: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-color: #0A4B2C;

  /* Neon specific variables based on theme */
  --neon-primary: var(--glow-color); /* #57E38D */
  --neon-secondary: var(--primary-color); /* #11A84E */
  --neon-accent: var(--gold-color); /* #F2C14E */

  /* Header offset calculation */
  --marquee-height-desktop: 44px;
  --marquee-height-mobile: 36px;
  --header-top-height-desktop: 68px;
  --header-top-height-mobile: 60px;
  --main-nav-height-desktop: 52px;
  --main-nav-height-mobile: 48px;
  --mobile-nav-buttons-height: 48px; /* Defined for mobile button row height */

  --header-offset: calc(var(--marquee-height-desktop) + var(--header-top-height-desktop) + var(--main-nav-height-desktop) + 2px); /* 44 + 68 + 52 + 2 = 166px */
}

body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding-top: var(--header-offset);
  background-color: var(--background-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll on body */
  min-height: 100vh;
}

/* 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),
      inset 0 0 10px rgba(87, 227, 141, 0.3);
  }
  33% {
    border-color: var(--neon-secondary);
    box-shadow:
      0 0 10px var(--neon-secondary),
      0 0 20px var(--neon-secondary),
      inset 0 0 10px rgba(17, 168, 78, 0.3);
  }
  66% {
    border-color: var(--neon-accent);
    box-shadow:
      0 0 10px var(--neon-accent),
      0 0 20px var(--neon-accent),
      inset 0 0 10px rgba(242, 193, 78, 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);
  }
  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 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%); }
}

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--marquee-height-desktop);
  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(87, 227, 141, 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));
}

.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);
}

/* Header Section */
.site-header {
  position: fixed;
  top: var(--marquee-height-desktop); /* Position below marquee */
  left: 0;
  width: 100%;
  z-index: 1000;
  box-sizing: border-box;
}

.header-top {
  height: var(--header-top-height-desktop);
  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),
    inset 0 0 20px rgba(87, 227, 141, 0.1);
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--text-main); /* Regular style, no neon glow */
  text-decoration: none;
  padding: 5px 0;
  flex-shrink: 0; /* Prevent shrinking */
  display: block; /* Ensure it's not display:none */
}
.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 60px;
}

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

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

/* Main Navigation */
.main-nav {
  height: var(--main-nav-height-desktop);
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
  border-top: 2px solid var(--border-color); /* Use a different border color for contrast */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  box-shadow:
    0 0 10px var(--neon-secondary), /* Use secondary neon color */
    0 0 20px var(--neon-secondary),
    inset 0 0 20px rgba(17, 168, 78, 0.1);
  display: flex;
  align-items: center;
  overflow: hidden;
  flex-direction: row; /* Desktop default */
  position: static; /* Desktop default */
}

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

.nav-link {
  color: var(--text-main); /* Regular style, no neon glow */
  text-decoration: none;
  font-size: 16px;
  font-weight: 500;
  padding: 10px 0;
  transition: color 0.3s ease, transform 0.3s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--glow-color);
  transform: translateY(-2px);
}

/* Hamburger Menu (hidden on desktop) */
.hamburger-menu {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: relative;
  width: 40px;
  height: 40px;
  z-index: 1002; /* Above mobile menu overlay */
  color: var(--neon-primary); /* For icon color */
}

.hamburger-icon {
  display: block;
  width: 28px;
  height: 3px;
  background-color: currentColor;
  border-radius: 2px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: background-color 0.3s ease, transform 0.3s ease;
  box-shadow: 0 0 5px currentColor, 0 0 10px currentColor; /* Neon glow */
}

.hamburger-icon::before,
.hamburger-icon::after {
  content: '';
  display: block;
  width: 28px;
  height: 3px;
  background-color: currentColor;
  border-radius: 2px;
  position: absolute;
  transition: transform 0.3s ease, background-color 0.3s ease;
  box-shadow: 0 0 5px currentColor, 0 0 10px currentColor; /* Neon glow */
}

.hamburger-icon::before {
  top: -8px;
}

.hamburger-icon::after {
  top: 8px;
}

.hamburger-menu.active .hamburger-icon {
  background-color: transparent;
  box-shadow: none;
}

.hamburger-menu.active .hamburger-icon::before {
  transform: translateY(8px) rotate(45deg);
  background-color: var(--neon-accent);
  box-shadow: 0 0 5px var(--neon-accent), 0 0 10px var(--neon-accent);
}

.hamburger-menu.active .hamburger-icon::after {
  transform: translateY(-8px) rotate(-45deg);
  background-color: var(--neon-accent);
  box-shadow: 0 0 5px var(--neon-accent), 0 0 10px var(--neon-accent);
}

/* Mobile Menu Overlay (hidden on desktop) */
.mobile-menu-overlay {
  display: none; /* Hidden on desktop */
  position: fixed;
  top: 0;
  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.visible {
  opacity: 1;
  visibility: visible;
}

/* Buttons */
.btn {
  position: relative;
  padding: 12px 25px;
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Custom button gradient */
  text-shadow:
    0 0 5px #ffffff,
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  white-space: nowrap;
  box-sizing: border-box;
  text-align: center;
}

.btn:hover {
  animation-duration: 2s;
  transform: translateY(-2px);
  text-shadow:
    0 0 8px #ffffff,
    0 0 15px var(--neon-primary),
    0 0 20px var(--neon-primary);
}

/* Footer Section */
.site-footer {
  background-color: var(--background-color);
  padding: 40px 20px 20px;
  color: var(--text-secondary);
  font-size: 14px;
  box-sizing: border-box;
  border-top: 1px solid var(--divider-color);
}

.footer-top-grid {
  max-width: 1200px;
  margin: 0 auto 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.footer-col {
  padding: 0;
}

