:root {
  --primary-color: #11A84E;
  --secondary-color: #22C768;
  --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: #0A4B2C;
  --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);

  /* Neon dynamic colors based on theme */
  --neon-primary: var(--glow-color); /* Bright green glow */
  --neon-secondary: var(--secondary-color); /* Slightly darker green */
  --neon-accent: var(--gold-color); /* Gold accent */

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

body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding-top: var(--header-offset); /* Apply header offset */
  background-color: var(--background-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll on desktop too */
}

/* Animations for Neon styles */
@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 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: #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; }
}

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 44px; /* Desktop fixed height */
  box-sizing: border-box;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  color: #ffffff;
  overflow: hidden;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
  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; /* 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));
}
.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);
}

/* Site Header */
.site-header {
  position: fixed;
  top: 44px; /* Below marquee */
  left: 0;
  width: 100%;
  z-index: 1000;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
  box-shadow: 0 0 15px var(--neon-primary), 0 0 25px var(--neon-primary), inset 0 0 15px rgba(255, 255, 255, 0.1);
}

/* Header Top Section (Desktop) */
.header-top {
  box-sizing: border-box;
  min-height: 68px; /* Desktop fixed height */
  height: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  color: var(--text-main);
}
.header-container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
}
.logo {
  font-size: 28px;
  font-weight: bold;
  color: #ffffff; /* LOGO is regular style, no neon */
  text-decoration: none;
  display: block; /* Ensure visibility */
  flex-shrink: 0; /* Prevent shrinking */
  padding: 0; /* No extra padding for logo itself */
}
.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 60px; /* Desktop max height */
}

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

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

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

/* Main Navigation (Desktop) */
.main-nav {
  box-sizing: border-box;
  min-height: 52px; /* Desktop fixed height */
  height: 52px;
  display: flex; /* Always visible on desktop */
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); /* Different dark background */
  border-top: 2px solid;
  animation: theme-colors 4s ease-in-out infinite reverse; /* Dynamic color border, different animation */
  box-shadow: 0 0 10px var(--neon-secondary), 0 0 20px var(--neon-secondary), inset 0 0 15px rgba(0, 255, 255, 0.1);
}
.nav-container {
  box-sizing: border-box;
  height: 100%;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  gap: 25px;
}
.nav-link {
  color: var(--text-main); /* Regular text style */
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 8px 12px;
  transition: color 0.3s ease, text-shadow 0.3s ease;
  white-space: nowrap; /* Prevent wrapping */
}
.nav-link:hover, .nav-link.active {
  color: var(--glow-color); /* Highlight color on hover/active */
  text-shadow: 0 0 5px var(--glow-color), 0 0 10px var(--glow-color); /* Subtle glow on hover/active */
}

/* Buttons */
.btn {
  position: relative;
  background: var(--button-gradient);
  padding: 12px 25px;
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
  text-shadow: 0 0 5px #ffffff, 0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: bold;
  font-size: 15px;
  white-space: nowrap;
}
.btn:hover {
  animation-duration: 2s; /* Speed up 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(255, 255, 255, 0.4);
}

/* Footer */
.site-footer {
  background-color: var(--background-color);
  color: var(--text-secondary);
  padding: 40px 20px 20px;
  font-size: 14px;
}
.footer-top-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--divider-color);
}
.footer-col {
  display: flex;
  flex-direction: column;
}
.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--text-main);
  text-decoration: none;
  margin-bottom: 15px;
  display: block;
}
.footer-description {
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  color: var(--text-secondary);
}
.footer-heading {
  font-size: 18px;
  color: var(--text-main);
  margin-bottom: 15px;
  font-weight: bold;
}
.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(--glow-color);
}
.footer-dynamic-row {
  max-width: 1200px;
  margin: 20px auto;
  padding: 15px 0;
  border-top: 1px solid var(--divider-color);
  border-bottom: 1px solid var(--divider-color);
}
.footer-dynamic-row .footer-slot-anchor-inner,
.footer-dynamic-col .footer-slot-anchor-inner {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px; /* For rows */
  width: 100%;
}
.footer-dynamic-col .footer-slot-anchor-inner {
  gap: 5px; /* For column, tighter spacing */
}
.footer-dynamic-row .footer-slot-anchor-inner img,
.footer-dynamic-col .footer-slot-anchor-inner img {
  max-height: 50px;
  height: auto;
  width: auto;
  object-fit: contain;
}
.footer-bottom {
  text-align: center;
  padding-top: 20px;
  color: var(--text-secondary);
  font-size: 13px;
}
.footer-bottom a { /* CRITICAL: NO links in footer-bottom */
  text-decoration: none;
  color: inherit;
  pointer-events: none; /* Disable clicks */
}

