/**
 * PH375 Design System - v1.0.0
 * Mobile-first responsive CSS with g62b- prefix
 * Colors: Dark theme #2D2D2D bg, #E0FFFF text, #4169E1 primary
 */
:root {
  --g62b-primary: #4169E1;
  --g62b-primary-dark: #3155B8;
  --g62b-bg: #2D2D2D;
  --g62b-bg-card: #3A3A3A;
  --g62b-bg-light: #454545;
  --g62b-text: #E0FFFF;
  --g62b-text-secondary: #FAFAD2;
  --g62b-accent: #FFEF94;
  --g62b-accent-hover: #FFD700;
  --g62b-border: #555555;
  --g62b-shadow: rgba(0, 0, 0, 0.3);
  --g62b-radius: 8px;
  --g62b-radius-lg: 12px;
  --g62b-transition: all 0.3s ease;
}

/* Reset and 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', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.4rem;
  line-height: 1.5rem;
  color: var(--g62b-text);
  background: var(--g62b-bg);
  max-width: 430px;
  margin: 0 auto;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--g62b-primary); text-decoration: none; transition: var(--g62b-transition); }
a:hover { color: var(--g62b-accent); }
ul, ol { list-style: none; }

/* Header */
.g62b-header {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 56px;
  background: linear-gradient(135deg, #1A1A2E 0%, #2D2D2D 100%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  z-index: 1000;
  border-bottom: 1px solid var(--g62b-border);
  transition: transform 0.3s ease;
}
.g62b-header-hidden { transform: translateX(-50%) translateY(-100%); }
.g62b-header-left { display: flex; align-items: center; gap: 6px; min-width: 0; flex-shrink: 1; }
.g62b-header-logo { width: 32px; height: 32px; border-radius: 6px; flex-shrink: 0; }
.g62b-header-name { font-size: 1.6rem; font-weight: 700; color: var(--g62b-accent); white-space: nowrap; }
.g62b-header-right { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.g62b-btn-register {
  background: linear-gradient(135deg, var(--g62b-primary), #5B8DEF);
  color: #fff;
  border: none;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 32px;
  min-width: 44px;
  transition: var(--g62b-transition);
}
.g62b-btn-register:hover { background: linear-gradient(135deg, #5B8DEF, var(--g62b-primary)); transform: scale(1.05); }
.g62b-btn-login {
  background: transparent;
  color: var(--g62b-text);
  border: 1px solid var(--g62b-primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  min-height: 32px;
  min-width: 44px;
  transition: var(--g62b-transition);
}
.g62b-btn-login:hover { background: var(--g62b-primary); color: #fff; }
.g62b-hamburger {
  background: none;
  border: none;
  color: var(--g62b-text);
  font-size: 2rem;
  cursor: pointer;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mobile Menu Overlay */
.g62b-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: var(--g62b-transition);
}
.g62b-overlay-active { opacity: 1; visibility: visible; }

/* Side Menu */
.g62b-mobile-menu {
  position: fixed;
  top: 0; right: -280px;
  width: 280px;
  height: 100vh;
  background: linear-gradient(180deg, #1A1A2E 0%, #2D2D2D 100%);
  z-index: 9999;
  transition: right 0.3s ease;
  overflow-y: auto;
  padding: 20px 16px;
}
.g62b-menu-active { right: 0; }
.g62b-menu-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.g62b-menu-title { font-size: 1.8rem; font-weight: 700; color: var(--g62b-accent); }
.g62b-menu-close {
  background: none; border: none; color: var(--g62b-text);
  font-size: 2.4rem; cursor: pointer; min-width: 44px; min-height: 44px;
  display: flex; align-items: center; justify-content: center;
}
.g62b-menu-links { display: flex; flex-direction: column; gap: 4px; }
.g62b-menu-link {
  display: block;
  padding: 10px 12px;
  color: var(--g62b-text);
  font-size: 1.4rem;
  border-radius: var(--g62b-radius);
  transition: var(--g62b-transition);
  cursor: pointer;
}
.g62b-menu-link:hover { background: var(--g62b-bg-light); color: var(--g62b-accent); }
.g62b-menu-divider { height: 1px; background: var(--g62b-border); margin: 12px 0; }
.g62b-menu-promo-btn {
  display: block;
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--g62b-primary), #5B8DEF);
  color: #fff;
  text-align: center;
  border-radius: var(--g62b-radius);
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 16px;
  cursor: pointer;
  border: none;
  transition: var(--g62b-transition);
}
.g62b-menu-promo-btn:hover { transform: scale(1.02); }

/* Main Content */
.g62b-main { padding-top: 56px; }

/* Carousel */
.g62b-carousel { position: relative; width: 100%; overflow: hidden; border-radius: 0; }
.g62b-carousel-track { position: relative; width: 100%; padding-top: 50%; }
.g62b-carousel-slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  opacity: 0;
  transition: opacity 0.6s ease;
}
.g62b-slide-active { opacity: 1; }
.g62b-carousel-slide img { width: 100%; height: 100%; object-fit: cover; }
.g62b-carousel-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.g62b-carousel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  border: none;
  cursor: pointer;
  transition: var(--g62b-transition);
  min-width: 20px; min-height: 20px;
  display: flex; align-items: center; justify-content: center;
}
.g62b-dot-active { background: var(--g62b-accent); transform: scale(1.3); }

