:root {
  --header-offset: 140px; /* Desktop: Marquee + Header Top + Main Nav Total Height */
  --marquee-height: 50px; /* Estimated marquee height */
  --primary-color: #FFD700; /* Gold */
  --secondary-color: #000080; /* Dark Blue */
  --neon-primary: var(--primary-color);
  --neon-secondary: var(--secondary-color);
  --neon-accent: #FF6600; /* A vibrant orange for contrast */
  --text-color: #ffffff;
  --bg-dark: #0a0a0a;
  --bg-medium: #1a1a2e;
  --bg-light: #16213e;
}

@media (max-width: 768px) {
  :root {
    --header-offset: 135px; /* Mobile: Marquee + Header Top + Mobile Buttons Total Height */
    --marquee-height: 40px;
  }
}

body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding-top: var(--header-offset); /* Ensure content is not hidden by fixed header */
  background-color: #000000;
  color: var(--text-color);
  overflow-x: hidden; /* Prevent horizontal scroll */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Neon Dynamic Color Animations */
@keyframes rainbow-border {
  0% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff0000; }
  16.6% { border-color: #ff8000; box-shadow: 0 0 10px #ff8000, 0 0 20px #ff8000; }
  33.3% { border-color: #ffff00; box-shadow: 0 0 10px #ffff00, 0 0 20px #ffff00; }
  50% { border-color: #00ff00; box-shadow: 0 0 10px #00ff00, 0 0 20px #00ff00; }
  66.6% { border-color: #0000ff; box-shadow: 0 0 10px #0000ff, 0 0 20px #0000ff; }
  83.3% { border-color: #8000ff; box-shadow: 0 0 10px #8000ff, 0 0 20px #8000ff; }
  100% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff0000; }
}
@keyframes hue-spin {
  0% { filter: hue-rotate(0deg); box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary); }
  100% { filter: hue-rotate(360deg); box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary); }
}
@keyframes alternate-colors {
  0% { border-color: var(--neon-primary); box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary); }
  100% { border-color: var(--neon-secondary); box-shadow: 0 0 10px var(--neon-secondary), 0 0 20px var(--neon-secondary); }
}
@keyframes gradient-flow {
  0% { background-position: 0% 50%; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff8000; }
  50% { background-position: 100% 50%; box-shadow: 0 0 10px #00ffff, 0 0 20px #0000ff; }
  100% { background-position: 0% 50%; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff8000; }
}
@keyframes random-glow {
  0% { border-color: #ff00ff; box-shadow: 0 0 20px #ff00ff; }
  20% { border-color: #00ffff; box-shadow: 0 0 20px #00ffff; }
  40% { border-color: #ffff00; box-shadow: 0 0 20px #ffff00; }
  60% { border-color: #00ff00; box-shadow: 0 0 20px #00ff00; }
  80% { border-color: #ff0000; box-shadow: 0 0 20px #ff0000; }
  100% { border-color: #ff00ff; box-shadow: 0 0 20px #ff00ff; }
}
@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 neon-flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor, inset 0 0 15px currentColor; }
  20%, 24%, 55% { opacity: 0.8; box-shadow: 0 0 5px currentColor, 0 0 10px currentColor, 0 0 15px currentColor, inset 0 0 10px currentColor; }
}
@keyframes pulse-glow {
  from { box-shadow: 0 0 5px currentColor, 0 0 10px currentColor; }
  to { box-shadow: 0 0 15px currentColor, 0 0 30px currentColor, 0 0 45px currentColor; }
}
@keyframes led-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0.3; }
}
@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(--text-color); }
  50% { text-shadow: 0 0 5px var(--neon-secondary), 0 0 10px var(--neon-secondary), 0 0 15px var(--neon-secondary); color: var(--text-color); }
  100% { text-shadow: 0 0 5px var(--neon-accent), 0 0 10px var(--neon-accent), 0 0 15px var(--neon-accent); color: var(--text-color); }
}

/* Marquee Section Styles */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-medium), var(--bg-light));
  color: var(--text-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(255, 255, 255, 0.1);
  z-index: 1001;
  line-height: 1;
  padding: 0;
  min-height: var(--marquee-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: 10px 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));
}
@keyframes marquee-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.9; }
}
.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-left: 100%; /* Start off-screen */
}
.marquee-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-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(--text-color);
}
.marquee-separator {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 15px;
  text-shadow:
    0 0 3px var(--neon-primary),
    0 0 6px var(--neon-primary);
}
@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); } /* Half of the content width */
}

