.library-page{max-width:1200px;margin:0 auto;padding:2rem;overflow-x:hidden}.library-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.library-header h1{font-size:2rem;font-weight:600;margin:0;color:var(--text-primary, #333)}.library-error{background:#fee;color:#c00;padding:1rem;border-radius:8px;margin-bottom:1.5rem}.new-collection-btn{padding:.5rem 1rem;background:var(--accent-color, #007aff);color:#fff;border:none;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer}.new-collection-btn:hover{opacity:.9}.new-collection-form{background:#f9f9f9;padding:1rem;border-radius:8px;margin-bottom:1.5rem}.new-collection-form input{width:100%;padding:.75rem;font-size:1rem;border:1px solid #ddd;border-radius:6px;margin-bottom:1rem;box-sizing:border-box}.new-collection-form .form-actions{display:flex;gap:.75rem;justify-content:flex-end}.loading-text{color:var(--text-secondary, #666);text-align:center;padding:2rem}.empty-state{background:#f9f9f9;border-radius:8px;padding:2rem;text-align:center;color:var(--text-secondary, #666);margin-top:1rem}.collection-row{margin-bottom:2rem}.collection-row-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.collection-row-header h2{font-size:1.25rem;font-weight:600;margin:0;color:var(--text-primary, #333);display:flex;align-items:center;gap:.5rem;min-width:0;overflow-wrap:break-word;word-break:break-word}.heart-icon-header{color:#e91e63}.video-count{color:var(--text-secondary, #666);font-size:.875rem}.collection-row-actions{display:flex;align-items:center;gap:.75rem}.empty-row{background:#f9f9f9;border-radius:8px;padding:1.5rem;text-align:center;color:var(--text-secondary, #666)}.empty-row p{margin:0}.video-scroll-container{position:relative;margin:0 -1rem;padding:0 1rem}.video-scroll{display:flex;gap:1rem;overflow-x:auto;scroll-behavior:smooth;padding-bottom:.5rem;-webkit-overflow-scrolling:touch}.video-scroll::-webkit-scrollbar{height:6px}.video-scroll::-webkit-scrollbar-track{background:#f1f1f1;border-radius:3px}.video-scroll::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}.video-scroll::-webkit-scrollbar-thumb:hover{background:#aaa}.video-card-small{flex:0 0 200px;border:1px solid #eee;border-radius:8px;overflow:hidden;background:#fff}.video-thumbnail{display:block;position:relative;aspect-ratio:16/9;background:#f0f0f0}.video-thumbnail img{width:100%;height:100%;object-fit:cover}.placeholder-thumbnail{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-secondary, #666);font-size:.875rem}.video-duration{position:absolute;bottom:4px;right:4px;background:#000000bf;color:#fff;padding:2px 6px;border-radius:4px;font-size:.75rem;font-weight:500}.video-info{padding:.5rem;display:flex;justify-content:space-between;align-items:flex-start;gap:.5rem}.video-title{font-size:.875rem;font-weight:500;color:var(--text-primary, #333);text-decoration:none;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:1;min-width:0;overflow-wrap:break-word;word-break:break-word}.video-title:hover{color:var(--accent-color, #007aff)}.remove-btn{flex-shrink:0;width:20px;height:20px;padding:0;background:transparent;color:#999;border:none;border-radius:50%;font-size:1rem;line-height:1;cursor:pointer}.remove-btn:hover{background:#fee;color:#c00}.edit-btn,.delete-btn,.cancel-btn,.save-btn,.create-btn{padding:.4rem .75rem;font-size:.8rem;border-radius:4px;cursor:pointer}.edit-btn,.delete-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0}.edit-btn svg,.delete-btn svg{width:16px;height:16px}.edit-btn{background:transparent;color:var(--accent-color, #007aff);border:1px solid var(--accent-color, #007aff)}.edit-btn:hover{background:var(--accent-color, #007aff);color:#fff}.delete-btn{background:transparent;color:#c00;border:1px solid #c00}.delete-btn:hover{background:#c00;color:#fff}.cancel-btn{background:transparent;color:var(--text-secondary, #666);border:1px solid #ddd}.cancel-btn:hover{background:#f5f5f5}.save-btn,.create-btn{background:var(--accent-color, #007aff);color:#fff;border:none}.save-btn:hover:not(:disabled),.create-btn:hover:not(:disabled){opacity:.9}.save-btn:disabled,.create-btn:disabled{background:#ccc;cursor:not-allowed}.edit-collection-inline{display:flex;align-items:center;gap:.5rem;flex:1}.edit-input{flex:1;padding:.5rem;font-size:1rem;border:1px solid #ddd;border-radius:4px}@media(max-width:600px){.library-page{padding:1rem}.library-header{flex-direction:column;align-items:flex-start;gap:1rem}.collection-row-header{flex-direction:column;align-items:flex-start;gap:.5rem}.collection-row-actions{width:100%;justify-content:flex-start}.video-card-small{flex:0 0 160px}}