/* Core mobile-first design for bk4. */
:root {
  font-size: 62.5%;
  --g489-primary: #ffeb3b;
  --g489-accent: #ff4500;
  --g489-soft: #fff176;
  --g489-bg: #151515;
  --g489-panel: #242424;
  --g489-text: #ffffba;
  --g489-muted: #adb5bd;
  --g489-line: rgba(255, 235, 59, .22);
  --g489-shadow: 0 1.2rem 3.2rem rgba(0, 0, 0, .45);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(circle at top left, rgba(255,69,0,.22), transparent 28rem), linear-gradient(180deg, #101010 0%, var(--g489-bg) 45%, #070707 100%);
  color: var(--g489-text);
  font-family: "Noto Sans Bengali", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.6rem;
  line-height: 1.5rem;
  overflow-x: hidden;
}
a { color: var(--g489-primary); text-decoration: none; }
a:hover { color: var(--g489-accent); }
img { max-width: 100%; display: block; }
button, a { -webkit-tap-highlight-color: transparent; }
main { width: min(100%, 43rem); margin: 0 auto; padding: 8.2rem 1.2rem 2rem; }
.g489-container { width: min(100%, 43rem); margin: 0 auto; }
.g489-wrapper { padding: 1.2rem; }
.g489-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(25, 25, 25, .96);
  border-bottom: .1rem solid var(--g489-line);
  backdrop-filter: blur(1.2rem);
}
.g489-header-inner {
  width: min(100%, 43rem);
  min-height: 6.6rem;
  margin: 0 auto;
  padding: .8rem 1rem;
  display: flex;
  align-items: center;
  gap: .8rem;
}
.g489-brand { display: flex; align-items: center; gap: .7rem; min-width: 0; color: var(--g489-text); }
.g489-logo { width: 3.2rem; height: 3.2rem; border-radius: .9rem; box-shadow: 0 0 0 .2rem rgba(255,235,59,.2); }
.g489-brand-text { font-size: 2rem; font-weight: 900; letter-spacing: .04em; color: var(--g489-primary); text-transform: uppercase; }
.g489-header-actions { margin-left: auto; display: flex; align-items: center; gap: .55rem; }
.g489-btn {
  border: 0;
  min-height: 4.4rem;
  min-width: 4.4rem;
  border-radius: 999rem;
  padding: .95rem 1.25rem;
  font-weight: 900;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, color .18s ease, background .18s ease;
  font-family: inherit;
}
.g489-btn:active, .g489-touching { transform: scale(.94); }
.g489-btn-primary { background: linear-gradient(135deg, var(--g489-primary), var(--g489-accent)); color: #151515; box-shadow: 0 .8rem 1.8rem rgba(255,69,0,.28); }
.g489-btn-ghost { background: rgba(255,255,186,.1); color: var(--g489-text); border: .1rem solid rgba(255,255,186,.22); }
.g489-menu-btn { background: var(--g489-panel); color: var(--g489-primary); border: .1rem solid var(--g489-line); padding: .8rem; }
.g489-mobile-menu {
  position: fixed;
  top: 6.6rem;
  left: 50%;
  width: min(40.6rem, calc(100% - 2.4rem));
  max-height: calc(100dvh - 9rem);
  overflow-y: auto;
  transform: translateX(-50%) translateY(-120%);
  opacity: 0;
  pointer-events: none;
  z-index: 9999;
  background: linear-gradient(180deg, #2d2d2d, #171717);
  border: .1rem solid var(--g489-line);
  border-radius: 0 0 2rem 2rem;
  padding: 1rem;
  box-shadow: var(--g489-shadow);
  transition: transform .24s ease, opacity .24s ease;
}
.g489-menu-open { transform: translateX(-50%) translateY(0); opacity: 1; pointer-events: auto; }
.g489-menu-list { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.g489-menu-link { min-height: 4.6rem; display: flex; align-items: center; gap: .7rem; padding: .9rem; border-radius: 1.2rem; background: rgba(255,235,59,.08); color: var(--g489-text); font-weight: 800; border: .1rem solid rgba(255,235,59,.12); }
.g489-desktop-nav { display: none; }
.g489-hero { position: relative; border-radius: 2.4rem; overflow: hidden; background: #222; border: .1rem solid var(--g489-line); box-shadow: var(--g489-shadow); }
.g489-slider { position: relative; min-height: 18rem; }
.g489-slide { display: none; cursor: pointer; min-height: 18rem; position: relative; }
.g489-slide-active { display: block; animation: g489Fade .45s ease; }
.g489-slide img { width: 100%; height: 18rem; object-fit: cover; filter: saturate(1.12) contrast(1.08); }
