/*
 * BGT 222 - Core Design Stylesheet
 * All classes use ui9e- prefix for namespace isolation
 * Color palette: #999999 | #E9967A | #8470FF | #9932CC | #1E1E1E
 * Mobile-first design, max-width 430px
 */

/* CSS Variables */
:root {
  --ui9e-primary: #9932CC;
  --ui9e-secondary: #8470FF;
  --ui9e-accent: #E9967A;
  --ui9e-bg: #1E1E1E;
  --ui9e-bg-light: #2A2A2A;
  --ui9e-bg-card: #333333;
  --ui9e-text: #FFFFFF;
  --ui9e-text-muted: #999999;
  --ui9e-border: #444444;
  --ui9e-success: #4CAF50;
  --ui9e-warning: #FF9800;
  --ui9e-radius: 8px;
  --ui9e-radius-lg: 12px;
  --ui9e-shadow: 0 2px 8px rgba(0,0,0,0.3);
  --ui9e-header-h: 56px;
  --ui9e-bottom-h: 60px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 62.5%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Segoe UI', 'Noto Sans Bengali', Arial, sans-serif;
  background: var(--ui9e-bg);
  color: var(--ui9e-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ui9e-accent); text-decoration: none; }
a:hover { color: var(--ui9e-secondary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Container */
.ui9e-container { width: 100%; padding: 0 12px; max-width: 430px; margin: 0 auto; }
.ui9e-wrapper { padding: 0 12px; }

/* ========== HEADER ========== */
.ui9e-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--ui9e-header-h);
  background: var(--ui9e-bg);
  border-bottom: 1px solid var(--ui9e-border);
  z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 12px;
  max-width: 430px; margin: 0 auto;
  transition: all 0.3s ease;
}
.ui9e-header-shrink { height: 48px; box-shadow: var(--ui9e-shadow); }
.ui9e-header-left { display: flex; align-items: center; gap: 8px; }
.ui9e-header-logo { width: 28px; height: 28px; border-radius: 6px; }
.ui9e-header-name {
  font-size: 1.6rem; font-weight: 700;
  background: linear-gradient(135deg, var(--ui9e-accent), var(--ui9e-primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ui9e-header-right { display: flex; align-items: center; gap: 8px; }
.ui9e-btn-register, .ui9e-btn-login {
  border: none; border-radius: var(--ui9e-radius);
  font-size: 1.2rem; font-weight: 600;
  padding: 6px 14px; cursor: pointer;
  transition: all 0.2s ease;
}
.ui9e-btn-register {
  background: linear-gradient(135deg, var(--ui9e-primary), var(--ui9e-secondary));
  color: #fff;
}
.ui9e-btn-register:hover { transform: scale(1.05); box-shadow: 0 2px 10px rgba(153,50,204,0.4); }
.ui9e-btn-login {
  background: transparent;
  border: 1px solid var(--ui9e-accent);
  color: var(--ui9e-accent);
}
.ui9e-btn-login:hover { background: rgba(233,150,122,0.1); }
.ui9e-menu-btn {
  background: none; border: none; color: var(--ui9e-text-muted);
  font-size: 2rem; cursor: pointer; padding: 4px;
  display: flex; align-items: center; justify-content: center;
}
.ui9e-btn-active .ui9e-menu-icon { color: var(--ui9e-accent); }

/* ========== MOBILE MENU ========== */
.ui9e-menu-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6); z-index: 9998;
  opacity: 0; visibility: hidden;
  transition: all 0.3s ease;
}
.ui9e-overlay-active { opacity: 1; visibility: visible; }
.ui9e-mobile-menu {
  position: fixed; top: 0; right: -280px;
  width: 280px; height: 100vh;
  background: var(--ui9e-bg-light);
  z-index: 9999;
  transition: right 0.3s ease;
  padding: 20px 0;
  overflow-y: auto;
}
.ui9e-menu-active { right: 0; }
.ui9e-menu-close {
  position: absolute; top: 12px; right: 12px;
  background: none; border: none; color: var(--ui9e-text-muted);
  font-size: 2.2rem; cursor: pointer;
}
.ui9e-menu-title {
  padding: 0 20px 16px;
  font-size: 1.8rem; font-weight: 700;
  color: var(--ui9e-accent);
  border-bottom: 1px solid var(--ui9e-border);
  margin-bottom: 8px;
}
.ui9e-menu-links { padding: 8px 0; }
.ui9e-menu-link {
  display: block; padding: 12px 20px;
  color: var(--ui9e-text); font-size: 1.4rem;
  border-bottom: 1px solid rgba(68,68,68,0.3);
  transition: all 0.2s ease;
}
.ui9e-menu-link:hover { background: rgba(132,112,255,0.1); color: var(--ui9e-accent); padding-left: 26px; }

