.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:#113B7A;box-shadow:0 4px 24px rgba(4,20,44,0.45);font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;min-height:auto}.site-header *,.site-footer *{margin:0;padding:0;box-sizing:border-box}.header-top{background:#08162B;width:100%;border-bottom:1px solid #244D84}.header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-left:32px;padding-right:32px;min-height:68px}.logo{color:#F3F8FF;font-size:1.65rem;font-weight:800;text-decoration:none;letter-spacing:.5px;white-space:nowrap;line-height:1.2;text-shadow:0 0 18px rgba(79,168,255,0.35);font-style:italic}.logo:hover{color:#F2C14E}.desktop-nav-buttons{display:flex;gap:12px;align-items:center}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:6px;font-size:.85rem;font-weight:700;text-decoration:none !important;transition:all .25s ease;cursor:pointer;line-height:1.2;border:none;box-shadow:0 2px 6px rgba(0,0,0,0.2)}.btn-register{background:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);color:#F3F8FF;border:1px solid rgba(79,168,255,0.4)}.btn-register:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(79,168,255,0.35)}.btn-login{background:linear-gradient(180deg,#F2C14E 0%,#D4A032 100%);color:#08162B;border:1px solid rgba(242,193,78,0.5)}.btn-login:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(242,193,78,0.3)}.btn-download{background:transparent;color:#F3F8FF;border:1.5px solid #1D5FD1}.btn-download:hover{background:#1D5FD1;transform:translateY(-2px)}.main-nav{background:#113B7A;width:100%;display:flex;min-height:52px;position:static;transform:none;transition:none;border-bottom:1px solid #1B3357}.nav-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding-left:20px;padding-right:20px;gap:4px;flex-wrap:wrap}.nav-link{color:#AFC4E8;font-size:.83rem;font-weight:600;text-decoration:none;padding:10px 14px;border-radius:4px;transition:color .2s ease,background .2s ease;white-space:nowrap}.nav-link:hover{color:#F3F8FF;background:rgba(29,95,209,0.25)}.nav-link.active{color:#F2C14E;font-weight:700}.mobile-nav-buttons{display:none}.mobile-menu-overlay{display:none}.hamburger-menu{display:none}@media (max-width:768px){.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:#113B7A;box-shadow:0 4px 20px rgba(4,20,44,0.5)}.header-top{background:#08162B;width:100%;min-height:60px;border-bottom:1px solid #244D84}.header-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;min-height:60px;display:flex;justify-content:space-between;align-items:center;gap:12px}.logo{color:#F3F8FF;font-size:1.3rem;font-weight:800;text-decoration:none;letter-spacing:.4px;line-height:1.2;flex:0 1 auto;text-align:center;text-shadow:0 0 14px rgba(79,168,255,0.3);font-style:italic}.desktop-nav-buttons{display:none}.main-nav{display:none;position:fixed;top:0;left:0;width:76%;max-width:340px;height:100vh;background:#0B1D3A;flex-direction:column;justify-content:flex-start;align-items:stretch;z-index:1002;transform:translateX(-100%);transition:transform .3s ease;padding-top:70px;overflow-y:auto;border-bottom:none}.main-nav.active{display:block;transform:translateX(0)}.nav-container{width:100%;max-width:none;display:flex;flex-direction:column;justify-content:flex-start;align-items:stretch;padding:10px 16px;gap:2px}.nav-link{color:#AFC4E8;font-size:1rem;font-weight:600;text-decoration:none;padding:13px 16px;border-radius:6px;border-left:3px solid transparent;transition:all .2s ease;white-space:normal;text-align:left}.nav-link:hover{color:#F3F8FF;background:rgba(29,95,209,0.25);border-left-color:#2B73F6}.nav-link.active{color:#F2C14E;border-left-color:#F2C14E;background:rgba(242,193,78,0.08)}.mobile-nav-buttons{display:flex;justify-content:center;align-items:center;gap:10px;padding:10px 12px;background:#0E2A4F;border-top:1px solid #244D84;flex-wrap:wrap;min-height:48px;width:100%;z-index:1001}.mobile-nav-buttons .btn{flex:1;min-width:calc(50% - 10px);padding:9px 8px;font-size:.78rem;text-align:center;justify-content:center}.mobile-nav-buttons .btn-download{flex:0 0 auto;width:100%;padding:9px 8px;font-size:.78rem}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(4,10,22,0.72);z-index:999;backdrop-filter:blur(2px)}.mobile-menu-overlay.active{display:block}.hamburger-menu{display:flex;flex-direction:column;justify-content:center;align-items:center;width:42px;height:42px;background:transparent;border:1px solid #244D84;border-radius:6px;cursor:pointer;z-index:1003;flex-shrink:0;padding:8px 7px}.hamburger-menu span{display:block;width:22px;height:2px;background:#AFC4E8;margin:3px 0;transition:all .3s ease;border-radius:2px}.hamburger-menu.active span:nth-child(1){transform:translateY(8px) rotate(45deg);background:#F2C14E}.hamburger-menu.active span:nth-child(2){opacity:0}.hamburger-menu.