:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --accent-color: #EA7C07; /* For login/buttons */
  --dark-bg-1: #0a0a0a;
  --dark-bg-2: #1a1a2e;
  --dark-bg-3: #16213e;

  /* Neon dynamic colors - based on primary/accent */
  --neon-primary: var(--primary-color);
  --neon-secondary: var(--accent-color);
  --neon-accent: #FFFF00; /* A vibrant yellow for contrast */

  --header-offset: 155px; /* Desktop: Marquee (45px) + Header Top (60px) + Main Nav (50px) */
}

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

/* 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),
      inset 0 0 10px rgba(38, 169, 224, 0.3); /* Primary color with opacity */
  }
  33% {
    border-color: var(--neon-secondary);
    box-shadow: 
      0 0 10px var(--neon-secondary),
      0 0 20px var(--neon-secondary),
      inset 0 0 10px rgba(234, 124, 7, 0.3); /* Accent color with opacity */
  }
  66% {
    border-color: var(--neon-accent);
    box-shadow: 
      0 0 10px var(--neon-accent),
      0 0 20px var(--neon-accent),
      inset 0 0 10px rgba(255, 255, 0, 0.3); /* Yellow with opacity */
  }
}

@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%); }
}

/* Marquee Section Styles */
.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(38, 169, 224, 0.1); /* Primary color with opacity */
  z-index: 1001;
  height: 45px; /* Fixed height for desktop */
  box-sizing: border-box;
}

.marquee-container {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 10px 20px;
  height: 100%;
}

.marquee-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 25px; /* Adjusted for smaller icon */
  height: 25px; /* Adjusted for smaller icon */
  z-index: 2;
  position: relative;
}

.marquee-icon-emoji {
  font-size: 18px; /* Adjusted font size */
  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;
  height: 100%;
}

.marquee-content {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  animation: marquee-scroll 30s linear infinite;
  gap: 30px;
  height: 100%; /* Ensure content fills container height */
}

.marquee-text {
  font-size: 15px; /* Adjusted font size */
  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: 15px; /* Adjusted font size */
  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 Styles */
.site-header {
  position: fixed;
  top: 45px; /* Marquee height */
  left: 0;
  width: 100%;
  z-index: 1000;
  min-height: 110px; /* Header Top (60px) + Main Nav (50px) */
  box-sizing: border-box;
}

.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-accent), /* Using yellow for header top border */
    0 0 20px var(--neon-accent),
    0 0 30px var(--neon-accent),
    inset 0 0 20px rgba(255, 255, 0, 0.1);
  width: 100%;
  height: 60px; /* Fixed height for header top */
  display: flex; /* Ensure flex for hamburger/logo/buttons */
  align-items: center;
  box-sizing: border-box;
}

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

.logo {
  color: var(--secondary-color); /* Regular style, no neon */
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
  display: block;
  flex-shrink: 0; /* Prevent logo from shrinking */
  /* No text-shadow, box-shadow, filter for logo */
}
.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 40px;
}

.desktop-nav-buttons {
  display: flex; /* Visible on desktop */
  gap: 10px;
  align-items: center;
  flex-shrink: 0; /* Prevent buttons from shrinking */
}

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

.btn {
  position: relative;
  background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
  padding: 12px 25px;
  color: var(--secondary-color);
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color for buttons */
  text-shadow: 
    0 0 5px var(--secondary-color),
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  white-space: nowrap; /* Prevent text wrapping on desktop */
  box-sizing: border-box;
}

.btn:hover {
  animation-duration: 2s;
  transform: translateY(-2px);
  box-shadow: 
    0 0 15px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 15px rgba(38, 169, 224, 0.5);
}

