:root{--header-offset:122px;--primary-color:#017439;--secondary-color:#FFFFFF;--btn-color:#C30808;--btn-text:#FFFF00;--footer-bg:#0b2b1e;--footer-text:#e8f5ee;--footer-muted:#a8c9b8;--footer-border:rgba(255,255,255,0.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding-top:var(--header-offset);font-family:'Segoe UI',Roboto,Arial,sans-serif;overflow-x:hidden}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 18px rgba(0,0,0,0.25)}.header-top{background-color:#013b1d;height:68px;min-height:68px;display:flex;align-items:center;width:100%;overflow:hidden}.header-container{width:100%;max-width:1200px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding-left:24px;padding-right:24px;gap:16px}.logo{display:inline-block;font-size:28px;font-weight:800;letter-spacing:1px;color:#FFFFFF;text-decoration:none;line-height:1;white-space:nowrap}.logo:hover{color:#FFFF00}.desktop-nav-buttons{display:flex;align-items:center;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;text-decoration:none;font-weight:700;border-radius:8px;border:2px solid transparent;cursor:pointer;transition:transform 0.2s ease,box-shadow 0.2s ease,background-color 0.2s ease;line-height:1.2}.btn-login{background-color:var(--btn-color);color:var(--btn-text);padding:10px 22px;font-size:15px;box-shadow:0 3px 10px rgba(195,8,8,0.45)}.btn-register{background-color:var(--btn-color);color:var(--btn-text);padding:10px 22px;font-size:15px;box-shadow:0 3px 10px rgba(195,8,8,0.45)}.btn-login:hover,.btn-register:hover{background-color:#a10606;transform:translateY(-1px);box-shadow:0 5px 14px rgba(195,8,8,0.6);color:#FFFF00}.mobile-nav-buttons{display:none;min-height:48px;box-sizing:border-box}.main-nav{background-color:var(--primary-color);height:52px;min-height:52px;display:flex;align-items:center;width:100%;overflow:hidden;border-top:2px solid rgba(0,0,0,0.15)}.nav-container{width:100%;max-width:1200px;margin:0 auto;height:100%;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:0 16px;gap:4px;flex-wrap:nowrap}.nav-link{display:inline-block;color:#FFFFFF;text-decoration:none;font-size:14px;font-weight:600;padding:8px 12px;border-radius:6px;white-space:nowrap;transition:background-color 0.2s ease,color 0.2s ease}.nav-link:hover,.nav-link.active{background-color:rgba(255,255,255,0.18);color:#FFFF00}.hamburger-menu{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:42px;height:42px;padding:6px;background-color:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.25);border-radius:8px;cursor:pointer;z-index:1001}.hamburger-menu span{display:block;width:22px;height:2.5px;background-color:#FFFFFF;border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease}.hamburger-menu.active span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}.hamburger-menu.active span:nth-child(2){opacity:0}.hamburger-menu.active span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}.menu-overlay{display:none;position:fixed;inset:0;background-color:rgba(0,0,0,0.55);z-index:999;opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease}.menu-overlay.active{display:block;opacity:1;visibility:visible}body.no-scroll{overflow:hidden}.site-footer{background-color:var(--footer-bg);color:var(--footer-text);font-size:14px;line-height:1.7}.footer-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}.footer-top{padding:44px 0 28px;border-bottom:1px solid var(--footer-border)}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;align-items:start}.footer-col{min-width:0}.footer-logo{display:inline-block;font-size:26px;font-weight:800;color:#FFFFFF;text-decoration:none;letter-spacing:1px;margin-bottom:14px}.footer-logo:hover{color:#FFFF00}.footer-description{color:var(--footer-muted);word-wrap:break-word;overflow-wrap:break-word;margin:0 0 12px;font-size:13.5px;line-height:1.75}.footer-col-title{color:#FFFFFF;font-size:16px;font-weight:700;margin:0 0 14px;padding-bottom:8px;position:relative}.footer-col-title::after{content:'';position:absolute;left:0;bottom:0;width:34px;height:3px;background-color:#FFFF00;border-radius:2px}.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}.footer-nav li{margin:0}.footer-nav a{color:var(--footer-muted);text-decoration:none;font-size:13.5px;transition:color 0.2s ease,padding-left 0.2s ease;display:inline-block}.footer-nav a:hover{color:#FFFF00;padding-left:4px}.footer-slot-anchor-inner{min-height:1px}.footer-dynamic-col{min-height:1px}.footer-mid{padding:26px 0;border-bottom:1px solid var(--footer-border)}.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:10px 0}.footer-mid-cell{min-width:0;min-height:1px}.footer-bottom-wrapper{padding:18px 0 6px}.footer-bottom{padding:14px 0 22px}.footer-copyright{margin:0;text-align:center;color:var(--footer-muted);font-size:13px}.footer-copyright a{color:var(--footer-muted);text-decoration:none}@media (max-width:768px){:root{--header-offset:110px}.header-top{height:60px;min-height:60px}.header-container{width:100%;max-width:none;padding-left:12px;padding-right:12px}.hamburger-menu{display:flex}.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;text-align:center;font-size:24px}.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:6px 12px;margin:0;overflow:hidden;gap:10px;flex-wrap:nowrap;background-color:#012a15;min-height:48px}.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:fixed;top:var(--header-offset);left:0;width:82%;max-width:320px;height:calc(100vh - var(--header-offset));min-height:0;display:none;flex-direction:column;justify-content:flex-start;align-items:stretch;background-color:#013b1d;overflow-y:auto;overflow-x:hidden;z-index:1000;transform:translateX(-100%);transition:transform 0.3s ease;box-shadow:4px 0 20px rgba(0,0,0,0.35);border-top:none;padding:12px 0}.main-nav.active{display:block;transform:translateX(0)}.nav-container{width:100%;max-width:none;height:auto;flex-direction:column;justify-content:flex-start;align-items:stretch;padding:0;gap:0}.nav-link{padding:14px 22px;font-size:15px;border-radius:0;border-bottom:1px solid rgba(255,255,255,0.1);white-space:normal}.footer-top-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-mid-grid{grid-template-columns:1fr 1fr;gap:14px}.footer-container{padding-left:16px;padding-right:16px}.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-top-grid{grid-template-columns:1fr}.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;
}