*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#0E0E0E;color:#F7F3F1;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16.5px;line-height:1.85;overflow-x:hidden}
a{color:#F4D7D7;text-underline-offset:3px}
a:hover{color:#FFFFFF}
img{max-width:100%}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#101010;border-top:3px solid #B4232C;border-bottom:1px solid rgba(180,35,44,.4);box-shadow:0 6px 18px rgba(0,0,0,.4)}
.header-inner{max-width:1080px;min-height:60px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:0}
.site-logo img,.mobile-logo img,.drawer-logo img,.footer-logo img{display:block;height:34px;width:auto;max-width:140px;object-fit:contain}
.brand-name{font-size:16px;color:#F7F3F1;font-weight:700;white-space:nowrap}
.nav-core{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-core a{color:#F7F3F1;padding:7px 10px;font-weight:700;text-decoration:none;white-space:nowrap;font-size:14px}
.nav-core a.is-current,.nav-core a:hover{color:#FFFFFF;box-shadow:inset 0 -2px 0 #B4232C}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;min-width:88px;padding:0 14px;background:#B4232C;color:#FFFFFF;border-radius:4px;text-decoration:none;font-weight:700;border:1px solid #C73A43}
.main-btn:hover{background:#8C1C23;color:#FFFFFF}
.header-action{margin-left:16px}
.mobile-header{display:none}
.mobile-drawer,.drawer-mask{display:none}
.site-main{width:100%}
.page-shell{max-width:1080px;margin:0 auto;padding:32px 18px 40px}
.reading{width:min(100%,740px);margin-left:auto;margin-right:auto}
.breadcrumb{font-size:14px;color:#A38E8C;margin:0 0 12px}
.breadcrumb a{color:#E4D4D2}
h1{font-size:32px;line-height:1.28;margin:0 0 18px;color:#F7F3F1}
h2{font-size:21px;line-height:1.45;margin:30px 0 14px;color:#F7F3F1;display:flex;align-items:stretch;gap:10px}
h2:before{content:"";display:block;width:4px;background:#B4232C;border-radius:2px;flex:0 0 4px}
p{margin:0 0 16px}
.small-note{font-size:14px;color:#A38E8C}
.panel{background:#1A1A1A;border:1px solid rgba(180,35,44,.32);border-radius:4px;box-shadow:0 10px 24px rgba(0,0,0,.32);padding:20px;margin:20px 0}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:4px;background:#1A1A1A;aspect-ratio:16/9;height:200px;margin:18px 0}
.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}
.media.compact{height:158px}
.media.hero-media{height:174px;max-width:880px;margin:26px auto 20px}
.media-placeholder{width:100%;height:100%;background:#151515;border:1px solid rgba(180,35,44,.2)}
.text-links{display:flex;flex-wrap:wrap;gap:10px 18px}
.text-links a{font-weight:700}
.related{margin-top:30px;padding-top:18px;border-top:1px solid rgba(180,35,44,.32)}
.steps{padding-left:20px;margin:12px 0}
.steps li{margin:8px 0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:18px 0}
.compare>div{background:#1A1A1A;border:1px solid rgba(180,35,44,.32);padding:18px;border-radius:4px}
.index-intro{width:min(100%,740px);margin:0 auto 26px}
.index-lines{max-width:1080px;margin:0 auto 28px;border-top:1px solid rgba(180,35,44,.32)}
.index-line{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid rgba(180,35,44,.22)}
.index-line a{font-weight:700;text-decoration:none;color:#F7F3F1}
.index-line span{color:#E4D4D2}
.home-queen,.home-duo,.home-endlinks{max-width:1080px;margin:24px auto}
.home-duo{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.home-duo article{background:#1A1A1A;border:1px solid rgba(180,35,44,.32);border-radius:4px;padding:20px}
.home-endlinks{font-size:14px;display:flex;gap:18px;flex-wrap:wrap}
.index-hero-title{max-width:1080px;margin:0 auto 8px}
.directory{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.directory a{display:block;background:#1A1A1A;border:1px solid rgba(180,35,44,.28);padding:12px 14px;border-radius:4px;text-decoration:none}
.faq-item{padding:18px 0;border-bottom:1px solid rgba(180,35,44,.24)}
.faq-item h2{margin-top:0}
.notice{border-left:4px solid #B4232C;background:#1A1A1A;padding:14px 16px;margin:18px 0}
.site-footer{background:#070707;border-top:1px solid #B4232C;color:#F6EAEA}
.footer-inner{max-width:1080px;margin:0 auto;padding:28px 18px;display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:28px}
.footer-logo{display:flex;align-items:center;gap:10px;color:#F6EAEA;text-decoration:none;font-weight:700}
.footer-title{font-size:17px;margin:0 0 12px}
.footer-title:before{display:none}
.footer-links{display:flex;gap:8px 14px;flex-wrap:wrap}
.footer-links a{color:#F6EAEA}
.footer-bottom{max-width:1080px;margin:0 auto;padding:14px 18px 20px;border-top:1px solid rgba(180,35,44,.32);font-size:14px;color:#A38E8C}
.back-top{position:fixed;right:18px;bottom:18px;width:72px;height:32px;border:0;border-radius:4px;background:#B4232C;color:#FFFFFF;z-index:9000;cursor:pointer}
.mobile-bottom{display:none}
.menu-toggle,.drawer-close{background:none;border:0;color:#F4D7D7;font:inherit;cursor:pointer}
body.drawer-open{overflow:hidden}
@media(max-width:980px){
  body{padding-bottom:60px}
  .desktop-header{display:none}
  .mobile-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:54px;height:54px;padding:0 14px}
  .menu-toggle{justify-self:start;font-size:14px;padding:8px 0}
  .mobile-logo{justify-self:center;display:block}
  .mobile-logo img{height:30px;max-width:120px}
  .mobile-register{justify-self:end;height:36px;min-width:68px;padding:0 10px;font-size:14px}
  .mobile-drawer{display:block;position:fixed;inset:0 0 0 auto;width:min(82vw,300px);background:#141414;z-index:12000;transform:translateX(105%);transition:transform .2s ease;box-shadow:-18px 0 40px rgba(0,0,0,.45);overflow-y:auto}
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}
  .drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}
  .drawer-head{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid rgba(180,35,44,.32)}
  .drawer-nav{padding:10px 0 22px}
  .drawer-nav a{display:block;color:#F7F3F1;text-decoration:none;font-size:16px;padding:9px 18px;border-left:3px solid transparent}
  .drawer-nav a.is-current{color:#FFFFFF;border-left-color:#B4232C;background:#191919}
  .back-top{display:none}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:10000;height:52px;background:#0A0A0A;border-top:1px solid #B4232C;display:grid;grid-template-columns:repeat(4,1fr)}
  .mobile-bottom a{display:flex;align-items:center;justify-content:center;color:#F7F3F1;text-decoration:none;font-size:14px}
  .page-shell{padding:24px 16px 30px}
  h1{font-size:27px}
  h2{font-size:19px}
  .two-col,.compare,.home-duo,.directory{grid-template-columns:1fr}
  .index-line{grid-template-columns:1fr;gap:3px}
  .media{height:190px}
  .media.compact{height:150px}
  .media.hero-media{height:118px}
  .footer-inner{grid-template-columns:1fr}
}
@media(max-width:430px){
  .mobile-header{padding:0 12px}
  .mobile-logo img{max-width:112px}
  .main-btn.mobile-register{min-width:64px}
}