.card-spotlight{position:relative;border-radius:1.5rem;border:1px solid rgba(255,255,255,.3);background:linear-gradient(135deg,rgba(10,10,10,.9),rgba(10,10,10,.85));padding:1rem;overflow:hidden;--mouse-x:50%;--mouse-y:50%;--spotlight-color:rgba(0,212,170,0.15);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .4s var(--transition-smooth);box-shadow:0 4px 20px var(--shadow-subtle)}.card-spotlight:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle 600px at var(--mouse-x) var(--mouse-y),var(--spotlight-color),transparent 50%);opacity:0;transition:opacity .6s var(--transition-smooth);pointer-events:none}.card-spotlight:focus-within,.card-spotlight:hover{border-color:rgba(0,212,170,.3);box-shadow:0 8px 32px rgba(0,212,170,.2),0 4px 16px var(--shadow-subtle);transform:translateY(-4px)}.card-spotlight:focus-within:before,.card-spotlight:hover:before{opacity:1}