style(ui): 统一页面字号间距与状态样式

lib/pages/discover/widgets/home_drama_grid.dart

@@ -59,7 +59,7 @@ class _HomeDramaGrid extends StatelessWidget {
 
   Widget _dramaGrid(List<Drama> dramas) => SliverPadding(
     key: const Key('home-all-dramas-section'),
-    padding: const EdgeInsets.symmetric(horizontal: 16),
+    padding: const EdgeInsets.symmetric(horizontal: AppDimens.pageHorizontal),
     sliver: SliverGrid(
       key: const Key('home-all-dramas-grid'),
       gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
@@ -101,12 +101,12 @@ class _HomeDramaCard extends StatelessWidget {
     return InkWell(
       key: Key('home-drama-card-${drama.id}'),
       onTap: onTap,
-      borderRadius: BorderRadius.circular(14),
+      borderRadius: BorderRadius.circular(AppDimens.cardRadius),
       child: AspectRatio(
         key: Key('home-drama-cover-${drama.id}'),
         aspectRatio: 2 / 3,
         child: ClipRRect(
-          borderRadius: BorderRadius.circular(14),
+          borderRadius: BorderRadius.circular(AppDimens.cardRadius),
           child: Stack(
             fit: StackFit.expand,
             children: [
@@ -143,7 +143,7 @@ class _HomeDramaCard extends StatelessWidget {
                         l10n.hot,
                         style: const TextStyle(
                           color: AppColors.onPrimary,
-                          fontSize: 10,
+                          fontSize: AppDimens.caption,
                           fontWeight: FontWeight.w800,
                           height: 1.1,
                         ),
@@ -166,7 +166,7 @@ class _HomeDramaCard extends StatelessWidget {
                       overflow: TextOverflow.ellipsis,
                       style: const TextStyle(
                         color: AppColors.cream,
-                        fontSize: 13,
+                        fontSize: AppDimens.body,
                         fontWeight: FontWeight.w800,
                         height: 1.15,
                       ),
@@ -178,8 +178,8 @@ class _HomeDramaCard extends StatelessWidget {
                       maxLines: 1,
                       overflow: TextOverflow.ellipsis,
                       style: const TextStyle(
-                        color: Color(0xE6FFFFFF),
-                        fontSize: 11,
+                        color: AppColors.cream,
+                        fontSize: AppDimens.caption,
                         fontWeight: FontWeight.w400,
                         height: 1.2,
                       ),