/* 1777ba base CSS — ui9d-prefixed, mobile-first. */
:root {
  --ui9d-primary: #FFA500;
  --ui9d-primary-dark: #FF8C00;
  --ui9d-accent: #FFF176;
  --ui9d-light: #ADD8E6;
  --ui9d-bg: #1E1E1E;
  --ui9d-bg-alt: #2a2a2a;
  --ui9d-bg-card: #262626;
  --ui9d-text: #EEEEEE;
  --ui9d-text-muted: #b5b5b5;
  --ui9d-border: #3a3a3a;
  --ui9d-gold: #FFD700;
  --ui9d-radius: 1.2rem;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 62.5%; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Hind Siliguri', 'Noto Sans Bengali', 'Segoe UI', system-ui, sans-serif;
  background: var(--ui9d-bg); color: var(--ui9d-text); line-height: 1.5rem; font-size: 1.4rem;
  max-width: 430px; margin: 0 auto; position: relative; overflow-x: hidden;
}

a { color: var(--ui9d-primary); text-decoration: none; }
img { max-width: 100%; display: block; }

/* ========== HEADER ========== */
.ui9d-header {
  position: fixed; top: 0; left: 0; right: 0; max-width: 430px; margin: 0 auto;
  background: linear-gradient(180deg, #1a1a1a, #1E1E1E); border-bottom: 1px solid var(--ui9d-border);
  z-index: 1000; padding: 0.8rem 1rem; display: flex; align-items: center; justify-content: space-between;
}
.ui9d-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex: 1;
  min-width: 0;
}
.ui9d-logo img { width: 2.8rem; height: 2.8rem; border-radius: 0.6rem; }
.ui9d-logo-text { font-size: 1.6rem; font-weight: 800; color: var(--ui9d-primary); white-space: nowrap; }
.ui9d-logo-text span { color: var(--ui9d-accent); }

.ui9d-header-actions { display: flex; align-items: center; gap: 0.5rem; }
.ui9d-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.6rem;
  padding: 0 1.2rem;
  border-radius: 0.8rem;
  font-size: 1.3rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform .15s ease, opacity .15s ease;
}
.ui9d-btn:active { transform: scale(0.96); }
.ui9d-btn-login {
  background: transparent;
  border: 1px solid var(--ui9d-primary);
  color: var(--ui9d-primary);
}
.ui9d-btn-register {
  background: linear-gradient(135deg, var(--ui9d-primary), var(--ui9d-primary-dark));
  color: #1E1E1E;
  box-shadow: 0 0.3rem 0.8rem rgba(255,165,0,.35);
}
.ui9d-menu-btn {
  background: transparent;
  border: none;
  color: var(--ui9d-text);
  font-size: 2rem;
  cursor: pointer;
  min-width: 3.6rem;
  min-height: 3.6rem;
  display: flex; align-items: center; justify-content: center;
}

/* ========== MOBILE MENU ========== */
.ui9d-mobile-menu {
  position: fixed; top: 0; left: 0; right: 0; max-width: 430px; margin: 0 auto;
  background: #161616; border-bottom: 1px solid var(--ui9d-border); z-index: 9999;
  padding: 5rem 1rem 1rem; transform: translateY(-100%); transition: transform .3s ease;
  max-height: 80vh; overflow-y: auto;
}
.ui9d-mobile-menu.ui9d-menu-open { transform: translateY(0); }
.ui9d-mobile-menu a {
  display: block;
  padding: 1rem 1.2rem;
  color: var(--ui9d-text);
  border-radius: 0.6rem;
  font-size: 1.4rem;
  font-weight: 600;
  border-bottom: 1px solid var(--ui9d-border);
}
.ui9d-mobile-menu a:active { background: var(--ui9d-bg-alt); }
.ui9d-menu-close {
  position: absolute;
  top: 1rem; right: 1rem;
  background: transparent; border: none; color: var(--ui9d-text);
  font-size: 2rem; cursor: pointer; min-width: 3.6rem; min-height: 3.6rem;
}

/* ========== LAYOUT ========== */
.ui9d-main { padding-top: 6rem; }
.ui9d-container { padding: 1.2rem; }
.ui9d-section { padding: 1.6rem 1.2rem; }
.ui9d-section-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--ui9d-accent);
  margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.ui9d-section-title i { color: var(--ui9d-primary); }