.main-nav {
  background: linear-gradient(135deg, var(--dark-bg-2), var(--dark-bg-3));
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color for main nav border */
  box-shadow: 
    0 0 10px var(--neon-primary), /* Using primary color for main nav border */
    0 0 20px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 20px rgba(38, 169, 224, 0.1);
  width: 100%;
  display: flex; /* Desktop: flex for horizontal menu */
  height: 50px; /* Fixed height for main nav */
  align-items: center;
  box-sizing: border-box;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  padding: 0 20px;
  width: 100%;
  box-sizing: border-box;
  gap: 25px; /* Spacing between nav links */
}

.nav-link {
  color: var(--secondary-color); /* Regular style, no neon */
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 5px 0;
  transition: color 0.3s ease;
  white-space: nowrap; /* Prevent nav link text wrapping on desktop */
}

.nav-link:hover {
  color: var(--primary-color);
  text-shadow: 0 0 5px var(--primary-color);
}

.hamburger-menu {
  display: none; /* Hidden on desktop, shown by media query */
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 10px;
  z-index: 1002; /* Above logo */
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.hamburger-menu span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: 3px;
  transition: all 0.3s ease;
  /* Neon glow for hamburger icon */
  box-shadow: 
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary);
  animation: theme-colors 4s ease-in-out infinite;
}

.hamburger-menu.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger-menu.active span:nth-child(2) {
  opacity: 0;
}
.hamburger-menu.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.mobile-menu-overlay {
  display: none; /* Hidden by default */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}

/* Footer Styles */
.site-footer {
  background-color: var(--dark-bg-1); /* Regular dark background */
  color: var(--secondary-color);
  padding: 40px 0 20px 0;
  font-size: 14px;
  line-height: 1.6;
  box-sizing: border-box;
}

.footer-top-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 30px;
  box-sizing: border-box;
}

.footer-col h4 {
  color: var(--primary-color);
  font-size: 16px;
  margin-bottom: 15px;
  font-weight: 600;
}

.footer-logo {
  color: var(--secondary-color);
  font-size: 22px;
  font-weight: bold;
  text-decoration: none;
  display: block;
  margin-bottom: 15px;
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-col ul li a:hover {
  color: var(--primary-color);
}

.payment-methods .payment-icons,
.game-providers-section .game-providers-icons,
.social-media-section .social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px; /* Consistent gap for icons */
  width: 100%;
}

.payment-methods .payment-icons img,
.game-providers-section .game-providers-icons img,
.social-media-section .social-media-icons img {
  max-height: 50px;
  height: auto;
  width: auto;
  filter: grayscale(100%) brightness(150%); /* Make icons fit dark theme if needed */
  transition: filter 0.3s ease;
}

.payment-methods .payment-icons img:hover,
.game-providers-section .game-providers-icons img:hover,
.social-media-section .social-media-icons img:hover {
    filter: grayscale(0%) brightness(100%);
}

.footer-middle-sections {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 30px;
  box-sizing: border-box;
}

.game-providers-section,
.social-media-section {
  margin-bottom: 20px;
}

.game-providers-section:last-child,
.social-media-section:last-child {
  margin-bottom: 0;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  box-sizing: border-box;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 15px;
}

.footer-legal-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.footer-legal-links li a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s ease;
  white-space: nowrap;
}

.footer-legal-links li a:hover {
  color: var(--primary-color);
}


/* Responsive Styles */
@media (max-width: 768px) {
  /* Marquee Mobile */
  .marquee-section {
    height: 25px; /* Mobile marquee height */
    padding-top: 0px !important;
    padding-bottom: 0px !important;
  }
  .marquee-container {
    gap: 10px !important;
    padding: 0px 5px;
  }
  .marquee-icon {
    width: 20px !important;
    height: 20px !important;
  }
  .marquee-icon-emoji {
    font-size: 14px !important;
  }
  .marquee-text {
    font-size: 12px !important;
  }
  .marquee-separator {
    font-size: 12px !important;
    margin: 0 5px !important;
  }
  .marquee-content {
    gap: 15px;
    animation: marquee-scroll 20s linear infinite; /* Faster scroll on mobile */
  }

