:root {
  --primary-color: #1A2B4C;
  --secondary-color: #FFD700;
  --text-light: #FFFFFF;
  --text-dark: #1A2B4C;
  --header-offset: 110px; /* Desktop: header-top(70px) + main-nav(40px) */
}

@media (max-width: 768px) {
  :root {
    --header-offset: 120px; /* Mobile: header-top(60px) + mobile-buttons-area(60px) */
  }
}

/* Base Styles */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  padding-top: var(--header-offset); /* Ensure content is not hidden by fixed header */
  overflow-x: hidden; /* Prevent horizontal scroll on body */
}

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

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Site Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  background-color: var(--primary-color); /* Fallback, specific sections will override */
}

.header-top {
  background-color: var(--primary-color);
  width: 100%;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  min-height: 40px; /* Logo/button content height */
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--secondary-color);
  text-transform: uppercase;
  padding: 0;
  margin: 0;
  display: block;
}

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

.btn {
  background-color: var(--secondary-color);
  color: var(--text-dark);
  padding: 10px 20px;
  border-radius: 5px;
  font-weight: bold;
  transition: background-color 0.3s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn:hover {
  background-color: #e6c200; /* Slightly darker gold */
}

.main-nav {
  background-color: var(--secondary-color);
  width: 100%;
  display: flex;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  padding: 10px 20px;
  min-height: 20px; /* Nav link content height */
}

.nav-link {
  color: var(--text-dark);
  padding: 8px 15px;
  font-weight: bold;
  transition: color 0.3s ease, background-color 0.3s ease;
  border-radius: 5px;
  white-space: nowrap;
}

.nav-link:hover {
  background-color: rgba(0, 0, 0, 0.1);
}

.hamburger-menu,
.mobile-buttons-area,
.mobile-menu-overlay {
  display: none; /* Hidden on desktop */
}

/* Footer */
.site-footer {
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 40px 20px;
  font-size: 14px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-col p,
.footer-nav a {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
}

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

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

.copyright {
  text-align: center;
  margin-top: 30px;
  color: rgba(255, 255, 255, 0.5);
}

/* Mobile Styles */
@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;
  }

  .header-container {
    width: 100%;
    max-width: none;
    padding: 10px 15px;
    flex-wrap: wrap;
    min-height: 40px;
  }

  .logo {
    order: 2;
    flex: 1;
    text-align: center;
    font-size: 24px;
    color: var(--secondary-color);
  }

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

  .hamburger-menu {
    display: block;
    order: 1;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    position: relative;
    z-index: 1001;
  }

  .hamburger-icon {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    position: relative;
    transition: background-color 0.3s ease;
  }

  .hamburger-icon::before, .hamburger-icon::after {
    content: '';
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--secondary-color);
    position: absolute;
    transition: transform 0.3s ease;
  }

  .hamburger-icon::before {
    top: -8px;
  }

  .hamburger-icon::after {
    top: 8px;
  }

  .hamburger-menu.active .hamburger-icon {
    background-color: transparent;
  }

  .hamburger-menu.active .hamburger-icon::before {
    transform: translateY(8px) rotate(45deg);
  }

  .hamburger-menu.active .hamburger-icon::after {
    transform: translateY(-8px) rotate(-45deg);
  }

  .mobile-buttons-area {
    display: flex;
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 10px;
    padding: 10px 15px;
    background-color: var(--primary-color);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    min-height: 40px;
  }

  .mobile-buttons-container {
    display: flex;
    gap: 10px;
    justify-content: center;
    width: 100%;
  }

  .main-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: var(--header-offset);
    left: 0;
    width: 80%; /* Adjust as needed */
    max-width: 300px; /* Max width for mobile menu */
    height: calc(100% - var(--header-offset));
    background-color: var(--primary-color);
    flex-direction: column;
    padding: 20px;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%); /* Off-screen by default */
    transition: transform 0.3s ease;
    overflow-y: auto;
    z-index: 999;
  }

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

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

  .nav-link {
    color: var(--text-light);
    padding: 12px 15px;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

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

  .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: 998;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .footer-col:last-child {
    margin-bottom: 0;
  }
}
/* 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;
  }
}