:root{--header-offset:122px;--primary:#017439;--primary-dark:#00532a;--primary-light:#e8f5ee;--accent:#C30808;--cta-text:#FFFF00;--white:#ffffff;--dark:#1a1a1a;--text:#2d2d2d;--gray:#f5f5f5;--footer-bg:#0d3b22;--shadow:0 2px 12px rgba(0,0,0,0.15)}*{margin:0;padding:0;box-sizing:border-box}body{padding-top:var(--header-offset);font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--white);color:var(--text);overflow-x:hidden}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:var(--white);box-shadow:0 2px 16px rgba(0,0,0,0.18);border-bottom:3px solid var(--primary);min-height:auto}.site-header .header-top{background:var(--white);width:100%;border-bottom:1px solid #e0e0e0}.site-header .header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;min-height:68px;padding:8px 24px}.site-header .logo{display:inline-block;font-size:32px;font-weight:900;color:var(--primary);text-decoration:none;letter-spacing:-0.5px;line-height:1.2;text-transform:lowercase;font-style:italic;transition:color 0.3s ease}.site-header .logo:hover{color:var(--primary-dark)}.desktop-nav-buttons{display:flex;align-items:center;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;text-decoration:none;padding:10px 18px;border-radius:6px;transition:all 0.3s ease;border:2px solid transparent;cursor:pointer;line-height:1.2;color:#fff}.btn-login{background:var(--accent);color:var(--cta-text);border-color:var(--accent)}.btn-login:hover{background:#a00606;border-color:#a00606;transform:translateY(-2px);box-shadow:0 4px 12px rgba(195,8,8,0.3)}.btn-register{background:var(--primary);color:var(--cta-text);border-color:var(--primary)}.btn-register:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 12px rgba(1,116,57,0.3)}.site-header .main-nav{background:var(--primary);width:100%;display:flex;min-height:52px}.site-header .nav-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;width:100%;padding:0 20px;flex-wrap:nowrap}.site-header .nav-link{display:inline-block;color:var(--cta-text);text-decoration:none;font-size:14px;font-weight:600;padding:14px 12px;white-space:nowrap;transition:background-color 0.3s ease,color 0.3s ease;border-bottom:3px solid transparent}.site-header .nav-link:hover{background:rgba(255,255,255,0.15);color:#fff}.site-header .nav-link.active{background:rgba(255,255,255,0.2);color:#fff;border-bottom-color:var(--cta-text)}.mobile-nav-buttons{display:none}.hamburger-menu{display:none}.mobile-menu-overlay{display:none}@media(max-width:768px){:root{--header-offset:110px}body{padding-top:var(--header-offset)}.site-header{box-shadow:0 2px 10px rgba(0,0,0,0.15)}.site-header .header-container{width:100%;max-width:none;min-height:60px;padding:8px 15px;justify-content:center;position:relative}.site-header .logo{font-size:28px;order:0}.hamburger-menu{display:flex;flex-direction:column;justify-content:center;gap:6px;width:40px;height:40px;cursor:pointer;position:absolute;left:10px;top:50%;transform:translateY(-50%);z-index:1002;background:transparent;border:none;padding:8px}.hamburger-menu span{display:block;width:28px;height:4px;background:var(--primary);border-radius:2px;transition:all 0.3s ease}.hamburger-menu.active span:nth-child(1){transform:rotate(45deg) translate(6px,6px)}.hamburger-menu.active span:nth-child(2){opacity:0}.hamburger-menu.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.desktop-nav-buttons{display:none}.mobile-nav-buttons{display:flex;justify-content:center;gap:12px;padding:10px 15px;background:var(--white);border-top:1px solid #eaeaea;min-height:48px}.btn{padding:8px 16px;font-size:13px}.mobile-nav-buttons .btn{flex:0 1 auto}.site-header .main-nav{display:none;flex-direction:column;position:fixed;top:0;left:0;height:100%;width:85%;max-width:340px;background:var(--primary);z-index:1001;transform:translateX(-100%);transition:transform 0.4s ease;overflow-y:auto}.site-header .main-nav.active{display:flex;transform:translateX(0)}.site-header .nav-container{flex-direction:column;align-items:stretch;width:100%;max-width:none;padding:10px 0}.site-header .nav-link{padding:16px 20px;font-size:15px;border-bottom:1px solid rgba(255,255,255,0.1);text-align:left}.site-header .nav-link.active{background:rgba(255,255,255,0.1)}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.6);z-index:1000;opacity:0;transition:opacity 0.4s ease}.mobile-menu-overlay.active{opacity:1}.mobile-menu-overlay.visible{display:block}.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:var(--footer-bg);color:var(--white);padding:60px 20px 0;margin-top:40px}.site-footer .footer-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.1)}.site-footer .footer-column .logo{font-size:28px;color:var(--white);font-weight:900;font-style:italic;letter-spacing:-0.5px}.site-footer .footer-description{margin-top:16px;line-height:1.7;font-size:14px;color:rgba(255,255,255,0.85);text-align:justify}.site-footer .footer-title{font-size:18px;font-weight:700;margin-bottom:20px;color:var(--cta-text);text-transform:uppercase;letter-spacing:1px;padding-bottom:10px;position:relative}.site-footer .footer-title::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:3px;background:var(--primary)}.site-footer .footer-nav{display:flex;flex-direction:column;gap:12px}.site-footer .footer-link{color:rgba(255,255,255,0.8);text-decoration:none;font-size:14px;transition:color 0.3s ease,padding-left 0.3s ease}.site-footer .footer-link:hover{color:var(--cta-text);padding-left:8px}.site-footer .footer-bottom{max-width:1200px;margin:0 auto;padding:20px 0;text-align:center;color:rgba(255,255,255,0.6);font-size:14px}.site-footer .footer-bottom p{line-height:1.6}.site-footer .footer-bottom a{color:rgba(255,255,255,0.8);text-decoration:none}.site-footer .footer-bottom a:hover{color:var(--cta-text)}@media(max-width:768px){.site-footer{padding:40px 15px 0}.site-footer .footer-container{grid-template-columns:1fr;gap:32px;padding-bottom:32px}.site-footer .footer-column .brand-column{text-align:center}.site-footer .footer-title{margin-bottom:14px}.site-footer .footer-link{font-size:14px}}
/* 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;
}