/* ========== CAROUSEL ========== */
.ui9e-carousel {
  position: relative; width: 100%;
  margin-top: var(--ui9e-header-h);
  overflow: hidden; border-radius: 0 0 var(--ui9e-radius) var(--ui9e-radius);
}
.ui9e-carousel-track { position: relative; width: 100%; }
.ui9e-carousel-slide {
  width: 100%; opacity: 0;
  transition: opacity var(--ui9e-carousel-transition, 0.4s) ease;
  position: absolute; top: 0; left: 0;
}
.ui9e-slide-active { opacity: 1; position: relative; }
.ui9e-carousel-slide img { width: 100%; height: auto; aspect-ratio: 16/7; object-fit: cover; cursor: pointer; }
.ui9e-carousel-dots {
  position: absolute; bottom: 10px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 6px;
}
.ui9e-carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: rgba(255,255,255,0.4); cursor: pointer;
  transition: all 0.2s ease;
}
.ui9e-dot-active { background: var(--ui9e-accent); width: 20px; border-radius: 4px; }

/* ========== MAIN CONTENT ========== */
.ui9e-main { padding-top: var(--ui9e-header-h); }
.ui9e-section { padding: 16px 0; }
.ui9e-section-title {
  font-size: 1.6rem; font-weight: 700;
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 2px solid var(--ui9e-primary);
  display: flex; align-items: center; gap: 8px;
}
.ui9e-section-title .material-icons { font-size: 2rem; color: var(--ui9e-primary); }

/* ========== GAME GRID ========== */
.ui9e-category-title {
  font-size: 1.5rem; font-weight: 600;
  color: var(--ui9e-accent);
  margin: 16px 0 10px; padding-left: 4px;
  border-left: 3px solid var(--ui9e-primary);
  padding-left: 10px;
}
.ui9e-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px; padding: 4px 0;
}
.ui9e-game-item {
  text-align: center; cursor: pointer;
  transition: transform 0.2s ease;
  background: var(--ui9e-bg-card);
  border-radius: var(--ui9e-radius);
  padding: 8px 4px;
}
.ui9e-game-item:hover { transform: translateY(-2px); box-shadow: var(--ui9e-shadow); }
.ui9e-game-item img {
  width: 60px; height: 60px; border-radius: 10px;
  margin: 0 auto 4px; object-fit: cover;
}
.ui9e-game-name {
  font-size: 1.1rem; color: var(--ui9e-text);
  line-height: 1.3rem; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}

/* ========== CARDS ========== */
.ui9e-card {
  background: var(--ui9e-bg-card);
  border-radius: var(--ui9e-radius-lg);
  padding: 16px; margin-bottom: 12px;
  box-shadow: var(--ui9e-shadow);
}
.ui9e-card-title {
  font-size: 1.5rem; font-weight: 600;
  color: var(--ui9e-accent); margin-bottom: 10px;
}
.ui9e-card-text { font-size: 1.3rem; line-height: 1.6rem; color: var(--ui9e-text-muted); }
.ui9e-card-text p { margin-bottom: 8px; }

/* ========== PROMO BUTTONS ========== */
.ui9e-promo-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--ui9e-primary), var(--ui9e-secondary));
  color: #fff; font-size: 1.3rem; font-weight: 600;
  padding: 10px 20px; border-radius: var(--ui9e-radius);
  cursor: pointer; border: none;
  transition: all 0.2s ease;
  text-align: center;
}
.ui9e-promo-btn:hover { transform: scale(1.05); box-shadow: 0 4px 15px rgba(153,50,204,0.4); }
.ui9e-promo-btn-alt {
  background: linear-gradient(135deg, var(--ui9e-accent), #D4845A);
}
.ui9e-promo-link {
  color: var(--ui9e-accent); font-weight: 600;
  cursor: pointer; border-bottom: 1px dashed var(--ui9e-accent);
}
.ui9e-promo-link:hover { color: var(--ui9e-secondary); }

/* ========== H TAGS ========== */
.ui9e-h1 {
  font-size: 2rem; font-weight: 800;
  text-align: center; margin: 16px 0;
  line-height: 2.4rem;
  background: linear-gradient(135deg, var(--ui9e-accent), var(--ui9e-primary));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ui9e-h2 {
  font-size: 1.6rem; font-weight: 700;
  margin: 20px 0 10px; color: var(--ui9e-accent);
  display: flex; align-items: center; gap: 6px;
}
.ui9e-h3 { font-size: 1.4rem; font-weight: 600; margin: 14px 0 8px; color: var(--ui9e-secondary); }

