.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background-color: #FFFFFF; box-shadow: 0 2px 10px rgba(6, 53, 75, 0.1); text-align: center; } .header-top { background-color: #FFFFFF; border-bottom: 1px solid #E7F2F8; width: 100%; } .header-container { max-width: 1200px; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; padding-left: 25px; padding-right: 25px; padding-top: 10px; padding-bottom: 10px; gap: 20px; } .logo { font-size: 32px; font-weight: 900; color: #26A9E0; text-decoration: none; line-height: 1.2; display: inline-block; letter-spacing: 1px; } .logo:hover { color: #1f8ab5; } .main-nav { display: flex; flex-direction: row; align-items: center; justify-content: center; flex-grow: 1; width: auto; order: 2; background-color: transparent; } .nav-container { display: flex; flex-direction: row; justify-content: center; align-items: center; gap: 5px; max-width: 1200px; margin: 0 auto; width: 100%; } .nav-container a { padding: 8px 12px; text-decoration: none; font-size: 16px; font-weight: 700; color: #1B3443; border-radius: 20px; text-transform: uppercase; transition: background-color 0.3s, color 0.3s; white-space: nowrap; border: 1px solid transparent; } .nav-container a:hover { background-color: #E1F3FA; color: #26A9E0; border-color: #26A9E0; } .desktop-nav-buttons { display: flex; align-items: center; gap: 12px; order: 3; } .mobile-nav-buttons { display: none; } .btn { text-decoration: none; display: inline-block; font-weight: 800; padding: 10px 22px; border-radius: 30px; color: #FFFFFF; transition: transform 0.2s, box-shadow 0.2s; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2); letter-spacing: 0.3px; border: none; cursor: pointer; text-transform: uppercase; font-size: 14px; } .btn:hover { transform: translateY(-2px); } .btn-login { background-color: #EA7C07; } .btn-register { background-color: #26A9E0; } .hamburger-menu { display: none; } .mobile-menu-overlay { display: none; } .site-footer { background-color: #F5FBFF; color: #1B3443; padding-top: 50px; border-top: 2px solid #26A9E0; margin-top: 20px; } .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 40px; padding-left: 25px; padding-right: 25px; padding-bottom: 30px; } .footer-logo { font-size: 28px; font-weight: 900; color: #26A9E0; text-decoration: none; } .footer-column h3 { color: #26A9E0; font-size: 18px; margin-bottom: 20px; font-weight: 800; } .footer-nav { list-style: none; padding: 0; margin: 0; } .footer-nav li { margin-bottom: 12px; } .footer-nav a { text-decoration: none; color: #2F4A5A; font-weight: 500; transition: color 0.3s, padding-left 0.3s; } .footer-nav a:hover { color: #26A9E0; padding-left: 5px; } .footer-brand p { color: #2F4A5A; margin-top: 15px; line-height: 1.7; } .footer-copyright { text-align: center; padding: 20px; border-top: 1px solid #E1F0F8; background-color: #E1F3FA; } .footer-copyright p { color: #1B3443; margin: 0; font-weight: 500; } body { padding-top: var(--header-offset); } :root { --header-offset: 122px; } @media (max-width: 768px) { :root { --header-offset: 160px; } .header-container { width: 100%; max-width: none; padding-left: 15px; padding-right: 15px; justify-content: center; padding-top: 12px; padding-bottom: 8px; } .site-header { min-height: auto; } .hamburger-menu { display: inline-flex; position: absolute; left: 15px; top: 15px; flex-direction: column; justify-content: space-around; width: 32px; height: 32px; cursor: pointer; z-index: 1001; } .hamburger-menu span { display: block; width: 100%; height: 3px; background-color: #1B3443; transition: all 0.3s ease; border-radius: 3px; } .hamburger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); background-color: #26A9E0; } .hamburger-menu.active span:nth-child(2) { opacity: 0; } .hamburger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); background-color: #26A9E0; } .header-top { border-bottom: none; } .logo { order: 1; font-size: 28px; width: 100%; text-align: center; } .desktop-nav-buttons { display: none; } .mobile-nav-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; background-color: #FFFFFF; padding: 12px 15px 15px; width: 100%; order: 3; } .mobile-nav-buttons .btn { display: inline-block; } .main-nav { display: none; flex-direction: column; position: fixed; top: 0; left: 0; width: 300px; height: 100%; background-color: #FFFFFF; box-shadow: 2px 0 20px rgba(6, 53, 75, 0.2); z-index: 1000; transform: translateX(-100%); transition: transform 0.4s ease, display 0.4s ease; padding-top: 30px; } .main-nav.active { display: flex; transform: translateX(0); } .nav-container { flex-direction: column; justify-content: flex-start; align-items: stretch; padding-left: 15px; padding-right: 15px; padding-top: 10px; gap: 5px; max-width: none; } .nav-container a { font-size: 18px; padding: 14px 15px; text-align: left; font-weight: 700; color: #1B3443; text-transform: none; border-radius: 12px; margin-bottom: 5px; } .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 0.4s ease; } .mobile-menu-overlay.active { opacity: 1; visibility: visible; } body.no-scroll { overflow: hidden; } .header-top { padding-top: 5px; } .site-footer { padding-top: 30px; } .footer-container { grid-template-columns: 1fr; gap: 30px; padding-left: 20px; padding-right: 20px; } .footer-column h3 { margin-bottom: 15px; } .page-content img { max-width: 100% !important; height: auto !important; display: block; } .page-content { overflow-x: hidden; max-width: 100%; } body { overflow-x: hidden; } }
/* 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;
}