:root { --header-offset: 122px; --primary: #017439; --primary-dark: #014d26; --primary-light: #039e4b; --bg-light: #f0f7f2; --text-dark: #222222; --text-light: #666666; --btn-login-bg: #C30808; --btn-register-bg: #C30808; --btn-login-text: #FFFF00; --btn-register-text: #FFFF00; } body { margin: 0; padding: 0; padding-top: var(--header-offset); font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background: #FFFFFF; color: var(--text-dark); } .site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: #FFFFFF; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15); } .header-top { background-color: var(--primary); width: 100%; } .header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; padding-left: 30px; padding-right: 30px; min-height: 68px; box-sizing: border-box; } .logo { font-size: 26px; font-weight: 800; color: #FFFFFF; text-decoration: none; letter-spacing: 1px; text-transform: uppercase; white-space: nowrap; display: inline-block; } .logo:hover { color: #FFD700; } .desktop-nav-buttons { display: flex; gap: 12px; align-items: center; } .btn { display: inline-block; padding: 10px 24px; border-radius: 6px; font-size: 15px; font-weight: 700; text-decoration: none; text-align: center; transition: all 0.3s ease; border: none; cursor: pointer; line-height: 1.4; text-transform: uppercase; letter-spacing: 0.5px; } .btn-login { background-color: var(--btn-login-bg); color: var(--btn-login-text); } .btn-login:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); } .btn-register { background-color: var(--btn-register-bg); color: var(--btn-register-text); } .btn-register:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); } .main-nav { background-color: #FFFFFF; width: 100%; display: flex; flex-direction: row; border-top: 2px solid var(--primary-light); border-bottom: 1px solid #E0E0E0; } .nav-container { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: row; justify-content: center; align-items: center; padding: 8px 20px; flex-wrap: wrap; gap: 4px; box-sizing: border-box; width: 100%; } .nav-link { color: #333333; text-decoration: none; font-size: 15px; font-weight: 600; padding: 10px 14px; border-radius: 4px; transition: all 0.3s ease; white-space: nowrap; } .nav-link:hover { color: var(--primary); background-color: var(--bg-light); } .nav-link.active { color: var(--primary); border-bottom: 2px solid var(--primary); } .mobile-nav-buttons { display: none; } .hamburger-menu { display: none; } .mobile-menu-overlay { display: none; } .site-footer { background-color: var(--primary-dark); color: #FFFFFF; margin-top: 40px; } .footer-container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; padding: 40px 30px; } .footer-logo a { color: #FFFFFF; font-size: 22px; font-weight: 800; text-decoration: none; text-transform: uppercase; letter-spacing: 1px; } .footer-logo a:hover { color: #FFD700; } .footer-desc { color: #CCCCCC; line-height: 1.6; font-size: 14px; margin: 12px 0 0; } .footer-column h4 { color: #FFFFFF; font-size: 18px; margin: 0 0 15px; text-transform: uppercase; font-weight: 600; border-bottom: 2px solid var(--primary-light); padding-bottom: 8px; display: inline-block; } .footer-nav { list-style: none; padding: 0; margin: 0; } .footer-nav li { margin-bottom: 10px; } .footer-nav a { color: #CCCCCC; text-decoration: none; font-size: 14px; transition: all 0.3s ease; } .footer-nav a:hover { color: #FFD700; padding-left: 5px; } .footer-bottom { background-color: #012b16; padding: 15px 30px; text-align: center; border-top: 1px solid #014d26; } .footer-bottom p { margin: 0; color: #AAAAAA; font-size: 14px; } @media (max-width: 768px) { :root { --header-offset: 110px; } .header-container { width: 100%; max-width: none; min-height: 60px; padding-left: 15px; padding-right: 15px; } .logo { font-size: 20px; } .desktop-nav-buttons { display: none; } .main-nav { display: none; position: fixed; top: 0; left: 0; width: 280px; height: 100vh; flex-direction: column; justify-content: flex-start; align-items: stretch; background-color: #FFFFFF; transform: translateX(-100%); transition: transform 0.3s ease, display 0.3s ease; z-index: 1002; padding-top: 20px; overflow-y: auto; border-top: none; border-right: 1px solid #E0E0E0; } .main-nav.active { display: flex; transform: translateX(0); } .nav-container { flex-direction: column; align-items: stretch; width: 100%; max-width: none; padding: 0; } .nav-link { display: block; padding: 14px 24px; font-size: 16px; border-bottom: 1px solid #F5F5F5; text-align: left; border-radius: 0; } .mobile-nav-buttons { display: flex; width: 100%; justify-content: center; align-items: center; gap: 10px; padding: 10px 15px; background-color: var(--primary); box-sizing: border-box; } .mobile-nav-buttons .btn { flex: 1; max-width: 200px; font-size: 14px; padding: 8px 12px; } .hamburger-menu { display: flex; flex-direction: column; justify-content: center; align-items: center; width: 44px; height: 44px; cursor: pointer; position: fixed; top: 8px; left: 12px; z-index: 1004; background-color: transparent; border-radius: 6px; } .hamburger-menu span { display: block; width: 22px; height: 2px; background-color: #FFFFFF; margin: 3px 0; transition: all 0.3s ease; border-radius: 2px; } .hamburger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); background-color: #FFFFFF; } .hamburger-menu.active span:nth-child(2) { opacity: 0; } .hamburger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); background-color: #FFFFFF; } .mobile-menu-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.5); z-index: 1001; } .mobile-menu-overlay.active { display: block; } body.no-scroll { overflow: hidden; } .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-container { grid-template-columns: 1fr; padding: 30px 20px; } .footer-bottom { padding: 12px 20px; } } @media (min-width: 769px) { .hamburger-menu { display: none !important; } .mobile-menu-overlay { display: none !important; } .mobile-nav-buttons { display: none !important; } .main-nav { display: flex !important; transform: none; } }
/* 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;
}