/**
 * bb33 Layout CSS
 * All classes use prefix: gb9c-
 * Color palette: #800080 #DEE2E6 #7FFF00 #1A1A2E #8A2BE2 #006400
 */

/* CSS Variables */
:root {
  --gb9c-primary: #800080;
  --gb9c-secondary: #8A2BE2;
  --gb9c-accent: #7FFF00;
  --gb9c-bg: #1A1A2E;
  --gb9c-bg-light: #16213E;
  --gb9c-text: #DEE2E6;
  --gb9c-text-muted: #a0a8b4;
  --gb9c-green: #006400;
  --gb9c-purple-deep: #5B1A7A;
  --gb9c-purple-light: #B366FF;
  --gb9c-radius: 8px;
  --gb9c-radius-lg: 12px;
  --gb9c-shadow: 0 4px 12px rgba(0,0,0,0.3);
  --gb9c-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', 'Helvetica Neue', Arial, sans-serif;
  background: var(--gb9c-bg);
  color: var(--gb9c-text);
  line-height: 1.5rem;
  font-size: 1.4rem;
  max-width: 430px;
  margin: 0 auto;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}
a { color: var(--gb9c-accent); text-decoration: none; }
a:hover { color: var(--gb9c-purple-light); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* Header */
.gb9c-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  max-width: 430px;
  margin: 0 auto;
  z-index: 1000;
  background: linear-gradient(135deg, var(--gb9c-bg) 0%, #0F3460 100%);
  border-bottom: 2px solid var(--gb9c-primary);
  padding: 0 1rem;
  height: 5.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.gb9c-header-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.gb9c-header-logo img {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
}
.gb9c-header-logo span {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gb9c-accent);
  letter-spacing: 0.5px;
}
.gb9c-header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.gb9c-btn-register {
  background: linear-gradient(135deg, var(--gb9c-primary), var(--gb9c-secondary));
  color: #fff;
  border: none;
  padding: 0.6rem 1.4rem;
  border-radius: 2rem;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--gb9c-transition);
  white-space: nowrap;
}
.gb9c-btn-register:hover { transform: scale(1.05); box-shadow: 0 0 10px var(--gb9c-primary); }
.gb9c-btn-login {
  background: transparent;
  color: var(--gb9c-accent);
  border: 1.5px solid var(--gb9c-accent);
  padding: 0.5rem 1.2rem;
  border-radius: 2rem;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--gb9c-transition);
  white-space: nowrap;
}
.gb9c-btn-login:hover { background: rgba(127,255,0,0.1); }
.gb9c-menu-toggle {
  background: none;
  border: none;
  color: var(--gb9c-text);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.4rem;
  line-height: 1;
}

/* Mobile Menu */
.gb9c-mobile-menu {
  display: none;
  position: fixed;
  top: 5.4rem;
  left: 0;
  right: 0;
  max-width: 430px;
  margin: 0 auto;
  background: var(--gb9c-bg-light);
  z-index: 9999;
  border-bottom: 2px solid var(--gb9c-primary);
  padding: 1rem 0;
  animation: gb9c-slideDown 0.3s ease;
}
@keyframes gb9c-slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
.gb9c-mobile-menu a {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.6rem;
  color: var(--gb9c-text);
  font-size: 1.4rem;
  transition: var(--gb9c-transition);
  border-bottom: 1px solid rgba(128,0,128,0.2);
}
.gb9c-mobile-menu a:hover {
  background: rgba(128,0,128,0.15);
  color: var(--gb9c-accent);
}
.gb9c-mobile-menu a .material-icons,
.gb9c-mobile-menu a i { font-size: 2rem; color: var(--gb9c-purple-light); }

/* Main Content */
.gb9c-main {
  padding-top: 5.4rem;
  min-height: 100vh;
}
@media (max-width: 768px) {
  .gb9c-main { padding-bottom: 80px; }
}

/* Slider */
.gb9c-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0 0 var(--gb9c-radius) var(--gb9c-radius);
}
.gb9c-slide {
  display: none;
  width: 100%;
  cursor: pointer;
}
.gb9c-slide img { width: 100%; aspect-ratio: 16/7; object-fit: cover; }
.gb9c-slide-active { display: block; }
.gb9c-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}
.gb9c-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: var(--gb9c-transition);
}
.gb9c-dot-active { background: var(--gb9c-accent); width: 18px; border-radius: 4px; }

/* Section */
.gb9c-section {
  padding: 1.6rem 1rem;
}
.gb9c-section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--gb9c-accent);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.gb9c-section-title i,
.gb9c-section-title .material-icons { font-size: 2.2rem; }

