:root{--color-primary:#333;--color-background:#fff;--color-border:rgba(0,0,0,.08);--color-hover:rgba(0,0,0,.02);--color-shadow:rgba(0,0,0,.1);--color-link:#007bff;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:12px;--spacing-lg:16px;--font-size-sm:12px;--font-size-base:14px;--border-radius-sm:4px;--border-radius-base:8px}.bvideo_playlist{list-style:none;padding:0;margin:0;background:var(--color-background);border-radius:var(--border-radius-base);box-shadow:0 2px 8px var(--color-shadow);overflow:hidden}.bvideo_playlist_item{border-bottom:1px solid var(--color-border);transition:all .2s ease}.bvideo_playlist,.bvideo_playlist_item{list-style:none !important;list-style-type:none !important}.bvideo_playlist_item:last-child{border-bottom:none}.bvideo_playlist_item:hover{background-color:var(--color-hover)}.bvideo_playlist_item_playing{background-color:var(--playing-background-color)}.bvideo_playlist_item_content{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) var(--spacing-lg)}.bvideo_video_info{display:flex;align-items:center;flex:1;min-width:0}.bvideo_status_icon,.bvideo_playing_icon{font-size:var(--font-size-base);margin-right:var(--spacing-sm)}.bvideo_status_icon{opacity:.7}.bvideo_playing_icon{display:none}.bvideo_playlist_item_playing .bvideo_playing_icon{display:inline-block}.bvideo_playlist_item_playing .bvideo_status_icon{display:none}.bvideo_video_title{font-size:var(--font-size-base);color:var(--color-primary);margin-right:var(--spacing-sm);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bvideo_download_button{margin-left:var(--spacing-lg)}.bvideo_download_link{padding:6px;border-radius:var(--border-radius-sm);transition:background-color .2s ease;text-decoration:none}.bvideo_download_link:hover{background-color:var(--color-hover)}.bvideo_playlist a{text-decoration:none;color:inherit;display:flex;align-items:center;gap:var(--spacing-sm)}.bvideo_playlist::-webkit-scrollbar{width:var(--spacing-sm)}.bvideo_playlist::-webkit-scrollbar-track{background:rgba(0,0,0,.05);border-radius:var(--border-radius-sm)}.bvideo_playlist::-webkit-scrollbar-thumb{background:rgba(0,0,0,.2);border-radius:var(--border-radius-sm)}.bvideo_playlist::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,.3)}.bvideo_controls{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:1000;background-color:var(--color-background);padding:10px;box-shadow:0 2px 5px var(--color-shadow)}#bvideo_toggle_played_videos{display:inline-block;padding:5px 10px;font-size:var(--font-size-sm);line-height:1;background-color:#f4f4f4;border:1px solid #ccc;border-radius:var(--border-radius-sm);cursor:pointer}#bvideo_toggle_played_videos:hover{background-color:#eaeaea}.bvideo_common_word_item{margin-right:10px;cursor:pointer;color:var(--color-link)}.bvideo_common_word_item:hover{text-decoration:underline}