.g489-slide-caption { position: absolute; inset: auto 1rem 1rem 1rem; background: rgba(0,0,0,.68); border: .1rem solid rgba(255,235,59,.35); border-radius: 1.4rem; padding: 1rem; }
.g489-kicker { display: inline-flex; align-items: center; gap: .45rem; color: var(--g489-primary); font-size: 1.2rem; font-weight: 900; text-transform: uppercase; }
.g489-title { font-size: clamp(2.4rem, 7vw, 3.4rem); line-height: 1.12; margin: 1.2rem 0 .8rem; color: #fffde0; }
.g489-lead { color: var(--g489-muted); line-height: 1.55; margin: 0 0 1.1rem; }
.g489-dots { display: flex; gap: .5rem; justify-content: center; padding: .9rem; background: rgba(0,0,0,.22); }
.g489-dot { width: .9rem; height: .9rem; border-radius: 50%; background: rgba(255,255,186,.3); border: 0; }
.g489-dot-active { width: 2.4rem; border-radius: 999rem; background: var(--g489-accent); }
.g489-section { margin: 1.6rem 0; padding: 1.4rem; border-radius: 2rem; background: rgba(36,36,36,.82); border: .1rem solid rgba(255,235,59,.14); box-shadow: 0 .8rem 2.2rem rgba(0,0,0,.25); }
.g489-section-alt { background: linear-gradient(135deg, rgba(255,69,0,.18), rgba(255,235,59,.08)); }
.g489-section h2 { font-size: 2rem; line-height: 1.25; color: var(--g489-primary); margin: 0 0 1rem; }
.g489-section h3 { font-size: 1.65rem; color: #fffbd0; margin: 1rem 0 .6rem; }
.g489-text { color: var(--g489-muted); line-height: 1.55; }
.g489-highlight { color: var(--g489-primary); font-weight: 900; }
.g489-promo-link { border: 0; background: none; padding: 0; color: var(--g489-primary); font-weight: 900; text-decoration: underline; cursor: pointer; font-family: inherit; font-size: inherit; }
.g489-cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1rem; }
.g489-card { border-radius: 1.6rem; background: rgba(255,255,186,.07); border: .1rem solid rgba(255,255,186,.14); padding: 1rem; }
.g489-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .9rem; }
.g489-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }
.g489-game-card { min-height: 10.5rem; padding: .7rem; text-align: center; cursor: pointer; }
.g489-game-card img { width: 5.8rem; height: 5.8rem; object-fit: cover; border-radius: 1.3rem; margin: 0 auto .55rem; border: .1rem solid rgba(255,235,59,.25); }
.g489-game-card span { color: var(--g489-text); font-size: 1.16rem; font-weight: 800; line-height: 1.25; display: block; }
.g489-category-title { display: flex; align-items: center; justify-content: space-between; gap: .8rem; margin: 1.4rem 0 .8rem; }
.g489-category-title h2 { margin: 0; }
.g489-pill { display: inline-flex; align-items: center; min-height: 2.8rem; padding: .5rem .9rem; border-radius: 999rem; color: #111; background: var(--g489-primary); font-size: 1.15rem; font-weight: 900; }
.g489-stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.g489-stat { padding: 1rem; border-radius: 1.4rem; background: #1d1d1d; border-left: .35rem solid var(--g489-accent); }
.g489-stat strong { display: block; font-size: 2rem; color: var(--g489-primary); line-height: 1.1; }
.g489-stat span { color: var(--g489-muted); font-size: 1.2rem; }
.g489-steps { counter-reset: g489Step; display: grid; gap: .9rem; }
.g489-step { position: relative; padding-left: 4.2rem; }
.g489-step::before { counter-increment: g489Step; content: counter(g489Step); position: absolute; left: 0; top: .2rem; width: 3rem; height: 3rem; border-radius: 50%; display: grid; place-items: center; background: var(--g489-accent); color: #fff; font-weight: 900; }
.g489-list { padding-left: 1.8rem; color: var(--g489-muted); line-height: 1.55; }
.g489-list li { margin: .55rem 0; }
.g489-review { display: grid; gap: .8rem; }
.g489-review-item { border-left: .3rem solid var(--g489-primary); padding: .8rem 1rem; background: rgba(0,0,0,.18); border-radius: 1rem; }
.g489-payment-row { display: flex; flex-wrap: wrap; gap: .7rem; }
.g489-payment { min-height: 4.4rem; display: inline-flex; align-items: center; justify-content: center; padding: .8rem 1rem; border-radius: 1.2rem; background: rgba(255,69,0,.14); color: var(--g489-text); font-weight: 900; border: .1rem solid rgba(255,69,0,.28); }
