.backstreet-topbar{z-index:var(--fsmag-z-sticky,50);-webkit-backdrop-filter:blur(20px)saturate(180%);background:#fff9;font-family:Noto Serif SC,Source Han Serif SC,Songti SC,serif;position:sticky;top:0;box-shadow:0 1px 2px #0000000a,0 10px 30px #0000000f}@supports not ((-webkit-backdrop-filter:blur(1px)) or (backdrop-filter:blur(1px))){.backstreet-topbar{background:#ffffffeb}}.backstreet-topbar:after{content:"";border-top:2px solid var(--red,#1c355e);border-bottom:1px solid var(--gold,#b8963e);height:0;display:block}.backstreet-topbar-inner{max-width:var(--fsmag-width-shell,1400px);padding:.85rem var(--fsmag-space-read-pad,1.5rem);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;margin:0 auto;display:flex}.backstreet-topbar-brand{white-space:nowrap;align-items:center;gap:.7rem;text-decoration:none;display:inline-flex}.backstreet-topbar-brand-cn{letter-spacing:.08em;color:var(--red,#1c355e);font-family:Baoli SC,STLiti,LiSu,Libian SC,Noto Serif SC,serif;font-size:1.5rem;font-weight:400}.backstreet-topbar-brand-shoulder{border-left:1px solid var(--line-strong,#dad7cf);flex-direction:column;gap:.15rem;padding-left:.7rem;display:inline-flex}.backstreet-topbar-brand-shoulder-cn{letter-spacing:.14em;color:var(--ink-soft,#3b3b3b);font-size:.72rem}.backstreet-topbar-brand-en{letter-spacing:.2em;text-transform:uppercase;color:var(--muted,#8b8b8b);font-family:Montserrat,Inter,sans-serif;font-size:.62rem}.backstreet-topbar-menu{flex-wrap:wrap;align-items:center;gap:1.4rem;display:flex}.backstreet-topbar-menu a{letter-spacing:.06em;color:var(--ink-soft,#3b3b3b);border-bottom:1px solid #0000;padding:.3rem 0;font-size:.92rem;text-decoration:none;transition:color .2s,border-color .2s}.backstreet-topbar-menu a:hover{color:var(--red,#1c355e);border-bottom-color:var(--gold,#b8963e)}.backstreet-topbar-menu a.is-active{color:var(--red,#1c355e);border-bottom-color:var(--red,#1c355e);font-weight:700}.backstreet-topbar-search{align-items:center;display:inline-flex}@media (max-width:719px){.backstreet-topbar-inner{gap:.6rem;padding:.7rem 1rem}.backstreet-topbar-brand-cn{font-size:1.2rem}.backstreet-topbar-brand-en{display:none}.backstreet-topbar-brand-shoulder{padding-left:.55rem}.backstreet-topbar-brand-shoulder-cn{letter-spacing:.1em;font-size:.62rem}.backstreet-topbar-menu{scrollbar-width:none;gap:.85rem;width:100%;overflow-x:auto}.backstreet-topbar-menu::-webkit-scrollbar{display:none}.backstreet-topbar-menu a{white-space:nowrap;flex-shrink:0;font-size:.82rem}}
.backstreet-footer{background:var(--paper-2,#fcfcfb);color:var(--ink-soft,#3b3b3b);margin-top:4.5rem;font-family:Noto Serif SC,Source Han Serif SC,Songti SC,serif}.backstreet-footer-rule{border:none;border-top:2px solid var(--red,#1c355e);border-bottom:1px solid var(--gold,#b8963e);background:0 0;height:0;padding:0}.backstreet-footer-inner{max-width:var(--fsmag-width-shell,1400px);padding:2.4rem var(--fsmag-space-read-pad,1.5rem)1.6rem;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:2rem;margin:0 auto;display:flex}.backstreet-footer-eyebrow{letter-spacing:.18em;text-transform:uppercase;color:var(--muted,#8b8b8b);margin:0 0 .5rem;font-family:Montserrat,sans-serif;font-size:.66rem}.backstreet-footer-title{letter-spacing:.12em;color:var(--red,#1c355e);margin:0 0 .4rem;font-family:Baoli SC,STLiti,LiSu,Libian SC,Noto Serif SC,serif;font-size:2.1rem;font-weight:400}.backstreet-footer-tagline{color:var(--soft,#5f5f5f);margin:0 0 1rem;font-size:.86rem;line-height:1.7}.backstreet-footer-nav,.backstreet-footer-aux{font-size:.85rem;line-height:2}.backstreet-footer-link{color:var(--ink-soft,#3b3b3b);border-bottom:1px solid #0000;text-decoration:none;transition:color .2s,border-color .2s}.backstreet-footer-link:hover{color:var(--red,#1c355e);border-bottom-color:var(--gold,#b8963e)}.backstreet-footer-sep{color:var(--line-strong,#dad7cf);margin:0 .55rem}.backstreet-footer-baseline{border-top:1px solid var(--line,#e9e7e2);max-width:var(--fsmag-width-shell,1400px);padding:.85rem var(--fsmag-space-read-pad,1.5rem)1.1rem;flex-wrap:wrap;justify-content:space-between;gap:1rem;margin:0 auto;display:flex}.backstreet-footer-baseline p{letter-spacing:.06em;color:var(--muted,#8b8b8b);margin:0;font-size:.74rem}.backstreet-footer-baseline p[lang=en]{letter-spacing:.18em;text-transform:uppercase;color:var(--gold,#b8963e);font-family:Montserrat,sans-serif;font-size:.62rem}@media (max-width:719px){.backstreet-footer-inner{flex-direction:column;align-items:flex-start;gap:1.2rem;padding-top:1.6rem}}