/* ==========================================================================
   930k.click - Core Stylesheet (bn-BD)
   All custom classes use the sa0a- prefix for namespace isolation.
   Palette: #D4AF37 (gold) | #2D2D2D (ink) | #AFEEEE (pale cyan)
           #FFEF94 (warm light) | #E0FFFF (light cyan)
   Mobile-first: max-width 430px viewport, root font 62.5% (1rem = 10px).
   ========================================================================== */

:root {
  --sa0a-primary: #D4AF37;        /* brand gold */
  --sa0a-primary-dark: #b8941f;
  --sa0a-bg: #2D2D2D;             /* ink background */
  --sa0a-bg-soft: #3a3a3a;
  --sa0a-bg-deep: #1f1f1f;
  --sa0a-cyan: #AFEEEE;           /* pale cyan text accent */
  --sa0a-warm: #FFEF94;           /* warm light highlight */
  --sa0a-light: #E0FFFF;          /* light cyan text */
  --sa0a-text: #f5f5f5;
  --sa0a-text-muted: #c9c9c9;
  --sa0a-border: rgba(212, 175, 55, 0.35);
  --sa0a-shadow: 0 4px 18px rgba(0, 0, 0, 0.45);
  --sa0a-radius: 1.2rem;
  --sa0a-radius-sm: 0.8rem;
  --sa0a-header-h: 6rem;
  --sa0a-bottomnav-h: 6.4rem;
}

* { 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(--sa0a-bg);
  color: var(--sa0a-text);
  line-height: 1.5rem;
  font-size: 1.5rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--sa0a-warm); text-decoration: none; }
a:hover { color: var(--sa0a-primary); }

/* ==========================================================================
   Layout containers
   ========================================================================== */
.sa0a-wrapper { width: 100%; max-width: 430px; margin: 0 auto; position: relative; }
.sa0a-container { width: 100%; padding: 0 1.2rem; }
.sa0a-main { padding-top: var(--sa0a-header-h); padding-bottom: calc(var(--sa0a-bottomnav-h) + 1rem); }
.sa0a-section { padding: 2rem 1.2rem; }
.sa0a-section-alt { background: var(--sa0a-bg-deep); }

.sa0a-section-dim { opacity: 0.45; transition: opacity 0.3s ease; }

/* ==========================================================================
   Header / Top navigation
   ========================================================================== */
.sa0a-header {
  position: fixed; top: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px; height: var(--sa0a-header-h);
  background: linear-gradient(180deg, #232323 0%, #2D2D2D 100%);
  border-bottom: 2px solid var(--sa0a-primary);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1rem; z-index: 1000; box-shadow: var(--sa0a-shadow);
}
.sa0a-logo { display: flex; align-items: center; gap: 0.6rem; color: var(--sa0a-primary); }
.sa0a-logo img { width: 3rem; height: 3rem; border-radius: 0.5rem; }
.sa0a-logo-text { font-size: 1.8rem; font-weight: 800; letter-spacing: 0.5px; color: var(--sa0a-primary); }
.sa0a-logo-text span { color: var(--sa0a-warm); }

.sa0a-header-actions { display: flex; align-items: center; gap: 0.5rem; }
.sa0a-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  font-size: 1.3rem; font-weight: 700; padding: 0.7rem 1.2rem;
  border-radius: var(--sa0a-radius-sm); border: none; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  min-height: 44px; text-decoration: none;
}
.sa0a-btn:active { transform: scale(0.96); }
.sa0a-btn-register {
  background: linear-gradient(135deg, var(--sa0a-primary) 0%, var(--sa0a-primary-dark) 100%);
  color: #1f1f1f; box-shadow: 0 3px 10px rgba(212, 175, 55, 0.4);
}
.sa0a-btn-login {
  background: transparent; color: var(--sa0a-cyan);
  border: 1.5px solid var(--sa0a-cyan);
}
.sa0a-btn-login:hover { background: rgba(175, 238, 238, 0.1); }

.sa0a-menu-toggle {
  background: transparent; border: none; color: var(--sa0a-primary);
  font-size: 2.2rem; cursor: pointer; padding: 0.4rem 0.6rem;
  min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center;
}
.sa0a-menu-active { color: var(--sa0a-warm); transform: rotate(90deg); transition: transform 0.25s ease; }

