.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;display:block;background:#B71C1C;box-shadow:0 4px 12px rgba(0,0,0,0.55);border-bottom:3px solid #F2B544}.header-top,.main-nav,.mobile-nav-buttons,.mobile-menu-overlay,.hamburger-menu{display:none}.header-top{display:block;width:100%;background:linear-gradient(180deg,#7A0E0E 0%,#7A0E0E 100%)}.header-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:space-between;align-items:center;padding:12px 30px;width:100%;box-sizing:border-box}.logo{display:flex;align-items:center;text-decoration:none;font-size:1.6rem;font-weight:900;letter-spacing:0px;text-transform:uppercase;background:linear-gradient(180deg,#FFD86A 0%,#E6B800 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;white-space:nowrap;line-height:1.2;text-shadow:none}.logo:hover{filter:brightness(1.1)}.desktop-nav-buttons{display:flex;flex-direction:row;align-items:center;gap:12px;margin-left:auto}.main-nav{display:flex;background-color:#B71C1C;width:100%;position:static;flex-direction:row;align-items:center;justify-content:center}.nav-container{max-width:1200px;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;gap:4px;flex-wrap:wrap;width:100%;padding:4px 15px;box-sizing:border-box}.nav-container a{color:#FFF5E1;text-decoration:none;padding:8px 16px;font-size:0.95rem;font-weight:600;white-space:nowrap;text-transform:uppercase;display:block;color:#FFF5E1;border-radius:30px;transition:color 0.3s ease,background 0.3s ease}.nav-container a:hover,.nav-container a.active{background:#E53935;color:#FFF5E1;border-radius:30px}.btn{display:inline-block;text-decoration:none!important;border:none;cursor:pointer;font-weight:800;text-align:center;transition:all 0.3s ease;border-radius:50px;padding:10px 22px;font-size:0.9rem;line-height:1.2;color:#7A0E0E!important;background:linear-gradient(180deg,#FFD86A 0%,#E6B800 100%)!important;box-shadow:0 2px 6px rgba(0,0,0,0.4)}.btn:hover{filter:brightness(1.05);transform:translateY(-2px);box-shadow:0 4px 12px #FFCC66}.btn-register{color:#7A0E0E!important}.btn-login{color:#7A0E0E!important}.btn-download{color:#7A0E0E!important}.mobile-nav-buttons{display:none}.hamburger-menu{display:none}.mobile-menu-overlay{display:none}.site-header{padding-bottom:0}.header-container{padding-top:14px;padding-bottom:14px}.site-footer{background:#7A0E0E;color:#FFF5E1;padding-top:50px;margin-top:0}.footer-container{max-width:1200px;margin:0 auto;padding:0 25px 20px;width:100%;box-sizing:border-box}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px;border-bottom:1px solid rgba(244,211,77,0.3)}.footer-brand p{font-size:0.9rem;color:#fde9c8;line-height:1.6;margin:15px 0 8px}.footer-logo{display:inline-block;font-size:1.5rem;font-weight:900;background:linear-gradient(180deg,#FFD86A 0%,#E6B800 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;text-decoration:none}.footer-nav-column h4{color:#F4D34D;font-size:1.1rem;font-weight:800;margin:0 0 15px;padding-bottom:5px;border-bottom:2px solid #E53935;display:inline-block}.footer-nav{list-style:none;padding:0;margin:0;display:block}.footer-nav li{margin-bottom:12px;padding:0;border:none;background:none}.footer-nav li a{color:#FFF5E1;text-decoration:none;font-size:0.9rem;transition:color 0.3s ease,padding-left 0.3s ease}.footer-nav li a:hover{color:#F4D34D;padding-left:5px;text-decoration:underline;text-decoration-color:#E53935}.footer-contact{font-size:0.9rem;color:#FFD86A!important}.footer-bottom{text-align:center;padding-top:20px;color:rgba(255,245,225,0.8);font-size:0.9rem}.footer-bottom p{margin:0}.site-footer a{text-decoration:none}.footer-grid a{color:#FFF5E1}@media(max-width:768px){body{padding-top:150px!important}.header-top{display:block}.header-container{max-width:100%;width:100%;padding-left:15px;padding-right:15px;min-height:60px;flex-wrap:wrap}.logo{font-size:1.3rem}.desktop-nav-buttons{display:none}.hamburger-menu{display:flex;flex-direction:column;justify-content:center;align-items:center;width:40px;height:40px;cursor:pointer;background:transparent;border:1px solid #FFD86A;border-radius:8px;padding:8px;z-index:1002;order:-1;margin-left:0}.hamburger-menu span{display:block;width:100%;height:3px;background:#FFD86A;margin:3px 0;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)}.mobile-nav-buttons{display:block;width:100%;background:#B71C1C;padding:8px 10px 12px;box-shadow:0 4px 8px rgba(0,0,0,0.25)}.mobile-buttons-container{width:100%;max-width:100%;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;gap:8px;padding:5px 0}.mobile-buttons-container .btn{flex:1;width:auto;max-width:170px;padding:12px 10px;font-size:0.82rem;white-space:nowrap}.main-nav{display:block;position:fixed;top:0;left:0;right:auto;bottom:0;width:280px;height:100vh;overflow-y:auto;background:#7A0E0E;box-shadow:2px 0 20px rgba(0,0,0,0.6);transform:translateX(-100%);transition:transform 0.3s ease;z-index:1001;box-sizing:border-box;padding-top:70px}.main-nav.active{display:block;transform:translateX(0)}.nav-container{width:100%;max-width:100%;padding:15px;display:flex;flex-direction:column;align-items:stretch;justify-content:flex-start}.nav-container a{display:block;padding:12px 15px;font-size:0.95rem;text-align:center;border-bottom:1px solid rgba(255,245,225,0.1);white-space:normal}.mobile-menu-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:1000;pointer-events:auto}.mobile-menu-overlay.active{display:block}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-container{width:100%;max-width:100%;padding-left:15px;padding-right:15px}.header-container>*{margin-left:4px;margin-right:4px}.header-container{justify-content:flex-start}.header-container .logo{margin-left:8px;flex:1;text-align:center}.logo{order:1}.hamburger-menu{order:-1}.site-header{min-height:auto}.body{padding-top:160px}.page-content{overflow-x:hidden}.page-content img{max-width:100%!important;height:auto!important;display:block}.page-content{overflow-x:hidden;max-width:100%}}body{margin:0;padding:0}.site-footer p,.site-footer a{font-family:'Be Vietnam','Inter',system-ui,-apple-system,sans-serif}.site-footer{border-top:4px solid #F2B544}#copyright-year{font-weight:bold}.btn:link,.btn:visited,.btn:hover,.btn:active,.btn:focus{color:#7A0E0E!important}.site-footer .footer-grid a{color:#FFF5E1}.site-footer .footer-grid a:hover{color:#FFCC66}.footer-bottom p{color:rgba(255,255,255,0.75)}:root{--header-offset:125px}#site-header-placeholder{height:125px}.navbar-placeholder{height:125px}body{padding-top:125px}@media(max-width:768px){:root{--header-offset:154px}#site-header-placeholder{height:154px}.navbar-placeholder{height:154px}body{padding-top:154px}}
/* 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;
}