:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --card-bg: #11271B;
  --background-color: #08160F;
  --text-main: #F2FFF6;
  --text-secondary: #A7D9B8;
  --border-color: #2E7A4E;
  --glow-color: #57E38D;
  --gold-color: #F2C14E;
  --divider-color: #1E3A2A;
  --deep-green-color: #0A4B2C;

  /* Neon colors for dynamic effects - based on Green Gold scheme */
  --neon-primary: var(--glow-color); /* #57E38D */
  --neon-secondary: var(--gold-color); /* #F2C14E */
  --neon-accent: var(--secondary-color); /* #22C768 */

  /* Header offset calculation (with marquee) */
  --header-offset: 166px; /* 44px (marquee) + 68px (header-top) + 52px (main-nav) + 2px safety */
}

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

/* Animations for 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);
  }
  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 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);
  }
  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);
  }
  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);
  }
}

@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; }
}

/* Marquee Section Styles */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 44px; /* Desktop fixed height */
  box-sizing: border-box;
  background: linear-gradient(135deg, var(--deep-green-color), var(--card-bg), var(--background-color)); /* Dark background */
  color: var(--text-main);
  overflow: hidden;
  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),
    0 0 30px var(--neon-primary),
    inset 0 0 20px rgba(87, 227, 141, 0.1); /* Glow color with opacity */
  z-index: 1001; /* Ensure on top of header */
}

.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: var(--text-main);
  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-main);
}

.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%);
  }
}

/* Site Header Styles */
.site-header {
  position: fixed;
  top: 44px; /* Below marquee */
  left: 0;
  width: 100%;
  z-index: 1000; /* Below marquee, above content */
  background: linear-gradient(135deg, var(--card-bg), var(--deep-green-color), var(--background-color)); /* Dark background */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  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(242, 193, 78, 0.1); /* Gold color with opacity */
}

.header-top {
  box-sizing: border-box;
  min-height: 68px; /* Desktop fixed height */
  height: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 0 20px; /* Padding for header-top content */
}

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

.logo {
  color: var(--text-main); /* Regular color, no neon */
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  padding: 5px 0; /* Adjust padding if needed */
  /* NO neon effects on LOGO */
  text-shadow: none;
  box-shadow: none;
  filter: none;
  animation: none;
}

.logo img {
  display: block;
  max-height: 60px; /* Desktop max height */
  height: auto;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  /* NO neon effects on LOGO image */
  box-shadow: none;
  filter: none;
  animation: none;
}

.desktop-nav-buttons {
  display: flex; /* Desktop default: visible */
  gap: 10px;
}

.mobile-nav-buttons {
  display: none; /* Desktop default: hidden */
}

.main-nav {
  box-sizing: border-box;
  min-height: 52px; /* Desktop fixed height */
  height: 52px;
  display: flex; /* Desktop default: visible */
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--background-color), var(--card-bg)); /* Different dark background */
  border-top: 1px solid rgba(255, 255, 255, 0.1); /* Subtle divider */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite reverse; /* Dynamic border color, reversed animation */
  box-shadow: 
    0 0 8px var(--neon-primary),
    0 0 16px var(--neon-primary),
    inset 0 0 10px rgba(87, 227, 141, 0.05);
}

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

.nav-link {
  color: var(--text-main); /* Regular text color */
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  padding: 8px 0;
  transition: color 0.3s ease, text-shadow 0.3s ease;
  white-space: nowrap; /* Prevent wrapping */
  /* NO neon effects on nav links */
  text-shadow: none;
  animation: none;
}

.nav-link:hover, .nav-link.active {
  color: var(--glow-color); /* Highlight color */
  text-shadow: 0 0 5px var(--glow-color); /* Subtle glow on hover */
}

/* Hamburger Menu */
.hamburger-menu {
  display: none; /* Desktop default: hidden */
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: relative;
  z-index: 1002; /* Above logo */
  margin-right: 15px; /* Space between hamburger and logo */
}

.hamburger-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--neon-primary);
  margin: 5px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
  box-shadow: 
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary);
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color */
}

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

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

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

/* Buttons */
.btn {
  position: relative;
  background: var(--button-gradient); /* Custom button gradient */
  padding: 12px 25px;
  color: var(--text-main);
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  text-shadow: 
    0 0 5px var(--text-main),
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: bold;
  font-size: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.btn:hover {
  animation-duration: 2s; /* Faster animation on hover */
  transform: translateY(-2px);
  box-shadow: 
    0 0 15px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 15px rgba(87, 227, 141, 0.5);
  text-shadow: 
    0 0 8px var(--text-main),
    0 0 15px var(--neon-primary),
    0 0 25px var(--neon-primary);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  display: none; /* Desktop default: hidden */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999; /* Below menu, above content */
  transition: opacity 0.3s ease;
  opacity: 0;
}

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

/* Footer Styles */
.site-footer {
  background-color: var(--background-color);
  color: var(--text-secondary);
  padding: 40px 20px 20px;
  font-size: 14px;
  line-height: 1.6;
}

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

.footer-col h3 {
  color: var(--text-main);
  font-size: 18px;
  margin-bottom: 15px;
  position: relative;
}

.footer-col h3::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
  margin-top: 8px;
}

