:root {
  --primary-color: #FFD700;
  --secondary-color: #1A1A1A;
  --dark-bg-color: #1A1A1A;
  --darker-bg-color: #222222;
  --text-light: #FFFFFF;
  --text-dark: #1A1A1A;
  --header-offset: 110px; /* Desktop: header-top (60px) + main-nav (50px) */
}

@media (max-width: 768px) {
  :root {
    --header-offset: 110px; /* Mobile: header-top (60px) + mobile-nav-buttons (50px) */
  }
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding-top: var(--header-offset); /* Apply header offset to body */
  background-color: #f4f4f4;
  color: var(--text-dark);
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: var(--primary-color);
}

a:hover {
  color: #E6C200;
}

/* General Container for responsiveness */
.header-container, .nav-container, .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Site Header (Fixed Navigation) */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  background-color: var(--dark-bg-color);
}

.header-top {
  background-color: var(--dark-bg-color);
  color: var(--text-light);
  min-height: 60px;
  display: flex;
  align-items: center;
}

.header-top .header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding-top: 5px;
  padding-bottom: 5px;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  padding: 5px 0;
  white-space: nowrap;
}

/* Desktop Navigation Buttons */
.desktop-nav-buttons {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 5px;
  font-weight: bold;
  text-align: center;
  transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
  white-space: nowrap;
  text-decoration: none;
  color: var(--text-dark);
  background-color: var(--primary-color);
  border: none;
  cursor: pointer;
}

.btn:hover {
  background-color: #E6C200;
  box-shadow: 0 0 15px rgba(255, 215, 0, 0.6);
}

/* Main Navigation (Desktop) */
.main-nav {
  background-color: var(--darker-bg-color);
  width: 100%;
  display: flex;
  min-height: 50px;
  align-items: center;
  border-top: 1px solid rgba(255, 215, 0, 0.2);
}

.main-nav .nav-container {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding-top: 10px;
  padding-bottom: 10px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.main-nav .nav-container::-webkit-scrollbar {
  display: none;
}

.nav-link {
  color: var(--text-light);
  padding: 8px 15px;
  font-weight: bold;
  white-space: nowrap;
  transition: color 0.3s ease, background-color 0.3s ease;
  border-radius: 3px;
}

.nav-link:hover {
  color: var(--primary-color);
  background-color: rgba(255, 215, 0, 0.1);
}

/* Hamburger Menu (Hidden on Desktop) */
.hamburger-menu {
  display: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  padding: 5px;
  z-index: 1001;
}

.hamburger-menu span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  transition: all 0.3s ease-in-out;
  border-radius: 2px;
}

/* Mobile Navigation Buttons (Hidden on Desktop) */
.mobile-nav-buttons {
  display: none;
}

/* Mobile Menu Overlay (Hidden on Desktop) */
.mobile-menu-overlay {
  display: none;
}

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

.site-footer .footer-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
}

.footer-col {
  flex: 1;
  min-width: 250px;
  margin-bottom: 20px;
}

.footer-logo {
  font-size: 22px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 15px;
  display: block;
}

.footer-col h3 {
  color: var(--primary-color);
  font-size: 18px;
  margin-bottom: 15px;
  border-bottom: 1px solid rgba(255, 215, 0, 0.3);
  padding-bottom: 10px;
}

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

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

.footer-col ul li a {
  color: #cccccc;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 215, 0, 0.2);
  padding-top: 20px;
  margin-top: 30px;
  text-align: center;
  color: #999999;
}

/* Responsive Styles */
@media (max-width: 768px) {
  .header-container, .nav-container, .footer-container {
    padding-left: 15px;
    padding-right: 15px;
    max-width: none;
    width: 100%;
  }

  .site-header {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  }

  .header-top .header-container {
    padding-top: 10px;
    padding-bottom: 10px;
    position: relative;
  }

  /* Hamburger Menu (Visible on Mobile) */
  .hamburger-menu {
    display: flex;
    order: 1;
  }

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

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

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

  /* Mobile Logo Centering (Text Logo) */
  .logo {
    order: 2;
    flex: 1;
    text-align: center;
    padding: 0;
    font-size: 22px;
  }

  /* Hide Desktop Buttons on Mobile */
  .desktop-nav-buttons {
    display: none;
  }

  /* Mobile Navigation Buttons (Visible on Mobile, below header-top) */
  .mobile-nav-buttons {
    display: flex !important;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 10px 15px;
    overflow: hidden;
    gap: 10px;
    flex-wrap: nowrap;
    background-color: var(--darker-bg-color);
    border-top: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: inset 0 -2px 5px rgba(0,0,0,0.2);
  }

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

  /* Main Navigation (Mobile - Hidden by default, slides in) */
  .main-nav {
    position: fixed;
    top: var(--header-offset);
    left: 0;
    width: 280px;
    height: calc(100vh - var(--header-offset));
    background-color: var(--darker-bg-color);
    flex-direction: column;
    padding-top: 20px;
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    display: none;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.4);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

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

  .main-nav .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 0;
  }

  .nav-link {
    width: 100%;
    padding: 12px 20px;
    border-bottom: 1px solid rgba(255, 215, 0, 0.05);
  }

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

  /* Mobile Menu Overlay */
  .mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
  }

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

  /* Footer Responsive */
  .site-footer .footer-container {
    flex-direction: column;
    gap: 20px;
    align-items: center;
  }

  .footer-col {
    min-width: unset;
    width: 100%;
    text-align: center;
  }
  .footer-col h3 {
    text-align: center;
  }
  .footer-col ul {
    text-align: center;
  }

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

/* Ensure color contrast for buttons */
.btn {
  color: var(--text-dark);
}

/* Ensure logo text contrast */
.logo {
  color: var(--primary-color);
}

/* Ensure nav link contrast */
.nav-link {
  color: var(--text-light);
}
/* 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;
  }
}