/* General reset and base styles */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #e0e0e0;
  background-color: var(--neon-dark-bg);
  overflow-x: hidden; /* Prevent horizontal scroll on body */
  padding-top: var(--header-offset); /* Apply header offset to body */
}

a {
  text-decoration: none;
  color: #ffffff;
}

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

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 10px;
  color: #ffffff;
}

/* Fixed Header Offset */
:root {
  --header-offset: 155px; /* Desktop */
  --marquee-height-desktop: 45px;
  --header-top-height-desktop: 60px;
  --main-nav-height-desktop: 50px;

  /* Color Variables */
  --primary-color: #26A9E0; /* 淡蓝色 */
  --secondary-color: #FFFFFF;
  --login-color: #EA7C07; /* Orange for login button */
  --text-color: #e0e0e0;

  /* Neon specific colors, based on primary/secondary */
  --neon-primary: var(--primary-color); /* Use primary for main neon */
  --neon-secondary: #00FFFF; /* Cyan for secondary neon glow */
  --neon-accent: #FF00FF;   /* Magenta for accent neon glow */
  --neon-dark-bg: #0a0a0a;
  --neon-dark-bg-gradient: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  --neon-glow-intensity: 0 0 5px, 0 0 10px, 0 0 15px, 0 0 20px;
}

@media (max-width: 768px) {
  :root {
    --header-offset: 199px; /* Mobile */
    --marquee-height-mobile: 45px;
    --header-top-height-mobile: 70px; /* Adjusted for 199px total */
    --mobile-nav-buttons-height-mobile: 84px; /* Adjusted for 199px total (padding+height) */
  }
}

/* Neon Glow 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); }
  100% { filter: hue-rotate(360deg); }
}

@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%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@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; text-shadow: var(--neon-glow-intensity); }
  20%, 24%, 55% { opacity: 0.8; text-shadow: 0 0 5px currentColor, 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(--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); }
}

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--marquee-height-desktop); /* Fixed height */
  background: var(--neon-dark-bg-gradient);
  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(255, 0, 255, 0.1);
  z-index: 1001;
  display: flex; /* Use flex to align icon and wrapper */
  align-items: center;
  padding: 0 20px;
  box-sizing: border-box;
}

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

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

.marquee-icon-emoji {
  font-size: 20px; /* Smaller 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));
}

@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;
  height: 100%; /* Fill parent height */
}

.marquee-text {
  font-size: 15px; /* Slightly smaller font */
  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; /* Slightly smaller font */
  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%); }
}

/* Site Header */
.site-header {
  position: fixed;
  top: var(--marquee-height-desktop); /* Position below marquee */
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--neon-dark-bg-gradient);
  color: var(--text-color);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  min-height: calc(var(--header-top-height-desktop) + var(--main-nav-height-desktop)); /* Ensure it covers both sections */
}

.header-top {
  height: var(--header-top-height-desktop);
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Darker gradient for top bar */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary), inset 0 0 10px rgba(var(--neon-primary), 0.3);
  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;
  box-sizing: border-box;
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--secondary-color); /* Regular white for logo */
  text-decoration: none;
  flex-shrink: 0;
  /* NO neon effects on LOGO */
}

.desktop-nav-buttons {
  display: flex; /* Always flex for desktop */
  gap: 10px;
  flex-shrink: 0;
}

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

.main-nav {
  height: var(--main-nav-height-desktop);
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); /* Slightly different dark gradient for nav */
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: alternate-colors 4s ease-in-out infinite; /* Different dynamic border color */
  box-shadow: 0 0 10px var(--neon-secondary), 0 0 20px var(--neon-secondary), inset 0 0 10px rgba(var(--neon-secondary), 0.3);
  display: flex; /* Desktop default: visible, row */
  align-items: center;
  padding: 0 20px;
  box-sizing: border-box;
}

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

.nav-link {
  color: var(--text-color);
  padding: 10px 15px;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap; /* Prevent wrapping for desktop nav links */
  border-radius: 3px;
}

.nav-link:hover, .nav-link.active {
  color: var(--neon-primary);
  background-color: rgba(var(--neon-primary), 0.1);
  text-shadow: 0 0 5px var(--neon-primary), 0 0 10px var(--neon-primary);
}

.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;
  text-shadow: 0 0 5px var(--secondary-color), 0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: bold;
  font-size: 15px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.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(var(--neon-primary), 0.5);
}

/* Hamburger Menu */
.hamburger-menu {
  display: none; /* Hidden by default on desktop */
  width: 30px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  padding: 0;
  z-index: 1002; /* Above logo and mobile buttons */
  animation: text-glow-flow 3s ease-in-out infinite alternate; /* Neon glow for hamburger */
}

.hamburger-menu::before,
.hamburger-menu::after,
.hamburger-menu span {
  content: '';
  position: absolute;
  width: 100%;
  height: 3px;
  background-color: var(--neon-primary);
  left: 0;
  transition: all 0.3s ease;
  border-radius: 2px;
  box-shadow: 0 0 5px var(--neon-primary), 0 0 10px var(--neon-primary);
}

