:root {
  --primary-color: #FFD700; /* Gold */
  --secondary-color: #8B0000; /* Dark Red */
  --text-color: #ffffff;
  --dark-bg: #0a0a0a; /* Darkest */
  --mid-dark-bg: #1a1a2e; /* Darker blue-purple */
  --light-dark-bg: #16213e; /* Dark blue */

  /* Neon colors derived from primary/secondary */
  --neon-primary: #FFD700; /* Gold */
  --neon-secondary: #FF4500; /* Orange-Red for contrast */
  --neon-accent: #FFFF00; /* Bright Yellow */

  --marquee-height-desktop: 45px;
  --marquee-height-mobile: 30px;

  --header-offset: 155px; /* Desktop: Marquee(45) + HeaderTop(60) + MainNav(50) */
}

@media (max-width: 768px) {
  :root {
    --header-offset: 125px; /* Mobile: Marquee(30) + HeaderTop(50) + MobileButtons(45) */
  }
}

/* Base Styles */
body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #121212;
  color: #e0e0e0;
  padding-top: var(--header-offset); /* Fixed header offset */
  overflow-x: hidden; /* Prevent horizontal scroll on body */
}

/* 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: var(--text-color);
  }
  50% {
    text-shadow:
      0 0 5px var(--neon-secondary),
      0 0 10px var(--neon-secondary),
      0 0 15px var(--neon-secondary);
    color: var(--text-color);
  }
  100% {
    text-shadow:
      0 0 5px var(--neon-accent),
      0 0 10px var(--neon-accent),
      0 0 15px var(--neon-accent);
    color: var(--text-color);
  }
}

/* Marquee Section Styles */
.marquee-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(135deg, var(--mid-dark-bg), var(--light-dark-bg), var(--dark-bg));
  color: var(--text-color);
  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(255, 215, 0, 0.1);
  z-index: 1001;
  height: var(--marquee-height-desktop);
  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;
  height: 30px;
  z-index: 2;
  position: relative;
}

.marquee-icon-emoji {
  font-size: 20px;
  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;
  height: 100%;
  display: flex;
  align-items: center;
}

.marquee-content {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  animation: marquee-scroll 30s linear infinite;
  gap: 30px;
  height: 100%;
}

.marquee-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-color);
  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-color);
}

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

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

/* Header Base Styles (Desktop First) */
.site-header {
  position: fixed;
  top: var(--marquee-height-desktop);
  left: 0;
  width: 100%;
  z-index: 1000;
  background: linear-gradient(135deg, var(--dark-bg), var(--mid-dark-bg), var(--light-dark-bg));
  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(255, 215, 0, 0.1);
}

.header-top {
  width: 100%;
  height: 60px; /* Fixed height for desktop header top */
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--dark-bg), var(--mid-dark-bg));
  border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

.header-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px;
  box-sizing: border-box;
}

.logo {
  font-family: 'Arial Black', sans-serif;
  font-size: 28px;
  font-weight: bold;
  color: var(--text-color);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s ease;
}
.logo:hover {
  color: var(--primary-color);
}

.desktop-nav-buttons {
  display: flex;
  gap: 12px;
}

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

.main-nav {
  width: 100%;
  background: linear-gradient(135deg, var(--light-dark-bg), var(--dark-bg));
  border-top: 1px solid rgba(139, 0, 0, 0.2);
  border-bottom: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  box-shadow:
    0 0 8px var(--neon-secondary),
    0 0 15px var(--neon-secondary),
    inset 0 0 10px rgba(139, 0, 0, 0.1);
  height: 50px; /* Fixed height for desktop main nav */
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

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

.nav-link {
  color: var(--text-color);
  text-decoration: none;
  padding: 10px 15px;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-color);
  transform: translateY(-2px);
  text-shadow: 0 0 5px var(--primary-color);
}

.hamburger-menu {
  display: none;
}

.mobile-menu-overlay {
  display: none;
}

/* Button Styles */
.btn {
  position: relative;
  background: linear-gradient(135deg, var(--neon-primary), var(--neon-secondary));
  padding: 10px 20px;
  color: var(--text-color);
  text-decoration: none;
  border-radius: 5px;
  border: 2px solid;
  animation: theme-colors 4s ease-in-out infinite;
  text-shadow:
    0 0 5px var(--text-color),
    0 0 10px var(--neon-primary);
  transition: all 0.3s ease;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  box-sizing: border-box;
}

.btn:hover {
  animation-duration: 2s;
  transform: translateY(-2px) scale(1.02);
  box-shadow:
    0 0 15px var(--neon-primary),
    0 0 30px var(--neon-primary),
    inset 0 0 15px rgba(255, 215, 0, 0.4);
}

