:root {
  --primary-color: #F2C14E;
  --secondary-color: #FFD36B;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  --card-bg: #111111;
  --page-bg: #0A0A0A;
  --text-main: #FFF6D6;
  --border-color: #3A2A12;
  --glow-color: #FFD36B;
  --header-offset: 122px; /* Desktop without marquee */
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding-top: var(--header-offset); /* Fixed header offset */
  background-color: var(--page-bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden; /* Prevent horizontal scroll on desktop */
}

body.no-scroll {
  overflow: hidden;
}

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

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

/* --- Header Styles --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--card-bg); /* Using card-bg for header background */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  min-height: 60px; /* Ensure content fits */
  display: flex;
  align-items: center;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  padding: 15px 30px; /* Desktop padding */
}

.logo {
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  display: block; /* Ensure logo is visible */
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logo:hover {
  color: var(--secondary-color);
}

.hamburger-menu {
  display: none; /* Hidden by default on desktop */
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-main);
  padding: 5px;
  flex-shrink: 0;
  line-height: 1;
  position: relative;
  z-index: 1002; /* Above mobile menu */
}

.hamburger-menu .hamburger-icon {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  position: relative;
  transition: background-color 0.3s ease;
}

.hamburger-menu .hamburger-icon::before,
.hamburger-menu .hamburger-icon::after {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  position: absolute;
  transition: transform 0.3s ease, top 0.3s ease;
}

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

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

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

.hamburger-menu.active .hamburger-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.hamburger-menu.active .hamburger-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

.main-nav {
  flex: 1;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 25px; /* Spacing between nav links */
  list-style: none;
  padding: 0;
  margin: 0;
  position: static; /* Desktop: normal flow */
}

.nav-link {
  color: var(--text-main);
  font-weight: bold;
  padding: 5px 0;
  transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.desktop-nav-buttons {
  flex-shrink: 0;
  margin-left: auto;
  display: flex; /* Visible on desktop */
  gap: 10px; /* Spacing between buttons */
}

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

.btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.3s ease;
  color: #000; /* Text color for buttons */
  background: var(--button-gradient);
  border: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.btn:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.4), 0 0 15px var(--glow-color);
}

.btn-login {
  background: var(--button-gradient);
  color: #000;
}

.btn-register {
  background: var(--button-gradient);
  color: #000;
}

.mobile-menu-overlay {
  display: none; /* Hidden by default */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

/* --- Footer Styles --- */
.site-footer {
  background-color: var(--card-bg);
  padding: 40px 20px 20px;
  border-top: 1px solid var(--border-color);
  color: var(--text-main);
}

.footer-content-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto 40px;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  margin-bottom: 15px;
  display: block;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.footer-description {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-main);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.footer-heading {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav .nav-link {
  color: var(--text-main);
  font-size: 14px;
  transition: color 0.3s ease;
}

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

.footer-slot-anchor-inner {
  margin-top: 15px; /* Spacing for injected content */
}

.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: var(--text-main);
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  max-width: 1200px;
  margin: 0 auto;
}

/* --- Mobile Specific Styles --- */
@media (max-width: 768px) {
  :root {
    --header-offset: 110px; /* Mobile without marquee */
  }

  body {
    padding-top: var(--header-offset);
    overflow-x: hidden; /* Ensure body itself doesn't cause horizontal scroll */
  }

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

  .site-header {
    min-height: 50px;
  }

  .header-container {
    width: 100%;
    max-width: none; /* Crucial for mobile full width */
    padding: 10px 15px; /* Mobile padding */
    justify-content: space-between; /* Distribute items */
    position: relative; /* For absolute positioning of logo if needed */
  }

  .hamburger-menu {
    display: block; /* Visible on mobile */
    order: 1; /* First item */
  }

  .logo {
    order: 2; /* Second item */
    flex: 1 !important; /* Take available space */
    display: flex !important; /* Use flex for inner centering */
    justify-content: center !important; /* Center content horizontally */
    align-items: center !important; /* Center content vertically */
    font-size: 24px;
    max-width: calc(100% - 100px); /* Prevent logo from overlapping buttons/hamburger */
  }
  .logo img { /* If logo were an image */
    display: block !important;
    max-width: 100%;
    height: auto;
    max-height: 40px;
  }

  .main-nav {
    display: none; /* Hidden by default on mobile */
    flex-direction: column; /* Vertical stacking */
    position: fixed;
    top: var(--header-offset); /* Below the fixed header */
    left: 0;
    width: 280px; /* Drawer width */
    height: calc(100% - var(--header-offset)); /* Full height below header */
    background-color: var(--card-bg); /* Match header background */
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%); /* Off-screen by default */
    transition: transform 0.3s ease;
    padding: 20px;
    overflow-y: auto; /* Scroll if content overflows */
    align-items: flex-start;
    z-index: 1001; /* Above overlay, below hamburger button */
  }

  .main-nav.active {
    display: flex; /* Show the menu */
    transform: translateX(0); /* Slide in */
  }

  .nav-link {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
  }

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

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

  .mobile-nav-buttons {
    display: flex !important; /* Visible on mobile */
    order: 3; /* Last item */
    gap: 8px; /* Spacing between buttons */
    margin-left: auto; /* Push to the right */
    flex-shrink: 0;
  }

  .mobile-nav-buttons .btn {
    padding: 8px 15px; /* Smaller buttons for mobile */
    font-size: 14px;
  }

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

  /* Footer mobile layout */
  .footer-content-wrapper {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 30px;
  }
  .footer-col {
    align-items: center;
    text-align: center;
  }
  .footer-logo {
    margin-bottom: 10px;
  }
  .footer-description {
    max-width: 90%;
  }
  .footer-nav {
    align-items: center;
  }
  .footer-bottom {
    padding-top: 15px;
  }
}
/* 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;
  }
}