:root {
  --header-offset: 110px; /* Desktop: Header Top (60px) + Main Nav (50px) */
}
@media (max-width: 768px) {
  :root {
    --header-offset: 110px; /* Mobile: Header Top (60px) + Mobile Buttons (50px) */
  }
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #FFFFFF;
  background-color: #FFFFFF;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  background-color: #000000; /* Default background for entire header */
}

.header-top {
  background-color: #000000; /* Distinct from main-nav */
  color: #FFFFFF;
  padding: 15px 0;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  min-height: 30px; /* Ensure content fits */
}

.logo {
  color: #FCBC45;
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
  text-transform: uppercase;
  display: block;
}

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

.btn {
  padding: 10px 18px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}

.btn-login {
  background-color: #FCBC45;
  color: #000000;
}

.btn-register {
  background-color: #FFFFFF;
  color: #000000;
}

.main-nav {
  background-color: #1a1a1a; /* Distinct from header-top */
  padding: 10px 0;
  display: flex;
  flex-direction: row;
}

.main-nav .nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  padding: 0 20px;
  min-height: 30px; /* Ensure content fits */
}

.nav-link {
  color: #FFFFFF;
  text-decoration: none;
  padding: 8px 15px;
  transition: color 0.3s ease, background-color 0.3s ease;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: #FCBC45;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.mobile-menu-toggle,
.mobile-nav-buttons,
.mobile-menu-overlay {
  display: none;
}

/* Footer Styles */
.site-footer {
  background-color: #000000;
  color: #FFFFFF;
  padding: 40px 20px 20px;
  font-size: 14px;
}

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

.site-footer .footer-col {
  flex: 1;
  min-width: 200px;
}

.site-footer .footer-logo {
  color: #FCBC45;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  text-transform: uppercase;
  margin-bottom: 15px;
  display: block;
}

.site-footer h3 {
  color: #FCBC45;
  font-size: 16px;
  margin-bottom: 15px;
  text-transform: uppercase;
}

.site-footer p,
.site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer ul li a {
  color: #FFFFFF;
  text-decoration: none;
  display: block;
  padding: 5px 0;
  transition: color 0.3s ease;
}

.site-footer ul li a:hover {
  color: #FCBC45;
}

.site-footer .footer-bottom {
  text-align: center;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: #CCCCCC;
}

/* Mobile Styles */
@media (max-width: 768px) {
  .header-container {
    width: 100%;
    max-width: none;
    padding: 0 15px;
  }
  .main-nav .nav-container,
  .mobile-nav-buttons .nav-container {
    width: 100%;
    max-width: none;
    padding: 0 15px;
  }

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

  .mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 1002;
  }

  .mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background: #FCBC45;
    border-radius: 3px;
    transition: all 0.3s ease-in-out;
  }

  .mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
  }

  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
  }

  .logo {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
  }

  .main-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100%;
    flex-direction: column;
    transform: translateX(-100%); /* Slide out from left */
    transition: transform 0.3s ease;
    z-index: 1001;
    box-shadow: 2px 0 5px rgba(0,0,0,0.2);
  }

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

  .main-nav .nav-link {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    box-sizing: border-box;
    text-align: left;
  }

  .mobile-nav-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 10px 0;
    background-color: #000000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }

  .mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 999;
    transition: opacity 0.3s ease;
  }

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

  .site-footer .footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .site-footer .footer-col {
    width: 100%;
    min-width: unset;
  }

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