:root{--primary:#113B7A;--secondary:#1D5FD1;--header-offset:122px;--btn-gradient:linear-gradient(180deg,#2B73F6 0%,#1144A6 100%);--card-bg:#10233F;--text-main:#F3F8FF;--text-secondary:#AFC4E8;--border:#244D84;--glow:#4FA8FF;--gold:#F2C14E;--divider:#1B3357;--deep-navy:#08162B}.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;box-shadow:0 4px 15px rgba(0,0,0,.35);background:transparent;padding:0;margin:0;display:block;min-height:auto}.header-top{background:#08162B;width:100%;padding:10px 0;border-bottom:2px solid #244D84}.header-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-left:24px;padding-right:24px}.desktop-nav-buttons{display:flex;gap:12px;align-items:center}.main-nav{background:#113B7A;width:100%;display:flex;min-height:auto;padding:0;margin:0}.nav-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;gap:0;padding:0 20px;width:100%;flex-wrap:nowrap}.nav-link{color:#F3F8FF;text-decoration:none;font-size:13px;font-weight:600;padding:14px 12px;display:inline-block;letter-spacing:.3px;text-transform:uppercase;line-height:1.2;white-space:nowrap;transition:background-color .3s ease,color .3s;border-bottom:3px solid transparent}.nav-link:hover,.nav-link.active{background:rgba(255,255,255,.08);color:#F2C14E;border-bottom-color:#F2C14E}.logo{color:#F2C14E;font-size:1.35rem;font-weight:800;text-decoration:none;text-transform:uppercase;letter-spacing:.5px;line-height:1.2;display:inline-block;padding:6px 0}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--btn-gradient);color:#fff;text-decoration:none!important;font-weight:700;font-size:.88rem;padding:9px 22px;border-radius:25px;transition:o-transform .2s ease,box-shadow .2s ease;box-shadow:0 2px 8px rgba(79,168,255,.4)}.btn:hover{opacity:.92;box-shadow:0 4px 16px rgba(79,168,255,.6);transform:translateY(-1px)}.btn-login,.btn-register{border:none;cursor:pointer}.hamburger-menu{display:none}.mobile-nav-buttons{display:none}.mobile-menu-overlay{display:none}body{padding-top:var(--header-offset);margin:0}.site-footer{background:#08162B;color:#AFC4E8;border-top:3px solid #1D5FD1;padding:0;width:100%;margin-top:40px}.footer-container{max-width:1200px;margin:0 auto;display:flex;flex-wrap:wrap;gap:32px;padding:64px 24px 48px;box-sizing:border-box}.footer-column{flex:1;min-width:200px}.footer-brand .footer-logo{color:#F2C14E;font-size:1.5rem;font-weight:800;text-decoration:none;display:inline-block;margin-bottom:16px;letter-spacing:.4px}.footer-description{font-size:.9rem;line-height:1.7;margin-bottom:16px;color:#AFC4E8}.footer-hotline{font-size:1rem;color:#F3F8FF;font-weight:700}.footer-title{color:#F3F8FF;font-size:1.1rem;font-weight:700;margin-bottom:20px;text-transform:uppercase;letter-spacing:1px;position:relative;padding-bottom:10px}.footer-title:after{content:'';position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--gold)}.footer-nav{display:flex;flex-direction:column;gap:12px}.footer-nav a{color:#AFC4E8;text-decoration:none;font-size:.93rem;line-height:1.3;transition:color .3s ease;padding-left:0;display:inline-block;position:relative}.footer-nav a:hover{color:#F2C14E;padding-left:5px;transition:all .3s ease}.footer-bottom{background:#061120;padding:20px 0;border-top:1px solid #1B3357}.footer-bottom-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 24px;flex-wrap:wrap;gap:8px}.footer-copyright,.footer-license{color:#AFC4E8;font-size:.88rem;margin:0}.footer-bottom .footer-copyright{color:#AFC4E8;font-size:.88rem}@media(max-width:768px){body{padding-top:var(--header-offset,146px);overflow-x:hidden}.site-header{min-height:auto}.header-top{padding:8px 0;background:#08162B}.header-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1rem;margin-right:auto}.desktop-nav-buttons{display:none}.mobile-nav-buttons{display:flex;width:100%;background:#0a1a30;position:relative;z-index:999;padding:8px 0;border-bottom:1px solid var(--divider);justify-content:center}.mobile-nav-container{width:100%;max-width:none;display:flex;justify-content:center;gap:10px;padding:0 15px}.mobile-nav-buttons .btn{flex:1;max-width:160px;font-size:.8rem;padding:10px 10px;text-align:center;justify-content:center}.hamburger-menu{display:block;position:absolute;top:8px;left:16px;z-index:1100;background:transparent;border:none;cursor:pointer;padding:8px;width:40px;height:40px;box-sizing:border-box;transition:transform .3s ease}.hamburger-menu .bar{display:block;width:26px;height:3px;margin:5px auto;background:#F2C14E;border-radius:3px;transition:all .3s ease-in-out}.hamburger-menu.active .bar:nth-child(1){transform:translateY(8px) rotate(45deg)}.hamburger-menu.active .bar:nth-child(2){opacity:0}.hamburger-menu.active .bar:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.hamburger-menu svg{width:28px;height:28px}.main-nav{display:none;flex-direction:column;background:#08162B;position:fixed;top:0;left:0;height:100vh;width:80%;max-width:300px;z-index:1050;box-shadow:4px 0 12px rgba(0,0,0,.4);opacity:0;transform:translateX(-100%);transition:transform .3s ease,opacity .3s ease;padding-top:45px;overflow-y:auto}.main-nav.active{display:flex;transform:translateX(0);opacity:1}.nav-container{flex-direction:column;align-items:flex-start;justify-content:flex-start;width:100%;max-width:none;padding:10px 0;gap:0}.nav-link{width:100%;padding:14px 24px;border-bottom:1px solid #244D84;text-align:left;font-size:14px;text-transform:none;white-space:normal;color:#F3F8FF}.nav-link:hover,.nav-link.active{background:#113B7A;color:#F2C14E;border-bottom-color:#1D5FD1}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);z-index:1040;opacity:0;transition:opacity .3s ease}.mobile-menu-overlay.active{display:block;opacity:1}.footer-container{padding:48px 20px 48px;gap:24px}.footer-column{min-width:100%}.footer-bottom-container{flex-direction:column;align-items:center;text-align:center}.page-content img{max-width:100%!important;height:auto!important;display:block}.page-content{overflow-x:hidden;max-width:100%}body{overflow-x:hidden}:root{--header-offset:146px}.logo{position:relative;z-index:1100}.mobile-nav-buttons .btn{pointer-events:auto}.hamburger-menu.active+.mobile-nav-buttons{transform:none}}
/* 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;
}