.hamburger-menu::before { top: 0; }
.hamburger-menu::after { bottom: 0; }
.hamburger-menu span { top: 50%; transform: translateY(-50%); }

.hamburger-menu.active::before { top: 50%; transform: translateY(-50%) rotate(45deg); }
.hamburger-menu.active::after { bottom: 50%; transform: translateY(50%) rotate(-45deg); }
.hamburger-menu.active span { transform: scale(0); }

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0; /* Will be adjusted by JS */
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Footer Styles */
.site-footer {
  background: #1a1a2e; /* Regular dark background for footer */
  color: #c0c0c0;
  padding: 40px 0 20px;
  font-size: 14px;
  border-top: 1px solid #333;
}

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

.footer-top-section .footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

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

.footer-description {
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

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

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

.footer-nav-list a {
  color: #c0c0c0;
  transition: color 0.3s ease;
}

.footer-nav-list 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;
  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;
  object-fit: contain;
}

.footer-middle-section {
  padding: 20px 0;
  border-top: 1px solid #333;
  border-bottom: 1px solid #333;
  margin-bottom: 30px;
}

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

.game-providers-section h4,
.social-media-section h4 {
  margin-bottom: 15px;
}

.footer-bottom-section {
  text-align: center;
}

.copyright-info {
  color: #888;
  font-size: 13px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  /* Marquee */
  .marquee-section {
    height: var(--marquee-height-mobile);
    padding: 0 10px;
  }
  .marquee-icon {
    width: 25px;
    height: 25px;
  }
  .marquee-icon-emoji {
    font-size: 16px;
  }
  .marquee-text, .marquee-separator {
    font-size: 13px;
  }
  .marquee-content {
    animation-duration: 25s;
    gap: 20px;
  }

  /* Header */
  .site-header {
    top: var(--marquee-height-mobile); /* Adjusted for mobile marquee height */
    min-height: calc(var(--header-top-height-mobile) + var(--mobile-nav-buttons-height-mobile));
  }

  .header-top {
    height: var(--header-top-height-mobile); /* Adjusted for 199px total */
    padding: 0 15px;
    box-sizing: border-box;
    position: relative;
  }

  .header-container {
    padding: 0; /* Reset padding, use header-top padding */
    justify-content: space-between;
    width: 100%;
    max-width: none; /* Important for mobile */
  }
  
  .hamburger-menu {
    display: block;
    flex-shrink: 0;
    margin-right: auto; /* Push logo to center */
  }

  /* Mobile LOGO Centering (Method 1: Flexbox with !important) */
  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    margin-left: 0 !important; /* Reset any desktop margin */
    margin-right: 0 !important; /* Reset any desktop margin */
  }
  /* Optional: If logo is an image */
  .logo img {
    display: block !important;
    max-width: 100%;
    height: auto;
    max-height: 40px; /* Adjusted for mobile */
  }

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

  .mobile-nav-buttons {
    display: flex !important; /* Show mobile buttons on mobile */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px; /* Adjust padding for 199px total */
    overflow: hidden;
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    height: var(--mobile-nav-buttons-height-mobile); /* Adjusted for 199px total */
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); /* Match main-nav background */
    border-top: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 0 5px var(--neon-secondary), 0 0 10px var(--neon-secondary);
  }
  
  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px); /* Account for 10px gap */
    padding: 8px 12px; /* Smaller padding */
    font-size: 13px; /* Smaller font size */
    white-space: normal; /* Allow text to wrap */
    word-wrap: break-word;
    overflow-wrap: break-word;
    height: auto; /* Allow height to adjust with content */
  }

  .main-nav {
    display: none; /* Hidden by default, shown by JS */
    flex-direction: column;
    position: fixed;
    top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height-mobile)); /* Position below all fixed elements */
    left: 0;
    width: 80%; /* Sidebar width */
    height: calc(100% - (var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height-mobile))); /* Full height below header */
    background: var(--neon-dark-bg-gradient);
    padding: 20px;
    box-sizing: border-box;
    transform: translateX(-100%); /* Start off-screen */
    transition: transform 0.3s ease;
    z-index: 1000; /* Above overlay */
    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 -10px 0 20px rgba(var(--neon-primary), 0.1);
  }

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

  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    max-width: none; /* Important for mobile */
    padding: 0;
  }

  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    white-space: normal; /* Allow wrapping for menu items */
    text-align: left;
  }
  .nav-link:last-child {
    border-bottom: none;
  }

  /* Footer */
  .footer-top-section .footer-container {
    grid-template-columns: 1fr; /* Single column layout for mobile */
  }

  .footer-col {
    margin-bottom: 20px;
  }
  .footer-col:last-child {
    margin-bottom: 0;
  }

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

/* Body no-scroll 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;
  }
}