:root {
  /* Brand Colors */
  --primary-color: #11A84E;
  --secondary-color: #22C768;

  /* Custom Colors */
  --button-gradient-start: #2AD16F;
  --button-gradient-end: #13994A;
  --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-color: #0A4B2C;

  /* Neon Colors (derived from custom colors for dynamic effects) */
  --neon-primary: var(--glow-color); /* #57E38D */
  --neon-secondary: var(--button-gradient-start); /* #2AD16F */
  --neon-accent: var(--gold-color); /* #F2C14E */

  /* Header offset - Desktop: Marquee(44) + HeaderTop(68) + MainNav(52) = 164px. Add 2px for safety. */
  --header-offset: 166px;
}

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

/* Base neon animations */
@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;
  }
}

@keyframes neon-flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; }
  20%, 24%, 55% { opacity: 0.8; }
}

@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 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; }
}

/* Marquee Section */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 44px; /* Desktop height */
  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); /* Using neon-primary for inset */
  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;
}

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

.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%;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
  color: var(--text-main);
  z-index: 1000;
  box-sizing: border-box;
}

.header-top {
  box-sizing: border-box;
  min-height: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  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);
}

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

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #ffffff; /* LOGO must NOT use neon effects */
  text-decoration: none;
  display: block;
  /* No text-shadow, box-shadow, or neon animations for logo */
}

.logo img {
  display: block;
  max-height: 60px; /* Desktop */
  height: auto;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  /* No text-shadow, box-shadow, or neon animations for logo */
}

.desktop-nav-buttons {
  display: flex; /* Display on desktop */
  gap: 12px;
}

.mobile-nav-buttons {
  display: none; /* Hidden on desktop */
  box-sizing: border-box;
  min-height: 48px; /* Mobile height */
  padding: 0 15px; /* Mobile padding */
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Match header top background */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  box-shadow:
    0 0 8px var(--neon-primary),
    0 0 16px var(--neon-primary),
    inset 0 0 10px rgba(87, 227, 141, 0.1);
}

.main-nav {
  box-sizing: border-box;
  min-height: 52px; /* Desktop height */
  height: 52px;
  display: flex; /* Display on desktop */
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a2e, #0f3460, #16213e); /* Different dark background for contrast */
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite reverse; /* Dynamic border color, reversed 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(42, 209, 111, 0.1);
}

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

.nav-link {
  color: var(--text-main); /* Regular text style for nav links */
  text-decoration: none;
  padding: 10px 15px;
  font-weight: 500;
  transition: color 0.3s ease, text-shadow 0.3s ease;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.nav-link:hover {
  color: var(--neon-primary); /* Use neon color on hover */
  text-shadow: 0 0 5px var(--neon-primary);
}

.hamburger-menu {
  display: none; /* Hidden on desktop */
  width: 30px;
  height: 24px;
  position: relative;
  cursor: pointer;
  z-index: 1002; /* Above logo */
  transition: all 0.3s ease-in-out;
  animation: theme-colors 4s ease-in-out infinite; /* Dynamic border color */
  box-shadow:
    0 0 5px var(--neon-primary),
    0 0 10px var(--neon-primary);
  border-radius: 3px;
}

.hamburger-menu span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: #ffffff;
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all 0.3s ease-in-out;
  text-shadow: 0 0 5px #ffffff;
}

.hamburger-menu span:nth-child(1) { top: 0; }
.hamburger-menu span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger-menu span:nth-child(3) { bottom: 0; }

.hamburger-menu.active span:nth-child(1) { top: 50%; transform: translateY(-50%) rotate(45deg); }
.hamburger-menu.active span:nth-child(2) { opacity: 0; }
.hamburger-menu.active span:nth-child(3) { bottom: 50%; transform: translateY(50%) rotate(-45deg); }

.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 menu, above content */
}

/* Buttons */
.btn {
  position: relative;
  background: linear-gradient(180deg, var(--button-gradient-start) 0%, var(--button-gradient-end) 100%);
  padding: 12px 25px;
  color: #ffffff;
  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 #ffffff,
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow:
    0 0 8px var(--neon-primary),
    0 0 16px var(--neon-primary),
    inset 0 0 10px rgba(87, 227, 141, 0.3);
}

.btn:hover {
  animation-duration: 2s; /* faster glow on hover */
  transform: translateY(-2px);
  box-shadow:
    0 0 12px var(--neon-primary),
    0 0 24px var(--neon-primary),
    0 0 36px var(--neon-primary),
    inset 0 0 15px rgba(87, 227, 141, 0.4);
}

