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(max-width:768px){.filter-section{flex-direction:column}.playlist-header-content{flex-direction:column;align-items:center;text-align:center}.playlist-detail-title{font-size:32px}.playlist-song-item{flex-wrap:wrap;gap:10px}.playlist-song-album{display:none}.form-grid{grid-template-columns:1fr}.artists-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}}.control-btn.active{color:#1db954}.heart-btn.liked,.heart-icon.liked{fill:#1db954;color:#1db954}.repeat-indicator{position:absolute;font-size:10px;bottom:-5px;right:-5px;background:#1db954;color:white;border-radius:50%;padding:2px 5px}.recommendations-section{margin-top:20px}.error-text{color:#ff4d4d;text-align:center}.player-error{color:#e74c3c;font-size:14px;margin:10px 0;text-align:center}.search-loading{color:#3498db;font-size:12px;margin-left:10px}