:root {
  --primary-color: #26A9E0;
  --secondary-color: #FFFFFF;
  --login-color: #EA7C07;
  --background-color: #FFFFFF;
  --text-color-dark: #000000;

  /* Neon colors derived from theme and vibrant contrasts */
  --neon-blue: #00FFFF; /* Vibrant version of primary */
  --neon-orange: #FF8C00; /* Vibrant version of login color */
  --neon-pink: #FF00FF;
  --neon-yellow: #FFFF00;

  /* Dynamic theme colors for animations */
  --neon-primary-flow: var(--neon-blue);
  --neon-secondary-flow: var(--neon-orange);
  --neon-accent-flow: var(--neon-pink);

  --header-offset: 155px; /* Desktop: Marquee 45px + Header Top 60px + Main Nav 50px */
}

@media (max-width: 768px) {
  :root {
    --header-offset: 145px; /* Mobile: Marquee 40px + Header Top 60px + Mobile Buttons 45px */
  }
}

/* Global Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #f0f0f0;
  background-color: #0a0a0a;
  padding-top: var(--header-offset);
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

/* Keyframe Animations for Neon Effects */
@keyframes theme-colors {
  0%, 100% {
    border-color: var(--neon-primary-flow);
    box-shadow: 0 0 10px var(--neon-primary-flow), 0 0 20px var(--neon-primary-flow), inset 0 0 10px rgba(0, 255, 255, 0.3);
  }
  33% {
    border-color: var(--neon-secondary-flow);
    box-shadow: 0 0 10px var(--neon-secondary-flow), 0 0 20px var(--neon-secondary-flow), inset 0 0 10px rgba(255, 140, 0, 0.3);
  }
  66% {
    border-color: var(--neon-accent-flow);
    box-shadow: 0 0 10px var(--neon-accent-flow), 0 0 20px var(--neon-accent-flow), inset 0 0 10px rgba(255, 0, 255, 0.3);
  }
}

@keyframes text-glow-flow {
  0% {
    text-shadow: 0 0 5px var(--neon-primary-flow), 0 0 10px var(--neon-primary-flow), 0 0 15px var(--neon-primary-flow);
    color: var(--secondary-color);
  }
  50% {
    text-shadow: 0 0 5px var(--neon-secondary-flow), 0 0 10px var(--neon-secondary-flow), 0 0 15px var(--neon-secondary-flow);
    color: var(--secondary-color);
  }
  100% {
    text-shadow: 0 0 5px var(--neon-accent-flow), 0 0 10px var(--neon-accent-flow), 0 0 15px var(--neon-accent-flow);
    color: var(--secondary-color);
  }
}

@keyframes marquee-pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.9;
  }
}

/* Marquee Section Styles */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 45px; /* Fixed height for offset calculation */
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  color: var(--secondary-color);
  overflow: hidden;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  box-shadow: 0 0 10px var(--neon-primary-flow), 0 0 20px var(--neon-primary-flow), inset 0 0 20px rgba(0, 255, 255, 0.1);
  z-index: 1001;
  display: flex;
  align-items: center;
}

.marquee-container {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 0 20px;
}

.marquee-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px; /* Adjusted for better fit */
  height: 30px; /* Adjusted for better fit */
  z-index: 2;
  position: relative;
}

.marquee-icon-emoji {
  font-size: 20px; /* Adjusted for better fit */
  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-flow), 0 0 10px var(--neon-primary-flow), 0 0 15px var(--neon-primary-flow);
  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: 15px;
  font-weight: 600;
  color: var(--secondary-color);
  text-decoration: none;
  text-shadow: 0 0 5px var(--neon-primary-flow), 0 0 10px var(--neon-primary-flow), 0 0 15px var(--neon-primary-flow);
  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-flow), 0 0 20px var(--neon-primary-flow), 0 0 30px var(--neon-primary-flow), 0 0 40px var(--neon-primary-flow);
  transform: scale(1.05);
  color: var(--secondary-color);
}

.marquee-separator {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 15px;
  text-shadow: 0 0 3px var(--neon-primary-flow), 0 0 6px var(--neon-primary-flow);
}

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

/* Header Section Styles */
.site-header {
  position: fixed;
  top: 45px; /* Below marquee */
  left: 0;
  width: 100%;
  z-index: 1000;
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  color: var(--secondary-color);
}

.header-top {
  background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  height: 60px; /* Fixed height for offset calculation */
  display: flex;
  align-items: center;
}

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

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--secondary-color); /* No neon effect on logo */
  text-decoration: none;
  display: block;
  line-height: 1;
}

.logo img {
  display: block;
  max-width: 100%;
  height: auto;
  max-height: 40px;
}