/* Game Grid */
.gb9c-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.gb9c-game-item {
  text-align: center;
  cursor: pointer;
  transition: var(--gb9c-transition);
  border-radius: var(--gb9c-radius);
  padding: 0.5rem;
}
.gb9c-game-item:hover { transform: translateY(-2px); background: rgba(128,0,128,0.15); }
.gb9c-game-item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--gb9c-radius);
  border: 2px solid transparent;
  transition: var(--gb9c-transition);
}
.gb9c-game-item:hover img { border-color: var(--gb9c-secondary); }
.gb9c-game-item span {
  display: block;
  font-size: 1.1rem;
  margin-top: 0.3rem;
  color: var(--gb9c-text);
  line-height: 1.3rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Category Header */
.gb9c-cat-header {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--gb9c-primary);
}
.gb9c-cat-header h2 {
  font-size: 1.6rem;
  color: var(--gb9c-purple-light);
  font-weight: 600;
}
.gb9c-cat-header .material-icons,
.gb9c-cat-header i { font-size: 2rem; color: var(--gb9c-accent); }

/* Cards */
.gb9c-card {
  background: var(--gb9c-bg-light);
  border-radius: var(--gb9c-radius-lg);
  padding: 1.4rem;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(128,0,128,0.25);
}
.gb9c-card h3 {
  font-size: 1.5rem;
  color: var(--gb9c-accent);
  margin-bottom: 0.8rem;
}
.gb9c-card p {
  font-size: 1.3rem;
  line-height: 1.6rem;
  color: var(--gb9c-text-muted);
  margin-bottom: 0.6rem;
}

/* Promo Button */
.gb9c-promo-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--gb9c-primary), var(--gb9c-secondary));
  color: #fff;
  padding: 1rem 2.4rem;
  border-radius: 3rem;
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--gb9c-transition);
  text-align: center;
  box-shadow: 0 4px 15px rgba(128,0,128,0.4);
}
.gb9c-promo-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(128,0,128,0.6);
}
.gb9c-promo-text {
  color: var(--gb9c-accent);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

/* Features Grid */
.gb9c-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.gb9c-feature-item {
  background: var(--gb9c-bg-light);
  border-radius: var(--gb9c-radius);
  padding: 1.2rem;
  text-align: center;
  border: 1px solid rgba(128,0,128,0.2);
  transition: var(--gb9c-transition);
}
.gb9c-feature-item:hover { border-color: var(--gb9c-secondary); }
.gb9c-feature-item i,
.gb9c-feature-item .material-icons { font-size: 2.4rem; color: var(--gb9c-accent); margin-bottom: 0.6rem; display: block; }
.gb9c-feature-item h4 { font-size: 1.3rem; color: var(--gb9c-text); margin-bottom: 0.4rem; }
.gb9c-feature-item p { font-size: 1.1rem; color: var(--gb9c-text-muted); }

/* Testimonials */
.gb9c-testimonial {
  background: var(--gb9c-bg-light);
  border-radius: var(--gb9c-radius-lg);
  padding: 1.2rem;
  margin-bottom: 1rem;
  border-left: 3px solid var(--gb9c-secondary);
}
.gb9c-testimonial p { font-size: 1.2rem; color: var(--gb9c-text); font-style: italic; margin-bottom: 0.4rem; }
.gb9c-testimonial span { font-size: 1.1rem; color: var(--gb9c-accent); font-weight: 600; }

/* Payment */
.gb9c-payment-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}
.gb9c-payment-item {
  background: var(--gb9c-bg-light);
  border-radius: var(--gb9c-radius);
  padding: 0.8rem 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid rgba(128,0,128,0.2);
}
.gb9c-payment-item i { font-size: 2rem; color: var(--gb9c-accent); }
.gb9c-payment-item span { font-size: 1.2rem; color: var(--gb9c-text); }

/* Winner Strip */
.gb9c-winner-strip {
  display: flex;
  gap: 0.8rem;
  overflow-x: auto;
  padding-bottom: 0.6rem;
}
.gb9c-winner-item {
  min-width: 140px;
  background: linear-gradient(135deg, var(--gb9c-bg-light), rgba(128,0,128,0.15));
  border-radius: var(--gb9c-radius);
  padding: 0.8rem;
  text-align: center;
  border: 1px solid rgba(138,43,226,0.3);
  flex-shrink: 0;
}
.gb9c-winner-item span { display: block; font-size: 1.1rem; color: var(--gb9c-text-muted); }
.gb9c-winner-item strong { display: block; font-size: 1.3rem; color: var(--gb9c-accent); margin-top: 0.3rem; }

