:root{--header-offset:122px;--primary:#017439;--secondary:#FFFFFF;--btn-red:#C30808;--btn-text:#FFFF00;--text-dark:#333333;--footer-bg:#0a2e1f;--footer-text:#e8f5ec;--footer-muted:#b3d4c1;}
*{box-sizing:border-box;}
body{padding-top:var(--header-offset);margin:0;font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;}
.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 16px rgba(0,0,0,0.18);background-color:var(--primary);}
.header-top{box-sizing:border-box;width:100%;height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;background-color:var(--primary);}
.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;padding-left:24px;padding-right:24px;}
.logo{display:inline-block;font-size:26px;font-weight:800;color:var(--secondary);text-decoration:none;letter-spacing:0.5px;white-space:nowrap;}
.logo:hover{color:#d9ffe9;}
.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{display:inline-block;padding:10px 20px;border-radius:6px;font-size:14px;font-weight:700;text-decoration:none;text-align:center;transition:all 0.25s ease;white-space:nowrap;border:none;cursor:pointer;line-height:1.2;}
.btn-login,.btn-register{background-color:var(--btn-red);color:var(--btn-text);box-shadow:0 3px 8px rgba(195,8,8,0.35);}
.btn-login:hover,.btn-register:hover{background-color:#a10606;color:#ffffff;transform:translateY(-1px);box-shadow:0 5px 14px rgba(195,8,8,0.45);}
.mobile-nav-buttons{display:none;box-sizing:border-box;min-height:48px;width:100%;max-width:100%;padding:8px 15px;overflow:hidden;background-color:#01542a;}
.main-nav{box-sizing:border-box;width:100%;height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;background-color:#014d26;border-top:1px solid rgba(255,255,255,0.12);}
.nav-container{box-sizing:border-box;width:100%;height:100%;max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:0 20px;position:relative;}
.nav-menu{display:flex;flex-direction:row;justify-content:center;align-items:center;list-style:none;margin:0;padding:0;gap:4px;flex-wrap:nowrap;}
.nav-menu li{margin:0;}
.nav-menu a{display:block;padding:6px 10px;color:var(--secondary);text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap;border-radius:4px;transition:background-color 0.2s ease,color 0.2s ease;}
.nav-menu a:hover,.nav-menu a.active{background-color:rgba(255,255,255,0.16);color:#ffff00;}
.hamburger-menu{display:none;background:none;border:none;padding:8px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;z-index:1001;}
.hamburger-menu span{display:block;width:26px;height:3px;background-color:var(--secondary);border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease;}
.hamburger-menu.active span:nth-child(1){transform:translateY(8px) rotate(45deg);}
.hamburger-menu.active span:nth-child(2){opacity:0;}
.hamburger-menu.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
.nav-overlay{display:none;}
.site-footer{background-color:var(--footer-bg);color:var(--footer-text);font-size:14px;line-height:1.7;}
.footer-top{padding:40px 0 24px;}
.footer-container{box-sizing:border-box;width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.footer-col{min-width:0;}
.footer-logo{display:inline-block;font-size:24px;font-weight:800;color:var(--secondary);text-decoration:none;margin-bottom:12px;}
.footer-logo:hover{color:#ffff00;}
.footer-description{color:var(--footer-muted);margin:0 0 12px;word-wrap:break-word;overflow-wrap:break-word;}
.footer-heading{font-size:16px;font-weight:700;color:var(--secondary);margin:0 0 14px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,0.15);}
.footer-nav{list-style:none;margin:0;padding:0;}
.footer-nav li{margin-bottom:8px;}
.footer-nav a{color:var(--footer-muted);text-decoration:none;transition:color 0.2s ease;}
.footer-nav a:hover{color:#ffff00;}
.footer-dynamic-col{min-width:0;}
.footer-slot-anchor-inner{min-height:1px;}
.footer-mid{padding:8px 0;}
.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:12px;}
.footer-bottom{background-color:#062117;border-top:1px solid rgba(255,255,255,0.1);padding:16px 0;}
.footer-bottom p{margin:0;text-align:center;color:var(--footer-muted);font-size:13px;}
@media (max-width:768px){
:root{--header-offset:110px;}
.header-top{height:60px !important;min-height:60px !important;}
.header-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;}
.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;}
.logo img{display:block !important;max-width:100%;height:auto;max-height:56px;}
.hamburger-menu{display:flex;position:relative;z-index:2;}
.main-nav{height:48px;min-height:48px;display:flex;}
.nav-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;justify-content:center;}
.nav-menu{display:none;}
.desktop-nav-buttons{display:none !important;}
.mobile-nav-buttons{display:flex !important;align-items:center;justify-content:center;width:100%;max-width:100%;box-sizing:border-box;padding-left:15px;padding-right: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;}
.main-nav{position:static;}
.nav-menu{display:none;position:fixed;top:var(--header-offset);left:0;bottom:0;width:80%;max-width:320px;background-color:#013a1e;flex-direction:column;justify-content:flex-start;align-items:stretch;padding:20px 10px;gap:0;transform:translateX(-100%);transition:transform 0.3s ease;z-index:1001;overflow-y:auto;}
.nav-menu.active{display:flex;transform:translateX(0);}
.nav-menu li{width:100%;}
.nav-menu a{padding:12px 16px;font-size:15px;border-radius:6px;}
.nav-overlay{display:none;position:fixed;top:var(--header-offset);left:0;right:0;bottom:0;background-color:rgba(0,0,0,0.55);z-index:999;}
.nav-overlay.active{display:block;}
.footer-top-grid{grid-template-columns:1fr;}
.footer-mid-grid{grid-template-columns:repeat(2,1fr);}
.page-content img{max-width:100% !important;height:auto !important;display:block;}
.page-content{overflow-x:hidden;max-width:100%;}
body{overflow-x:hidden;}
}
@media (max-width:480px){
.footer-mid-grid{grid-template-columns:1fr;}
}
/* 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;
}