:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --text-main-color: #FFF6D6;
  --card-bg-color: #111111;
  --background-color: #0A0A0A;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;

  /* Neon colors based on Black Gold theme, dynamic */
  --neon-primary: #FFD36B; /* Brighter gold/yellow for primary glow */
  --neon-secondary: #F2C14E; /* Primary color for secondary glow */
  --neon-accent: #FF6600; /* A vibrant orange for accent */
  --neon-cycle-1: #FFD36B, #F2C14E, #FF6600, #FF00FF, #00FFFF; /* Gold, Primary, Orange, Pink, Cyan */
  --neon-cycle-2: #F2C14E, #FF6600, #FFD36B, #00FFFF, #FF00FF;
  --neon-cycle-3: #FF6600, #FFD36B, #F2C14E, #FF00FF, #00FFFF;

  /* Header offset calculation with marquee */
  --header-offset: 166px; /* 44px (marquee) + 68px (header-top) + 52px (main-nav) */
}

body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  background-color: var(--background-color);
  color: var(--text-main-color);
  padding-top: var(--header-offset);
  overflow-x: hidden; /* Prevent horizontal scroll on desktop too, just in case */
}

/* Animations for neon effects */
@keyframes rainbow-border {
  0% { border-color: #FFD36B; box-shadow: 0 0 10px #FFD36B, 0 0 20px #FFD36B; }
  20% { border-color: #F2C14E; box-shadow: 0 0 10px #F2C14E, 0 0 20px #F2C14E; }
  40% { border-color: #FF6600; box-shadow: 0 0 10px #FF6600, 0 0 20px #FF6600; }
  60% { border-color: #FF00FF; box-shadow: 0 0 10px #FF00FF, 0 0 20px #FF00FF; }
  80% { border-color: #00FFFF; box-shadow: 0 0 10px #00FFFF, 0 0 20px #00FFFF; }
  100% { border-color: #FFD36B; box-shadow: 0 0 10px #FFD36B, 0 0 20px #FFD36B; }
}

@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 #FFD36B, 0 0 20px #F2C14E; }
  50% { background-position: 100% 50%; box-shadow: 0 0 10px #FF6600, 0 0 20px #FF00FF; }
  100% { background-position: 0% 50%; box-shadow: 0 0 10px #FFD36B, 0 0 20px #F2C14E; }
}

@keyframes random-glow {
  0% { border-color: #FFD36B; box-shadow: 0 0 20px #FFD36B; }
  20% { border-color: #F2C14E; box-shadow: 0 0 20px #F2C14E; }
  40% { border-color: #FF6600; box-shadow: 0 0 20px #FF6600; }
  60% { border-color: #FF00FF; box-shadow: 0 0 20px #FF00FF; }
  80% { border-color: #00FFFF; box-shadow: 0 0 20px #00FFFF; }
  100% { border-color: #FFD36B; box-shadow: 0 0 20px #FFD36B; }
}

@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-main-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-main-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-main-color); }
}

/* Marquee Section Styles */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 44px;
  box-sizing: border-box;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  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(255, 255, 255, 0.1);
  z-index: 1001;
}

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

.marquee-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  z-index: 2;
  position: relative;
}

.marquee-icon-emoji {
  font-size: 24px;
  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;
}

.marquee-text {
  font-size: 16px;
  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(1.05);
  color: #ffffff;
}

.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);
}

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

/* Header Section Styles */
.site-header {
  position: fixed;
  top: 44px; /* Marquee height */
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--background-color);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.header-top {
  box-sizing: border-box;
  min-height: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  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);
}

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

.hamburger-menu {
  display: none; /* Hidden on desktop */
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  cursor: pointer;
  z-index: 1002;
  position: relative;
}

.hamburger-menu span {
  display: block;
  height: 3px;
  width: 100%;
  background: var(--text-main-color);
  border-radius: 5px;
  transition: all 0.3s ease-in-out;
  text-shadow: 0 0 5px var(--neon-primary), 0 0 10px var(--neon-primary);
}

.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 {
  color: var(--text-main-color);
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  text-transform: uppercase;
  display: block; /* Ensure logo is always visible */
  padding: 5px 0; /* Add some vertical padding for alignment */
}
.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 60px;
  object-fit: contain;
}

.desktop-nav-buttons {
  display: flex; /* Always flex on desktop */
  gap: 10px;
  align-items: center;
}

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

.main-nav {
  box-sizing: border-box;
  min-height: 52px;
  height: 52px;
  display: flex; /* Always flex on desktop */
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: alternate-colors 4s ease-in-out infinite; /* Different animation for contrast */
  box-shadow: 
    0 0 10px var(--neon-secondary),
    0 0 20px var(--neon-secondary),
    0 0 30px var(--neon-secondary),
    inset 0 0 20px rgba(255, 255, 255, 0.1);
}

