:root{--primary:#113B7A;--secondary:#1D5FD1;--card-bg:#10233F;--text-main:#F3F8FF;--text-secondary:#AFC4E8;--border-color:#244D84;--glow:#4FA8FF;--gold:#F2C14E;--divider:#1B3357;--deep-navy:#08162B;--btn-gradient:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);--header-offset:122px;}*{box-sizing:border-box;}body{margin:0;padding-top:var(--header-offset);font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background-color:var(--deep-navy);color:var(--text-main);}a{text-decoration:none;}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 20px rgba(0,0,0,0.55);background-color:var(--deep-navy);}.header-top{box-sizing:border-box;height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;background-color:var(--deep-navy);width:100%;border-bottom:1px solid var(--divider);}.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:28px;font-weight:800;letter-spacing:1px;color:var(--gold);text-decoration:none;line-height:1;text-shadow:0 0 12px rgba(242,193,78,0.45);}.logo:hover{color:var(--glow);}.desktop-nav-buttons{display:flex;gap:12px;align-items:center;}.mobile-nav-buttons{box-sizing:border-box;display:none;min-height:48px;}.btn{display:inline-flex;align-items:center;justify-content:center;text-align:center;background:var(--btn-gradient);color:#FFFFFF;font-weight:700;font-size:15px;padding:10px 20px;border-radius:8px;border:1px solid rgba(79,168,255,0.55);box-shadow:0 2px 10px rgba(43,115,246,0.4);text-decoration:none;line-height:1.2;transition:transform 0.2s ease,box-shadow 0.2s ease,filter 0.2s ease;}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(79,168,255,0.6);filter:brightness(1.08);}.btn-login{background:var(--deep-navy);color:var(--text-main);border:1px solid var(--border-color);box-shadow:none;}.btn-login:hover{border-color:var(--glow);box-shadow:0 4px 14px rgba(79,168,255,0.35);}.main-nav{box-sizing:border-box;height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;background-color:var(--primary);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 24px;position:relative;}.nav-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:row;justify-content:center;align-items:center;gap:6px;flex-wrap:wrap;}.nav-list li{margin:0;padding:0;}.nav-link{display:inline-block;color:var(--text-main);font-size:14px;font-weight:600;padding:8px 12px;border-radius:6px;text-decoration:none;white-space:nowrap;transition:color 0.2s ease,background-color 0.2s ease;}.nav-link:hover,.nav-link.active{color:var(--gold);background-color:rgba(79,168,255,0.16);}.hamburger-menu,.nav-overlay{display:none;}.site-footer{background-color:var(--card-bg);color:var(--text-main);border-top:1px solid var(--border-color);}.footer-container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}.footer-top{padding:40px 0 20px;}.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:var(--gold);margin-bottom:14px;letter-spacing:1px;text-decoration:none;}.footer-logo:hover{color:var(--glow);}.footer-description{color:var(--text-secondary);font-size:14px;line-height:1.7;margin:0 0 12px;word-wrap:break-word;overflow-wrap:break-word;}.footer-col-title{font-size:16px;font-weight:700;color:var(--gold);margin:0 0 14px;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:var(--text-secondary);font-size:14px;line-height:1.5;text-decoration:none;transition:color 0.2s ease;display:inline-block;}.footer-nav a:hover{color:var(--glow);}.footer-slot-anchor-inner{min-height:0;}.footer-mid{padding:10px 0 20px;}.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:10px;}.footer-bottom-anchor{margin:0;padding:0;}.footer-bottom{border-top:1px solid var(--divider);padding:18px 0;background-color:var(--deep-navy);}.footer-copy{text-align:center;color:var(--text-secondary);font-size:13px;margin:0;}.footer-copy a{color:var(--text-secondary);}.no-scroll{overflow:hidden;}@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;}.logo{flex:1 !important;display:flex !important;justify-content:center !important;align-items:center !important;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-left:15px;padding-right:15px;overflow:hidden;gap:10px;flex-wrap:nowrap;background-color:var(--deep-navy);border-bottom:1px solid var(--divider);}.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:flex;background-color:var(--primary);}.nav-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;justify-content:flex-start;}.hamburger-menu{display:flex !important;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;background:transparent;border:1px solid var(--border-color);border-radius:8px;cursor:pointer;padding:0;position:relative;z-index:1001;margin-right:10px;flex-shrink:0;}.hamburger-menu span{display:block;width:22px;height:2px;background-color:var(--text-main);border-radius:2px;transition:transform 0.3s ease,opacity 0.3s ease;}.hamburger-menu.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}.hamburger-menu.active span:nth-child(2){opacity:0;}.hamburger-menu.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}.nav-overlay{display:none;position:fixed;inset:0;background:rgba(8,22,43,0.75);z-index:999;}.nav-overlay.active{display:block;}.nav-list{position:fixed;top:0;left:0;bottom:0;width:280px;max-width:85%;flex-direction:column;justify-content:flex-start;align-items:stretch;gap:4px;background-color:var(--primary);padding:80px 16px 24px;margin:0;overflow-y:auto;transform:translateX(-100%);transition:transform 0.3s ease;z-index:1000;box-shadow:4px 0 20px rgba(0,0,0,0.5);display:none;}.nav-list.active{display:flex;transform:translateX(0);}.nav-list li{width:100%;}.nav-link{display:block;width:100%;font-size:15px;padding:12px 14px;border-radius:6px;white-space:normal;}.footer-top{padding:28px 0 15px;}.footer-top-grid{grid-template-columns:1fr 1fr;gap:20px;}.footer-mid-grid{grid-template-columns:1fr 1fr;gap:15px;}.footer-container{padding-left:15px;padding-right:15px;}}@media (max-width:480px){.footer-top-grid{grid-template-columns:1fr;}.footer-mid-grid{grid-template-columns: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;}}
/* 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;
}