/* ========== LISTS ========== */
.ui9e-list { padding: 0 0 0 16px; }
.ui9e-list li { padding: 4px 0; font-size: 1.3rem; line-height: 1.6rem; color: var(--ui9e-text-muted); }
.ui9e-list li::before { content: "›"; color: var(--ui9e-primary); margin-right: 6px; font-weight: bold; }

/* ========== FEATURES GRID ========== */
.ui9e-features-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.ui9e-feature-item {
  background: var(--ui9e-bg-card);
  border-radius: var(--ui9e-radius);
  padding: 14px; text-align: center;
  border: 1px solid var(--ui9e-border);
  transition: all 0.2s ease;
}
.ui9e-feature-item:hover { border-color: var(--ui9e-primary); }
.ui9e-feature-icon { font-size: 2.4rem; margin-bottom: 6px; }
.ui9e-feature-title { font-size: 1.2rem; font-weight: 600; color: var(--ui9e-accent); margin-bottom: 4px; }
.ui9e-feature-desc { font-size: 1.1rem; color: var(--ui9e-text-muted); line-height: 1.4rem; }

/* ========== FAQ ========== */
.ui9e-faq-item {
  background: var(--ui9e-bg-card);
  border-radius: var(--ui9e-radius);
  margin-bottom: 8px; overflow: hidden;
}
.ui9e-faq-q {
  padding: 12px 14px; font-weight: 600;
  font-size: 1.3rem; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  color: var(--ui9e-text);
}
.ui9e-faq-a {
  padding: 0 14px 12px;
  font-size: 1.2rem; color: var(--ui9e-text-muted);
  line-height: 1.5rem;
}

/* ========== WINNERS TABLE ========== */
.ui9e-winners-list { margin-top: 8px; }
.ui9e-winner-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 12px; border-bottom: 1px solid rgba(68,68,68,0.3);
  font-size: 1.2rem;
}
.ui9e-winner-name { color: var(--ui9e-accent); font-weight: 600; }
.ui9e-winner-game { color: var(--ui9e-text-muted); }
.ui9e-winner-amount { color: var(--ui9e-success); font-weight: 700; }

/* ========== PAYMENT ========== */
.ui9e-payment-grid {
  display: flex; gap: 10px; flex-wrap: wrap;
  justify-content: center; padding: 8px 0;
}
.ui9e-payment-item {
  background: var(--ui9e-bg-card);
  border: 1px solid var(--ui9e-border);
  border-radius: var(--ui9e-radius);
  padding: 10px 16px; text-align: center;
  font-size: 1.2rem; color: var(--ui9e-text);
}
.ui9e-payment-item span { color: var(--ui9e-accent); font-weight: 600; }

/* ========== TESTIMONIALS ========== */
.ui9e-testimonial {
  background: var(--ui9e-bg-card);
  border-radius: var(--ui9e-radius-lg);
  padding: 14px; margin-bottom: 10px;
  border-left: 3px solid var(--ui9e-primary);
}
.ui9e-testimonial-text { font-size: 1.3rem; color: var(--ui9e-text-muted); font-style: italic; line-height: 1.6rem; }
.ui9e-testimonial-author { font-size: 1.1rem; color: var(--ui9e-accent); margin-top: 6px; text-align: right; }

/* ========== BOTTOM NAVIGATION ========== */
.ui9e-bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0;
  height: var(--ui9e-bottom-h);
  background: linear-gradient(180deg, #2A2A2A, #1A1A1A);
  border-top: 1px solid var(--ui9e-border);
  z-index: 1000;
  display: flex; justify-content: space-around; align-items: center;
  max-width: 430px; margin: 0 auto;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.3);
}
.ui9e-bottom-nav-item {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  min-width: 60px; min-height: 50px;
  cursor: pointer; background: none; border: none;
  color: var(--ui9e-text-muted); font-size: 1rem;
  transition: all 0.2s ease; position: relative;
}
.ui9e-bottom-nav-item .nav-icon { font-size: 22px; margin-bottom: 2px; }
.ui9e-bottom-nav-item .nav-label { font-size: 1rem; line-height: 1.2rem; }
.ui9e-bottom-nav-item:hover, .ui9e-bottom-nav-item.ui9e-nav-active {
  color: var(--ui9e-accent);
}
.ui9e-bottom-nav-item.ui9e-nav-active::after {
  content: ''; position: absolute; top: -1px;
  left: 25%; right: 25%;
  height: 2px; background: var(--ui9e-accent);
  border-radius: 0 0 2px 2px;
}
.ui9e-bottom-nav-item:active { transform: scale(0.92); }

