:root{
  --color-brand:#c01920;
  --color-brand-dark:#a9161c;
  --color-nav:#b92c2a;
  --color-blue-accent:#0b5878;
  --color-footer:#222;
  --color-text:#333;
  --color-text-secondary:#666;
  --color-muted:#999;
  --color-surface:#f0f0f0;
  --color-surface-soft:#f7f7f7;
  --color-border:#ececec;
  --color-white:#fff;
  --color-gold:#c99a2e;
  --container:1200px;
  --font-sans:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
  --shadow-menu:0 1px 8px rgba(0,0,0,.2);
}
body{font-family:var(--font-sans);font-size:14px;line-height:1.7;color:var(--color-text);background:#fff}
.container{width:min(var(--container),calc(100% - 48px));margin-inline:auto}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
:focus-visible{outline:3px solid var(--color-gold);outline-offset:3px}
.skip-link{position:fixed;top:8px;left:8px;z-index:9999;padding:9px 16px;background:#fff;color:#000;transform:translateY(-150%);transition:transform .2s}
.skip-link:focus{transform:translateY(0)}