:root{--primary:#2F6BFF;--secondary:#6FA3FF;--btn-gradient:linear-gradient(180deg,#4A8BFF 0%,#2F6BFF 100%);--card-bg:#FFFFFF;--bg-light:#F4F7FB;--text-main:#1F2D3D;--text-black:#000000;--border-color:#D6E2FF;--glow:#A5C4FF;--header-offset:122px;}*{margin:0;padding:0;box-sizing:border-box;}body{padding-top:var(--header-offset);font-family:'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;color:var(--text-main);background-color:var(--bg-light);}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 16px rgba(47,107,255,0.15);}.header-top{width:100%;height:68px;min-height:68px;background-color:#0F2350;display:flex;align-items:center;overflow:hidden;box-sizing:border-box;}.header-container{width:100%;height:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;display:flex;align-items:center;justify-content:space-between;box-sizing:border-box;}.logo{display:inline-block;font-size:26px;font-weight:800;color:#FFFFFF;text-decoration:none;letter-spacing:0.5px;line-height:1;}.logo img{display:block;max-height:60px;height:auto;width:auto;max-width:280px;object-fit:contain;}.hamburger-menu{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;background:transparent;border:none;cursor:pointer;padding:0;z-index:1001;}.hamburger-menu span{display:block;width:24px;height:3px;background-color:#FFFFFF;border-radius:2px;transition:all 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);}.desktop-nav-buttons{display:flex;align-items:center;gap:12px;}.btn{display:inline-block;text-decoration:none;font-weight:700;font-size:14px;line-height:1;text-align:center;border-radius:8px;padding:11px 22px;cursor:pointer;transition:all 0.25s ease;border:none;white-space:nowrap;}.btn-primary{background:var(--btn-gradient);color:#FFFFFF;box-shadow:0 4px 12px rgba(47,107,255,0.35);}.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);}.btn-outline{background:transparent;color:#FFFFFF;border:2px solid var(--secondary);}.btn-outline:hover{background:var(--secondary);color:#0F2350;}.mobile-nav-buttons{display:none;min-height:48px;width:100%;max-width:100%;box-sizing:border-box;}.main-nav{width:100%;height:52px;min-height:52px;background-color:var(--primary);display:flex;align-items:center;overflow:hidden;box-sizing:border-box;}.nav-container{width:100%;height:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;display:flex;align-items:center;justify-content:center;box-sizing:border-box;}.nav-menu{display:flex;flex-direction:row;align-items:center;justify-content:center;list-style:none;gap:4px;margin:0;padding:0;}.nav-item{margin:0;padding:0;}.nav-link{display:block;color:#FFFFFF;text-decoration:none;font-size:14px;font-weight:600;padding:8px 13px;border-radius:6px;transition:background-color 0.2s ease,color 0.2s ease;white-space:nowrap;}.nav-link:hover{background-color:rgba(255,255,255,0.18);}.nav-link.active{background-color:var(--secondary);color:#0F2350;}.menu-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,35,80,0.55);z-index:999;opacity:0;transition:opacity 0.3s ease;}.menu-overlay.active{display:block;opacity:1;}.site-footer{background-color:#0F2350;color:#C9D8F5;font-size:14px;line-height:1.7;}.footer-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;box-sizing:border-box;}.footer-top{padding:48px 0 24px;}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}.footer-col{min-width:0;}.footer-logo{display:inline-block;font-size:24px;font-weight:800;color:#FFFFFF;text-decoration:none;margin-bottom:14px;letter-spacing:0.5px;}.footer-description{color:#AFC4E8;font-size:13px;line-height:1.8;word-wrap:break-word;overflow-wrap:break-word;}.footer-title{font-size:15px;font-weight:700;color:#FFFFFF;margin-bottom:14px;}.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}.footer-nav li a{color:#AFC4E8;text-decoration:none;font-size:13px;transition:color 0.2s ease;}.footer-nav li a:hover{color:var(--secondary);}.footer-mid{padding:20px 0 8px;}.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:12px;}.footer-slot-anchor-inner{min-height:1px;}.footer-bottom{border-top:1px solid rgba(111,163,255,0.25);padding:18px 0;text-align:center;}.footer-copyright{color:#AFC4E8;font-size:13px;margin:0;}@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;position:relative;height:100%;}.hamburger-menu{display:flex;}.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;font-size:22px;text-align:center;}.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;min-height:48px;width:100%;max-width:100%;box-sizing:border-box;padding:6px 15px;overflow:hidden;gap:10px;flex-wrap:nowrap;background-color:#0F2350;}.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;display:none;flex-direction:column;position:fixed;top:var(--header-offset);left:0;width:82%;max-width:320px;height:auto !important;min-height:auto !important;background-color:var(--primary);padding:16px 0;overflow-y:auto;transform:translateX(-100%);transition:transform 0.3s ease;z-index:1000;box-shadow:6px 0 20px rgba(15,35,80,0.3);}.main-nav.active{display:block;transform:translateX(0);}.nav-container{width:100%;max-width:none;height:auto;padding-left:0;padding-right:0;flex-direction:column;justify-content:flex-start;}.nav-menu{flex-direction:column;width:100%;gap:0;align-items:stretch;}.nav-item{width:100%;}.nav-link{padding:13px 20px;font-size:14px;border-radius:0;text-align:left;}.nav-link:hover{background-color:rgba(255,255,255,0.12);}.footer-top{padding:36px 0 20px;}.footer-top-grid{grid-template-columns:1fr;gap:24px;}.footer-mid-grid{grid-template-columns:1fr;}.footer-container{padding-left:15px;padding-right:15px;}.page-content{overflow-x:hidden;max-width:100%;}.page-content img{max-width:100% !important;height:auto !important;display:block;}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;
}