; color: var(--vb1a-text); font-weight: 900; letter-spacing: .04em; }
.vb1a-logo { width: 3.2rem; height: 3.2rem; border-radius: 1rem; box-shadow: 0 0 0 .2rem rgba(0, 229, 255, .16); }
.vb1a-brand-text { font-size: 2rem; color: var(--vb1a-text); }
.vb1a-header-actions { margin-left: auto; display: flex; align-items: center; gap: .6rem; }
.vb1a-btn { min-height: 4.4rem; border: 0; border-radius: 1.4rem; padding: 0 1.25rem; font-weight: 800; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: .55rem; transition: transform .2s ease, filter .2s ease, background .2s ease; }
.vb1a-btn:active, .vb1a-bottom-link:active { transform: scale(.94); }
.vb1a-btn-primary { color: #051014; background: linear-gradient(135deg, var(--vb1a-primary), #7efff5); box-shadow: 0 .8rem 1.8rem rgba(0, 229, 255, .24); }
.vb1a-btn-gold { color: #1a1000; background: linear-gradient(135deg, var(--vb1a-accent), #fff0a3); }
.vb1a-btn-ghost { color: var(--vb1a-text); background: rgba(224, 255, 255, .08); border: .1rem solid var(--vb1a-line); }
.vb1a-btn-hot { color: #fff; background: linear-gradient(135deg, var(--vb1a-hot), #ff8c3a); }
.vb1a-menu-toggle { width: 4.4rem; padding: 0; font-size: 2rem; }
.vb1a-desktop-nav { display: none; }
.vb1a-mobile-menu { position: fixed; top: 0; right: 50%; transform: translate(50%, -110%); width: min(100%, 43rem); z-index: 9999; padding: 7.2rem 1.4rem 1.4rem; background: linear-gradient(180deg, #101b28, #071016); border-bottom: .1rem solid var(--vb1a-line); transition: transform .28s ease; box-shadow: var(--vb1a-shadow); }
.vb1a-mobile-menu.vb1a-open { transform: translate(50%, 0); }
.vb1a-menu-lock { overflow: hidden; }
.vb1a-menu-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.vb1a-menu-link { min-height: 4.8rem; padding: 1rem; border-radius: 1.4rem; background: rgba(224, 255, 255, .07); border: .1rem solid var(--vb1a-line); color: var(--vb1a-text); font-weight: 700; }
.vb1a-hero { padding: 1rem 0 1.4rem; }
.vb1a-carousel { position: relative; min-height: 18rem; border-radius: 2.4rem; overflow: hidden; border: .1rem solid rgba(0, 229, 255, .32); background: #101923; box-shadow: var(--vb1a-shadow); }
.vb1a-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .5s ease; cursor: pointer; }
.vb1a-slide.vb1a-active { opacity: 1; position: relative; }
.vb1a-slide img { width: 100%; height: 18rem; object-fit: cover; filter: saturate(1.08) contrast(1.05); }
.vb1a-slide-caption { position: absolute; left: 1.2rem; right: 1.2rem; bottom: 1.2rem; padding: 1rem; border-radius: 1.6rem; background: rgba(0, 0, 0, .55); border: .1rem solid rgba(224, 255, 255, .22); }
.vb1a-kicker { display: inline-flex; align-items: center; gap: .5rem; color: var(--vb1a-accent); font-size: 1.15rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.vb1a-title { font-size: 2.65rem; line-height: 3.3rem; margin: 1rem 0; color: var(--vb1a-text); }
.vb1a-subtitle { color: var(--vb1a-muted); line-height: 2.35rem; margin: 0 0 1.2rem; }
.vb1a-cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.2rem 0; }
.vb1a-card { background: linear-gradient(180deg, rgba(23, 35, 52, .94), rgba(16, 24, 35, .94)); border: .1rem solid var(--vb1a-line); border-radius: 2rem; padding: 1.4rem; box-shadow: 0 .8rem 2.2rem rgba(0,0,0,.24); }
.vb1a-card + .vb1a-card { margin-top: 1.2rem; }
.vb1a-section { padding: 1.2rem 0; }
.vb1a-section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.vb1a-section h2, .vb1a-section h3 { margin: 0 0 .8rem; line-height: 2.6rem; }
.vb1a-section h2 { font-size: 2.15rem; }
.vb1a-section h3 { font-size: 1.75rem; color: var(--vb1a-accent); }
.vb1a-text-link { font-weight: 900; color: var(--vb1a-accent); border-bottom: .1rem dashed currentColor; }
.vb1a-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.vb1a-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.vb1a-stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.vb1a-stat { padding: 1rem; border-radius: 1.6rem; background: rgba(0, 229, 255, .08); border: .1rem solid rgba(0, 229, 255, .22); }
.vb1a-stat strong { display: block; font-size: 2rem; color: var(--vb1a-primary); line-height: 2.4rem; }
.vb1a-tag-row { display: flex; flex-wrap: wrap; gap: .7rem; }
.vb1a-tag { padding: .7rem 1rem; border-radius: 99rem; background: rgba(255, 204, 51, .12); color: #ffe28a; border: .1rem solid rgba(255, 204, 51, .24); font-weight: 700; }
.vb1a-game-section { margin-top: 1.2rem; }
.vb1a-game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem; }
.vb1a-game-card { min-height: 9.8rem; padding: .7rem .45rem; border-radius: 1.4rem; background: rgba(224, 255, 255, .06); border: .1rem solid rgba(224, 255, 255, .12); color: var(--vb1a-text); text-align: center; overflow: hidden; }