  /* Header Mobile */
  .site-header {
    top: 25px; /* Marquee height for mobile */
    min-height: 90px; /* Header Top (50px) + Mobile Buttons (40px) */
  }

  .header-top {
    height: 50px; /* Fixed height for mobile header top */
  }

  .header-container {
    padding: 0 15px; /* Smaller padding for mobile */
    justify-content: space-between; /* Hamburger left, Logo center, space right */
    position: relative; /* For absolute positioning of logo if needed */
  }

  .hamburger-menu {
    display: flex; /* Visible on mobile */
    position: relative;
    z-index: 1002;
    margin-left: -10px; /* Adjust to align with edge */
  }

  /* Mobile Logo Centering - Method 1 (Flexbox) */
  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 20px; /* Smaller font size for mobile logo */
    position: absolute; /* To allow centering without affecting flex flow */
    left: 50%;
    transform: translateX(-50%);
    max-width: calc(100% - 100px); /* Ensure space for hamburger */
  }
  .logo img {
    max-height: 35px !important; /* Smaller image height for mobile logo */
  }

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

  .mobile-nav-buttons {
    display: flex !important; /* Show mobile buttons on mobile */
    justify-content: center;
    gap: 10px;
    padding: 5px 15px; /* Padding for mobile buttons container */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    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 5px var(--neon-secondary), /* Using secondary neon for mobile buttons border */
      0 0 10px var(--neon-secondary),
      inset 0 0 10px rgba(234, 124, 7, 0.1);
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    height: 40px; /* Fixed height for mobile button section */
    align-items: center;
  }

  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px); /* For two buttons with 10px gap */
    padding: 8px 12px; /* Smaller padding for mobile buttons */
    font-size: 13px; /* Smaller font size for mobile buttons */
    text-align: center;
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .main-nav {
    display: none; /* Hidden by default on mobile */
    flex-direction: column; /* Vertical menu on mobile */
    position: fixed;
    top: var(--header-offset); /* Start below the fixed header */
    left: 0;
    width: 75%; /* Slide-out menu width */
    max-width: 300px;
    height: calc(100% - var(--header-offset)); /* Fill remaining height */
    background: linear-gradient(135deg, var(--dark-bg-3), var(--dark-bg-1));
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%); /* Initially off-screen */
    transition: transform 0.3s ease-in-out;
    z-index: 1000; /* Above overlay */
    padding: 20px 0;
    overflow-y: auto; /* Enable scrolling for long menus */
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow: 
      0 0 10px var(--neon-primary),
      0 0 20px var(--neon-primary),
      inset 0 0 20px rgba(38, 169, 224, 0.1);
  }

  .main-nav.active {
    display: flex; /* Show menu when active */
    transform: translateX(0); /* Slide in */
  }

  .nav-container {
    flex-direction: column;
    padding: 0;
    gap: 15px;
  }

  .nav-link {
    padding: 10px 20px;
    width: 100%;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .nav-link:last-child {
      border-bottom: none;
  }

  /* Mobile Content Overflow Protection */
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }

  /* Footer Mobile */
  .site-footer {
    padding: 30px 0 15px 0;
  }

  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: 25px;
    padding: 0 15px 25px;
  }

  .footer-col {
    text-align: center;
  }

  .footer-col h4 {
    margin-bottom: 10px;
  }
  .footer-logo {
      font-size: 20px;
  }

  .footer-middle-sections {
    padding: 0 15px 25px;
  }
  .game-providers-section h4,
  .social-media-section h4 {
      text-align: center;
  }
  .payment-methods .payment-icons,
  .game-providers-section .game-providers-icons,
  .social-media-section .social-media-icons {
      justify-content: center;
  }

  .footer-bottom {
    padding: 0 15px;
  }

  .footer-legal-links {
    flex-direction: column;
    gap: 10px;
  }
}

/* Body padding for fixed header */
body {
  padding-top: var(--header-offset);
}

/* Scroll lock for mobile menu */
body.no-scroll {
  overflow: hidden;
}
/* 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;
  }
}