/* Mobile Specific Styles */
@media (max-width: 768px) {
  :root {
    --header-offset: 146px; /* 36px marquee + 60px header-top + 48px mobile-nav-buttons + 2px buffer */
  }

  /* Marquee Section Mobile */
  .marquee-section {
    height: 36px !important; /* Mobile fixed height */
    padding-top: 0px !important;
    padding-bottom: 0px !important;
  }
  .marquee-container {
    gap: 10px !important;
    padding: 0 12px !important;
    height: 100% !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 Mobile */
  .site-header {
    top: 36px; /* Below mobile marquee */
    box-shadow: 0 0 8px var(--neon-primary), 0 0 12px var(--neon-primary), inset 0 0 8px rgba(255, 255, 255, 0.05); /* Reduced glow */
  }

  /* Header Top Section Mobile */
  .header-top {
    min-height: 60px !important; /* Mobile fixed height */
    height: 60px !important;
    padding: 0; /* Remove horizontal padding */
  }
  .header-container {
    width: 100%;
    max-width: none; /* Crucial: no max-width on mobile */
    padding: 0 15px; /* Smaller horizontal padding */
    justify-content: space-between; /* Hamburger left, Logo center, space right */
    position: relative; /* For absolute logo centering */
  }
  .logo {
    flex: 1 !important; /* Take remaining space */
    display: flex !important; /* Use flex for internal centering */
    justify-content: center !important; /* Center logo horizontally */
    align-items: center !important; /* Center logo vertically */
    font-size: 22px; /* Smaller font for logo */
    position: absolute; /* Absolute positioning for robust centering */
    left: 50%;
    transform: translateX(-50%);
    max-width: calc(100% - 100px); /* Limit width to prevent overlap with hamburger */
  }
  .logo img {
    max-height: 56px !important; /* Mobile max height */
  }

  /* Hamburger Menu Mobile */
  .hamburger-menu {
    display: block; /* Visible on mobile */
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    position: relative;
    z-index: 1002; /* Above logo */
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
  }
  .hamburger-icon {
    display: block;
    width: 28px;
    height: 3px;
    background-color: var(--neon-primary); /* Neon color */
    border-radius: 2px;
    transition: all 0.3s ease;
    text-shadow: 0 0 5px var(--neon-primary), 0 0 10px var(--neon-primary); /* Neon glow */
  }
  .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); }

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

  /* Mobile Nav Buttons (Visible on Mobile) */
  .mobile-nav-buttons {
    display: flex !important; /* Visible on mobile */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px; /* Smaller padding */
    overflow: hidden;
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap; /* Prevent wrapping */
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite reverse; /* Dynamic color border */
    box-shadow: 0 0 8px var(--neon-secondary), 0 0 12px var(--neon-secondary), inset 0 0 8px rgba(0, 255, 255, 0.05); /* Reduced glow */
  }
  .mobile-nav-buttons .btn {
    flex: 1; /* Equal width for buttons */
    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 Navigation Mobile (Sidebar) */
  .main-nav {
    display: none; /* Hidden by default on mobile */
    position: fixed;
    top: var(--header-offset); /* Below marquee, header-top, and mobile-nav-buttons */
    left: 0;
    width: 80%; /* Sidebar width */
    max-width: 300px;
    height: calc(100% - var(--header-offset)); /* Full height below header */
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
    flex-direction: column;
    padding: 20px 0;
    transform: translateX(-100%); /* Off-screen by default */
    transition: transform 0.3s ease;
    z-index: 1000; /* Above overlay, below hamburger */
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
    box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary), inset 0 0 15px rgba(255, 255, 255, 0.1);
  }
  .main-nav.active {
    display: flex; /* Show when active */
    transform: translateX(0); /* Slide into view */
  }
  .nav-container {
    flex-direction: column; /* Vertical links */
    padding: 0 15px;
    gap: 15px;
    align-items: flex-start; /* Align links to left */
    height: auto;
  }
  .nav-link {
    width: 100%;
    padding: 10px 0;
    font-size: 17px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1); /* Subtle divider */
  }
  .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: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999; /* Below sidebar menu */
    transition: opacity 0.3s ease;
    opacity: 0;
  }
  .mobile-menu-overlay.active {
    display: block; /* Show when active */
    opacity: 1;
  }

  /* Footer Mobile */
  .site-footer {
    padding: 30px 15px 15px;
  }
  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 20px;
  }
  .footer-col:not(:first-child) {
    margin-top: 20px; /* Add spacing between columns */
  }
  .footer-logo {
    font-size: 20px;
    margin-bottom: 10px;
  }
  .footer-heading {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .footer-nav li {
    margin-bottom: 5px;
  }
  .footer-dynamic-row {
    margin: 15px auto;
    padding: 10px 0;
  }
  .footer-bottom {
    padding-top: 15px;
  }

  /* Mobile content overflow protection */
  .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;
  }
}