:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --register-btn-bg: #C30808;
  --login-btn-bg: #C30808;
  --btn-text-color: #FFFF00;
  --body-bg: #FFFFFF;

  /* Neon colors - derived from brand palette for dynamic effects */
  --neon-primary: #00ff00; /* Vibrant green/cyan for main glow */
  --neon-secondary: #ff00ff; /* Magenta/pink for secondary glow */
  --neon-accent: #ffff00; /* Yellow for accent glow */

  --dark-bg-1: #0a0a0a;
  --dark-bg-2: #1a1a2e;
  --dark-bg-3: #16213e;
  --dark-bg-4: #0f3460;

  --header-offset: 155px; /* Desktop: Marquee(45) + HeaderTop(60) + MainNav(50) = 155px */
}

@media (max-width: 768px) {
  :root {
    --header-offset: 115px; /* Mobile: Marquee(25) + HeaderTop(50) + MobileButtons(40) = 115px */
  }
}

/* Animations for dynamic neon effects */
@keyframes theme-colors {
  0%, 100% {
    border-color: var(--neon-primary);
    box-shadow: 
      0 0 10px var(--neon-primary),
      0 0 20px var(--neon-primary);
  }
  33% {
    border-color: var(--neon-secondary);
    box-shadow: 
      0 0 10px var(--neon-secondary),
      0 0 20px var(--neon-secondary);
  }
  66% {
    border-color: var(--neon-accent);
    box-shadow: 
      0 0 10px var(--neon-accent),
      0 0 20px var(--neon-accent);
  }
}

@keyframes text-glow-flow {
  0% {
    text-shadow: 
      0 0 5px var(--neon-primary),
      0 0 10px var(--neon-primary),
      0 0 15px var(--neon-primary);
    color: var(--secondary-color);
  }
  50% {
    text-shadow: 
      0 0 5px var(--neon-secondary),
      0 0 10px var(--neon-secondary),
      0 0 15px var(--neon-secondary);
    color: var(--secondary-color);
  }
  100% {
    text-shadow: 
      0 0 5px var(--neon-accent),
      0 0 10px var(--neon-accent),
      0 0 15px var(--neon-accent);
    color: var(--secondary-color);
  }
}

@keyframes marquee-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.9; }
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Base styles */
body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  color: #e0e0e0;
  background-color: var(--dark-bg-1);
  padding-top: var(--header-offset); /* Fixed header offset */
  overflow-x: hidden; /* Prevent horizontal scroll */
}

a {
  text-decoration: none;
  color: inherit;
}

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, var(--dark-bg-1), var(--dark-bg-2), var(--dark-bg-3));
  color: var(--secondary-color);
  overflow: hidden;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  box-shadow: 
    0 0 10px var(--neon-primary),
    0 0 20px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  z-index: 1001;
  height: 45px; /* Desktop height */
  display: flex;
  align-items: center;
}

.marquee-container {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 0 20px;
}

.marquee-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  z-index: 2;
  position: relative;
}

.marquee-icon-emoji {
  font-size: 20px;
  display: inline-block;
  animation: marquee-pulse 2s ease-in-out infinite, text-glow-flow 3s ease-in-out infinite alternate;
  text-shadow: 
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary),
    0 0 15px var(--neon-primary);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.marquee-wrapper {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.marquee-content {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  animation: marquee-scroll 30s linear infinite;
  gap: 30px;
  padding-right: 30px; /* Ensure space for seamless loop */
}

.marquee-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--secondary-color);
  text-decoration: none;
  text-shadow: 
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary),
    0 0 15px var(--neon-primary);
  line-height: 1.5;
  display: inline-block;
  vertical-align: middle;
  animation: text-glow-flow 3s ease-in-out infinite alternate;
  cursor: pointer;
  transition: all 0.3s ease;
}

.marquee-text:hover {
  text-shadow: 
    0 0 10px var(--neon-primary),
    0 0 20px var(--neon-primary),
    0 0 30px var(--neon-primary),
    0 0 40px var(--neon-primary);
  transform: scale(1.05);
  color: var(--secondary-color);
}

.marquee-separator {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 15px;
  text-shadow: 
    0 0 3px var(--neon-primary),
    0 0 6px var(--neon-primary);
}

/* Header Section */
.site-header {
  position: fixed;
  top: 45px; /* Marquee height */
  left: 0;
  width: 100%;
  z-index: 1000;
}

.header-top {
  background: linear-gradient(135deg, var(--dark-bg-1), var(--dark-bg-2));
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  box-shadow: 
    0 0 10px var(--neon-primary),
    0 0 20px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  padding: 10px 0;
  min-height: 40px; /* Ensure height for logo/buttons */
  display: flex;
  align-items: center;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color); /* Regular color, no neon glow */
  text-decoration: none;
  display: block; /* Ensure it's visible */
  flex-shrink: 0;
}