/* ========== FOOTER ========== */
.ui9e-footer {
  background: var(--ui9e-bg-light);
  padding: 20px 12px 80px;
  border-top: 1px solid var(--ui9e-border);
}
.ui9e-footer-brand {
  font-size: 1.3rem; color: var(--ui9e-text-muted);
  line-height: 1.6rem; margin-bottom: 14px;
}
.ui9e-footer-links {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 14px;
}
.ui9e-footer-link {
  background: var(--ui9e-bg-card);
  padding: 6px 12px; border-radius: var(--ui9e-radius);
  font-size: 1.1rem; color: var(--ui9e-text);
  border: 1px solid var(--ui9e-border);
  cursor: pointer; transition: all 0.2s ease;
}
.ui9e-footer-link:hover { border-color: var(--ui9e-primary); color: var(--ui9e-accent); }
.ui9e-footer-copy {
  font-size: 1.1rem; color: var(--ui9e-text-muted);
  text-align: center; margin-top: 12px;
  border-top: 1px solid var(--ui9e-border);
  padding-top: 12px;
}

/* ========== HELP PAGE ========== */
.ui9e-help-content { padding: 16px 0 80px; }
.ui9e-help-content h1 { font-size: 1.8rem; font-weight: 700; color: var(--ui9e-accent); margin-bottom: 14px; text-align: center; }
.ui9e-help-content h2 { font-size: 1.5rem; font-weight: 600; color: var(--ui9e-secondary); margin: 16px 0 8px; }
.ui9e-help-content p { font-size: 1.3rem; color: var(--ui9e-text-muted); line-height: 1.6rem; margin-bottom: 10px; }
.ui9e-safety-list { padding: 0 0 0 14px; }
.ui9e-safety-list li {
  padding: 6px 0; font-size: 1.3rem; line-height: 1.5rem;
  color: var(--ui9e-text-muted);
}
.ui9e-safety-list li::before { content: "✓"; color: var(--ui9e-success); margin-right: 6px; }

/* ========== APP DOWNLOAD CTA ========== */
.ui9e-app-cta {
  background: linear-gradient(135deg, var(--ui9e-bg-card), rgba(153,50,204,0.2));
  border-radius: var(--ui9e-radius-lg);
  padding: 20px; text-align: center;
  border: 1px solid var(--ui9e-primary);
  margin: 16px 0;
}
.ui9e-app-cta-title { font-size: 1.6rem; font-weight: 700; color: var(--ui9e-accent); margin-bottom: 8px; }
.ui9e-app-cta-text { font-size: 1.2rem; color: var(--ui9e-text-muted); margin-bottom: 14px; }

/* ========== UTILITIES ========== */
.ui9e-text-center { text-align: center; }
.ui9e-text-accent { color: var(--ui9e-accent); }
.ui9e-text-muted { color: var(--ui9e-text-muted); }
.ui9e-mt-8 { margin-top: 8px; }
.ui9e-mt-16 { margin-top: 16px; }
.ui9e-mb-8 { margin-bottom: 8px; }
.ui9e-mb-16 { margin-bottom: 16px; }
.ui9e-p-12 { padding: 12px; }
.ui9e-flex-center { display: flex; align-items: center; justify-content: center; }
.ui9e-gap-8 { gap: 8px; }
.ui9e-bold { font-weight: 700; }
.ui9e-inline-link { color: var(--ui9e-accent); font-weight: 600; cursor: pointer; }

/* ========== RESPONSIVE ========== */
@media (min-width: 769px) {
  .ui9e-bottom-nav { display: none; }
  .ui9e-footer { padding-bottom: 20px; }
  body { border-left: 1px solid var(--ui9e-border); border-right: 1px solid var(--ui9e-border); }
}
@media (max-width: 768px) {
  .ui9e-main, .ui9e-help-content, .ui9e-footer { padding-bottom: 80px; }
  .ui9e-game-grid { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .ui9e-game-item img { width: 54px; height: 54px; }
  .ui9e-game-name { font-size: 1rem; }
}
@media (max-width: 360px) {
  .ui9e-game-grid { grid-template-columns: repeat(3, 1fr); }
  .ui9e-features-grid { grid-template-columns: 1fr; }
}