:root {
  --primary-color: #0A2463;
  --secondary-color: #E0B14A;
  --dark-bg-1: #0a0a0a;
  --dark-bg-2: #1a1a2e;
  --dark-bg-3: #16213e;
  --neon-primary: var(--primary-color);
  --neon-secondary: var(--secondary-color);
  --neon-accent: #ff00ff; /* A vibrant accent for dynamic effects */
  --marquee-height-desktop: 45px;
  --header-top-height-desktop: 60px;
  --main-nav-height-desktop: 50px;
  --marquee-height-mobile: 35px;
  --header-top-height-mobile: 50px;
  --mobile-nav-buttons-height-mobile: 50px;
  --header-offset: calc(var(--marquee-height-desktop) + var(--header-top-height-desktop) + var(--main-nav-height-desktop)); /* Desktop */
}

@media (max-width: 768px) {
  :root {
    --header-offset: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height-mobile)); /* Mobile */
  }
}

/* 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); 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: #ffffff;
  }
  50% {
    text-shadow: 0 0 5px var(--neon-secondary), 0 0 10px var(--neon-secondary), 0 0 15px var(--neon-secondary);
    color: #ffffff;
  }
  100% {
    text-shadow: 0 0 5px var(--neon-accent), 0 0 10px var(--neon-accent), 0 0 15px var(--neon-accent);
    color: #ffffff;
  }
}

@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: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #121212;
  color: #f0f0f0;
  padding-top: var(--header-offset);
  overflow-x: hidden; /* Prevent body overflow-x */
}

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

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--marquee-height-desktop);
  background: linear-gradient(135deg, var(--dark-bg-1), var(--dark-bg-2), var(--dark-bg-3));
  color: #ffffff;
  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(10, 36, 99, 0.1);
  z-index: 1001;
  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;
  height: 100%;
}

.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;
  height: 100%;
  display: flex;
  align-items: center;
}

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

.marquee-text {
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  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(1.02);
  color: #ffffff;
}

.marquee-separator {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 10px;
  text-shadow:
    0 0 3px var(--neon-primary),
    0 0 6px var(--neon-primary);
}

/* Header Section */
.site-header {
  position: fixed;
  top: var(--marquee-height-desktop);
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--dark-bg-1);
}

.site-header .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),
    inset 0 0 15px rgba(10, 36, 99, 0.2);
  padding: 10px 0;
  height: calc(var(--header-top-height-desktop) - 20px); /* Account for padding */
  display: flex;
  align-items: center;
}

.site-header .header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-header .logo {
  color: #ffffff;
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  display: block;
  transition: color 0.3s ease;
  /* LOGO NO NEON */
  text-shadow: none;
  box-shadow: none;
  animation: none;
}

.site-header .logo:hover {
  color: var(--secondary-color);
}

.desktop-nav-buttons {
  display: flex;
  gap: 10px;
}

.btn {
  position: relative;
  background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
  padding: 12px 25px;
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  text-shadow:
    0 0 5px #ffffff,
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.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(10, 36, 99, 0.4);
}

.main-nav {
  background: linear-gradient(135deg, var(--dark-bg-2), var(--dark-bg-3));
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: alternate-colors 4s ease-in-out infinite;
  box-shadow:
    0 0 10px var(--neon-secondary),
    0 0 20px var(--neon-secondary),
    inset 0 0 15px rgba(224, 177, 74, 0.2);
  padding: 0;
  height: var(--main-nav-height-desktop);
  display: flex;
  align-items: center;
}

.main-nav .nav-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 25px;
  height: 100%;
}

.nav-link {
  color: #ffffff;
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 10px 0;
  transition: color 0.3s ease, text-shadow 0.3s ease;
  text-shadow: none;
}

.nav-link:hover {
  color: var(--secondary-color);
  text-shadow: 0 0 5px var(--secondary-color), 0 0 10px var(--secondary-color);
}

.hamburger-menu {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: relative;
  z-index: 1002;
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 3px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: all 0.3s ease;
  box-shadow:
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary);
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.hamburger-menu.active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

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

.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;
  transition: opacity 0.3s ease;
  opacity: 0;
}

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

/* Footer Section */
.site-footer {
  background-color: var(--dark-bg-1);
  color: #cccccc;
  padding: 40px 0 20px;
  font-size: 14px;
}

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

.footer-grid-container {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 30px;
}

