:root {
  --header-offset: 120px; /* Desktop: Header + button area total height */
  --primary-color: #FFD700;
  --secondary-color: #1A1A1A;
  --text-light: #FFFFFF;
  --text-dark: #1A1A1A;
  --button-hover: #e6c200;
}
@media (max-width: 768px) {
  :root {
    --header-offset: 200px; /* Mobile: Marquee/Header/Button area total height */
  }
}

/* Base Styles */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  color: var(--text-dark);
  background-color: #f5f5f5;
  overflow-x: hidden; /* Prevents horizontal scroll on mobile */
}

/* Header Styles */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--secondary-color); /* Dark background for the whole header */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  display: flex;
  flex-direction: column; /* Stacks header-top and main-nav vertically */
}

.header-top {
  background-color: var(--secondary-color); /* Darker section */
  padding: 15px 0;
}

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

.logo {
  color: var(--primary-color);
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  order: 1;
  display: block; /* Ensure logo is visible */
  flex-shrink: 0;
}

.desktop-nav-buttons {
  display: flex;
  gap: 12px;
  order: 2;
}

.btn {
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: nowrap;
  display: inline-block;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-dark);
}

.btn-primary:hover {
  background-color: var(--button-hover);
}

.btn-secondary {
  background-color: #333333; /* A slightly lighter dark for contrast */
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: var(--text-dark);
}

.btn-tertiary {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.btn-tertiary:hover {
  background-color: var(--primary-color);
  color: var(--text-dark);
}

.hamburger-menu {
  display: none; /* Hidden on desktop */
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  position: relative;
  z-index: 1002; /* Above mobile menu overlay */
}

.hamburger-menu .bar {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--primary-color);
  margin: 5px 0;
  transition: 0.4s;
}

.main-nav {
  background-color: var(--primary-color); /* Gold section */
  width: 100%;
  display: flex;
  padding: 10px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap; /* Allow wrapping on smaller desktop screens */
}

.nav-link {
  color: var(--text-dark);
  text-decoration: none;
  padding: 10px 15px;
  font-weight: bold;
  transition: color 0.3s ease, background-color 0.3s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--secondary-color);
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 3px;
}

.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999;
}

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

/* Footer Styles */
.site-footer {
  background-color: var(--secondary-color);
  color: var(--text-light);
  padding: 40px 0 20px;
}

.site-footer .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
}

.footer-col {
  flex: 1;
  min-width: 200px;
  margin-bottom: 20px;
}

.footer-logo {
  color: var(--primary-color);
  font-size: 28px;
  font-weight: bold;
  text-decoration: none;
  display: block;
  margin-bottom: 15px;
}

.site-footer h3 {
  color: var(--primary-color);
  font-size: 18px;
  margin-bottom: 15px;
}

.site-footer p {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 10px;
}

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

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

.site-footer .footer-nav .nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
  padding: 0; /* Override header nav-link padding */
}

.site-footer .footer-nav .nav-link:hover {
  color: var(--primary-color);
  background-color: transparent;
}

.footer-bottom {
  border-top: 1px solid #333333;
  padding-top: 20px;
  margin-top: 30px;
  text-align: center;
  font-size: 13px;
  color: #cccccc;
}

/* Mobile Styles */
@media (max-width: 768px) {
  :root {
    --header-offset: 200px;
  }

  .site-header {
    flex-direction: column;
  }

  .header-top {
    padding: 10px 0;
  }

  .header-container {
    width: 100%;
    max-width: none;
    padding: 0 15px;
    justify-content: space-between;
    position: relative;
    min-height: 50px; /* Ensure space for logo */
  }

  .logo {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    max-width: calc(100% - 100px); /* Leave space for hamburger */
    order: unset;
  }

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

  .hamburger-menu {
    display: block;
    order: 0; /* Position to the left */
    z-index: 1002;
    color: var(--primary-color);
  }

  .hamburger-menu.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .hamburger-menu.active .bar:nth-child(2) {
    opacity: 0;
  }
  .hamburger-menu.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .main-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100%;
    flex-direction: column;
    background-color: var(--secondary-color); /* Dark background for mobile menu */
    transform: translateX(-100%); /* Slide out from left */
    transition: transform 0.3s ease-out;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    padding-top: var(--header-offset); /* Push content down past header and mobile buttons */
    overflow-y: auto;
  }

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

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

  .nav-link {
    width: 100%;
    padding: 15px 20px;
    border-bottom: 1px solid #333333;
    color: var(--text-light); /* Light text on dark mobile menu */
  }

  .nav-link:hover {
    background-color: #333333;
    color: var(--primary-color);
  }

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

  .mobile-nav-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 10px 15px;
    background-color: var(--secondary-color);
    width: 100%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }

  .mobile-nav-buttons .btn {
    flex: 1;
    font-size: 14px;
    padding: 8px 10px;
  }

  .site-footer .footer-container {
    flex-direction: column;
    padding: 0 15px;
  }

  .footer-col {
    min-width: unset;
    width: 100%;
    text-align: center;
  }

  .footer-col h3, .footer-col p, .footer-col .footer-logo {
    text-align: center;
  }

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

  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }

  body.no-scroll {
    overflow: hidden;
  }
}

/* Payment Methods 图标容器样式 */
.payment-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 5px;
}

.payment-icons img,
.payment-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Game Providers 图标容器样式 */
.game-providers-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.game-providers-icons img,
.game-provider-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Social Media 图标容器样式 */
.social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.social-media-icons img,
.social-media-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}
/* 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;
  }
}