/* Footer */
.site-footer {
  background-color: var(--deep-green-color); /* Deep Green for footer background */
  color: var(--text-secondary); /* Secondary text for general footer text */
  padding: 40px 0 20px;
  font-size: 14px;
}

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

.footer-col {
  padding: 10px 0;
}

.footer-col h3 {
  color: var(--text-main); /* Main text for footer headings */
  font-size: 18px;
  margin-bottom: 15px;
  border-bottom: 1px solid var(--divider-color); /* Divider color for border */
  padding-bottom: 10px;
}

.footer-about .footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: #ffffff;
  text-decoration: none;
  display: block;
  margin-bottom: 15px;
}

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

.footer-nav ul {
  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(--neon-primary); /* Use neon color on hover */
}

.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; /* For mid rows */
  width: 100%;
}

.footer-dynamic-col .footer-slot-anchor-inner {
  gap: 5px; /* Smaller gap for column */
}

.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-dynamic-row {
  max-width: 1200px;
  margin: 20px auto 0;
  padding: 0 20px;
  box-sizing: border-box;
  border-top: 1px solid var(--divider-color); /* Divider above mid rows */
  padding-top: 20px;
}
.footer-dynamic-row:first-of-type {
  margin-top: 40px; /* More space above the first mid row */
}


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

/* Mobile Responsive */
@media (max-width: 768px) {
  /* Header offset - Mobile: Marquee(36) + HeaderTop(60) + MobileNavButtons(48) = 144px. Add 2px for safety. */
  :root { --header-offset: 146px; }

  .marquee-section {
    height: 36px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !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 {
    top: 36px; /* Below mobile marquee */
  }

  .header-top {
    min-height: 60px !important;
    height: 60px !important;
    padding: 0 15px; /* Adjust padding for smaller screens */
  }

  .header-container {
    padding: 0 15px; /* Adjust padding for smaller screens */
    width: 100%;
    max-width: none; /* Mobile container full width */
    justify-content: space-between; /* Hamburger left, Logo center, space right */
    position: relative;
  }

  .hamburger-menu {
    display: block; /* Show hamburger on mobile */
    position: relative;
    z-index: 1002;
    margin-right: auto; /* Push logo to center */
  }

  .logo {
    flex: 1 !important; /* Take remaining space */
    display: flex !important;
    justify-content: center !important; /* Center logo horizontally */
    align-items: center !important;
    position: absolute; /* Absolute position for true center */
    left: 50%;
    transform: translateX(-50%);
    max-width: calc(100% - 80px); /* Leave space for hamburger */
  }
  .logo img {
    max-height: 56px !important; /* Mobile logo max height */
  }

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

  .mobile-nav-buttons {
    display: flex !important; /* Show mobile buttons on mobile */
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: nowrap; /* Ensure buttons stay in one line */
    padding: 8px 15px; /* Vertical padding */
    height: 48px; /* Fixed height */
  }

  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px); /* Max width for two buttons with gap */
    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 */
    position: fixed;
    top: calc(36px + 60px + 48px); /* Below marquee, header-top, and mobile-nav-buttons */
    left: 0;
    width: 250px; /* Sidebar width */
    height: calc(100% - (36px + 60px + 48px)); /* Remaining height */
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 20px 0;
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
      5px 0 15px rgba(0, 0, 0, 0.5),
      0 0 10px var(--neon-primary);
    transform: translateX(-100%); /* Start off-screen */
    transition: transform 0.3s ease-in-out;
    z-index: 1000; /* Above overlay */
  }

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

  .nav-container {
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 0 15px; /* Mobile padding */
    height: auto; /* Allow content to dictate height */
  }

  .nav-link {
    width: 100%;
    padding: 12px 15px;
    border-bottom: 1px solid var(--divider-color);
  }
  .nav-link:last-child { border-bottom: none; }

  /* Footer */
  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: 20px;
    padding: 0 15px;
  }

  .footer-col {
    text-align: center;
  }
  .footer-col h3 { text-align: center; }
  .footer-nav ul {
    text-align: center;
    width: 100%;
  }
  .footer-nav li { display: inline-block; margin: 0 5px 8px; }

  .footer-dynamic-row {
    padding: 0 15px;
  }
  .footer-dynamic-row .footer-slot-anchor-inner {
    justify-content: center; /* Center icons on mobile */
  }

  .footer-bottom {
    padding: 20px 15px 0;
  }

  .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;
  }
}