:root{--primary:#FF8C1A;--secondary:#FFA53A;--btn-gradient:linear-gradient(180deg,#FFA53A 0%,#D96800 100%);--card-bg:#17191F;--bg:#0D0E12;--text-main:#FFF3E6;--border:#A84F0C;--glow:#FFB04D;--deep-orange:#D96800;--header-offset:122px;}*{box-sizing:border-box;}body{margin:0;padding-top:var(--header-offset);background:var(--bg);color:var(--text-main);font-family:Arial,Helvetica,sans-serif;overflow-x:hidden;}.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;box-shadow:0 4px 18px rgba(0,0,0,.65);}.header-top{height:68px;min-height:68px;display:flex;align-items:center;overflow:hidden;width:100%;background:linear-gradient(90deg,#0D0E12 0%,#17191F 100%);border-bottom:1px solid var(--border);}.header-container{width:100%;max-width:1200px;height:100%;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding-left:24px;padding-right:24px;}.logo{display:inline-block;color:var(--primary);font-size:28px;font-weight:900;letter-spacing:1px;text-decoration:none;text-transform:lowercase;text-shadow:0 0 10px rgba(255,140,26,.6);}.logo img{display:block;max-height:60px;height:auto;width:auto;max-width:280px;object-fit:contain;}.desktop-nav-buttons{display:flex;gap:12px;align-items:center;}.btn{display:inline-block;text-decoration:none;text-align:center;border-radius:8px;font-weight:700;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;border:1px solid var(--border);}.btn-login{background:var(--card-bg);color:var(--text-main);padding:9px 20px;font-size:14px;}.btn-login:hover{box-shadow:0 0 14px var(--glow);transform:translateY(-2px);}.btn-register{background:var(--btn-gradient);color:#0D0E12;padding:10px 22px;font-size:14px;box-shadow:0 0 14px rgba(255,176,77,.5);}.btn-register:hover{box-shadow:0 0 22px var(--glow);transform:translateY(-2px);}.mobile-nav-buttons{display:none;min-height:48px;}.main-nav{height:52px;min-height:52px;display:flex;align-items:center;overflow:hidden;width:100%;background:var(--card-bg);border-bottom:2px solid var(--primary);}.nav-container{width:100%;max-width:1200px;height:100%;margin:0 auto;display:flex;flex-direction:row;justify-content:center;align-items:center;padding:0 20px;position:relative;}.nav-list{display:flex;flex-direction:row;justify-content:center;align-items:center;list-style:none;margin:0;padding:0;gap:4px;height:100%;flex-wrap:nowrap;}.nav-item{display:flex;align-items:center;height:100%;}.nav-link{display:flex;align-items:center;height:100%;padding:0 12px;color:var(--text-main);text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap;transition:color .2s ease,background .2s ease;border-radius:4px;}.nav-link:hover,.nav-link.active{color:var(--primary);background:rgba(255,140,26,.12);}.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:var(--primary);border-radius:2px;transition:transform .3s ease,opacity .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);}.nav-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:999;opacity:0;transition:opacity .3s ease;}.nav-overlay.active{display:block;opacity:1;}.site-footer{background:var(--card-bg);color:var(--text-main);border-top:2px solid var(--border);margin-top:40px;}.footer-container{max-width:1200px;margin:0 auto;padding:40px 20px 0;}.footer-slot-anchor:empty{display:block;}.footer-slot-anchor-inner:empty{display:block;min-height:1px;}.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-bottom:28px;border-bottom:1px solid rgba(168,79,12,.4);}.footer-about .footer-logo{display:inline-block;color:var(--primary);font-size:26px;font-weight:900;text-decoration:none;margin-bottom:14px;text-shadow:0 0 10px rgba(255,140,26,.5);}.footer-description{font-size:13px;line-height:1.7;color:#D8CDBF;margin:0;word-wrap:break-word;overflow-wrap:break-word;}.footer-title{font-size:15px;color:var(--primary);margin:0 0 14px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;}.footer-nav{list-style:none;margin:0;padding:0;}.footer-nav li{margin-bottom:9px;}.footer-nav a{color:#D8CDBF;text-decoration:none;font-size:13px;transition:color .2s ease;}.footer-nav a:hover{color:var(--primary);}.footer-mid-area{padding:20px 0;}.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}.footer-bottom{border-top:1px solid rgba(168,79,12,.4);padding:18px 0;text-align:center;}.footer-copyright{margin:0;font-size:12px;color:#A99C8D;}.footer-dynamic-col{min-height:1px;}@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;}.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-left:15px;padding-right:15px;overflow:hidden;gap:10px;flex-wrap:nowrap;background:var(--bg);border-bottom:1px solid var(--border);}.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:calc(100% - var(--header-offset))!important;background:var(--card-bg);transform:translateX(-100%);transition:transform .3s ease;z-index:1001;overflow-y:auto;border-right:1px solid var(--border);border-bottom:none;}.main-nav.active{display:block!important;transform:translateX(0);}.nav-container{flex-direction:column;justify-content:flex-start;align-items:stretch;padding:10px 0;height:auto;max-width:none;width:100%;}.nav-list{flex-direction:column;justify-content:flex-start;align-items:stretch;gap:0;width:100%;height:auto;}.nav-item{width:100%;height:auto;border-bottom:1px solid rgba(168,79,12,.3);}.nav-link{width:100%;height:auto;padding:14px 20px;font-size:15px;justify-content:flex-start;border-radius:0;}.hamburger-menu{display:flex;position:absolute;left:15px;top:50%;transform:translateY(-50%);}.hamburger-menu.active{transform:translateY(-50%);}.nav-overlay{z-index:1000;}.footer-top-grid{grid-template-columns:1fr 1fr;gap:20px;}.footer-mid-grid{grid-template-columns:1fr 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;}}@media (max-width:480px){.footer-top-grid{grid-template-columns:1fr;}.footer-mid-grid{grid-template-columns:1fr;}}
/* 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;
}