:root{--primary:#26A9E0;--secondary:#FFFFFF;--login:#EA7C07;--bg:#FFFFFF;--text-dark:#000000;--header-offset:122px;}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 2px 10px rgba(0,0,0,0.15);background-color:#FFFFFF;box-sizing:border-box;overflow-x:hidden;}body{padding-top:var(--header-offset);margin:0;}.header-top{box-sizing:border-box;height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;background-color:var(--primary);width:100%;}.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:20px;padding-right:20px;}.logo{display:inline-block;font-size:26px;font-weight:800;color:#FFFFFF;text-decoration:none;letter-spacing:1px;line-height:1;}.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;text-decoration:none;text-align:center;font-weight:700;border-radius:6px;padding:10px 20px;font-size:14px;line-height:1.2;border:none;cursor:pointer;box-sizing:border-box;transition:opacity 0.2s ease;}.btn:hover{opacity:0.88;}.btn-login{background-color:var(--login);color:#FFFFFF;box-shadow:0 2px 6px rgba(234,124,7,0.4);}.btn-register{background-color:#FFFFFF;color:var(--primary);box-shadow:0 2px 6px rgba(0,0,0,0.15);}.mobile-nav-buttons{box-sizing:border-box;display:none;min-height:48px;}.main-nav{box-sizing:border-box;height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;background-color:#0B3B52;width:100%;}.nav-container{box-sizing:border-box;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-list{display:flex;flex-direction:row;justify-content:center;align-items:center;list-style:none;margin:0;padding:0;gap:4px;flex-wrap:wrap;}.nav-list li{margin:0;padding:0;}.nav-link{display:inline-block;color:#FFFFFF;text-decoration:none;font-size:14px;font-weight:600;padding:6px 10px;border-radius:4px;white-space:nowrap;transition:background-color 0.2s ease,color 0.2s ease;}.nav-link:hover{background-color:var(--primary);color:#FFFFFF;}.hamburger-menu{display:none;background:transparent;border:none;cursor:pointer;padding:8px;margin-right:10px;flex-direction:column;justify-content:center;gap:5px;z-index:1001;}.hamburger-menu span{display:block;width:24px;height:3px;background-color:#FFFFFF;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);}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:999;}.mobile-menu-overlay.active{display:block;}body.no-scroll{overflow:hidden;}.site-footer{background-color:#0B3B52;color:#FFFFFF;font-size:14px;line-height:1.6;}.footer-top{padding:40px 0 20px;}.footer-container{max-width:1200px;margin:0 auto;padding:0 20px;box-sizing:border-box;}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}.footer-col{min-width:0;}.footer-about{display:flex;flex-direction:column;gap:12px;}.footer-logo{display:inline-block;font-size:24px;font-weight:800;color:#FFFFFF;text-decoration:none;letter-spacing:1px;}.footer-description{color:#D7E6EE;font-size:13px;margin:0;word-wrap:break-word;overflow-wrap:break-word;}.footer-title{font-size:15px;font-weight:700;color:#FFFFFF;margin:0 0 12px;text-transform:uppercase;letter-spacing:0.5px;}.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}.footer-nav li{margin:0;padding:0;}.footer-nav a{color:#D7E6EE;text-decoration:none;font-size:13px;transition:color 0.2s ease;}.footer-nav a:hover{color:var(--primary);}.footer-slot-anchor-inner{min-height:1px;}.footer-mid{padding:20px 0;border-top:1px solid rgba(255,255,255,0.15);margin-top:20px;}.footer-mid-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:10px;}.footer-bottom{background-color:#082C3E;padding:16px 0;border-top:1px solid rgba(255,255,255,0.1);}.footer-bottom p{margin:0;text-align:center;font-size:13px;color:#D7E6EE;}.footer-bottom a{display:none;}@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;}.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 15px;overflow:hidden;gap:10px;flex-wrap:nowrap;background-color:#FFFFFF;}.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{height:48px !important;min-height:48px !important;background-color:#0B3B52;display:none;position:fixed;top:0;left:0;width:280px;max-width:85%;height:100vh !important;min-height:100vh !important;z-index:1001;flex-direction:column;justify-content:flex-start;align-items:flex-start;padding-top:70px;transform:translateX(-100%);transition:transform 0.3s ease;overflow-y:auto;}.main-nav.active{display:flex !important;transform:translateX(0);}.nav-container{width:100%;max-width:none;padding:0;flex-direction:column;justify-content:flex-start;align-items:stretch;height:auto;}.hamburger-menu{display:flex;position:relative;z-index:2;}.nav-list{flex-direction:column;justify-content:flex-start;align-items:stretch;width:100%;gap:0;padding:0 10px;}.nav-list li{width:100%;border-bottom:1px solid rgba(255,255,255,0.08);}.nav-link{display:block;width:100%;padding:14px 12px;font-size:15px;box-sizing:border-box;}.footer-top-grid{grid-template-columns:1fr;gap:24px;}.footer-mid-row{grid-template-columns:1fr;gap:12px;}.footer-bottom p{font-size:12px;}.page-content img{max-width:100% !important;height:auto !important;display:block;}.page-content{overflow-x:hidden;max-width:100%;}body{overflow-x:hidden;}}
/* 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;
}