*{box-sizing:border-box;margin:0;padding:0}:root{--primary: #1DB954;--primary-dark: #1aa34a;--bg-dark: #121212;--bg-card: #181818;--bg-hover: #282828;--text-primary: #ffffff;--text-secondary: #b3b3b3;--border: #333333;--error: #e74c3c;--warning: #f39c12}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);line-height:1.6;min-height:100vh}#root{max-width:800px;margin:0 auto;padding:20px}h1,h2,h3{font-weight:600}h1{font-size:1.75rem;margin-bottom:.5rem}h2{font-size:1.25rem;margin-bottom:1rem}button{cursor:pointer;border:none;border-radius:20px;padding:12px 24px;font-size:.875rem;font-weight:600;transition:all .2s}button:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background-color:var(--primary-dark);transform:scale(1.02)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background-color:var(--bg-hover)}.btn-danger{background-color:var(--error);color:#fff}.btn-small{padding:6px 12px;font-size:.75rem}input[type=text]{width:100%;padding:12px;border:1px solid var(--border);border-radius:4px;background-color:var(--bg-card);color:var(--text-primary);font-size:.875rem}input[type=text]:focus{outline:none;border-color:var(--primary)}.card{background-color:var(--bg-card);border-radius:8px;padding:20px;margin-bottom:20px}.header{text-align:center;padding:20px 0 30px}.header p{color:var(--text-secondary);font-size:.875rem}.step-indicator{display:flex;justify-content:center;gap:8px;margin-bottom:30px}.step{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:600;background-color:var(--bg-hover);color:var(--text-secondary)}.step.active{background-color:var(--primary);color:#fff}.step.completed{background-color:var(--primary-dark);color:#fff}.upload-zone{border:2px dashed var(--border);border-radius:8px;padding:40px;text-align:center;cursor:pointer;transition:all .2s}.upload-zone:hover{border-color:var(--primary);background-color:var(--bg-hover)}.upload-zone.dragging{border-color:var(--primary);background-color:#1db9541a}.upload-icon{font-size:3rem;margin-bottom:10px}.preview-image{max-width:100%;max-height:300px;border-radius:8px;margin-top:20px}.song-list{list-style:none}.song-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:4px;background-color:var(--bg-hover);margin-bottom:8px}.song-item:hover{background-color:#333}.song-number{color:var(--text-secondary);font-size:.875rem;min-width:24px}.song-input{flex:1;background:transparent;border:none;color:var(--text-primary);font-size:.875rem}.song-input:focus{outline:none}.song-actions{display:flex;gap:4px}.add-song-btn{width:100%;padding:12px;margin-top:8px;background-color:transparent;border:1px dashed var(--border);color:var(--text-secondary);border-radius:4px}.add-song-btn:hover{border-color:var(--primary);color:var(--primary)}.artist-input{margin-bottom:20px}.artist-input label{display:block;margin-bottom:8px;color:var(--text-secondary);font-size:.875rem}.search-results{margin-top:20px}.track-option{display:flex;align-items:center;gap:12px;padding:10px;border-radius:4px;cursor:pointer;transition:background-color .2s}.track-option:hover{background-color:var(--bg-hover)}.track-option.selected{background-color:#1db95433}.track-art{width:48px;height:48px;border-radius:4px;object-fit:cover}.track-info{flex:1}.track-name{font-weight:500}.track-artist{color:var(--text-secondary);font-size:.75rem}.loading{display:flex;flex-direction:column;align-items:center;padding:40px}.spinner{width:40px;height:40px;border:3px solid var(--bg-hover);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:16px;color:var(--text-secondary)}.success-message{text-align:center;padding:40px}.success-icon{font-size:4rem;margin-bottom:20px}.playlist-link{display:inline-block;margin-top:20px}.error-message{background-color:#e74c3c1a;border:1px solid var(--error);border-radius:8px;padding:16px;color:var(--error);margin-bottom:20px}.warning-message{background-color:#f39c121a;border:1px solid var(--warning);border-radius:8px;padding:16px;color:var(--warning);margin-bottom:20px}.actions{display:flex;gap:12px;justify-content:center;margin-top:20px}.confirmation-section{margin-top:30px;padding-top:20px;border-top:1px solid var(--border)}.login-gate{display:flex;justify-content:center;align-items:center;min-height:40vh}.btn-spotify{padding:14px 32px;font-size:1rem}.btn-logout{background:transparent;color:var(--text-secondary);border:none;padding:4px 8px;font-size:.75rem;margin-left:8px;text-decoration:underline;border-radius:4px}.btn-logout:hover{color:var(--text-primary)}.search-result-item{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border)}.search-result-item:last-child{border-bottom:none}.search-result-header{margin-bottom:8px}.search-result-title{font-size:.875rem;font-weight:600}.re-search{display:flex;gap:8px;margin-top:8px}.re-search-input{flex:1;padding:8px 12px;font-size:.75rem;border:1px solid var(--border);border-radius:4px;background-color:var(--bg-dark);color:var(--text-primary)}.re-search-input:focus{outline:none;border-color:var(--primary)}.re-search-input::placeholder{color:var(--text-secondary)}.summary{display:flex;justify-content:space-between;padding:16px;background-color:var(--bg-hover);border-radius:8px;margin-bottom:20px}.summary-item{text-align:center}.summary-value{font-size:1.5rem;font-weight:600;color:var(--primary)}.summary-label{font-size:.75rem;color:var(--text-secondary)}