/**
 * bd9bd.css - Core stylesheet for bd9bd.click
 * Class prefix: ui3f-
 * Palette: #9932CC | #9400D3 | #1A1A2E | #FFB3FF | #4B0082
 * Mobile-first, max-width 430px
 */

:root {
  --ui3f-primary: #9932CC;
  --ui3f-secondary: #9400D3;
  --ui3f-bg-dark: #1A1A2E;
  --ui3f-bg-darker: #0D0D1A;
  --ui3f-text-light: #FFB3FF;
  --ui3f-accent: #4B0082;
  --ui3f-white: #FFFFFF;
  --ui3f-gray: #B8B8D0;
  --ui3f-gold: #FFD700;
  --ui3f-gradient: linear-gradient(135deg, #9932CC 0%, #4B0082 100%);
  --ui3f-radius: 1.2rem;
  --ui3f-radius-sm: 0.8rem;
  --ui3f-shadow: 0 4px 15px rgba(0,0,0,0.3);
  --ui3f-transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', 'Noto Sans Bengali', Tahoma, sans-serif;
  background: var(--ui3f-bg-dark);
  color: var(--ui3f-white);
  line-height: 1.5rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

/* Typography */
h1, h2, h3, h4 { color: var(--ui3f-text-light); font-weight: 700; }
h1 { font-size: 2rem; margin: 1rem 0; }
h2 { font-size: 1.6rem; margin: 0.8rem 0; }
h3 { font-size: 1.4rem; margin: 0.6rem 0; }
p { font-size: 1.2rem; color: var(--ui3f-gray); margin: 0.4rem 0; line-height: 1.8rem; }
a { color: var(--ui3f-text-light); text-decoration: none; transition: var(--ui3f-transition); }
a:hover { color: var(--ui3f-gold); }
img { max-width: 100%; height: auto; display: block; }

/* Header */
.ui3f-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--ui3f-bg-darker);
  border-bottom: 1px solid rgba(153,50,204,0.3);
  padding: 0.6rem 1rem;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 430px; margin: 0 auto;
  transition: var(--ui3f-transition);
}
.ui3f-header-scrolled { box-shadow: 0 2px 12px rgba(0,0,0,0.5); }
.ui3f-logo-area { display: flex; align-items: center; gap: 0.6rem; }
.ui3f-logo-area img { width: 28px; height: 28px; border-radius: 6px; }
.ui3f-logo-area span { font-size: 1.5rem; font-weight: 700; color: var(--ui3f-text-light); }
.ui3f-header-actions { display: flex; align-items: center; gap: 0.5rem; }
.ui3f-btn-register {
  background: var(--ui3f-gradient); color: var(--ui3f-white);
  border: none; padding: 0.5rem 1.2rem; border-radius: 2rem;
  font-size: 1.1rem; font-weight: 600; cursor: pointer;
  transition: var(--ui3f-transition);
}
.ui3f-btn-register:hover { transform: scale(1.05); box-shadow: 0 0 10px rgba(153,50,204,0.5); }
.ui3f-btn-login {
  background: transparent; color: var(--ui3f-text-light);
  border: 1px solid var(--ui3f-primary); padding: 0.5rem 1rem;
  border-radius: 2rem; font-size: 1.1rem; font-weight: 600;
  cursor: pointer; transition: var(--ui3f-transition);
}
.ui3f-btn-login:hover { background: rgba(153,50,204,0.2); }
.ui3f-menu-toggle {
  background: none; border: none; color: var(--ui3f-text-light);
  font-size: 2rem; cursor: pointer; padding: 0.4rem;
  display: flex; align-items: center; justify-content: center;
}

/* Mobile Menu Overlay */
.ui3f-menu-overlay {
  display: none; position: fixed; inset: 0; z-index: 9998;
  background: rgba(0,0,0,0.6); opacity: 0; transition: opacity 0.3s ease;
}
.ui3f-overlay-active { display: block; opacity: 1; }

/* Mobile Slide Menu */
.ui3f-mobile-menu {
  position: fixed; top: 0; right: -280px; width: 280px; height: 100vh;
  z-index: 9999; background: var(--ui3f-bg-darker);
  border-left: 1px solid rgba(153,50,204,0.3);
  transition: right 0.3s ease; overflow-y: auto; padding: 2rem 1.5rem;
}
.ui3f-menu-active { right: 0; }
.ui3f-menu-close {
  background: none; border: none; color: var(--ui3f-text-light);
  font-size: 2.4rem; cursor: pointer; position: absolute;
  top: 1rem; right: 1rem;
}
.ui3f-menu-title { font-size: 1.6rem; color: var(--ui3f-text-light); margin-bottom: 1.5rem; padding-top: 1rem; }
.ui3f-menu-links { list-style: none; }
.ui3f-menu-links li { border-bottom: 1px solid rgba(153,50,204,0.15); }
.ui3f-menu-links a {
  display: block; padding: 1rem 0.5rem; font-size: 1.3rem;
  color: var(--ui3f-gray); transition: var(--ui3f-transition);
}
.ui3f-menu-links a:hover { color: var(--ui3f-text-light); padding-left: 1rem; }