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

.footer-description {
  margin-top: 10px;
  color: var(--text-secondary);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

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

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

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom-nav {
  max-width: 1200px;
  margin: 0 auto 20px;
  padding-top: 20px;
  border-top: 1px solid var(--divider-color);
}

.footer-nav-legal {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px 30px;
}

.footer-nav-legal a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  color: var(--text-secondary);
  padding-top: 10px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-bottom p {
  margin: 0;
}

/* Dynamic Slot Anchors - ensure they are visible */
.footer-slot-anchor-inner {
  min-height: 10px; /* Ensure visibility for debugging/injection */
  width: 100%;
}

/* Media Queries for Responsive Design */
@media (max-width: 768px) {
  /* Header Offset for Mobile (with marquee) */
  :root {
    --header-offset: 146px; /* 36px (marquee) + 60px (header-top) + 48px (mobile-nav-buttons) + 2px safety */
  }

  .marquee-section {
    height: 36px !important; /* Mobile fixed height */
  }
  
  .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;
  }

  .site-header {
    top: 36px; /* Below mobile marquee */
  }

  .header-top {
    min-height: 60px !important; /* Mobile fixed height */
    height: 60px !important;
    padding: 0 15px; /* Smaller padding */
  }

  .header-container {
    width: 100%; /* Mobile full width */
    max-width: none; /* No max-width on mobile */
    padding: 0; /* Handled by header-top */
    justify-content: space-between; /* Space for hamburger and logo */
    position: relative; /* For logo centering if needed */
  }

  .hamburger-menu {
    display: block; /* Mobile default: visible */
    order: 1; /* Left side */
    margin-right: 0; /* Remove right margin */
  }
  
  /* Mobile LOGO centering (Method 1: Flexbox) */
  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    order: 2; /* Centered */
    font-size: 24px; /* Smaller font size */
  }
  .logo img {
    max-height: 40px !important; /* Mobile max height */
  }

  .desktop-nav-buttons {
    display: none !important; /* Mobile: hidden */
  }

  .mobile-nav-buttons {
    display: flex !important; /* Mobile: visible */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px; /* Padding for buttons */
    overflow: hidden;
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    min-height: 48px; /* Mobile button row min height */
    height: auto; /* Allow height to adjust if text wraps */
    background: linear-gradient(135deg, var(--deep-green-color), var(--card-bg));
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow: 
      0 0 8px var(--neon-accent),
      0 0 16px var(--neon-accent),
      inset 0 0 10px rgba(34, 199, 104, 0.1);
  }

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

  .main-nav {
    display: none; /* Mobile default: hidden */
    flex-direction: column;
    position: fixed;
    top: calc(36px + 60px + 48px); /* Below marquee + header-top + mobile-nav-buttons */
    left: 0;
    width: 250px; /* Mobile menu width */
    height: calc(100% - (36px + 60px + 48px)); /* Remaining height */
    background-color: var(--card-bg); /* Dark background */
    transform: translateX(-100%); /* Hidden by default */
    transition: transform 0.3s ease;
    padding: 20px 0;
    box-sizing: border-box;
    z-index: 1000; /* Above overlay */
    overflow-y: auto; /* Scrollable if many links */
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite reverse; /* Dynamic border color */
    box-shadow: 
      0 0 10px var(--neon-primary),
      0 0 20px var(--neon-primary),
      inset 0 0 20px rgba(87, 227, 141, 0.1);
  }

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

  .nav-container {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
    max-width: none; /* No max-width on mobile */
    justify-content: flex-start; /* Align links to top */
    align-items: flex-start; /* Align links to left */
  }

  .nav-link {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--divider-color);
  }
  .nav-link:last-child {
    border-bottom: none;
  }

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

  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 20px;
    margin-bottom: 20px;
  }
  
  .footer-bottom-nav {
    padding-top: 15px;
    margin-bottom: 15px;
  }

  .footer-nav-legal {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
}

/* General classes for neon styles (can be applied to other elements if needed) */
.neon-tube {
  border: 2px solid;
  animation: neon-flicker 2s infinite alternate, theme-colors 4s linear infinite;
}

.neon-pulse {
  border: 2px solid;
  animation: pulse-glow 2s ease-in-out infinite alternate, theme-colors 4s ease-in-out infinite;
}

.rainbow-flow {
  border: 2px solid;
  animation: rainbow-border 3s linear infinite;
}
@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; }
}

.led-matrix {
  border: 2px solid;
  box-shadow: 
    0 0 5px currentColor,
    0 0 10px currentColor;
  position: relative;
  animation: theme-colors 5s linear infinite;
}
.led-matrix::before {
  content: '';
  position: absolute;
  top: -2px; left: -2px; right: -2px; bottom: -2px;
  background: 
    radial-gradient(circle at 0% 0%, currentColor 2px, transparent 3px),
    radial-gradient(circle at 100% 0%, currentColor 2px, transparent 3px),
    radial-gradient(circle at 0% 100%, currentColor 2px, transparent 3px),
    radial-gradient(circle at 100% 100%, currentColor 2px, transparent 3px);
  background-size: 20px 20px;
  animation: led-blink 1s steps(2) infinite;
}

/* Mobile specific overflow-x handling */
@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;
  }
}
/* 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;
  }
}