.desktop-nav-buttons {
  display: flex;
  gap: 10px;
}

.btn {
  position: relative;
  padding: 10px 20px;
  color: var(--secondary-color);
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  text-shadow: 0 0 5px var(--secondary-color), 0 0 10px var(--neon-primary-flow);
  transition: all 0.3s ease;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(0,255,255,0.2), rgba(255,140,0,0.2));
  cursor: pointer;
}

.btn:hover {
  animation-duration: 2s;
  transform: translateY(-2px);
  background: linear-gradient(135deg, rgba(0,255,255,0.4), rgba(255,140,0,0.4));
}

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

.main-nav {
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
  border-top: 2px solid;
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  height: 50px; /* Fixed height for offset calculation */
  display: flex;
  align-items: center;
}

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

.nav-link {
  padding: 8px 15px;
  color: var(--secondary-color);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.hamburger-menu {
  display: none; /* Hidden on desktop */
  width: 30px;
  height: 24px;
  position: relative;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 0;
  margin-right: 15px;
}

.hamburger-menu .bar {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: 2px;
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
  animation: text-glow-flow 3s ease-in-out infinite alternate;
}

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

.hamburger-menu.active .bar:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}
.hamburger-menu.active .bar:nth-child(2) {
  opacity: 0;
}
.hamburger-menu.active .bar:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

.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;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

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

/* Footer Styles */
.site-footer {
  background-color: #1a1a2e;
  color: #c0c0c0;
  padding: 40px 0 20px;
  font-size: 14px;
}

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

.footer-col {
  margin-bottom: 20px;
}

.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--secondary-color);
  margin-bottom: 15px;
  display: block;
}

.footer-description {
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  color: #a0a0a0;
}

.site-footer h4 {
  font-size: 16px;
  color: var(--secondary-color);
  margin-bottom: 15px;
  text-transform: uppercase;
}

.footer-nav li a {
  display: block;
  padding: 5px 0;
  color: #c0c0c0;
  transition: color 0.3s ease;
}

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

.payment-icons, .game-providers-icons, .social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.payment-icons img, .game-providers-icons img, .social-media-icons img {
  max-height: 50px;
  height: auto;
  width: auto;
}

.footer-middle-sections {
  max-width: 1200px;
  margin: 0 auto 30px;
  padding: 0 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
}

.game-providers-section, .social-media-section {
  margin-bottom: 25px;
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.copyright {
  color: #a0a0a0;
}

.footer-legal-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

.footer-legal-nav li a {
  color: #c0c0c0;
  transition: color 0.3s ease;
}

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

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  .marquee-section {
    height: 40px; /* Adjusted for mobile */
  }
  .marquee-container {
    padding: 0 10px;
    gap: 10px;
  }
  .marquee-icon {
    width: 25px;
    height: 25px;
  }
  .marquee-icon-emoji {
    font-size: 16px;
  }
  .marquee-text {
    font-size: 13px;
  }
  .marquee-separator {
    font-size: 13px;
    margin: 0 8px;
  }
  @keyframes marquee-scroll {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-50%);
    }
  }

  .site-header {
    top: 40px; /* Below mobile marquee */
  }

  .header-top {
    height: 60px; /* Consistent height */
  }

  .header-container {
    padding: 0 15px;
    justify-content: flex-start;
  }

  .hamburger-menu {
    display: block;
    order: 0;
  }

  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 24px;
    order: 1;
    margin-right: -45px; /* Counteract hamburger width for centering */
  }
  .logo img {
    max-height: 35px !important;
  }

  .desktop-nav-buttons {
    display: none;
  }

  .mobile-nav-buttons {
    display: flex !important;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px;
    overflow: hidden;
    gap: 10px;
    justify-content: center;
    flex-wrap: nowrap;
    background: linear-gradient(135deg, #0f3460, #16213e);
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    height: 45px; /* Fixed height for offset calculation */
  }

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

  .main-nav {
    display: none;
    flex-direction: column;
    position: fixed;
    top: var(--header-offset);
    left: 0;
    width: 250px;
    height: calc(100% - var(--header-offset));
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    padding-top: 20px;
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
  }

  .main-nav.active {
    display: flex;
    transform: translateX(0);
  }

  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 0 15px;
    max-width: none;
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-link:last-child {
    border-bottom: none;
  }

  .site-footer {
    padding: 30px 0 15px;
  }

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .footer-col {
    text-align: center;
  }

  .footer-logo {
    text-align: center;
  }

  .footer-description {
    text-align: center;
  }

  .payment-icons, .game-providers-icons, .social-media-icons {
    justify-content: center;
  }

  .footer-middle-sections {
    padding: 20px 15px;
  }

  .footer-bottom {
    padding: 15px;
  }

  .footer-legal-nav {
    flex-direction: column;
    gap: 8px;
  }
  .footer-legal-nav li a {
    padding: 5px 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;
  }
}