/* Footer */
.gb9c-footer {
  background: linear-gradient(135deg, #0D0D1A, var(--gb9c-bg-light));
  padding: 2rem 1rem 1.4rem;
  border-top: 2px solid var(--gb9c-primary);
}
.gb9c-footer-brand {
  font-size: 1.3rem;
  color: var(--gb9c-text-muted);
  margin-bottom: 1.4rem;
  line-height: 1.6rem;
}
.gb9c-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}
.gb9c-footer-links a {
  background: rgba(128,0,128,0.2);
  color: var(--gb9c-text);
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 1.1rem;
  transition: var(--gb9c-transition);
  border: 1px solid rgba(128,0,128,0.3);
}
.gb9c-footer-links a:hover { background: var(--gb9c-primary); color: #fff; }
.gb9c-footer-copy {
  text-align: center;
  font-size: 1.1rem;
  color: var(--gb9c-text-muted);
  padding-top: 1rem;
  border-top: 1px solid rgba(128,0,128,0.2);
}

/* Bottom Navigation */
.gb9c-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-width: 430px;
  margin: 0 auto;
  height: 60px;
  background: linear-gradient(135deg, #0D0D1A 0%, var(--gb9c-bg-light) 100%);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  border-top: 2px solid var(--gb9c-primary);
  box-shadow: 0 -4px 12px rgba(0,0,0,0.4);
}
.gb9c-bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  min-height: 52px;
  cursor: pointer;
  transition: var(--gb9c-transition);
  border-radius: 8px;
  padding: 4px 2px;
  background: none;
  border: none;
  color: var(--gb9c-text-muted);
}
.gb9c-bottom-nav-item i,
.gb9c-bottom-nav-item .material-icons,
.gb9c-bottom-nav-item ion-icon { font-size: 22px; margin-bottom: 2px; }
.gb9c-bottom-nav-item span { font-size: 10px; line-height: 1.2; }
.gb9c-bottom-nav-item:active { transform: scale(0.9); }
.gb9c-bottom-nav-active {
  color: var(--gb9c-accent) !important;
}
.gb9c-bottom-nav-active i,
.gb9c-bottom-nav-active .material-icons,
.gb9c-bottom-nav-active ion-icon { color: var(--gb9c-accent); }

@media (min-width: 769px) {
  .gb9c-bottom-nav { display: none; }
}

/* Utility */
.gb9c-text-center { text-align: center; }
.gb9c-mt-1 { margin-top: 1rem; }
.gb9c-mt-2 { margin-top: 2rem; }
.gb9c-mb-1 { margin-bottom: 1rem; }
.gb9c-mb-2 { margin-bottom: 2rem; }
.gb9c-p-1 { padding: 1rem; }
.gb9c-hidden { display: none; }

/* Help page styles */
.gb9c-help-section { margin-bottom: 1.6rem; }
.gb9c-help-section h2 {
  font-size: 1.6rem;
  color: var(--gb9c-accent);
  margin-bottom: 0.8rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(128,0,128,0.3);
}
.gb9c-help-section p {
  font-size: 1.3rem;
  line-height: 1.7rem;
  color: var(--gb9c-text-muted);
  margin-bottom: 0.6rem;
}
.gb9c-faq-item {
  background: var(--gb9c-bg-light);
  border-radius: var(--gb9c-radius);
  padding: 1rem 1.2rem;
  margin-bottom: 0.8rem;
  border-left: 3px solid var(--gb9c-secondary);
}
.gb9c-faq-item strong { color: var(--gb9c-accent); font-size: 1.3rem; display: block; margin-bottom: 0.4rem; }
.gb9c-faq-item p { font-size: 1.2rem; color: var(--gb9c-text-muted); margin: 0; }

/* CTA Banner */
.gb9c-cta-banner {
  background: linear-gradient(135deg, var(--gb9c-primary), var(--gb9c-secondary));
  border-radius: var(--gb9c-radius-lg);
  padding: 1.6rem;
  text-align: center;
  margin: 1.4rem 0;
}
.gb9c-cta-banner h3 { font-size: 1.6rem; color: #fff; margin-bottom: 0.6rem; }
.gb9c-cta-banner p { font-size: 1.2rem; color: rgba(255,255,255,0.85); margin-bottom: 1rem; }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--gb9c-bg); }
::-webkit-scrollbar-thumb { background: var(--gb9c-primary); border-radius: 4px; }

/* Inner link style */
.gb9c-inner-link {
  color: var(--gb9c-purple-light);
  text-decoration: underline;
  font-weight: 500;
}
.gb9c-inner-link:hover { color: var(--gb9c-accent); }