/* Site Header Styles */
.site-header {
  position: fixed;
  top: var(--marquee-height); /* Position below the marquee */
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent; /* Background handled by sub-sections */
}

.site-header .header-top {
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-medium));
  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),
    inset 0 0 10px rgba(255, 255, 255, 0.1);
  padding: 10px 0;
}

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

/* Logo Styling (No Neon) */
.site-header .logo {
  color: var(--primary-color); /* Use primary color for logo text */
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  text-transform: uppercase;
  display: block; /* Ensure it's not inline for flex alignment */
  /* No text-shadow, box-shadow, or neon animations for logo */
}

/* Desktop Navigation Buttons */
.desktop-nav-buttons {
  display: flex; /* Show by default on desktop */
  gap: 10px;
  align-items: center;
}

/* Mobile Navigation Buttons (hidden by default on desktop) */
.mobile-nav-buttons {
  display: none; /* Hidden by default on desktop */
}

/* Main Navigation (Desktop Styles) */
.main-nav {
  background: linear-gradient(135deg, var(--bg-medium), var(--bg-light));
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 2px solid;
  animation: alternate-colors 4s ease-in-out infinite; /* Different dynamic color for nav */
  box-shadow:
    0 0 8px var(--neon-secondary),
    0 0 15px var(--neon-secondary),
    inset 0 0 8px rgba(255, 255, 255, 0.05);
  padding: 5px 0;
  display: flex; /* Show by default on desktop */
  flex-direction: row;
  position: static; /* Default desktop position */
  width: 100%;
}

.main-nav .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  padding: 5px 20px;
  flex-wrap: wrap; /* Allow wrapping for many links on smaller desktops */
}

.main-nav .nav-link {
  color: var(--text-color);
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 15px;
  margin: 0 5px;
  transition: all 0.3s ease;
  white-space: nowrap;
  position: relative;
  /* Regular styling, no neon for nav links */
}

.main-nav .nav-link:hover {
  color: var(--neon-primary); /* Use primary neon color on hover */
  transform: translateY(-2px);
  text-shadow: 0 0 5px var(--neon-primary);
}

/* Hamburger Menu (Desktop - Hidden) */
.hamburger-menu {
  display: none; /* Hidden on desktop */
}

/* Button Styling */
.btn {
  position: relative;
  background: linear-gradient(135deg, var(--neon-primary), var(--neon-accent));
  padding: 10px 25px;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  text-shadow:
    0 0 5px var(--text-color),
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  white-space: nowrap;
  line-height: 1.2;
}

.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(255, 255, 255, 0.4);
}

/* Footer Styles (No Neon) */
.site-footer {
  background-color: var(--bg-dark);
  color: #cccccc;
  padding: 40px 0 20px;
  font-size: 14px;
}

.site-footer .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-footer .footer-top {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 30px;
  margin-bottom: 30px;
}

.site-footer .footer-top .footer-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.site-footer .footer-col h4,
.site-footer .payment-methods-title,
.site-footer .game-providers-section h4,
.site-footer .social-media-section h4 {
  color: var(--primary-color);
  font-size: 16px;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.site-footer .footer-logo {
  color: var(--primary-color);
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
  display: block;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.site-footer .footer-description {
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  color: #aaaaaa;
}

.site-footer .footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer .footer-nav li {
  margin-bottom: 8px;
}

.site-footer .footer-nav a {
  color: #cccccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.site-footer .footer-nav a:hover {
  color: var(--primary-color);
}

.payment-icons,
.game-providers-icons,
.social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px; /* Consistent gap for all icon sections */
  width: 100%;
}
.payment-icons img,
.game-providers-icons img,
.social-media-icons img {
  max-height: 50px;
  height: auto;
  width: auto;
  object-fit: contain;
}

.site-footer .game-providers-section,
.site-footer .social-media-section {
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer .game-providers-section .footer-container,
.site-footer .social-media-section .footer-container {
  padding: 0 20px;
}

