:root{--primary:#C61F1F;--secondary:#E53030;--bg:#140C0C;--card-bg:#2A1212;--text-main:#FFF1E8;--border:#6A1E1E;--gold:#F3C54D;--deep-red:#7E0D0D;--btn-grad:linear-gradient(180deg,#FFB04A 0%,#D86A14 100%);--header-offset:122px}
*{box-sizing:border-box}
body{margin:0;padding-top:var(--header-offset);font-family:'Segoe UI',Arial,sans-serif;background:var(--bg);color:var(--text-main)}
.site-header{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;background:var(--bg);box-shadow:0 4px 18px rgba(0,0,0,.55);border-bottom:1px solid var(--border)}
.header-top{box-sizing:border-box;min-height:68px;height:68px;display:flex;align-items:center;overflow:hidden;background:var(--deep-red);width:100%}
.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:28px;padding-right:28px}
.logo{display:inline-block;font-size:28px;font-weight:800;letter-spacing:.5px;color:var(--gold);text-decoration:none;text-shadow:0 2px 8px rgba(0,0,0,.5);flex-shrink:0}
.logo:hover{color:#FFE08A}
.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;flex-shrink:0}
.mobile-nav-buttons{box-sizing:border-box;display:none;min-height:48px}
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:700;border-radius:8px;border:none;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;line-height:1.2;text-align:center}
.btn-login{background:transparent;color:var(--gold);border:2px solid var(--gold);padding:9px 20px;font-size:15px}
.btn-login:hover{background:rgba(243,197,77,.12);transform:translateY(-1px)}
.btn-register{background:var(--btn-grad);color:#2A1212;padding:10px 22px;font-size:15px;box-shadow:0 4px 12px rgba(216,106,20,.45)}
.btn-register:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(216,106,20,.6)}
.main-nav{box-sizing:border-box;min-height:52px;height:52px;display:flex;align-items:center;overflow:hidden;background:var(--card-bg);width:100%;border-top:1px solid var(--border)}
.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 20px;gap:8px}
.nav-link{display:inline-flex;align-items:center;height:100%;padding:0 18px;color:var(--text-main);text-decoration:none;font-size:15px;font-weight:600;position:relative;transition:color .2s ease}
.nav-link:hover{color:var(--gold)}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{content:'';position:absolute;bottom:0;left:18px;right:18px;height:3px;background:var(--btn-grad);border-radius:2px 2px 0 0}
.hamburger-menu{display:none;position:absolute;top:16px;left:15px;width:36px;height:36px;background:transparent;border:none;cursor:pointer;z-index:1002;padding:0;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.hamburger-menu span{display:block;width:24px;height:2px;background:var(--gold);border-radius:2px;transition:transform .3s ease,opacity .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;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.65);z-index:999;opacity:0;transition:opacity .3s ease}
.nav-overlay.active{display:block;opacity:1}
body.no-scroll{overflow:hidden}
@media (max-width:768px){
:root{--header-offset:110px}
.header-top{min-height:60px!important;height:60px!important}
.header-container{width:100%;max-width:none;padding-left:15px;padding-right:15px;position:relative;justify-content:center}
.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;width:100%;max-width:100%;box-sizing:border-box;padding:10px 15px;overflow:hidden;gap:10px;flex-wrap:nowrap;background:var(--deep-red);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}
.hamburger-menu{display:flex}
.main-nav{display:none;position:fixed;top:0;left:0;width:82%;max-width:320px;height:100vh;min-height:100vh;background:var(--card-bg);flex-direction:column;justify-content:flex-start;align-items:stretch;padding:70px 0 20px;transform:translateX(-100%);transition:transform .3s ease;z-index:1001;overflow-y:auto;border-right:1px solid var(--border)}
.main-nav.active{display:block!important;transform:translateX(0)}
.nav-container{flex-direction:column;justify-content:flex-start;align-items:stretch;width:100%;max-width:none;height:auto;padding:0;gap:0}
.nav-link{height:auto;padding:15px 24px;font-size:16px;border-bottom:1px solid var(--border);justify-content:flex-start;width:100%}
.nav-link.active::after{display:none}
.nav-link.active{background:rgba(243,197,77,.1);border-left:3px solid var(--gold)}
.page-content img{max-width:100%!important;height:auto!important;display:block}
.page-content{overflow-x:hidden;max-width:100%}
body{overflow-x:hidden}
}
.site-footer{background:var(--bg);color:var(--text-main);border-top:1px solid var(--border);margin-top:0}
.footer-container{max-width:1200px;margin:0 auto;padding:0 28px}
.footer-top{padding:44px 0 28px}
.footer-top-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.footer-col{min-width:0}
.footer-logo{display:inline-block;font-size:26px;font-weight:800;color:var(--gold);text-decoration:none;margin-bottom:14px}
.footer-logo:hover{color:#FFE08A}
.footer-description{font-size:14px;line-height:1.7;color:#E6C9B8;margin:0;word-wrap:break-word;overflow-wrap:break-word}
.footer-title{font-size:16px;font-weight:700;color:var(--gold);margin:0 0 14px;letter-spacing:.3px}
.footer-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.footer-nav li{margin:0;padding:0}
.footer-nav a{color:#E6C9B8;text-decoration:none;font-size:14px;line-height:1.5;transition:color .2s ease}
.footer-nav a:hover{color:var(--gold)}
.footer-mid{padding:8px 0 22px}
.footer-mid-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.footer-slot-anchor-inner{min-height:0}
.footer-bottom{border-top:1px solid var(--border);background:var(--deep-red);padding:18px 0}
.footer-copyright{text-align:center;font-size:13px;color:#E6C9B8;margin:0;line-height:1.6}
@media (max-width:768px){
.footer-container{padding:0 15px}
.footer-top{padding:30px 0 20px}
.footer-top-grid{grid-template-columns:1fr 1fr;gap:22px}
.footer-mid-grid{grid-template-columns:1fr 1fr}
.footer-copyright{font-size:12px}
}
@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;
}