/* ========== HERO CAROUSEL ========== */
.ui9d-carousel {
  position: relative;
  border-radius: var(--ui9d-radius);
  overflow: hidden;
  margin: 1rem 1.2rem;
  aspect-ratio: 16/7;
}
.ui9d-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .6s ease;
  cursor: pointer;
}
.ui9d-slide.appb9d-active { opacity: 1; }
.ui9d-slide img { width: 100%; height: 100%; object-fit: cover; }
.ui9d-slide-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1rem 1.2rem;
  background: linear-gradient(0deg, rgba(0,0,0,.85), transparent);
  color: #fff;
}
.ui9d-slide-overlay h2 { font-size: 1.7rem; color: var(--ui9d-accent); font-weight: 800; }
.ui9d-slide-overlay p { font-size: 1.2rem; color: var(--ui9d-text); }
.ui9d-dots {
  position: absolute;
  bottom: 0.8rem; right: 1rem;
  display: flex; gap: 0.4rem;
}
.appb9d-dot {
  width: 0.8rem; height: 0.8rem;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  cursor: pointer; border: none;
}
.appb9d-dot.appb9d-dot-active { background: var(--ui9d-primary); }

/* ========== HERO H1 ========== */
.ui9d-hero-h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--ui9d-accent);
  text-align: center;
  padding: 1rem 1.2rem 0.4rem;
  line-height: 1.3;
}
.ui9d-hero-sub {
  text-align: center;
  color: var(--ui9d-text-muted);
  font-size: 1.3rem;
  padding: 0 1.2rem 1rem;
}

/* ========== GAME GRID ========== */
.ui9d-cat-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 1.6rem 0 1rem;
  padding: 0 1.2rem;
}
.ui9d-cat-head h2 {
  font-size: 1.7rem; font-weight: 800; color: var(--ui9d-accent);
  display: flex; align-items: center; gap: 0.5rem;
}
.ui9d-cat-head h2 i { color: var(--ui9d-primary); }
.ui9d-cat-head a { font-size: 1.2rem; color: var(--ui9d-primary); font-weight: 700; }

.ui9d-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  padding: 0 1.2rem;
}
.ui9d-game-card {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-border);
  border-radius: 0.8rem;
  overflow: hidden;
  cursor: pointer;
  transition: transform .15s ease, border-color .15s ease;
  text-align: center;
}
.ui9d-game-card:active {
  transform: scale(0.97);
  border-color: var(--ui9d-primary);
}
.ui9d-game-card img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  background: #000;
}
.ui9d-game-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ui9d-text);
  padding: 0.5rem 0.3rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

/* ========== CTA / PROMO LINKS ========== */
.ui9d-cta {
  display: flex; flex-wrap: wrap; gap: 0.8rem;
  justify-content: center; padding: 1rem 1.2rem;
}
.ui9d-cta-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 1rem 1.6rem;
  border-radius: 0.8rem;
  font-weight: 800; font-size: 1.4rem;
  background: linear-gradient(135deg, var(--ui9d-primary), var(--ui9d-primary-dark));
  color: #1E1E1E; border: none; cursor: pointer;
  box-shadow: 0 0.3rem 0.8rem rgba(255,165,0,.35);
}
.ui9d-cta-btn:active { transform: scale(0.97); }
.ui9d-cta-link {
  color: var(--ui9d-primary);
  font-weight: 700;
  border-bottom: 1px dashed var(--ui9d-primary);
  cursor: pointer;
}

/* ========== INFO / FEATURE BLOCKS ========== */
.ui9d-card {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-border);
  border-radius: var(--ui9d-radius);
  padding: 1.2rem;
  margin: 1rem 1.2rem;
}
.ui9d-card h3 {
  font-size: 1.5rem; color: var(--ui9d-accent); font-weight: 700;
  margin-bottom: 0.6rem; display: flex; align-items: center; gap: 0.5rem;
}
.ui9d-card h3 i { color: var(--ui9d-primary); }
.ui9d-card p { color: var(--ui9d-text-muted); font-size: 1.3rem; line-height: 1.6; }
.ui9d-card ul { list-style: none; padding: 0; }
.ui9d-card li {
  padding: 0.5rem 0;
  font-size: 1.3rem; color: var(--ui9d-text-muted);
  border-bottom: 1px dashed var(--ui9d-border);
}
.ui9d-card li:last-child { border-bottom: none; }

.ui9d-feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem;
  padding: 0 1.2rem;
}
.ui9d-feature-item {
  background: var(--ui9d-bg-card);
  border: 1px solid var(--ui9d-border);
  border-radius: 0.8rem; padding: 1rem;
  text-align: center;
}
.ui9d-feature-item i { font-size: 2.2rem; color: var(--ui9d-primary); margin-bottom: 0.4rem; }
.ui9d-feature-item h4 { font-size: 1.3rem; color: var(--ui9d-accent); margin-bottom: 0.3rem; }
.ui9d-feature-item p { font-size: 1.1rem; color: var(--ui9d-text-muted); line-height: 1.4; }

/* ========== TESTIMONIALS ========== */
.ui9d-testimonial {
  background: var(--ui9d-bg-card);
  border-left: 3px solid var(--ui9d-primary);
  border-radius: 0.6rem; padding: 1rem 1.2rem;
  margin: 0.8rem 1.2rem;
}
.ui9d-testimonial p { font-size: 1.3rem; color: var(--ui9d-text); font-style: italic; }
.ui9d-testimonial .ui9d-author { font-size: 1.2rem; color: var(--ui9d-accent); margin-top: 0.4rem; font-weight: 700; }

