.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background-color: #ffffff; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); border-bottom: 1px solid #E0E0E0; font-family: 'Segoe UI', Roboto, Arial, sans-serif; } .header-top { background-color: #E53935; width: 100%; } .header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding: 0 30px; min-height: 68px; box-sizing: border-box; } .logo { color: #fff; font-size: 32px; font-weight: 900; text-decoration: none; letter-spacing: 2px; text-shadow: 2px 2px 0 rgba(0,0,0,0.2); text-transform: uppercase; line-height: 1.2; } .desktop-nav-buttons { display: flex; gap: 12px; align-items: center; } .desktop-nav-buttons .btn, .mobile-nav-buttons .btn { background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #ffffff; padding: 10px 20px; border-radius: 24px; text-decoration: none; font-weight: bold; font-size: 14px; border: none; cursor: pointer; display: inline-block; transition: all 0.3s ease; } .desktop-nav-buttons .btn:hover, .mobile-nav-buttons .btn:hover { opacity: 0.9; transform: scale(1.02); box-shadow: 0 4px 10px rgba(229, 57, 53, 0.3); } .main-nav { background-color: #ffffff; width: 100%; display: flex; box-shadow: inset 0 2px 4px rgba(0,0,0,0.05); } .nav-container { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: row; justify-content: center; align-items: center; padding: 8px 20px; gap: 8px; flex-wrap: wrap; box-sizing: border-box; width: 100%; } .nav-container a { color: #333333; text-decoration: none; font-weight: 600; font-size: 14px; padding: 8px 12px; border-radius: 20px; transition: all 0.3s ease; white-space: nowrap; } .nav-container a:hover { background-color: #E53935; color: #fff; } .mobile-nav-buttons { display: none; } .hamburger-menu { display: none; } .mobile-menu-overlay { display: none; } @media (min-width: 769px) and (max-width: 1024px) { .nav-container a { padding: 8px 8px; font-size: 13px; } } @media (max-width: 768px) { :root { --header-offset: 144px; } .site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: #ffffff; } .header-top { background-color: #E53935; width: 100%; min-height: 60px; } .header-container { width: 100%; max-width: none; padding: 10px 20px; min-height: 60px; display: flex; justify-content: space-between; align-items: center; } .logo { font-size: 24px; } .desktop-nav-buttons { display: none; } .mobile-nav-buttons { display: flex; gap: 10px; justify-content: center; padding: 8px 15px; width: 100%; box-sizing: border-box; background: #fff; box-shadow: inset 0 2px 4px rgba(0,0,0,0.05); } .mobile-nav-buttons .btn { padding: 8px 16px; font-size: 13px; flex: 1; text-align: center; row-gap: 10px; } .main-nav { background: #ffffff; flex-direction: column; position: fixed; top: 0; left: 0; width: 75%; max-width: 300px; height: 100%; z-index: 1002; padding-top: 70px; transform: translateX(-100%); transition: transform 0.3s ease-in-out; display: none; overflow-y: auto; } .main-nav.active { display: block; transform: translateX(0); } .nav-container { flex-direction: column; align-items: flex-start; padding: 15px 20px; width: 100%; max-width: none; } .nav-container a { width: 100%; padding: 12px 15px; border-radius: 8px; font-size: 16px; color: #333333; } .nav-container a:hover { background-color: #E53935; color: #fff; } .hamburger-menu { display: flex; flex-direction: column; justify-content: center; width: 40px; height: 40px; cursor: pointer; z-index: 1003; background: transparent; border: none; gap: 6px; } .hamburger-menu span { display: block; width: 24px; height: 3px; background: #fff; border-radius: 2px; transition: 0.3s; margin-left: auto; margin-right: auto; } .hamburger-menu.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); } .hamburger-menu.active span:nth-child(2) { opacity: 0; } .hamburger-menu.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); } .mobile-menu-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: #000; opacity: 0.5; z-index: 999; } .mobile-menu-overlay.active { display: block; } body.no-scroll { overflow: hidden; } body { padding-top: var(--header-offset); } .page-content img { max-width: 100% !important; height: auto !important; display: block; } .page-content { overflow-x: hidden; max-width: 100%; } body { overflow-x: hidden; } } .site-footer { background-color: #f5f7fa; border-top: 3px solid #E53935; padding: 40px 0 20px; margin-top: 40px; color: #333333; font-family: 'Segoe UI', Roboto, Arial, sans-serif; } .site-footer .footer-container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; box-sizing: border-box; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; box-sizing: border-box; } .footer-brand { flex: 1 1 300px; } .footer-brand p { color: #666; font-size: 14px; line-height: 1.6; margin-top: 10px; } .footer-logo a { color: #E53935; text-decoration: none; font-size: 26px; font-weight: 800; text-transform: uppercase; } .footer-links { flex: 0 0 auto; min-width: 150px; } .footer-links h4 { color: #333; font-size: 16px; margin-bottom: 15px; font-weight: 600; } .footer-links ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; } .footer-links ul li a { color: #555; text-decoration: none; font-size: 14px; transition: color 0.3s; } .footer-links ul li a:hover { color: #E53935; } .footer-copyright { font-size: 13px; color: #888; margin-top: 20px; }
/* 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;
}