/* Section */
.g62b-section { padding: 16px 10px; }
.g62b-section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--g62b-accent);
  margin-bottom: 12px;
  padding-left: 4px;
  border-left: 3px solid var(--g62b-primary);
  line-height: 1.8rem;
}
.g62b-section-subtitle {
  font-size: 1.3rem;
  color: var(--g62b-text-secondary);
  margin-bottom: 10px;
  line-height: 1.6rem;
}

/* Tabs */
.g62b-tabs { display: flex; overflow-x: auto; gap: 6px; padding-bottom: 8px; margin-bottom: 12px; scrollbar-width: none; }
.g62b-tabs::-webkit-scrollbar { display: none; }
.g62b-tab-btn {
  flex-shrink: 0;
  padding: 8px 16px;
  background: var(--g62b-bg-card);
  color: var(--g62b-text-secondary);
  border: 1px solid var(--g62b-border);
  border-radius: 20px;
  font-size: 1.2rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  min-height: 36px;
  transition: var(--g62b-transition);
}
.g62b-tab-active {
  background: var(--g62b-primary);
  color: #fff;
  border-color: var(--g62b-primary);
}
.g62b-tab-panel { display: none; }
.g62b-panel-active { display: block; }

/* Game Grid */
.g62b-game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.g62b-game-card {
  background: var(--g62b-bg-card);
  border-radius: var(--g62b-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--g62b-transition);
  border: 1px solid transparent;
}
.g62b-game-card:hover { transform: translateY(-2px); border-color: var(--g62b-primary); box-shadow: 0 4px 12px var(--g62b-shadow); }
.g62b-game-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.g62b-game-name {
  padding: 4px 4px 6px;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--g62b-text);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3rem;
}

/* Stats Bar */
.g62b-stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 12px 10px;
  background: var(--g62b-bg-card);
  border-radius: var(--g62b-radius);
  margin: 12px 10px;
}
.g62b-stat-item { text-align: center; }
.g62b-stat-number { font-size: 1.8rem; font-weight: 800; color: var(--g62b-accent); line-height: 2rem; }
.g62b-stat-label { font-size: 1.05rem; color: var(--g62b-text-secondary); margin-top: 2px; }

/* Features Grid */
.g62b-features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.g62b-feature-card {
  background: var(--g62b-bg-card);
  border-radius: var(--g62b-radius-lg);
  padding: 14px 10px;
  text-align: center;
  border: 1px solid var(--g62b-border);
  transition: var(--g62b-transition);
}
.g62b-feature-card:hover { border-color: var(--g62b-primary); }
.g62b-feature-icon { font-size: 2.4rem; color: var(--g62b-primary); margin-bottom: 6px; }
.g62b-feature-title { font-size: 1.2rem; font-weight: 600; color: var(--g62b-accent); margin-bottom: 4px; }
.g62b-feature-desc { font-size: 1.05rem; color: var(--g62b-text-secondary); line-height: 1.4rem; }

/* Content Block */
.g62b-content-block { background: var(--g62b-bg-card); border-radius: var(--g62b-radius-lg); padding: 16px 12px; margin-bottom: 12px; }
.g62b-content-block h2 { font-size: 1.6rem; color: var(--g62b-accent); margin-bottom: 8px; line-height: 1.8rem; }
.g62b-content-block h3 { font-size: 1.4rem; color: var(--g62b-primary); margin-bottom: 6px; line-height: 1.6rem; }
.g62b-content-block p { font-size: 1.3rem; color: var(--g62b-text-secondary); line-height: 1.8rem; margin-bottom: 8px; }
.g62b-content-block ul { padding-left: 16px; }
.g62b-content-block li { font-size: 1.3rem; color: var(--g62b-text-secondary); line-height: 1.8rem; margin-bottom: 4px; list-style: disc; }

/* FAQ Section */
.g62b-faq-item { background: var(--g62b-bg-card); border-radius: var(--g62b-radius); margin-bottom: 8px; overflow: hidden; }
.g62b-faq-question {
  padding: 12px;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--g62b-accent);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}
.g62b-faq-answer { padding: 0 12px 12px; font-size: 1.2rem; color: var(--g62b-text-secondary); line-height: 1.7rem; }

/* Testimonials */
.g62b-testimonials { display: flex; overflow-x: auto; gap: 10px; padding-bottom: 8px; scrollbar-width: none; }
.g62b-testimonials::-webkit-scrollbar { display: none; }
.g62b-testimonial-card {
  flex-shrink: 0;
  width: 260px;
  background: var(--g62b-bg-card);
  border-radius: var(--g62b-radius-lg);
  padding: 14px;
  border: 1px solid var(--g62b-border);
}
.g62b-testimonial-text { font-size: 1.2rem; color: var(--g62b-text-secondary); line-height: 1.6rem; font-style: italic; margin-bottom: 8px; }
.g62b-testimonial-author { font-size: 1.1rem; font-weight: 600; color: var(--g62b-primary); }

