:root { --header-offset: 122px; }
body {
  padding-top: var(--header-offset);
  overflow-x: hidden;
  margin: 0;
  font-family: Arial, sans-serif;
  color: #FFF6D6; /* Text Main */
  background-color: #0A0A0A; /* Background */
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.header-top {
  box-sizing: border-box;
  min-height: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #0A0A0A; /* Background, contrasting with main-nav */
  width: 100%;
}

.header-container {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 30px;
}

.logo {
  font-family: 'Arial Black', sans-serif; /* Example font */
  font-size: 28px;
  font-weight: bold;
  color: #FFF6D6; /* Text Main */
  text-decoration: none;
  white-space: nowrap;
}

.desktop-nav-buttons {
  display: flex;
  gap: 12px;
  align-items: center;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  white-space: nowrap;
  text-align: center;
  cursor: pointer;
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%); /* Button gradient */
  color: #111111; /* Contrasting text color */
  border: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  transition: transform 0.2s, box-shadow 0.2s;
  line-height: 1.2;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0,0,0,0.4);
}

.mobile-nav-buttons {
  box-sizing: border-box;
  display: none; /* Hidden by default for desktop */
  min-height: 48px;
  background-color: #111111; /* Card BG, matching main-nav background for mobile */
  width: 100%;
  padding: 0 15px; /* Adjust padding for consistency with mobile */
}

.main-nav {
  box-sizing: border-box;
  min-height: 52px;
  height: 52px;
  display: flex; /* Desktop: visible */
  align-items: center;
  overflow: hidden;
  background-color: #111111; /* Card BG, contrasting with header-top */
  width: 100%;
}

.nav-container {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  padding: 0 20px;
}

.nav-link {
  color: #FFF6D6; /* Text Main */
  text-decoration: none;
  padding: 0 15px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.3s;
}

.nav-link:hover {
  color: #FFD36B; /* Auxiliary color */
}

.hamburger-menu {
  display: none; /* Hidden by default for desktop */
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  cursor: pointer;
  padding: 5px;
  position: relative; /* Ensure it stays in place */
  z-index: 1002; /* Above logo for clickability */
}

.hamburger-menu .bar {
  width: 100%;
  height: 3px;
  background-color: #FFF6D6; /* Text Main */
  transition: all 0.3s ease;
}

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

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

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

.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;
}

/* Footer styles */
.site-footer {
  background-color: #111111; /* Card BG */
  color: #FFF6D6; /* Text Main */
  padding: 40px 0 20px;
  border-top: 1px solid #3A2A12; /* Border color */
}

.footer-top-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
  margin-bottom: 30px;
}

.footer-col h3 {
  font-size: 18px;
  color: #FFD36B; /* Auxiliary color */
  margin-bottom: 15px;
}

.footer-logo {
  font-family: 'Arial Black', sans-serif;
  font-size: 24px;
  font-weight: bold;
  color: #FFF6D6; /* Text Main */
  text-decoration: none;
  display: block;
  margin-bottom: 15px;
}

.footer-description {
  font-size: 14px;
  line-height: 1.6;
  color: #FFF6D6;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

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

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

.footer-nav a {
  color: #FFF6D6; /* Text Main */
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.footer-nav a:hover {
  color: #FFD36B; /* Auxiliary color */
}

.footer-bottom {
  text-align: center;
  font-size: 13px;
  color: #FFF6D6; /* Text Main */
  padding-top: 20px;
  border-top: 1px solid #3A2A12; /* Border color */
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 30px;
  padding-right: 30px;
}

.footer-mid-slots,
.footer-mid-row {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
}
.footer-mid-slots > .footer-slot-anchor-inner,
.footer-mid-row > .footer-slot-anchor-inner {
  min-height: 10px; /* Placeholder for visibility */
}

/* Mobile styles */
@media (max-width: 768px) {
  :root { --header-offset: 110px; } /* 60px header-top + 48px mobile-nav-buttons + 2px margin */
  
  .header-top {
    min-height: 60px;
    height: 60px;
  }

  .header-container {
    padding: 0 15px;
    max-width: none;
    position: relative;
    justify-content: flex-start; /* Hamburger at start */
    align-items: center;
  }

  .logo {
    position: absolute !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    max-width: calc(100% - 100px); /* Adjust width to not overlap hamburger */
    font-size: 24px;
    max-height: 56px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

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

  .mobile-nav-buttons {
    display: flex !important;
    min-height: 48px;
    align-items: center;
    justify-content: center; /* Center buttons horizontally */
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
    overflow: hidden;
    gap: 10px;
    flex-wrap: nowrap;
    background-color: #111111; /* Card BG */
  }

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

  .hamburger-menu {
    display: flex; /* Visible for mobile */
    position: relative; /* Ensure hamburger is above logo if they overlap */
    z-index: 2;
  }

  .main-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: var(--header-offset); /* Below header */
    left: 0;
    width: 80%; /* Sidebar width */
    max-width: 300px; /* Max width for sidebar */
    height: calc(100% - var(--header-offset));
    background-color: #111111; /* Card BG */
    flex-direction: column;
    transform: translateX(-100%); /* Off-screen */
    transition: transform 0.3s ease;
    z-index: 1001; /* Above overlay */
    overflow-y: auto;
    box-shadow: 2px 0 5px rgba(0,0,0,0.2);
  }

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

  .nav-container {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 15px; /* Padding for mobile menu items */
    height: auto; /* Allow content to define height */
  }

  .nav-link {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid #3A2A12; /* Border color */
    text-align: left;
  }
  .nav-link:last-child {
    border-bottom: none;
  }

  .overlay.active {
    display: block;
  }

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

  /* Footer mobile adjustments */
  .footer-top-grid {
    grid-template-columns: 1fr; /* Single column */
    padding: 0 15px;
  }
  .footer-col {
    margin-bottom: 20px;
  }
  .footer-bottom {
    padding-left: 15px;
    padding-right: 15px;
  }
  .footer-mid-slots, .footer-mid-row {
    padding: 0 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;
  }
}