/* المعلم: طفو هادئ + لمعة أفقية */
.logo-card{overflow:hidden!important;animation:tkTeacherFloat 5.8s ease-in-out infinite!important;will-change:transform}
.logo-card:after{content:"";position:absolute;inset:-20% -55%;pointer-events:none;background:linear-gradient(105deg,transparent 38%,rgba(25,213,230,.15) 47%,rgba(255,215,120,.22) 52%,transparent 62%);transform:translateX(-75%);animation:tkTeacherSweep 7.2s ease-in-out infinite}
.logo-card img{position:relative;z-index:1;filter:drop-shadow(0 10px 22px rgba(5,30,50,.10))}
@keyframes tkTeacherFloat{0%,100%{transform:translate(-50%,-50%) translateY(0)}50%{transform:translate(-50%,-50%) translateY(-9px)}}
@keyframes tkTeacherSweep{0%,62%{transform:translateX(-80%);opacity:0}70%{opacity:.95}88%{transform:translateX(80%);opacity:.55}100%{transform:translateX(80%);opacity:0}}
@media(prefers-reduced-motion:reduce){.logo-card,.logo-card:after{animation:none!important}}