.site-footer .footer-bottom {
  padding-top: 20px;
  text-align: center;
  color: #888888;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  /* Marquee Mobile Adaptations */
  .marquee-section {
    padding: 0;
    min-height: var(--marquee-height);
  }
  .marquee-container {
    gap: 10px;
    padding: 5px 10px;
  }
  .marquee-icon {
    width: 25px;
    height: 25px;
  }
  .marquee-icon-emoji {
    font-size: 16px;
  }
  .marquee-text {
    font-size: 13px;
    padding: 2px 0;
  }
  .marquee-separator {
    font-size: 13px;
    margin: 0 8px;
  }
  .marquee-content {
    animation: marquee-scroll 25s linear infinite; /* Faster scroll on mobile */
  }

  /* Header Mobile Adaptations */
  .site-header {
    top: var(--marquee-height); /* Below marquee */
    padding: 0;
    min-height: unset;
  }
  .site-header .header-top {
    padding: 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .site-header .header-container {
    width: 100%; /* Full width for mobile */
    max-width: none; /* No max-width */
    padding: 0 15px;
    position: relative;
  }

  /* Hamburger Menu (Mobile - Visible) */
  .hamburger-menu {
    display: flex; /* Show hamburger on mobile */
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    cursor: pointer;
    z-index: 1001;
    position: relative;
    padding: 5px;
  }
  .hamburger-menu span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--neon-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
    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 span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
  }
  .hamburger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger-menu.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
  }

  /* Logo Mobile Centering */
  .site-header .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 24px;
    text-align: center;
    padding: 0 10px;
  }
  .site-header .logo img {
    max-height: 40px !important;
  }

  /* Desktop Buttons (Hidden on Mobile) */
  .desktop-nav-buttons {
    display: none;
  }

  /* Mobile Navigation Buttons (Always Visible) */
  .mobile-nav-buttons {
    display: flex !important; /* Always visible on mobile */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px;
    overflow: hidden;
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    background: linear-gradient(135deg, var(--bg-light), var(--bg-medium));
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
      0 0 8px var(--neon-accent),
      0 0 15px var(--neon-accent),
      inset 0 0 8px rgba(255, 255, 255, 0.05);
    z-index: 998; /* Below main nav but above content */
  }
  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px); /* Account for gap */
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    padding: 8px 12px; /* Smaller padding */
    font-size: 13px; /* Smaller font size */
    text-align: center;
    line-height: 1.3;
  }

  /* Main Navigation (Mobile - Hidden by default, slides in) */
  .main-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: calc(var(--marquee-height) + 95px); /* Adjusted top for mobile: marquee + header-top + mobile-buttons */
    left: 0;
    width: 280px; /* Sidebar width */
    height: calc(100vh - (var(--marquee-height) + 95px)); /* Adjusted height for mobile */
    flex-direction: column;
    background: linear-gradient(180deg, var(--bg-dark), var(--bg-medium));
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%); /* Off-screen initially */
    transition: transform 0.3s ease-out;
    z-index: 1000; /* Above overlay */
    overflow-y: auto; /* Scroll if content is long */
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
  }
  .main-nav.active {
    display: flex; /* Show when active */
    transform: translateX(0); /* Slide into view */
  }
  .main-nav .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 15px;
    width: 100%;
    max-width: none;
  }
  .main-nav .nav-link {
    width: 100%;
    padding: 12px 15px;
    margin: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .main-nav .nav-link:last-child {
    border-bottom: none;
  }

  /* Mobile Menu Overlay */
  .mobile-menu-overlay {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999; /* Below menu, above content */
    transition: opacity 0.3s ease-out;
    opacity: 0;
  }
  .mobile-menu-overlay.active {
    display: block;
    opacity: 1;
  }

  /* Footer Mobile Adaptations */
  .site-footer .footer-top .footer-container {
    grid-template-columns: 1fr; /* Single column */
    gap: 20px;
  }
  .site-footer .footer-col {
    margin-bottom: 20px;
  }
  .site-footer .footer-container {
    padding: 0 15px;
  }
  .site-footer .game-providers-section,
  .site-footer .social-media-section {
    padding: 15px 0;
  }
  .site-footer .game-providers-section .footer-container,
  .site-footer .social-media-section .footer-container {
    padding: 0 15px;
  }

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