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

.footer-logo {
  color: #ffffff;
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
  margin-bottom: 15px;
  display: inline-block;
}

.footer-description {
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  margin: 0;
}

.footer-heading {
  color: #ffffff;
  font-size: 18px;
  margin-bottom: 20px;
  font-weight: 600;
}

.footer-nav a {
  display: block;
  color: #cccccc;
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

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

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

.payment-icons img, .game-providers-icons img, .social-media-icons img {
  max-height: 50px;
  height: auto;
  width: auto;
  object-fit: contain;
}

.footer-bottom-section {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
  margin: 0;
  color: #999999;
}

/* Mobile Responsive */
@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;
  }

  /* Marquee */
  .marquee-section {
    height: var(--marquee-height-mobile);
    padding: 0;
  }
  .marquee-container {
    gap: 10px;
    padding: 0 10px;
  }
  .marquee-icon {
    width: 25px;
    height: 25px;
  }
  .marquee-icon-emoji {
    font-size: 16px;
  }
  .marquee-text {
    font-size: 13px;
  }
  .marquee-separator {
    font-size: 13px;
    margin: 0 5px;
  }
  .marquee-content {
    gap: 20px;
    animation-duration: 20s;
  }

  /* Header */
  .site-header {
    top: var(--marquee-height-mobile);
  }

  .site-header .header-top {
    padding: 5px 0;
    height: calc(var(--header-top-height-mobile) - 10px); /* Account for padding */
  }

  .site-header .header-container {
    padding: 0 15px;
    width: 100%;
    max-width: none;
    justify-content: flex-start;
    position: relative;
  }

  .site-header .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 22px;
    order: 2; /* Move logo to center */
  }

  .desktop-nav-buttons {
    display: none;
  }

  .hamburger-menu {
    display: flex; /* Show on mobile */
    order: 1; /* Place hamburger first */
    position: relative;
    z-index: 1002; /* Ensure it's above overlay */
  }

  .mobile-nav-buttons {
    display: flex !important;
    justify-content: center;
    gap: 10px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 8px 15px;
    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 8px var(--neon-primary),
      0 0 15px var(--neon-primary),
      inset 0 0 10px rgba(10, 36, 99, 0.1);
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    height: calc(var(--mobile-nav-buttons-height-mobile) - 16px); /* Account for padding */
    align-items: center;
  }

  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px);
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    padding: 8px 12px;
    font-size: 13px;
    text-align: center;
  }

  .main-nav {
    display: none; /* Hidden by default, toggled by JS */
    position: fixed;
    top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height-mobile)); /* Position below header and mobile buttons */
    left: 0;
    width: 250px;
    height: calc(100% - var(--marquee-height-mobile) - var(--header-top-height-mobile) - var(--mobile-nav-buttons-height-mobile));
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background: linear-gradient(135deg, var(--dark-bg-3), var(--dark-bg-1));
    border-right: 2px solid;
    animation: alternate-colors 4s ease-in-out infinite;
    box-shadow:
      0 0 10px var(--neon-secondary),
      0 0 20px var(--neon-secondary),
      inset 0 0 15px rgba(224, 177, 74, 0.2);
    transform: translateX(-100%); /* Start off-screen */
    transition: transform 0.3s ease-out;
    z-index: 1000; /* Above overlay */
    overflow-y: auto;
  }

  .main-nav.active {
    display: flex;
    transform: translateX(0); /* Slide in */
  }
  
  .main-nav .nav-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 20px 15px;
    width: 100%;
    max-width: none;
  }

  .nav-link {
    padding: 12px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 15px;
  }
  .nav-link:last-child { border-bottom: none; }

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

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

  .footer-grid-container {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .footer-col {
    text-align: center;
    margin-bottom: 15px;
  }
  .footer-col:last-child { margin-bottom: 0; }

  .footer-logo {
    font-size: 22px;
  }

  .footer-description {
    font-size: 13px;
  }

  .footer-heading {
    font-size: 16px;
    margin-bottom: 15px;
  }

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

  .payment-icons, .game-providers-icons, .social-media-icons {
    justify-content: center;
    gap: 6px;
  }

  .payment-icons img, .game-providers-icons img, .social-media-icons img {
    max-height: 40px;
  }

  .footer-bottom-section {
    padding-top: 15px;
  }

  .copyright {
    font-size: 12px;
  }
}
/* 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;
  }
}