.nav-container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 25px;
  padding: 0 20px;
}

.nav-link {
  color: var(--text-main-color);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  padding: 5px 0;
  position: relative;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

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

.btn {
  position: relative;
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  padding: 12px 25px;
  color: #000000; /* Text color for buttons to contrast with gold */
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  text-shadow: 
    0 0 2px rgba(255,255,255,0.5),
    0 0 5px var(--glow-color);
  transition: all 0.3s ease;
  font-weight: bold;
  white-space: nowrap; /* Prevent button text from wrapping on desktop */
}

.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);
}

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

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

/* Footer Section Styles */
.site-footer {
  background-color: var(--card-bg-color); /* Dark background for footer */
  color: var(--text-main-color);
  padding: 40px 20px 20px;
  font-size: 14px;
}

.footer-top-grid {
  display: flex;
  flex-direction: column; /* Default to column for small screens */
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-cols-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* Responsive grid for columns */
  gap: 30px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.footer-col h3 {
  color: var(--primary-color);
  font-size: 18px;
  margin-bottom: 10px;
}

.footer-logo {
  color: var(--text-main-color);
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.footer-description {
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

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

.footer-legal {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--border-color);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.footer-legal h3 {
  color: var(--primary-color);
  font-size: 18px;
  margin-bottom: 10px;
}

.footer-bottom {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.footer-bottom p {
  margin: 0;
}

/* Dynamic Slot Anchor styles (ensure visibility) */
.footer-slot-anchor-inner {
  min-height: 1px; /* Ensure it takes up minimal space even if empty */
}

/* Responsive Styles */
@media (max-width: 768px) {
  :root {
    --header-offset: 146px; /* 36px (marquee) + 60px (header-top) + 48px (mobile-nav-buttons) + 0px (main-nav hidden) */
  }

  /* Marquee Mobile */
  .marquee-section {
    height: 36px !important;
  }
  .marquee-container {
    gap: 10px !important;
    padding: 0 12px !important;
  }
  .marquee-icon {
    width: 20px !important;
    height: 20px !important;
  }
  .marquee-icon-emoji {
    font-size: 14px !important;
  }
  .marquee-text {
    font-size: 14px !important;
  }
  .marquee-separator {
    font-size: 14px !important;
    margin: 0 10px !important;
  }
  .marquee-content {
    gap: 20px;
    animation: marquee-scroll 25s linear infinite;
  }

  /* Header Mobile */
  .site-header {
    top: 36px; /* Marquee mobile height */
  }

  .header-top {
    min-height: 60px !important;
    height: 60px !important;
  }
  .header-container {
    width: 100%;
    max-width: none; /* Remove max-width on mobile */
    padding: 0 15px;
    justify-content: space-between; /* Hamburger left, Logo center, space right */
    position: relative; /* For logo absolute positioning if needed */
  }

  .hamburger-menu {
    display: flex; /* Show hamburger on mobile */
    order: 0; /* Place to the left */
    width: 25px;
    height: 20px;
  }

  .logo {
    flex: 1 !important; /* Allow logo to take available space */
    display: flex !important; /* Use flex to center image/text */
    justify-content: center !important;
    align-items: center !important;
    order: 1; /* Place in the middle */
    font-size: 24px;
  }
  .logo img {
    max-height: 40px !important; /* Adjust logo height for mobile */
  }

  .desktop-nav-buttons {
    display: none !important; /* 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: 8px 15px; /* Add padding to the button container */
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    min-height: 48px;
    height: auto; /* Allow height to adjust if text wraps */
  }

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

  .main-nav {
    display: none; /* Hidden by default on mobile */
    flex-direction: column;
    position: fixed;
    top: var(--header-offset); /* Position below header and mobile buttons */
    left: 0;
    width: 80%; /* Sidebar width */
    max-width: 300px;
    height: calc(100% - var(--header-offset));
    background: linear-gradient(180deg, #1a1a2e, #0f3460);
    transform: translateX(-100%); /* Start off-screen */
    transition: transform 0.3s ease-in-out;
    z-index: 1000; /* Above overlay */
    padding: 20px 0;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
    border-right: 2px solid;
    animation: alternate-colors 4s ease-in-out infinite;
  }

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

  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 15px;
    gap: 15px;
    max-width: none; /* Remove max-width on mobile */
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .nav-link:last-child {
    border-bottom: none;
  }

  .mobile-menu-overlay {
    top: 0; /* Cover entire screen */
    height: 100vh;
  }
  
  /* Footer Mobile */
  .footer-cols-wrapper {
    grid-template-columns: 1fr; /* Single column layout for footer on mobile */
  }

  .footer-legal {
    margin-top: 20px;
    padding-top: 20px;
  }

  .footer-bottom {
    margin-top: 20px;
    padding-top: 15px;
  }

  /* General mobile content 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;
  }
}
/* 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;
  }
}