/* ==========================================================================
   Mobile slide-down menu
   ========================================================================== */
.sa0a-mobile-menu {
  position: fixed; top: var(--sa0a-header-h); left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px;
  background: var(--sa0a-bg-deep);
  border-bottom: 2px solid var(--sa0a-primary);
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  z-index: 9999;
}
.sa0a-menu-open { max-height: 60rem; }
.sa0a-mobile-menu ul { list-style: none; padding: 0.6rem 1rem 1rem; }
.sa0a-mobile-menu li { border-bottom: 1px solid rgba(212, 175, 55, 0.15); }
.sa0a-mobile-menu li:last-child { border-bottom: none; }
.sa0a-mobile-menu a {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 1rem 0.6rem; color: var(--sa0a-text); font-size: 1.4rem; font-weight: 600;
}
.sa0a-mobile-menu a:hover { color: var(--sa0a-primary); padding-left: 1rem; }
.sa0a-mobile-menu a i { color: var(--sa0a-cyan); width: 2rem; text-align: center; }

/* ==========================================================================
   Hero carousel
   ========================================================================== */
.sa0a-carousel {
  position: relative; width: 100%; overflow: hidden;
  border-radius: 0 0 var(--sa0a-radius) var(--sa0a-radius);
  margin-bottom: 1rem;
}
.sa0a-slides { position: relative; width: 100%; aspect-ratio: 16 / 9; }
.sa0a-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity 0.6s ease;
  cursor: pointer;
}
.sa0a-slide img { width: 100%; height: 100%; object-fit: cover; }
.sa0a-slide-active { opacity: 1; }
.sa0a-slide-overlay {
  position: absolute; left: 1rem; bottom: 1.4rem; right: 1rem;
  background: rgba(31, 31, 31, 0.55); padding: 0.8rem 1rem; border-radius: var(--sa0a-radius-sm);
  border-left: 3px solid var(--sa0a-primary);
}
.sa0a-slide-overlay h2 { color: var(--sa0a-warm); font-size: 1.6rem; margin-bottom: 0.2rem; }
.sa0a-slide-overlay p { color: var(--sa0a-light); font-size: 1.2rem; }

.sa0a-dots {
  position: absolute; bottom: 0.6rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 0.5rem; z-index: 5;
}
.sa0a-dot {
  width: 0.8rem; height: 0.8rem; border-radius: 50%;
  background: rgba(255, 255, 255, 0.45); border: none; cursor: pointer;
}
.sa0a-dot-active { background: var(--sa0a-primary); width: 2rem; border-radius: 0.4rem; }

/* ==========================================================================
   Headings & section titles
   ========================================================================== */
.sa0a-h1 {
  font-size: 2.2rem; font-weight: 800; color: var(--sa0a-primary);
  padding: 1.5rem 1.2rem 0.5rem; line-height: 1.3;
}
.sa0a-h1 span { color: var(--sa0a-warm); }
.sa0a-subtitle { color: var(--sa0a-text-muted); padding: 0 1.2rem 1rem; font-size: 1.3rem; }

.sa0a-section-title {
  font-size: 1.8rem; font-weight: 800; color: var(--sa0a-primary);
  margin-bottom: 1rem; display: flex; align-items: center; gap: 0.6rem;
}
.sa0a-section-title i { color: var(--sa0a-cyan); }
.sa0a-section-title::after {
  content: ""; flex: 1; height: 2px;
  background: linear-gradient(90deg, var(--sa0a-primary), transparent);
}

/* ==========================================================================
   Filter chips
   ========================================================================== */
.sa0a-chips {
  display: flex; gap: 0.6rem; overflow-x: auto; padding: 0.5rem 1.2rem 1rem;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.sa0a-chips::-webkit-scrollbar { display: none; }
.sa0a-chip {
  flex: 0 0 auto; padding: 0.6rem 1.2rem; border-radius: 2rem;
  background: var(--sa0a-bg-soft); color: var(--sa0a-text);
  font-size: 1.2rem; font-weight: 600; border: 1px solid transparent;
  cursor: pointer; min-height: 36px; display: inline-flex; align-items: center; gap: 0.4rem;
}
.sa0a-chip-active {
  background: var(--sa0a-primary); color: #1f1f1f; border-color: var(--sa0a-warm);
}