/* ========== PAYMENT / WINNERS ========== */
.ui9d-pay-row, .ui9d-winner-row {
  display: flex; flex-wrap: wrap; gap: 0.6rem; padding: 0 1.2rem;
}
.ui9d-pay-chip {
  background: var(--ui9d-bg-card); border: 1px solid var(--ui9d-border);
  border-radius: 0.6rem; padding: 0.6rem 1rem;
  font-size: 1.2rem; color: var(--ui9d-text); font-weight: 600;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.ui9d-winner-card {
  flex: 1 1 100%;
  background: var(--ui9d-bg-card); border: 1px solid var(--ui9d-border);
  border-radius: 0.6rem; padding: 0.8rem 1rem; margin-bottom: 0.6rem;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 1.2rem;
}
.ui9d-winner-card .ui9d-amount { color: var(--ui9d-gold); font-weight: 800; }

/* ========== FAQ INLINE ========== */
.ui9d-faq-item {
  background: var(--ui9d-bg-card); border: 1px solid var(--ui9d-border);
  border-radius: 0.6rem; padding: 1rem 1.2rem; margin: 0.6rem 1.2rem;
}
.ui9d-faq-item h4 { font-size: 1.4rem; color: var(--ui9d-accent); margin-bottom: 0.4rem; }
.ui9d-faq-item p { font-size: 1.2rem; color: var(--ui9d-text-muted); line-height: 1.6; }

/* ========== FOOTER ========== */
.ui9d-footer {
  background: #161616;
  border-top: 1px solid var(--ui9d-border);
  padding: 1.6rem 1.2rem 2rem;
  margin-top: 2rem;
}
.ui9d-footer-brand { font-size: 1.3rem; color: var(--ui9d-text-muted); line-height: 1.6; margin-bottom: 1rem; }
.ui9d-footer-links {
  display: flex; flex-wrap: wrap; gap: 0.6rem 1rem; margin-bottom: 1rem;
}
.ui9d-footer-links a { font-size: 1.2rem; color: var(--ui9d-text); font-weight: 600; }
.ui9d-footer-links a:hover { color: var(--ui9d-primary); }
.ui9d-footer-promo {
  display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 0.8rem 0;
}
.ui9d-footer-promo button {
  flex: 1 1 40%;
  padding: 0.8rem; border-radius: 0.6rem; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--ui9d-primary), var(--ui9d-primary-dark));
  color: #1E1E1E; font-weight: 700; font-size: 1.2rem;
}
.ui9d-footer-copy { font-size: 1.1rem; color: #777; border-top: 1px solid var(--ui9d-border); padding-top: 1rem; text-align: center; }

/* ========== MOBILE BOTTOM NAV ========== */
.ui9d-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; max-width: 430px; margin: 0 auto; height: 6rem;
  background: linear-gradient(180deg, #1a1a1a, #111); border-top: 1px solid var(--ui9d-border);
  display: flex; justify-content: space-around; align-items: center; z-index: 1000;
  box-shadow: 0 -0.3rem 1rem rgba(0,0,0,.5);
}
.appb9d-bnav-btn {
  flex: 1;
  min-width: 6rem;
  min-height: 6rem;
  background: transparent;
  border: none;
  color: var(--ui9d-text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  cursor: pointer;
  position: relative;
  font-family: inherit;
}
.appb9d-bnav-btn i, .appb9d-bnav-btn .material-icons-outlined,
.appb9d-bnav-btn .ion-icon {
  font-size: 2.4rem;
}
.appb9d-bnav-btn span { font-size: 1rem; font-weight: 600; }
.appb9d-bnav-btn:active { transform: scale(0.92); }
.appb9d-bnav-active { color: var(--ui9d-primary); }
.appb9d-bnav-active::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 2.4rem; height: 0.3rem; border-radius: 0 0 0.3rem 0.3rem;
  background: var(--ui9d-primary);
}
.appb9d-bnav-badge {
  position: absolute; top: 0.6rem; right: 1.2rem;
  background: #e53935; color: #fff; font-size: 0.9rem; font-weight: 700;
  border-radius: 1rem; padding: 0 0.4rem; min-width: 1.6rem; text-align: center;
}

/* Desktop: hide bottom nav */
@media (min-width: 769px) {
  .ui9d-bottom-nav { display: none; }
}

/* Mobile: padding so content not hidden behind bottom nav */
@media (max-width: 768px) {
  .ui9d-main { padding-bottom: 7.5rem; }
  body { max-width: 430px; }
}

/* Utility */
.ui9d-text-center { text-align: center; }
.ui9d-mt-1 { margin-top: 1rem; }
.ui9d-divider { height: 1px; background: var(--ui9d-border); margin: 1.2rem 0; border: none; }