/* General Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333;
  background-color: #FFFFFF;
  overflow-x: hidden;
  padding-top: var(--header-offset);
}

body.no-scroll {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: #26A9E0;
}

a:hover {
  text-decoration: underline;
}

ul {
  list-style: none;
}

/* Header Offset Variables */
:root {
  --header-offset: 110px; /* Desktop: header-top (60px) + main-nav (50px) */
}
@media (max-width: 768px) {
  :root {
    --header-offset: 98px; /* Mobile: header-top (50px) + mobile-nav-buttons (48px) */
  }
}

/* Site Header */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Header Top Area (Desktop: Logo Left, Buttons Right) */
.header-top {
  background-color: #26A9E0; /* Primary color for header top */
  min-height: 60px;
  display: flex;
  align-items: center;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
}

/* Logo */
.logo {
  font-size: 28px;
  font-weight: bold;
  color: #FFFFFF;
  text-decoration: none;
  display: block;
}

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

/* Mobile Navigation Buttons (Always visible on mobile) */
.mobile-nav-buttons {
  display: none; /* Hidden by default on desktop */
  background-color: #f0f0f0;
  padding: 8px 15px;
  justify-content: center;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
  min-height: 48px;
  overflow-x: hidden;
}

/* Buttons (General Style) */
.btn {
  padding: 10px 20px;
  border-radius: 5px;
  font-weight: bold;
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none;
  color: #FFFFFF;
}

.btn-login {
  background-color: #EA7C07;
  box-shadow: 0 2px 5px rgba(234, 124, 7, 0.4);
}

.btn-login:hover {
  background-color: #d66f06;
  box-shadow: 0 4px 8px rgba(234, 124, 7, 0.6);
}

.btn-register {
  background-color: #26A9E0;
  box-shadow: 0 2px 5px rgba(38, 169, 224, 0.4);
}

.btn-register:hover {
  background-color: #1e8fc2;
  box-shadow: 0 4px 8px rgba(38, 169, 224, 0.6);
}

/* Main Navigation (Desktop: Below header-top, Mobile: Hidden by default, shown via JS) */
.main-nav {
  background-color: #FFFFFF;
  width: 100%;
  display: flex;
  align-items: center;
  min-height: 50px;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 20px;
  gap: 25px;
}

.nav-link {
  color: #000000;
  font-weight: bold;
  padding: 5px 0;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #26A9E0;
  text-decoration: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: #26A9E0;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* Hamburger Menu (Hidden on Desktop) */
.hamburger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 22px;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

.hamburger-menu .bar {
  display: block;
  width: 100%;
  height: 3px;
  background-color: #FFFFFF;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.hamburger-menu.active .bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.hamburger-menu.active .bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu Overlay (Hidden on Desktop) */
.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;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
  display: block;
  opacity: 1;
}

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

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

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

.footer-col h3 {
  color: #26A9E0;
  margin-bottom: 15px;
  font-size: 18px;
}

.footer-col p, .footer-col ul {
  line-height: 1.8;
}

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

.footer-col ul li a:hover {
  color: #26A9E0;
  text-decoration: none;
}

.footer-bottom {
  text-align: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: #bbbbbb;
}

/* Responsive Styles */
@media (max-width: 768px) {
  /* Header Offset for Mobile */
  :root {
    --header-offset: 98px; /* Mobile: header-top (50px) + mobile-nav-buttons (48px) */
  }

  /* Header Top Mobile Layout */
  .header-top {
    min-height: 50px;
  }

  .header-container {
    padding: 5px 15px;
    justify-content: space-between;
    width: 100%;
    max-width: none;
  }

  .hamburger-menu {
    display: flex;
    order: 1;
  }

  .logo {
    order: 2;
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    font-size: 24px;
  }

  /* Image Logo Centering - Required Snippet (Method 1: Flexbox) */
  .logo img {
    display: block !important;
    max-width: 100%;
    height: auto;
    max-height: 40px;
  }

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

  .mobile-nav-buttons {
    display: flex !important;
    width: 100%; max-width: 100%;
    box-sizing: border-box;
    padding-left: 15px; padding-right: 15px;
    overflow: hidden;
    gap: 10px;
    flex-wrap: nowrap;
    background-color: #f0f0f0;
  }
  .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, shown via JS) */
  .main-nav {
    display: none;
    position: fixed;
    top: var(--header-offset);
    left: 0;
    width: 80%;
    max-width: 300px;
    height: calc(100% - var(--header-offset));
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 20px;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
  }

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

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

  .nav-link {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
  }

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

  .nav-link::after {
    display: none;
  }

  /* Footer Mobile Layout */
  .footer-container {
    flex-direction: column;
    gap: 20px;
  }

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

  .footer-bottom {
    margin-top: 20px;
    padding-top: 15px;
  }

  /* Mobile 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;
  }
}
/* 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;
  }
}