/* codex-phase14-brand-header-polish start */
body:has(.brand-tihai){--p14-a:#2563eb;--p14-b:#111827;--p14-c:#fb7185}
body:has(.brand-tihai) #header.navbar{background:rgba(255,255,255,.97)!important;box-shadow:0 18px 48px rgba(15,23,42,.10)!important}
body:has(.brand-tihai) #header .container{max-width:1280px!important}
body:has(.brand-tihai) #header .navbar-brand{display:flex!important;align-items:center!important;gap:12px!important;font-weight:950!important;color:#101827!important;text-decoration:none!important}
body:has(.brand-tihai) #header .navbar-brand img.logo-2{display:none!important}
body:has(.brand-tihai) #header .navbar-brand:before{content:"路";display:grid!important;place-items:center!important;width:46px!important;height:46px!important;flex:0 0 46px!important;border-radius:8px!important;background:linear-gradient(135deg,var(--p14-b),var(--p14-a) 58%,var(--p14-c))!important;color:#fff!important;font-size:24px!important;line-height:1!important;font-weight:950!important;box-shadow:0 16px 32px color-mix(in srgb,var(--p14-a) 34%,transparent),inset 0 1px 0 rgba(255,255,255,.26)!important}
body:has(.brand-tihai) #header .navbar-brand span{font-size:21px!important;line-height:1.14!important;color:#101827!important;text-shadow:none!important;letter-spacing:0!important}
body:has(.brand-tihai) #header .navbar-brand span:after{content:"学习路线";display:block;margin-top:3px;font-size:11px;line-height:1;color:var(--p14-a);font-weight:950;letter-spacing:0}
body:has(.brand-tihai) #header .navbar-nav .nav-link{border-radius:8px!important}
body:has(.brand-tihai) #header .navbar-nav .nav-link:hover,
body:has(.brand-tihai) #header .navbar-nav .active>.nav-link{background:linear-gradient(135deg,var(--p14-a),var(--p14-c))!important;color:#fff!important}
body:has(.brand-tihai) #header .navbar-toggler{box-shadow:0 12px 24px rgba(15,23,42,.14)!important}
body:has(.brand-tihai) .edu-hero .eyebrow{box-shadow:0 18px 42px rgba(0,0,0,.18)!important}
body:has(.brand-tihai) .brand-btn.primary{box-shadow:0 20px 42px color-mix(in srgb,var(--p14-c) 32%,transparent)!important}
@media(max-width:980px){
  body:has(.brand-tihai) #header .container{min-height:66px!important;padding-left:14px!important;padding-right:14px!important}
  body:has(.brand-tihai) #header .navbar-brand{gap:10px!important;max-width:calc(100vw - 88px)!important}
  body:has(.brand-tihai) #header .navbar-brand:before{width:40px!important;height:40px!important;flex-basis:40px!important;font-size:21px!important}
  body:has(.brand-tihai) #header .navbar-brand span{display:-webkit-box!important;-webkit-box-orient:vertical!important;-webkit-line-clamp:2!important;overflow:hidden!important;font-size:clamp(16px,4.55vw,19px)!important;line-height:1.12!important;max-height:42px!important}
  body:has(.brand-tihai) #header .navbar-brand span:after{display:none!important}
  body:has(.brand-tihai) #header .navbar-toggler{flex-basis:40px!important;width:40px!important;height:40px!important}
  body:has(.brand-tihai) .edu-hero{padding-top:28px!important}
  body:has(.brand-tihai) .brand-btn{font-size:14px!important}
}
@media(max-width:360px){
  body:has(.brand-tihai) #header .navbar-brand:before{width:36px!important;height:36px!important;flex-basis:36px!important;font-size:19px!important}
  body:has(.brand-tihai) #header .navbar-brand span{font-size:15px!important}
}
/* codex-phase14-brand-header-polish end */