/* ==========================================================================
   Game grid
   ========================================================================== */
.sa0a-game-section { padding: 0.5rem 1.2rem 1.5rem; }
.sa0a-game-cat-title {
  font-size: 1.5rem; font-weight: 700; color: var(--sa0a-cyan);
  margin: 1rem 0 0.8rem; display: flex; align-items: center; gap: 0.5rem;
}
.sa0a-game-cat-title i { color: var(--sa0a-primary); }
.sa0a-game-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem;
}
.sa0a-game-card {
  background: var(--sa0a-bg-soft); border-radius: var(--sa0a-radius-sm);
  overflow: hidden; cursor: pointer; position: relative;
  border: 1px solid rgba(212, 175, 55, 0.18);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.sa0a-game-card:active { transform: scale(0.95); box-shadow: 0 4px 14px rgba(212, 175, 55, 0.3); }
.sa0a-game-thumb {
  width: 100%; aspect-ratio: 1 / 1; object-fit: cover;
  background: linear-gradient(135deg, #2a2a2a, #3a3a3a);
}
.sa0a-game-name {
  display: block; padding: 0.5rem 0.4rem; font-size: 1.05rem; font-weight: 600;
  color: var(--sa0a-light); text-align: center; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.sa0a-game-card:hover .sa0a-game-name { color: var(--sa0a-primary); }
.sa0a-game-badge {
  position: absolute; top: 0.3rem; left: 0.3rem;
  background: var(--sa0a-primary); color: #1f1f1f;
  font-size: 0.9rem; font-weight: 700; padding: 0.15rem 0.5rem;
  border-radius: 0.4rem;
}

/* ==========================================================================
   Info cards / features
   ========================================================================== */
.sa0a-cards { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.sa0a-card {
  background: var(--sa0a-bg-soft); border-radius: var(--sa0a-radius);
  padding: 1.4rem; border: 1px solid var(--sa0a-border);
}
.sa0a-card h3 {
  font-size: 1.5rem; color: var(--sa0a-primary); margin-bottom: 0.6rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.sa0a-card h3 i { color: var(--sa0a-cyan); }
.sa0a-card p { color: var(--sa0a-text-muted); font-size: 1.3rem; line-height: 1.6; }
.sa0a-card p strong { color: var(--sa0a-warm); }

.sa0a-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.sa0a-mini-card {
  background: var(--sa0a-bg-soft); border-radius: var(--sa0a-radius-sm);
  padding: 1rem; text-align: center; border: 1px solid rgba(175, 238, 238, 0.18);
}
.sa0a-mini-card i { font-size: 2.4rem; color: var(--sa0a-primary); margin-bottom: 0.5rem; }
.sa0a-mini-card .sa0a-mini-title { font-size: 1.3rem; font-weight: 700; color: var(--sa0a-cyan); }
.sa0a-mini-card .sa0a-mini-desc { font-size: 1.1rem; color: var(--sa0a-text-muted); margin-top: 0.3rem; }

/* ==========================================================================
   CTA banner
   ========================================================================== */
.sa0a-cta {
  background: linear-gradient(135deg, var(--sa0a-primary) 0%, var(--sa0a-primary-dark) 100%);
  border-radius: var(--sa0a-radius); padding: 1.6rem 1.4rem;
  text-align: center; margin: 1rem 0; color: #1f1f1f;
}
.sa0a-cta h3 { font-size: 1.8rem; font-weight: 800; margin-bottom: 0.4rem; }
.sa0a-cta p { font-size: 1.3rem; margin-bottom: 1rem; color: #2a2a2a; }
.sa0a-cta-btn {
  display: inline-block; background: #1f1f1f; color: var(--sa0a-warm);
  padding: 0.9rem 2rem; border-radius: 2rem; font-weight: 800; font-size: 1.4rem;
  border: none; cursor: pointer; min-height: 44px;
}
.sa0a-cta-btn:active { transform: scale(0.96); }

/* ==========================================================================
   Promo text link (inline bold link)
   ========================================================================== */
.sa0a-promo-link {
  color: var(--sa0a-warm); font-weight: 800; cursor: pointer;
  text-decoration: underline; text-decoration-color: var(--sa0a-primary);
}
.sa0a-promo-link:hover { color: var(--sa0a-primary); }

/* ==========================================================================
   Testimonials
   ========================================================================== */
.sa0a-testimonials { display: grid; grid-template-columns: 1fr; gap: 0.8rem; }
.sa0a-testimonial {
  background: var(--sa0a-bg-soft); border-left: 3px solid var(--sa0a-primary);
  padding: 1rem 1.2rem; border-radius: 0.6rem;
}
.sa0a-testimonial p { font-size: 1.25rem; color: var(--sa0a-light); font-style: italic; }
.sa0a-testimonial .sa0a-author {
  display: block; margin-top: 0.5rem; font-size: 1.1rem; color: var(--sa0a-cyan); font-weight: 700;
}

/* ==========================================================================
   Payment / winners list
   ========================================================================== */
.sa0a-list { list-style: none; }
.sa0a-list li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.8rem 1rem; border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  font-size: 1.25rem;
}
.sa0a-list li:last-child { border-bottom: none; }
.sa0a-list .sa0a-list-name { color: var(--sa0a-cyan); font-weight: 600; }
.sa0a-list .sa0a-list-amount { color: var(--sa0a-warm); font-weight: 800; }