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg);background:#F2C14E}body{overflow-x:hidden}body.no-scroll{overflow:hidden}.site-footer{background:#08162B}.footer-container{max-width:1200px;margin:0 auto;padding-left:15px;padding-right:15px}.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 (min-width:769px){.site-header .hamburger-menu{display:none}}.site-footer{background:#08162B;color:#AFC4E8;padding:0;margin-top:60px;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;border-top:3px solid #F2C14E}.footer-container{max-width:1200px;margin:0 auto;padding:48px 32px 32px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}.footer-brand{display:flex;flex-direction:column;gap:14px}.footer-logo{color:#F3F8FF;font-size:1.7rem;font-weight:800;text-decoration:none;letter-spacing:.6px;font-style:italic;text-shadow:0 0 18px rgba(79,168,255,0.4)}.footer-logo:hover{color:#F2C14E}.footer-desc{font-size:.85rem;line-height:1.7;max-width:280px;color:#AFC4E8}.footer-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.badge{background:#122B4D;border:1px solid #244D84;color:#F3F8FF;font-size:.68rem;padding:3px 10px;border-radius:20px;letter-spacing:.3px;text-transform:uppercase}.footer-title{color:#F3F8FF;font-size:.9rem;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:1px;position:relative;padding-bottom:8px}.footer-title:after{content:'';position:absolute;bottom:0;left:0;width:28px;height:2px;background:#1D5FD1}.footer-links-column{min-width:150px}.footer-nav-links{display:flex;flex-direction:column;gap:10px}.footer-nav-links a{color:#AFC4E8;font-size:.83rem;text-decoration:none;transition:color .2s ease,padding-left .2s ease;padding-left:0;line-height:1.5}.footer-nav-links a:hover{color:#F2C14E;padding-left:6px}.footer-bottom{border-top:1px solid #122B4D;background:#061221;padding:14px 32px}.footer-bottom-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}.copyright-text{color:#AFC4E8;font-size:.78rem}.footer-legal-note{color:#5A7BAD;font-size:.72rem}.footer-nav-links a[href="#"]{cursor:pointer}.page-legal,.page-about,.page-contact,.page-support,.page-home{min-height:60vh}@media (max-width:768px){.footer-container{max-width:100%;padding:36px 16px 28px;grid-template-columns:1fr 1fr;gap:28px 20px}.footer-brand{grid-column:1 / -1;align-items:flex-start}.footer-desc{max-width:100%;font-size:.8rem}.footer-title{font-size:.8rem;margin-bottom:12px}.footer-links-column{min-width:0}.footer-nav-links{gap:8px}.footer-nav-links a{font-size:.78rem}.footer-bottom{padding:12px 16px}.footer-bottom-inner{flex-direction:column;justify-content:center;text-align:center}.footer-logo{font-size:1.4rem}.footer-legal-note{font-size:.68rem;line-height:1.5}.copyright-text{font-size:.72rem}}@media (max-width:420px){.footer-container{grid-template-columns:1fr;gap:24px}.footer-brand{grid-column:1}}.site-footer{background:#08162B;color:#AFC4E8;padding:0;margin-top:60px;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;border-top:3px solid #F2C14E}.footer-container{max-width:1200px;margin:0 auto;padding:48px 32px 32px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}.footer-brand{display:flex;flex-direction:column;gap:14px}.footer-logo{color:#F3F8FF;font-size:1.7rem;font-weight:800;text-decoration:none;letter-spacing:.6px;font-style:italic;text-shadow:0 0 18px rgba(79,168,255,0.4)}.footer-logo:hover{color:#F2C14E}.footer-desc{font-size:.85rem;line-height:1.7;max-width:280px}.footer-badges{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.badge{background:#122B4D;border:1px solid #244D84;color:#F3F8FF;font-size:.68rem;padding:3px 10px;border-radius:20px;letter-spacing:.3px}.footer-title{color:#F3F8FF;font-size:.9rem;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:1px;position:relative;padding-bottom:8px}.footer-links-column{min-width:150px}.footer-nav-links{display:flex;flex-direction:column;gap:10px}.footer-nav-links a{color:#AFC4E8;font-size:.83rem;text-decoration:none;transition:color .2s ease,padding-left .2s ease}.footer-nav-links a:hover{color:#F2C14E;padding-left:6px}.footer-bottom{border-top:1px solid #122B4D;background:#061221;padding:14px 32px}.footer-bottom-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}.copyright-text{color:#AFC4E8;font-size:.78rem}.footer-legal-note{color:#5A7BAD;font-size:.72rem}:root{--header-offset:122px}body{padding-top:var(--header-offset)}@media (max-width:768px){:root{--header-offset:166px}body{padding-top:var(--header-offset)}}
/* 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;
}