html { scroll-behavior: smooth; }
body {
  font-family: 'Arial', sans-serif;
  color: var(--text-main);
  background-color: var(--bg-color);
  margin: 0;
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll for mobile */
}

a {
  text-decoration: none;
  color: inherit;
}

/* Header Offset - MUST be here */
/* With marquee (Desktop: 44+68+52=164, Mobile: 36+60+48=144) */
:root { --header-offset: 166px; }
body { padding-top: var(--header-offset); }
@media (max-width: 768px) {
  :root { --header-offset: 146px; }
}

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

  /* Neon dynamic colors, derived from provided scheme */
  --neon-primary: var(--glow-color); /* #57E38D */
  --neon-secondary: var(--secondary-color); /* #22C768 */
  --neon-accent: var(--gold-color); /* #F2C14E */

  --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;
}

/* Animations for dynamic 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 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 Styles */
.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); /* Dark background */
  color: var(--text-main);
  overflow: hidden;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic neon 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(87, 227, 141, 0.1); /* Using glow-color for inset shadow */
  z-index: 1001; /* Ensure on top of header */
  display: flex; /* For marquee-icon positioning */
  align-items: center;
}

.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: 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);
}

/* Site Header Styles */
.site-header {
  position: fixed;
  top: var(--marquee-height-desktop); /* Position below marquee */
  left: 0;
  width: 100%;
  z-index: 1000; /* Below marquee, above content */
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  color: var(--text-main);
  box-sizing: border-box;
}

.header-top {
  box-sizing: border-box;
  min-height: var(--header-top-height-desktop);
  height: var(--header-top-height-desktop);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic neon 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(87, 227, 141, 0.1); /* Using glow-color for inset shadow */
}

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

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--text-main);
  text-decoration: none;
  display: block; /* Ensure it's not inline-flex for flex:1 usage in mobile */
  /* NO NEON EFFECTS for LOGO */
}

.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 60px;
}

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

.mobile-nav-buttons {
  display: none; /* Hidden by default on desktop */
  width: 100%;
  box-sizing: border-box;
  padding: 10px 20px;
  justify-content: center;
  gap: 10px;
  background-color: rgba(0,0,0,0.8); /* Dark background for visibility */
  border-bottom: 1px solid var(--divider-color);
  flex-wrap: nowrap; /* Ensure buttons stay in one line */
}

.main-nav {
  box-sizing: border-box;
  min-height: var(--main-nav-height-desktop);
  height: var(--main-nav-height-desktop);
  display: flex; /* Default desktop display */
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); /* Different dark background for contrast */
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic neon border */
  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(34, 199, 104, 0.1); /* Using secondary-color for inset shadow */
}

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

.nav-link {
  padding: 10px 15px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  transition: color 0.3s ease;
  white-space: nowrap;
}

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

.btn {
  position: relative;
  background: var(--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 neon border */
  text-shadow:
    0 0 5px var(--text-main),
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: bold;
  white-space: nowrap;
}

.btn:hover {
  animation-duration: 2s; /* hover时加快颜色变化速度 */
  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, 0.4);
}

.hamburger-menu {
  display: none; /* Hidden by default on desktop */
  width: 30px;
  height: 24px;
  position: relative;
  transform: rotate(0deg);
  transition: .5s ease-in-out;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  z-index: 1001; /* Ensure on top of logo and buttons */
}

.hamburger-menu span {
  display: block;
  position: absolute;
  height: 4px;
  width: 100%;
  background: var(--neon-primary);
  border-radius: 9px;
  opacity: 1;
  left: 0;
  transform: rotate(0deg);
  transition: .25s ease-in-out;
  animation: text-glow-flow 3s ease-in-out infinite alternate; /* Neon glow for hamburger */
}

.hamburger-menu span:nth-child(1) { top: 0px; }
.hamburger-menu span:nth-child(2) { top: 10px; }
.hamburger-menu span:nth-child(3) { top: 20px; }