.vb1a-game-card img { width: 5.2rem; height: 5.2rem; border-radius: 1.2rem; object-fit: cover; margin: 0 auto .55rem; }
.vb1a-game-card span { display: block; font-size: 1.08rem; line-height: 1.35rem; font-weight: 800; }
.vb1a-list { padding-left: 1.8rem; margin: .8rem 0; }
.vb1a-list li { margin: .7rem 0; line-height: 2.25rem; }
.vb1a-note { padding: 1rem; border-left: .35rem solid var(--vb1a-primary); background: rgba(0, 229, 255, .07); border-radius: 1rem; }
.vb1a-review { display: grid; gap: .8rem; }
.vb1a-avatar { width: 4.6rem; height: 4.6rem; display: grid; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--vb1a-primary), var(--vb1a-hot)); color: #001018; font-weight: 900; }
.vb1a-payment-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; }
.vb1a-payment { min-height: 4.8rem; display: grid; place-items: center; border-radius: 1.2rem; background: #0f1f2b; color: #fff; font-weight: 900; border: .1rem solid var(--vb1a-line); }
.vb1a-footer { margin-top: 1.6rem; padding: 2rem 1.4rem 8.6rem; background: #081018; border-top: .1rem solid var(--vb1a-line); }
.vb1a-footer-links { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1rem 0; }
.vb1a-footer-links a { color: var(--vb1a-text); background: rgba(224,255,255,.07); padding: .8rem 1rem; border-radius: 1rem; }
.vb1a-partners { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1rem 0; }
.vb1a-partner { padding: .8rem 1rem; border-radius: 1rem; background: rgba(0,229,255,.08); border: .1rem solid var(--vb1a-line); font-weight: 800; }
.vb1a-bottom-nav { position: fixed; bottom: 0; left: 50%; transform: translateX(-50%); width: min(100%, 43rem); height: 6.2rem; z-index: 1000; display: flex; justify-content: space-around; align-items: center; background: #061019; border-top: .1rem solid rgba(0,229,255,.28); box-shadow: 0 -1rem 2.8rem rgba(0,0,0,.36); }
.vb1a-bottom-link { min-width: 6rem; min-height: 6rem; border: 0; background: transparent; color: var(--vb1a-muted); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .3rem; font-size: 1.05rem; font-weight: 800; cursor: pointer; transition: color .2s ease, transform .2s ease; position: relative; }
.vb1a-bottom-link i, .vb1a-bottom-link .material-icons, .vb1a-bottom-link ion-icon { font-size: 2.4rem; line-height: 2.4rem; }
.vb1a-bottom-link.vb1a-active, .vb1a-bottom-link:hover { color: var(--vb1a-accent); }
.vb1a-bottom-link.vb1a-active::before { content: ""; position: absolute; top: .35rem; width: 3rem; height: .3rem; border-radius: 99rem; background: var(--vb1a-accent); }
.vb1a-badge { position: absolute; top: .5rem; right: 1rem; min-width: 1.7rem; height: 1.7rem; padding: 0 .45rem; border-radius: 99rem; background: var(--vb1a-hot); color: #fff; font-size: .95rem; display: grid; place-items: center; }
.vb1a-table { width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 1.2rem; font-size: 1.25rem; }
.vb1a-table th, .vb1a-table td { padding: .8rem; border-bottom: .1rem solid var(--vb1a-line); text-align: left; }
.vb1a-table th { color: var(--vb1a-accent); background: rgba(255,204,51,.08); }
.vb1a-feature-strip { display: grid; gap: .9rem; }
.vb1a-feature-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem; border-radius: 1.5rem; background: rgba(224,255,255,.055); }
.vb1a-feature-icon { width: 4.4rem; height: 4.4rem; flex: 0 0 4.4rem; display: grid; place-items: center; border-radius: 1.3rem; background: rgba(0,229,255,.13); color: var(--vb1a-primary); font-size: 2.2rem; }
.vb1a-inline-promo { font-weight: 900; color: #ffe28a; cursor: pointer; }
.vb1a-split { display: grid; gap: 1rem; }
.vb1a-mini-banner { border-radius: 1.8rem; overflow: hidden; border: .1rem solid var(--vb1a-line); cursor: pointer; }
.vb1a-mini-banner img { width: 100%; height: 12rem; object-fit: cover; }
@media (min-width: 769px) {
  .vb1a-bottom-nav { display: none; }
  .vb1a-page, .vb1a-header, .vb1a-mobile-menu { max-width: 100%; width: 100%; }
  .vb1a-container { max-width: 110rem; width: 100%; }
  .vb1a-page { background: var(--vb1a-bg); }
  .vb1a-wrapper { padding-top: 8rem; }
  .vb1a-desktop-nav { display: flex; gap: .8rem; margin-left: 1.5rem; }
  .vb1a-desktop-nav a { color: var(--vb1a-text); font-weight: 800; padding: .8rem; }
  .vb1a-menu-toggle { display: none; }
  .vb1a-grid { grid-template-columns: repeat(4, 1fr); }
  .vb1a-game-grid { grid-template-columns: repeat(8, 1fr); }
  .vb1a-footer { padding-bottom: 2.5rem; }
}
@media (max-width: 768px) {
  main { padding-bottom: 8rem; }
  .vb1a-hide-mobile { display: none; }
}
@media (max-width: 360px) {
  .vb1a-game-grid { grid-template-columns: repeat(3, 1fr); }
  .vb1a-title { font-size: 2.35rem; line-height: 3rem; }
  .vb1a-btn { padding: 0 .9rem; }
}