.footer-logo {
  font-size: 22px;
  font-weight: bold;
  color: var(--text-main);
  text-decoration: none;
  margin-bottom: 15px;
  display: block;
}

.footer-description {
  line-height: 1.6;
  color: var(--text-secondary);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.footer-heading {
  font-size: 18px;
  color: var(--text-main);
  margin-bottom: 15px;
  position: relative;
  padding-bottom: 5px;
}

.footer-heading::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
}

.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);
}

/* Dynamic slot styling for footer */
.footer-dynamic-col .footer-slot-anchor-inner,
.footer-dynamic-row .footer-slot-anchor-inner {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 5px; /* Smaller gap for columns */
  width: 100%;
}
.footer-dynamic-row .footer-slot-anchor-inner {
  gap: 8px; /* Larger gap for rows */
}

/* Ensure images within slots are responsive */
.footer-dynamic-col .footer-slot-anchor-inner img,
.footer-dynamic-row .footer-slot-anchor-inner img {
  max-height: 50px;
  height: auto;
  width: auto;
  object-fit: contain;
}

.footer-bottom {
  max-width: 1200px;
  margin: 30px auto 0;
  padding-top: 20px;
  border-top: 1px solid var(--divider-color);
  text-align: center;
  color: var(--text-secondary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  :root {
    --header-offset: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height) + 2px); /* 36 + 60 + 48 + 2 = 146px */
  }

  body {
    padding-top: var(--header-offset);
  }
  
  .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 Mobile */
  .marquee-section {
    height: var(--marquee-height-mobile);
  }
  .marquee-container {
    padding: 0 12px;
    gap: 10px;
  }
  .marquee-icon {
    width: 20px;
    height: 20px;
  }
  .marquee-icon-emoji {
    font-size: 14px;
  }
  .marquee-text {
    font-size: 14px;
  }
  .marquee-separator {
    font-size: 14px;
    margin: 0 10px;
  }
  .marquee-content {
    animation: marquee-scroll 25s linear infinite;
    gap: 20px;
  }

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

  .header-top {
    height: var(--header-top-height-mobile);
    padding: 0 15px; /* Smaller padding */
  }

  .header-container {
    padding: 0; /* Handled by header-top */
    width: 100%;
    max-width: none; /* No max-width on mobile */
    justify-content: space-between; /* Hamburger left, logo center, empty right */
  }

  .hamburger-menu {
    display: block;
    order: 1; /* Left side */
    margin-right: auto; /* Push logo to center */
    padding: 0;
  }

  .logo {
    order: 2; /* Center */
    flex: 1 !important; /* Take remaining space */
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 18px; /* Smaller font size */
    margin: 0;
  }
  .logo img {
    max-height: 56px; /* Smaller max-height for mobile logo */
  }

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

  .mobile-nav-buttons {
    display: flex !important; /* Always show mobile buttons */
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 8px 15px; /* Vertical padding to give height */
    gap: 10px;
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
      0 0 5px var(--neon-primary),
      0 0 10px var(--neon-primary),
      inset 0 0 10px rgba(87, 227, 141, 0.1);
    height: var(--mobile-nav-buttons-height); /* Explicit height */
    position: fixed; /* Fix mobile buttons */
    top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile)); /* Below marquee and header-top */
    left: 0;
    z-index: 1000; /* Same as main-nav for now, adjust if needed */
  }

  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px); /* 50% width minus half of the gap */
    padding: 8px 12px; /* Smaller padding */
    font-size: 13px; /* Smaller font size */
    white-space: normal; /* Allow text wrapping */
    word-wrap: break-word;
    overflow-wrap: break-word;
    height: auto; /* Allow height to adjust for wrapped text */
  }

  .main-nav {
    display: none; /* Hidden by default on mobile */
    position: fixed;
    top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height)); /* Below marquee, header-top, and mobile buttons */
    left: 0;
    width: 250px; /* Sidebar width */
    height: calc(100% - var(--marquee-height-mobile) - var(--header-top-height-mobile) - var(--mobile-nav-buttons-height)); /* Full height below header */
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
      0 0 10px var(--neon-secondary),
      0 0 20px var(--neon-secondary),
      inset 0 0 20px rgba(17, 168, 78, 0.1);
    flex-direction: column; /* Vertical layout */
    justify-content: flex-start;
    align-items: flex-start;
    padding: 20px 0;
    transform: translateX(-100%); /* Off-screen initially */
    transition: transform 0.3s ease;
    z-index: 1000; /* Above overlay, below hamburger */
    box-sizing: border-box;
  }

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

  .main-nav .nav-container {
    flex-direction: column;
    padding: 0 15px;
    gap: 15px;
    width: 100%;
    max-width: none; /* No max-width on mobile */
    align-items: flex-start;
  }

  .nav-link {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
  }
  .nav-link:last-child {
    border-bottom: none;
  }

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

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

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

  .footer-heading::after {
    width: 30px;
  }
  
  .footer-bottom {
    margin-top: 20px;
  }
}

/* Ensure color contrast for all text */
/* This is a general rule, specific elements might need adjustments */
body, .marquee-text, .marquee-icon-emoji, .site-header, .nav-link, .btn, .footer-logo, .footer-heading, .footer-nav a {
  /* Using a base color that ensures contrast with dark backgrounds */
  color: var(--text-main); /* #F2FFF6 on #08160F is ~15:1 */
}
.marquee-separator, .footer-description, .footer-nav a {
  color: var(--text-secondary); /* #A7D9B8 on #08160F is ~7:1 */
}

/* Specific button text contrast */
.btn {
  color: #ffffff; /* White text on green gradient, ensures good contrast */
}
/* 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;
  }
}