.g489-footer { width: min(100%, 43rem); margin: 0 auto; padding: 2rem 1.2rem 8.6rem; color: var(--g489-muted); }
.g489-footer-card { border-radius: 2rem; padding: 1.4rem; background: #1d1d1d; border: .1rem solid var(--g489-line); }
.g489-footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem; margin: 1rem 0; }
.g489-footer-links a { color: var(--g489-text); background: rgba(255,235,59,.08); padding: .8rem; border-radius: 1rem; font-weight: 800; }
.g489-partners { display: flex; gap: .7rem; flex-wrap: wrap; margin: 1rem 0; }
.g489-partner { display: inline-flex; align-items: center; gap: .45rem; padding: .55rem .75rem; border-radius: 999rem; background: rgba(255,255,186,.08); color: var(--g489-text); font-size: 1.15rem; }
.g489-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6.2rem;
  z-index: 1000;
  background: #3a3a3a;
  border-top: .2rem solid var(--g489-primary);
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  box-shadow: 0 -1rem 2.4rem rgba(0,0,0,.42);
}
.g489-bottom-btn {
  min-width: 6rem;
  min-height: 6rem;
  border: 0;
  background: transparent;
  color: var(--g489-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .25rem;
  font-family: inherit;
  font-weight: 800;
  font-size: 1.05rem;
  cursor: pointer;
  position: relative;
  transition: transform .18s ease, color .18s ease, background .18s ease;
}
.g489-bottom-btn i, .g489-bottom-btn ion-icon, .g489-bottom-btn .material-icons-two-tone { font-size: 2.3rem; line-height: 1; }
.g489-bottom-btn:hover, .g489-bottom-active { color: var(--g489-primary); background: rgba(255,235,59,.09); }
.g489-bottom-active::before { content: ""; position: absolute; top: .4rem; width: 2.4rem; height: .32rem; border-radius: 999rem; background: var(--g489-accent); }
.g489-badge { position: absolute; top: .45rem; right: 1.2rem; min-width: 1.7rem; height: 1.7rem; display: grid; place-items: center; border-radius: 999rem; background: var(--g489-accent); color: #fff; font-size: .95rem; }
.g489-breadcrumb { font-size: 1.2rem; color: var(--g489-muted); margin-bottom: .8rem; }
.g489-table { width: 100%; border-collapse: collapse; font-size: 1.25rem; overflow: hidden; border-radius: 1.2rem; }
.g489-table th, .g489-table td { padding: .8rem; border-bottom: .1rem solid rgba(255,255,186,.1); text-align: left; }
.g489-table th { color: #111; background: var(--g489-primary); }
.g489-faq details { padding: 1rem; border-radius: 1.2rem; background: rgba(0,0,0,.18); margin: .8rem 0; }
.g489-faq summary { color: var(--g489-primary); font-weight: 900; cursor: pointer; min-height: 3rem; }
.g489-faq p { color: var(--g489-muted); margin-bottom: 0; }
@keyframes g489Fade { from { opacity: .35; transform: scale(1.01); } to { opacity: 1; transform: scale(1); } }
@media (min-width: 769px) {
  body { background: linear-gradient(135deg, #090909, #202020); }
  main, .g489-container, .g489-header-inner, .g489-footer { width: min(100%, 96rem); max-width: 96rem; }
  main { padding-top: 8.8rem; }
  .g489-desktop-nav { display: flex; gap: .7rem; align-items: center; }
  .g489-desktop-nav a { color: var(--g489-text); font-size: 1.25rem; font-weight: 800; padding: .75rem .85rem; border-radius: 999rem; background: rgba(255,255,186,.06); }
  .g489-menu-btn { display: none; }
  .g489-mobile-menu, .g489-bottom-nav { display: none; }
  .g489-grid { grid-template-columns: repeat(4, 1fr); }
  .g489-grid-3 { grid-template-columns: repeat(6, 1fr); }
  .g489-stat-grid { grid-template-columns: repeat(4, 1fr); }
  .g489-slide img, .g489-slider, .g489-slide { min-height: 31rem; height: 31rem; }
  .g489-footer { padding-bottom: 2rem; }
}
@media (max-width: 768px) {
  main { padding-bottom: 8rem; }
  .g489-header-actions .g489-btn { padding: .85rem .9rem; font-size: 1.2rem; }
}
@media (max-width: 360px) {
  .g489-brand-text { font-size: 1.7rem; }
  .g489-header-inner { gap: .45rem; }
  .g489-header-actions { gap: .35rem; }
  .g489-btn { padding: .78rem .75rem; }
  .g489-game-card img { width: 5.2rem; height: 5.2rem; }
}