/* Promo Banner */
.g62b-promo-banner {
  background: linear-gradient(135deg, var(--g62b-primary), #5B8DEF);
  border-radius: var(--g62b-radius-lg);
  padding: 16px;
  text-align: center;
  margin: 12px 10px;
  cursor: pointer;
  transition: var(--g62b-transition);
}
.g62b-promo-banner:hover { transform: scale(1.02); }
.g62b-promo-banner h3 { font-size: 1.6rem; color: #fff; margin-bottom: 4px; }
.g62b-promo-banner p { font-size: 1.2rem; color: rgba(255,255,255,0.85); line-height: 1.5rem; }

/* CTA Button */
.g62b-cta-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--g62b-accent), #FFD700);
  color: #1A1A2E;
  padding: 12px 28px;
  border-radius: 25px;
  font-size: 1.4rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  min-height: 44px;
  transition: var(--g62b-transition);
  text-align: center;
}
.g62b-cta-btn:hover { transform: scale(1.05); box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3); }

/* Footer */
.g62b-footer {
  background: linear-gradient(180deg, var(--g62b-bg-card), #1A1A2E);
  padding: 20px 12px;
  border-top: 1px solid var(--g62b-border);
}
.g62b-footer-brand { text-align: center; margin-bottom: 16px; }
.g62b-footer-logo { width: 40px; height: 40px; border-radius: 8px; margin: 0 auto 6px; }
.g62b-footer-name { font-size: 1.6rem; font-weight: 700; color: var(--g62b-accent); }
.g62b-footer-desc { font-size: 1.1rem; color: var(--g62b-text-secondary); margin-top: 4px; line-height: 1.5rem; }
.g62b-footer-btns { display: flex; gap: 10px; justify-content: center; margin: 16px 0; }
.g62b-footer-btn {
  padding: 10px 24px;
  border-radius: 25px;
  font-size: 1.3rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  min-height: 44px;
  transition: var(--g62b-transition);
}
.g62b-footer-btn-register { background: var(--g62b-primary); color: #fff; }
.g62b-footer-btn-login { background: transparent; color: var(--g62b-primary); border: 1px solid var(--g62b-primary); }
.g62b-footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; margin: 12px 0; }
.g62b-footer-link { font-size: 1.1rem; color: var(--g62b-text-secondary); transition: var(--g62b-transition); }
.g62b-footer-link:hover { color: var(--g62b-accent); }
.g62b-footer-partners { text-align: center; margin: 12px 0; }
.g62b-footer-partners-title { font-size: 1.1rem; color: var(--g62b-text-secondary); margin-bottom: 8px; }
.g62b-partner-logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.g62b-partner-logos img { width: 48px; height: 48px; border-radius: 6px; opacity: 0.7; transition: var(--g62b-transition); }
.g62b-partner-logos img:hover { opacity: 1; }
.g62b-footer-copyright { text-align: center; font-size: 1rem; color: #888; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--g62b-border); line-height: 1.4rem; }

/* Bottom Navigation */
.g62b-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: 60px;
  background: linear-gradient(180deg, #1A1A2E, #111122);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1000;
  border-top: 1px solid var(--g62b-border);
  box-shadow: 0 -2px 10px var(--g62b-shadow);
}
.g62b-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--g62b-text-secondary);
  cursor: pointer;
  min-width: 60px;
  min-height: 56px;
  padding: 4px;
  transition: var(--g62b-transition);
}
.g62b-nav-btn:hover { color: var(--g62b-accent); }
.g62b-nav-btn-active { color: var(--g62b-primary); }
.g62b-nav-btn .material-icons { font-size: 22px; margin-bottom: 2px; }
.g62b-nav-btn span:not(.material-icons):not(.bi):not(.fas):not(.far) { font-size: 1rem; line-height: 1.2rem; }
.g62b-nav-label { font-size: 1rem; line-height: 1.2rem; }

/* Mobile bottom padding */
@media (max-width: 768px) {
  .g62b-main { padding-bottom: 80px; }
}

/* Hide bottom nav on desktop */
@media (min-width: 769px) {
  .g62b-bottom-nav { display: none; }
  .g62b-header { max-width: 430px; }
  body { max-width: 430px; }
}

/* Utility */
.g62b-text-center { text-align: center; }
.g62b-text-primary { color: var(--g62b-primary); }
.g62b-text-accent { color: var(--g62b-accent); }
.g62b-mt-8 { margin-top: 8px; }
.g62b-mb-8 { margin-bottom: 8px; }
.g62b-mb-12 { margin-bottom: 12px; }
.g62b-p-10 { padding: 10px; }