/* Main Content */
.ui3f-main { padding-top: 5rem; }
@media (max-width: 768px) {
  .ui3f-main { padding-bottom: 80px; }
}

/* Carousel */
.ui3f-carousel { position: relative; width: 100%; overflow: hidden; border-radius: var(--ui3f-radius); margin-bottom: 1rem; }
.ui3f-carousel-inner { position: relative; width: 100%; }
.ui3f-carousel-slide { display: none; width: 100%; cursor: pointer; }
.ui3f-carousel-slide img { width: 100%; height: auto; border-radius: var(--ui3f-radius); }
.ui3f-carousel-dots { display: flex; justify-content: center; gap: 0.6rem; padding: 0.6rem 0; }
.ui3f-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,179,255,0.3); cursor: pointer;
  border: none; transition: var(--ui3f-transition);
}
.ui3f-dot-active { background: var(--ui3f-primary); transform: scale(1.3); }

/* Section */
.ui3f-section { padding: 1rem; margin-bottom: 0.5rem; }
.ui3f-section-title {
  font-size: 1.5rem; color: var(--ui3f-text-light);
  margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.5rem;
}
.ui3f-section-title i { color: var(--ui3f-primary); }

/* Game Grid */
.ui3f-game-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem; padding: 0.5rem 0;
}
.ui3f-game-card {
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer; transition: var(--ui3f-transition);
  border-radius: var(--ui3f-radius-sm); padding: 0.4rem;
}
.ui3f-game-card:hover { transform: translateY(-2px); background: rgba(153,50,204,0.15); }
.ui3f-game-card img {
  width: 100%; aspect-ratio: 1; border-radius: var(--ui3f-radius-sm);
  object-fit: cover; border: 1px solid rgba(153,50,204,0.2);
}
.ui3f-game-card span {
  font-size: 1rem; color: var(--ui3f-gray); text-align: center;
  margin-top: 0.3rem; line-height: 1.2rem; overflow: hidden;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}

/* Category Label */
.ui3f-cat-label {
  background: var(--ui3f-gradient); color: var(--ui3f-white);
  padding: 0.4rem 1rem; border-radius: 2rem;
  font-size: 1.2rem; font-weight: 600; display: inline-block; margin-bottom: 0.6rem;
}

/* Cards & Modules */
.ui3f-card {
  background: rgba(75,0,130,0.15); border: 1px solid rgba(153,50,204,0.2);
  border-radius: var(--ui3f-radius); padding: 1.2rem; margin-bottom: 0.8rem;
}
.ui3f-card h3 { color: var(--ui3f-text-light); font-size: 1.4rem; margin-bottom: 0.6rem; }
.ui3f-card p { font-size: 1.2rem; color: var(--ui3f-gray); line-height: 1.8rem; }

/* Promo Buttons */
.ui3f-promo-btn {
  display: inline-block; background: var(--ui3f-gradient);
  color: var(--ui3f-white); padding: 0.8rem 2rem;
  border-radius: 2rem; font-size: 1.3rem; font-weight: 700;
  cursor: pointer; border: none; text-align: center;
  transition: var(--ui3f-transition); margin: 0.5rem 0;
}
.ui3f-promo-btn:hover { transform: scale(1.05); box-shadow: 0 0 15px rgba(153,50,204,0.5); }
.ui3f-promo-text {
  color: var(--ui3f-text-light); font-weight: 600;
  cursor: pointer; border-bottom: 1px dashed var(--ui3f-primary);
  font-size: 1.2rem; transition: var(--ui3f-transition);
}
.ui3f-promo-text:hover { color: var(--ui3f-gold); }

/* Feature List */
.ui3f-feature-list { list-style: none; padding: 0; }
.ui3f-feature-list li {
  padding: 0.6rem 0; border-bottom: 1px solid rgba(153,50,204,0.1);
  font-size: 1.2rem; color: var(--ui3f-gray);
  display: flex; align-items: flex-start; gap: 0.6rem;
}
.ui3f-feature-list li i { color: var(--ui3f-primary); margin-top: 0.2rem; }

