fix: 调整集数网格的列宽和间距，优化布局

src/components/EpisodeSelector.tsx

@@ -321,7 +321,7 @@ const EpisodeSelector: React.FC<EpisodeSelectorProps> = ({
           </div>
 
           {/* 集数网格 */}
-          <div className='grid grid-cols-[repeat(auto-fill,minmax(44px,1fr))] justify-center gap-x-2 gap-y-1 overflow-y-auto h-full pb-4'>
+          <div className='grid grid-cols-[repeat(auto-fill,minmax(48px,1fr))] justify-center gap-2 overflow-y-auto pb-4'>
             {(() => {
               const len = currentEnd - currentStart + 1;
               const episodes = Array.from({ length: len }, (_, i) =>
@@ -338,7 +338,7 @@ const EpisodeSelector: React.FC<EpisodeSelectorProps> = ({
                     e.stopPropagation();
                     handleEpisodeClick(episodeNumber);
                   }}
-                  className={`w-full h-8 flex items-center justify-center text-sm font-medium rounded transition-all duration-200 cursor-pointer
+                  className={`w-full h-10 flex items-center justify-center text-sm font-medium rounded-md transition-all duration-200 cursor-pointer
                     ${
                       isActive
                         ? 'bg-green-500 text-white shadow-lg shadow-green-500/25 dark:bg-green-600'