:root {
    --header-offset: 122px; /* 68px (header-top) + 52px (main-nav) + 2px buffer */
    --main-color: #F2C14E;
    --accent-color: #FFD36B;
    --card-bg: #111111;
    --background-color: #0A0A0A;
    --text-main-color: #FFF6D6;
    --border-color: #3A2A12;
    --glow-color: #FFD36B;
    --button-gradient: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  }

  body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-main-color);
    padding-top: var(--header-offset);
    overflow-x: hidden;
  }

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

  .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: #1a1a1a; /* Darker variant for header-top */
    width: 100%;
    padding: 0 20px;
  }

  .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;
  }

  .logo {
    display: block;
    font-size: 28px;
    font-weight: bold;
    color: var(--main-color);
    text-transform: uppercase;
    line-height: 1;
  }

  .logo img {
    display: block;
    max-height: 60px;
    height: auto;
    width: auto;
    max-width: 280px;
    object-fit: contain;
  }

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

  .btn {
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    color: var(--text-main-color);
    background: var(--button-gradient);
    border: none;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  }

  .main-nav {
    box-sizing: border-box;
    min-height: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: #222222; /* Slightly lighter variant for main-nav */
    width: 100%;
  }

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

  .main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 25px;
  }

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

  .main-nav ul li a:hover {
    color: var(--main-color);
  }

  .hamburger-menu {
    display: none;
    width: 30px;
    height: 24px;
    position: relative;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    z-index: 1001;
  }

  .hamburger-menu span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-main-color);
    transition: all 0.3s ease;
  }

  .hamburger-menu.active span:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
  }

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

  .hamburger-menu.active span:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
  }

  .mobile-nav-buttons {
    box-sizing: border-box;
    display: none;
    min-height: 48px;
    background-color: #1a1a1a;
    width: 100%;
  }

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

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

  .footer-col h3 {
    color: var(--main-color);
    font-size: 18px;
    margin-bottom: 15px;
  }

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

  .footer-description {
    font-size: 14px;
    line-height: 1.6;
    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: var(--text-main-color);
    font-size: 14px;
    transition: color 0.3s ease;
  }

  .footer-nav a:hover {
    color: var(--main-color);
  }

  .footer-slot-anchor-inner {
    display: block;
    width: 1px;
    height: 1px;
    overflow: hidden;
    position: absolute;
    top: -9999px;
    left: -9999px;
  }

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

  .footer-bottom p {
    margin: 0;
  }

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

    body {
      padding-top: var(--header-offset);
      overflow-x: hidden;
    }
    .page-content img {
      max-width: 100% !important;
      height: auto !important;
      display: block;
    }
    .page-content {
      overflow-x: hidden;
      max-width: 100%;
    }

    .site-header {
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    }

    .header-top {
      min-height: 60px !important;
      height: 60px !important;
      padding: 0 15px;
      justify-content: space-between;
    }

    .header-container {
      width: 100%;
      max-width: none;
      padding: 0;
      position: relative;
    }

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

    .logo img {
      max-height: 56px !important;
      max-width: 100%;
      height: auto;
    }

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

    .hamburger-menu {
      display: flex;
      margin-left: 0;
      order: -1;
    }

    .main-nav {
      display: none;
      flex-direction: column;
      position: fixed;
      top: var(--header-offset);
      left: 0;
      width: 100%;
      height: calc(100vh - var(--header-offset));
      background-color: #222222;
      transform: translateX(-100%);
      transition: transform 0.3s ease;
      overflow-y: auto;
      z-index: 998;
      box-shadow: 2px 0 5px rgba(0, 0, 0, 0.2);
    }

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

    .nav-container {
      flex-direction: column;
      align-items: flex-start;
      padding: 20px 15px;
      height: auto;
      max-width: none;
      width: 100%;
    }

    .main-nav ul {
      flex-direction: column;
      width: 100%;
      gap: 0;
    }

    .main-nav ul li {
      width: 100%;
      border-bottom: 1px solid var(--border-color);
    }

    .main-nav ul li:last-child {
      border-bottom: none;
    }

    .main-nav ul li a {
      display: block;
      padding: 15px 0;
      width: 100%;
    }

    .mobile-nav-buttons {
      display: flex !important;
      min-height: 48px;
      align-items: center;
      justify-content: center;
      width: 100%; max-width: 100%;
      box-sizing: border-box;
      padding: 0 15px;
      overflow: hidden;
      gap: 10px;
      flex-wrap: nowrap;
    }

    .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;
      text-align: center;
    }

    .footer-top-grid {
      grid-template-columns: 1fr;
    }

    .footer-col {
      margin-bottom: 20px;
    }

    .footer-bottom {
      padding-left: 15px;
      padding-right: 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;
  }
}
/* 内容保护（系统追加，请勿删除） */
body {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
input, textarea, select, [contenteditable="true"] {
  -webkit-user-select: text;
  -moz-user-select: text;
  user-select: text;
}