/* Testimonials */
.ui3f-testimonial {
  background: rgba(75,0,130,0.2); border-radius: var(--ui3f-radius);
  padding: 1rem; margin-bottom: 0.6rem; border-left: 3px solid var(--ui3f-primary);
}
.ui3f-testimonial p { font-style: italic; font-size: 1.1rem; }
.ui3f-testimonial-author { font-size: 1rem; color: var(--ui3f-primary); margin-top: 0.4rem; }

/* Winners */
.ui3f-winner-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.5rem 0; border-bottom: 1px solid rgba(153,50,204,0.1);
  font-size: 1.1rem;
}
.ui3f-winner-name { color: var(--ui3f-gray); }
.ui3f-winner-game { color: var(--ui3f-primary); flex: 1; text-align: center; }
.ui3f-winner-amount { color: var(--ui3f-gold); font-weight: 700; }

/* Payment Icons */
.ui3f-payment-row { display: flex; gap: 0.8rem; flex-wrap: wrap; padding: 0.5rem 0; }
.ui3f-payment-item {
  background: rgba(255,255,255,0.05); border-radius: var(--ui3f-radius-sm);
  padding: 0.5rem 1rem; font-size: 1.1rem; color: var(--ui3f-gray);
  border: 1px solid rgba(153,50,204,0.15);
}

/* Footer */
.ui3f-footer {
  background: var(--ui3f-bg-darker); padding: 2rem 1rem 1rem;
  border-top: 1px solid rgba(153,50,204,0.3); margin-top: 2rem;
}
.ui3f-footer-desc { font-size: 1.1rem; color: var(--ui3f-gray); line-height: 1.6rem; margin-bottom: 1rem; }
.ui3f-footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.ui3f-footer-links a {
  background: rgba(153,50,204,0.15); padding: 0.4rem 0.8rem;
  border-radius: 1.5rem; font-size: 1rem; color: var(--ui3f-gray);
  transition: var(--ui3f-transition);
}
.ui3f-footer-links a:hover { background: rgba(153,50,204,0.3); color: var(--ui3f-text-light); }
.ui3f-footer-copy { font-size: 1rem; color: rgba(255,255,255,0.3); text-align: center; padding-top: 1rem; border-top: 1px solid rgba(153,50,204,0.1); }

/* Bottom Navigation */
.ui3f-bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 1000; background: var(--ui3f-bg-darker);
  border-top: 1px solid rgba(153,50,204,0.3);
  height: 60px; padding: 0;
}
.ui3f-bottom-nav-inner {
  display: flex; justify-content: space-around; align-items: center;
  max-width: 430px; margin: 0 auto; height: 100%;
}
.ui3f-nav-btn {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: none; border: none; color: var(--ui3f-gray);
  font-size: 1rem; cursor: pointer; min-width: 60px; min-height: 60px;
  transition: var(--ui3f-transition); gap: 0.2rem; padding: 0.3rem;
}
.ui3f-nav-btn i, .ui3f-nav-btn .material-icons { font-size: 22px; }
.ui3f-nav-btn span { font-size: 0.9rem; }
.ui3f-nav-btn:hover, .ui3f-nav-btn:focus { color: var(--ui3f-text-light); }
.ui3f-nav-btn.ui3f-nav-active { color: var(--ui3f-primary); }
.ui3f-nav-btn.ui3f-nav-active i { transform: scale(1.15); }

/* Desktop: show bottom nav on larger screens via media query hide */
@media (max-width: 768px) {
  .ui3f-bottom-nav { display: block; }
  .ui3f-main { padding-bottom: 80px; }
}
@media (min-width: 769px) {
  .ui3f-bottom-nav { display: none; }
}

/* FAQ Accordion */
.ui3f-faq-item { border-bottom: 1px solid rgba(153,50,204,0.15); }
.ui3f-faq-q {
  padding: 0.8rem 0; font-size: 1.2rem; color: var(--ui3f-text-light);
  font-weight: 600; cursor: pointer;
}
.ui3f-faq-a { padding: 0 0 0.8rem; font-size: 1.1rem; color: var(--ui3f-gray); line-height: 1.6rem; }

/* Internal link style */
.ui3f-internal-link { color: var(--ui3f-primary); text-decoration: underline; font-weight: 500; }
.ui3f-internal-link:hover { color: var(--ui3f-gold); }

/* Utility */
.ui3f-text-center { text-align: center; }
.ui3f-mt-1 { margin-top: 1rem; }
.ui3f-mb-1 { margin-bottom: 1rem; }
.ui3f-flex-center { display: flex; align-items: center; justify-content: center; }
.ui3f-hidden { display: none; }