.hamburger-menu.active span:nth-child(1) { top: 10px; transform: rotate(135deg); }
.hamburger-menu.active span:nth-child(2) { opacity: 0; left: -60px; }
.hamburger-menu.active span:nth-child(3) { top: 10px; transform: rotate(-135deg); }

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

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

/* Footer Styles */
.site-footer {
  background-color: var(--bg-color);
  color: var(--text-secondary);
  padding: 40px 20px 20px;
  font-size: 14px;
  line-height: 1.8;
  box-sizing: border-box;
}

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

.footer-col h3 {
  color: var(--text-main);
  font-size: 16px;
  margin-bottom: 15px;
  font-weight: bold;
}

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

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

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

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

.footer-nav a {
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

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

.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: 8px;
  width: 100%;
}

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

.footer-dynamic-row:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.footer-dynamic-row .footer-slot-anchor-inner img {
  max-height: 50px;
  height: auto;
  width: auto;
  object-fit: contain;
}

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

.footer-bottom a { /* IMPORTANT: No links allowed here */
  pointer-events: none;
  cursor: default;
  text-decoration: none;
  color: inherit;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  /* Marquee Mobile */
  .marquee-section {
    height: var(--marquee-height-mobile) !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: var(--marquee-height-mobile); /* Adjust top for mobile marquee height */
  }
  .header-top {
    min-height: var(--header-top-height-mobile) !important;
    height: var(--header-top-height-mobile) !important;
  }
  .header-container {
    padding: 0 15px;
    max-width: none; /* Remove max-width on mobile */
    width: 100%;
    justify-content: flex-start; /* Align hamburger to start */
    position: relative; /* For logo absolute positioning if needed */
  }

  .hamburger-menu {
    display: block; /* Show hamburger on mobile */
    order: 0; /* Place hamburger first */
    margin-right: 15px;
  }

  /* Mobile Logo Centering (Method 1 - Preferred) */
  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 18px; /* Adjust font size for mobile */
  }
  .logo img {
    max-height: 56px !important; /* Adjust max-height for mobile logo */
  }

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

  .mobile-nav-buttons {
    display: flex !important; /* Show mobile buttons on mobile */
    padding: 8px 15px; /* Adjust padding for mobile */
  }

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

  .main-nav {
    min-height: auto !important; /* Allow height to adjust for content */
    height: auto !important;
    display: none; /* Hidden by default, shown by JS */
    flex-direction: column; /* Vertical alignment for menu items */
    position: fixed; /* Fixed position for mobile menu */
    top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height)); /* Below header-top and mobile buttons */
    left: 0;
    width: 100%;
    max-width: 300px; /* Sidebar width */
    transform: translateX(-100%); /* Hide off-screen to the left */
    transition: transform 0.3s ease;
    z-index: 1000; /* Above overlay */
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460); /* Same as desktop main-nav */
    border: none; /* No border for side menu */
    box-shadow: 5px 0 15px rgba(0,0,0,0.5);
    padding-bottom: 20px;
    height: calc(100vh - (var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height))); /* Full height minus header parts */
    overflow-y: auto; /* Scrollable if content is long */
  }

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

  .nav-container {
    flex-direction: column;
    padding: 20px 15px;
    max-width: none; /* Remove max-width on mobile */
    width: 100%;
    align-items: flex-start; /* Align links to left */
  }

  .nav-link {
    width: 100%;
    padding: 12px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--divider-color);
  }
  .nav-link:last-child {
    border-bottom: none;
  }

  /* Body no-scroll for mobile menu */
  body.no-scroll {
    overflow: hidden;
  }

  /* Footer Mobile */
  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column layout for mobile */
    gap: 20px;
    padding-bottom: 20px;
  }

  .footer-dynamic-row {
    padding-bottom: 15px;
    margin-bottom: 15px;
  }

  /* 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;
  }
}