.logo img {
  display: block;
  max-height: 50px; /* Desktop max height */
  height: auto;
  width: auto;
}

.desktop-nav-buttons {
  display: flex; /* Visible on desktop */
  gap: 15px;
  flex-shrink: 0;
}

.btn {
  position: relative;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  font-size: 15px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: all 0.3s ease;
  cursor: pointer;
  
  /* Dynamic neon button styles */
  background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
  color: var(--btn-text-color); /* Specific text color for buttons */
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  text-shadow: 
    0 0 5px var(--btn-text-color),
    0 0 10px var(--neon-primary);
  box-shadow: 
    0 0 10px var(--neon-primary),
    0 0 20px var(--neon-primary),
    inset 0 0 10px rgba(0, 255, 255, 0.3);
}

.btn:hover {
  animation-duration: 2s; /* Speed up glow on hover */
  transform: translateY(-2px);
  box-shadow: 
    0 0 15px var(--neon-primary),
    0 0 30px var(--neon-primary),
    0 0 45px var(--neon-primary),
    inset 0 0 15px rgba(0, 255, 255, 0.4);
}

.btn-register {
  background: linear-gradient(135deg, var(--register-btn-bg), #ff5a00); /* Red to Orange gradient */
  border-color: var(--register-btn-bg);
  box-shadow: 
    0 0 10px var(--register-btn-bg),
    0 0 20px var(--register-btn-bg),
    inset 0 0 10px rgba(195, 8, 8, 0.3);
  animation: none; /* Disable theme-colors for specific buttons to keep red glow */
}
.btn-register:hover {
  box-shadow: 
    0 0 15px var(--register-btn-bg),
    0 0 30px var(--register-btn-bg),
    0 0 45px var(--register-btn-bg),
    inset 0 0 15px rgba(195, 8, 8, 0.4);
}

.btn-login {
  background: linear-gradient(135deg, var(--login-btn-bg), #ff5a00); /* Red to Orange gradient */
  border-color: var(--login-btn-bg);
  box-shadow: 
    0 0 10px var(--login-btn-bg),
    0 0 20px var(--login-btn-bg),
    inset 0 0 10px rgba(195, 8, 8, 0.3);
  animation: none; /* Disable theme-colors for specific buttons to keep red glow */
}
.btn-login:hover {
  box-shadow: 
    0 0 15px var(--login-btn-bg),
    0 0 30px var(--login-btn-bg),
    0 0 45px var(--login-btn-bg),
    inset 0 0 15px rgba(195, 8, 8, 0.4);
}

.hamburger-menu {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: relative;
  width: 40px;
  height: 40px;
  z-index: 1002; /* Above mobile menu overlay */
  flex-shrink: 0;
}

.hamburger-icon {
  display: block;
  width: 30px;
  height: 3px;
  background-color: var(--secondary-color);
  margin: 6px 0;
  transition: all 0.3s ease-in-out;
  border-radius: 2px;
  box-shadow: 
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary);
  animation: text-glow-flow 3s ease-in-out infinite alternate;
}

.hamburger-menu.active .hamburger-icon:nth-child(1) {
  transform: rotate(-45deg) translate(-6px, 6px);
}

.hamburger-menu.active .hamburger-icon:nth-child(2) {
  opacity: 0;
}

.hamburger-menu.active .hamburger-icon:nth-child(3) {
  transform: rotate(45deg) translate(-6px, -6px);
}

.mobile-nav-buttons {
  display: none; /* Hidden on desktop */
}

.main-nav {
  background: linear-gradient(135deg, var(--dark-bg-2), var(--dark-bg-3)); /* Dark background */
  padding: 10px 0;
  display: flex; /* Visible on desktop */
  align-items: center;
  justify-content: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1); /* Subtle border */
  border-bottom: 1px solid rgba(255, 255, 255, 0.1); /* Subtle border */
  box-shadow: none; /* No neon glow for main nav bar */
  animation: none; /* No dynamic colors for main nav bar */
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: row; /* Horizontal on desktop */
  justify-content: center;
  align-items: center;
  padding: 0 20px;
  gap: 25px;
}

.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--secondary-color); /* Regular color, not neon */
  text-decoration: none;
  padding: 8px 12px;
  transition: color 0.3s ease, background-color 0.3s ease;
  border-radius: 4px;
}
/* Payment Methods 图标容器样式 */
.payment-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 5px;
}

.payment-icons img,
.payment-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Game Providers 图标容器样式 */
.game-providers-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.game-providers-icons img,
.game-provider-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Social Media 图标容器样式 */
.social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.social-media-icons img,
.social-media-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}