.bg-grid-pattern{background-image:linear-gradient(hsla(0,0%,100%,.03) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.03) 1px,transparent 0);background-size:50px 50px}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse-glow{0%,to{opacity:.3}50%{opacity:.6}}.spotify-hover{transition:all .3s cubic-bezier(.4,0,.2,1)}.spotify-hover:hover{transform:scale(1.02);box-shadow:0 10px 40px rgba(147,51,234,.2)}.mac-glass{backdrop-filter:blur(20px) saturate(180%);background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1)}.text-solo-purple{color:#9333ea}.text-solo-blue{color:#3b82f6}.bg-solo-purple{background-color:#9333ea}.bg-solo-blue{background-color:#3b82f6}.solo-button{position:relative;overflow:hidden;transition:all .3s ease}.solo-button:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(147,51,234,.4),transparent);transition:left .5s ease}.solo-button:hover:before{left:100%}.category-filter{position:relative;overflow:hidden}.category-filter.active{background:linear-gradient(135deg,#9333ea,#3b82f6);color:#fff}.skeleton-gradient{background:linear-gradient(90deg,rgba(147,51,234,.1),rgba(59,130,246,.1) 50%,rgba(147,51,234,.1));background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.particle{position:absolute;pointer-events:none;opacity:0;animation:particle-float 10s infinite}@keyframes particle-float{0%{opacity:0;transform:translateY(100px) scale(0)}10%{opacity:1;transform:translateY(0) scale(1)}90%{opacity:1;transform:translateY(-100px) scale(1)}to{opacity:0;transform:translateY(-200px) scale(0)}}.portfolio-card{position:relative;overflow:hidden}.portfolio-card:after{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(147,51,234,.1) 0,transparent 70%);opacity:0;transition:opacity .3s ease;pointer-events:none}.portfolio-card:hover:after{opacity:1}.solo-title{font-weight:700;letter-spacing:-.02em;line-height:1.1}.solo-subtitle{font-weight:400;letter-spacing:.01em;line-height:1.6}@media (max-width:640px){.portfolio-grid{grid-template-columns:1fr}}@media (min-width:641px) and (max-width:1024px){.portfolio-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width:1025px) and (max-width:1280px){.portfolio-grid{grid-template-columns:repeat(3,1fr)}}@media (min-width:1281px) and (max-width:1536px){.portfolio-grid{grid-template-columns:repeat(4,1fr)}}@media (min-width:1537px){.portfolio-grid{grid-template-columns:repeat(5,1fr)}}