.spotify-callback{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px}.callback-step{border-radius:12px;padding:40px;max-width:500px;width:100%;text-align:center;color:#fff}.callback-step h2{margin:0 0 20px;font-size:24px;font-weight:600;color:#fff}.status-info{margin-bottom:30px}.status-info p{margin:10px 0;font-size:16px;line-height:1.5}.user-info{padding:15px;border-radius:8px;margin:15px 0;text-align:left}.user-info p{margin:5px 0;font-size:14px}.data-preview{margin-top:20px;padding:16px;background:#f8f9fa;border-radius:8px;border:1px solid #e9ecef;text-align:left}.data-preview h3{margin:0 0 12px;font-size:16px;text-align:center}.data-preview h4{margin:8px 0 6px;font-size:14px}.artists-preview,.tracks-preview{margin-bottom:12px}.artists-list,.tracks-list{display:flex;flex-direction:column;gap:4px}.artist-item,.track-item{display:flex;align-items:center;gap:8px;font-size:13px}.rank{font-weight:700;color:#8b5cf6;min-width:20px}.name{font-weight:500;color:#495057}.artist{color:#6c757d;font-size:12px}.preview-note{margin:12px 0 0;font-size:12px;color:#6c757d;font-style:italic;text-align:center}.loading-indicator{margin:20px 0}.spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #8B5CF6;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto}.error-message{color:#dc3545;background:#f8d7da;padding:12px;border-radius:6px;border:1px solid #f5c6cb}.step-actions{margin-top:30px}.btn-next,.btn-continue,.btn-retry{background:#8b5cf6;color:#fff;border:none;padding:12px 24px;border-radius:6px;font-size:16px;font-weight:500;cursor:pointer;transition:background-color .2s}.btn-next:hover,.btn-continue:hover{background:#7c3aed}.btn-retry{background:#6c757d}.btn-retry:hover{background:#5a6268}@media (max-width: 768px){.spotify-callback{padding:10px}.callback-step{padding:30px 20px}.callback-step h2{font-size:20px}.data-preview{padding:12px}.artist-item,.track-item{font-size:12px}}.spotify-connect-main{min-height:100vh;background:linear-gradient(135deg,#1e3c72,#2a5298);color:#fff}*{box-sizing:border-box}body{margin:0;padding:0;color:#204c41;min-height:100vh}#root{min-height:100vh}.loading{position:fixed;top:0;left:0;width:100%;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;z-index:9999;background:#000}.loading-spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.3);border-top:4px solid #1DB954;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error{position:fixed;top:0;left:0;width:100%;height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;z-index:9999;background:linear-gradient(135deg,#1e3c72,#2a5298);padding:20px;text-align:center}.error h2{font-size:2rem;margin-bottom:20px;color:#ff6b6b}.error p{font-size:1.1rem;margin-bottom:30px;opacity:.9}.error button{background:#1db954;color:#fff;border:none;border-radius:50px;padding:16px 32px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.error button:hover{background:#1ed760;transform:translateY(-2px);box-shadow:0 8px 25px #1db9544d}.genre-selection__grid{background:#b0c4a2;border-top-left-radius:8px;border-top-right-radius:8px;border:1px solid black;filter:drop-shadow(0 -4px 0px rgba(0,0,0,1));padding:0 40px 10px;display:flex;flex-wrap:wrap;justify-content:center;gap:0 12px}.genre-btn{font-size:var(--typography-button-fontSize);font-weight:var(--typography-button-fontWeight);text-transform:var(--typography-button-textTransform);font-family:var(--font-primary);background-color:#b0c4a2;color:#000;border:none;padding:15px 30px;border-radius:80px;cursor:pointer;transition:background-color .3s ease;display:inline-flex;align-items:center;gap:10px;margin:10px 0;border:1px solid black;filter:drop-shadow(0 4px 0px rgba(0,0,0,1))}.genre-btn--selected{background-color:#000;filter:drop-shadow(0 0px 0px rgba(0,0,0,1));transform:translateY(4px);color:#000;background-color:#dbf2cb}.genre-btn--disabled{--stripe-a: #dbf2cb;--stripe-b: #d8cbf2;--stripe-size: 4px;--stripe-angle: -45deg;background:repeating-linear-gradient(var(--stripe-angle),var(--stripe-a) 0 calc(var(--stripe-size)),var(--stripe-b) calc(var(--stripe-size)) calc(var(--stripe-size) * 2))}.create-timetable-btn[disabled]{opacity:.5;cursor:not-allowed}.genre-selection__info{background:#b0c4a250;border-bottom-left-radius:8px;border-bottom-right-radius:8px;border:1px solid black;border-top:none;padding:4px 16px;font-size:12px;text-transform:uppercase;text-align:right}@media (max-width: 768px){.error h2{font-size:1.8rem}.error p{font-size:1rem}.error button{padding:14px 28px;font-size:1rem}}@media (max-width: 480px){.error h2{font-size:1.6rem}.error p{font-size:.95rem}.error button{padding:12px 24px;font-size:.95rem}}