.sa0a-payments { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.sa0a-pay-item {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--sa0a-bg-soft); padding: 0.6rem 1rem; border-radius: 0.6rem;
  border: 1px solid var(--sa0a-border); font-size: 1.15rem; color: var(--sa0a-light);
}
.sa0a-pay-item i { color: var(--sa0a-primary); }

/* ==========================================================================
   Footer
   ========================================================================== */
.sa0a-footer {
  background: var(--sa0a-bg-deep); border-top: 2px solid var(--sa0a-primary);
  padding: 2rem 1.2rem 2rem; margin-top: 1.5rem;
}
.sa0a-footer-brand { color: var(--sa0a-primary); font-size: 1.6rem; font-weight: 800; margin-bottom: 0.5rem; }
.sa0a-footer-desc { color: var(--sa0a-text-muted); font-size: 1.2rem; line-height: 1.6; margin-bottom: 1.2rem; }
.sa0a-footer-links {
  display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 1.2rem;
}
.sa0a-footer-links a {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--sa0a-bg-soft); padding: 0.5rem 1rem; border-radius: 0.5rem;
  font-size: 1.15rem; color: var(--sa0a-light); border: 1px solid var(--sa0a-border);
}
.sa0a-footer-links a:hover { color: var(--sa0a-primary); border-color: var(--sa0a-primary); }
.sa0a-footer-copy {
  border-top: 1px solid rgba(212, 175, 55, 0.2); padding-top: 1rem;
  text-align: center; color: var(--sa0a-text-muted); font-size: 1.1rem;
}

/* ==========================================================================
   Mobile bottom navigation (5 buttons, fixed)
   ========================================================================== */
.sa0a-bottomnav {
  position: fixed; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: 430px; height: var(--sa0a-bottomnav-h);
  background: linear-gradient(180deg, #2D2D2D 0%, #1f1f1f 100%);
  border-top: 2px solid var(--sa0a-primary);
  display: flex; justify-content: space-around; align-items: stretch;
  z-index: 1000; box-shadow: 0 -4px 14px rgba(0, 0, 0, 0.4);
}
.sa0a-bottomnav-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 0.2rem; background: transparent; border: none; color: var(--sa0a-text-muted);
  font-size: 1rem; font-weight: 600; cursor: pointer; padding: 0.4rem;
  min-width: 60px; min-height: 60px; position: relative;
  transition: color 0.2s ease, transform 0.2s ease;
}
.sa0a-bottomnav-btn i { font-size: 2.2rem; }
.sa0a-bottomnav-btn .material-icons-outlined,
.sa0a-bottomnav-btn .ion { font-size: 2.2rem; }
.sa0a-bottomnav-btn:active { transform: scale(0.92); }
.sa0a-bottomnav-btn:hover { color: var(--sa0a-cyan); }
.sa0a-bottomnav-active { color: var(--sa0a-primary); }
.sa0a-bottomnav-active::before {
  content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 2.4rem; height: 3px; background: var(--sa0a-primary); border-radius: 0 0 0.3rem 0.3rem;
}
.sa0a-bottomnav-badge {
  position: absolute; top: 0.3rem; right: 1rem;
  background: #e74c3c; color: #fff; font-size: 0.85rem; font-weight: 700;
  padding: 0.1rem 0.4rem; border-radius: 0.8rem; min-width: 1.4rem; text-align: center;
}

/* ==========================================================================
   Utility
   ========================================================================== */
.sa0a-text-center { text-align: center; }
.sa0a-mt-1 { margin-top: 1rem; }
.sa0a-mt-2 { margin-top: 2rem; }
.sa0a-hidden { display: none !important; }
.sa0a-prose p { color: var(--sa0a-text-muted); font-size: 1.3rem; line-height: 1.7; margin-bottom: 0.8rem; }
.sa0a-prose p strong { color: var(--sa0a-warm); }

/* ==========================================================================
   Desktop: hide bottom nav (mobile-first only)
   ========================================================================== */
@media (min-width: 769px) {
  .sa0a-bottomnav { display: none; }
  body { max-width: 430px; }
}

@media (max-width: 768px) {
  .sa0a-main { padding-bottom: calc(var(--sa0a-bottomnav-h) + 1.5rem); }
}

/* High-contrast tweaks for small screens */
@media (max-width: 360px) {
  .sa0a-game-grid { grid-template-columns: repeat(2, 1fr); }
  .sa0a-h1 { font-size: 1.9rem; }
  .sa0a-section-title { font-size: 1.6rem; }
}