/* Footer Styles */
.site-footer {
  background-color: var(--dark-bg);
  color: #cccccc;
  padding: 40px 0 20px;
  font-size: 14px;
}

.footer-top-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  padding: 0 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 30px;
}

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

.footer-logo {
  font-family: 'Arial Black', sans-serif;
  font-size: 26px;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  text-transform: uppercase;
  display: block;
  margin-bottom: 15px;
}

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

.site-footer h4 {
  color: var(--primary-color);
  font-size: 18px;
  margin-bottom: 20px;
  font-weight: 600;
  text-transform: uppercase;
}

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

.footer-nav-list li {
  margin-bottom: 10px;
}

.footer-nav-list a {
  color: #cccccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-nav-list 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: 40px;
  height: auto;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) brightness(150%);
  transition: filter 0.3s ease;
}

.payment-icons img:hover, .game-providers-icons img:hover, .social-media-icons img:hover {
  filter: grayscale(0%) brightness(100%);
}

.footer-middle-sections {
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 30px;
}

.game-providers-section, .social-media-section {
    width: 100%;
}

.footer-bottom {
  max-width: 1200px;
  margin: 20px auto 0;
  padding: 0 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

.footer-bottom-nav {
    width: 100%;
    text-align: left;
}
.footer-bottom-nav h4 {
    text-align: center;
}
.footer-bottom-nav .footer-nav-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px 25px;
}
.footer-bottom-nav .footer-nav-list li {
    margin-bottom: 0;
}

.copyright {
  color: #aaaaaa;
  margin-top: 10px;
}

/* Mobile Styles */
@media (max-width: 768px) {
  .marquee-section {
    height: var(--marquee-height-mobile);
  }
  .marquee-container {
    gap: 10px !important;
    padding: 0 5px;
  }
  .marquee-icon {
    width: 20px !important;
    height: 20px !important;
  }
  .marquee-icon-emoji {
    font-size: 14px !important;
  }
  .marquee-text {
    font-size: 12px !important;
  }
  .marquee-separator {
    font-size: 12px !important;
    margin: 0 8px !important;
  }
  .marquee-content {
    gap: 15px;
    animation: marquee-scroll 20s linear infinite;
  }

  .site-header {
    top: var(--marquee-height-mobile);
    height: auto;
  }

  .header-top {
    height: 50px;
    background: var(--dark-bg);
    border-bottom: none;
    box-shadow: none;
  }

  .header-container {
    padding: 0 15px;
    width: 100%;
    max-width: none;
    justify-content: flex-start;
    position: relative;
  }

  .hamburger-menu {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
    margin-right: 15px;
    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: var(--neon-primary);
    border-radius: 3px;
    transition: all 0.3s ease-in-out;
  }
  .hamburger-menu.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
    background: var(--neon-secondary);
  }
  .hamburger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger-menu.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
    background: var(--neon-secondary);
  }

  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 24px;
    margin-right: 45px; /* Compensate for hamburger width */
  }
  .logo img {
    max-height: 40px !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: var(--dark-bg);
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    height: 45px;
  }
  .mobile-nav-buttons .btn {
    flex: 1;
    min-width: 0;
    max-width: calc(50% - 5px);
    padding: 8px 12px;
    font-size: 13px;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    text-align: center;
  }

  .main-nav {
    display: none; /* Hidden by default on mobile */
    flex-direction: column;
    position: fixed;
    top: var(--header-offset);
    left: 0;
    width: 80%;
    max-width: 300px;
    height: calc(100% - var(--header-offset));
    background: linear-gradient(180deg, var(--mid-dark-bg), var(--dark-bg));
    padding: 20px 0;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
    overflow-y: auto;
    border-right: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
  }
  .main-nav.active {
    display: flex; /* Show when active */
    transform: translateX(0);
  }

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

  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 18px;
  }
  .nav-link:last-child {
    border-bottom: none;
  }

  .mobile-menu-overlay {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out;
  }
  .mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
  }

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

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

  .footer-col, .game-providers-section, .social-media-section {
      margin-bottom: 0;
  }

  .footer-logo {
    font-size: 24px;
    text-align: center;
  }

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

  .site-footer h4 {
    font-size: 16px;
    text-align: center;
  }

  .footer-nav-list {
    text-align: center;
  }

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

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

  .footer-bottom-nav .footer-nav-list {
      flex-direction: column;
      gap: 10px 0;
  }

  /* Mobile Content Overflow Rules */
  .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;
  }
}