style(theme): 调整颜色变量并移除文本样式定义

- 调整 --color-overlay、--color-outline 和 --color-outline-variant 的值
- 移除了大量的文本样式变量定义，包括标题、正文和标签的样式

src/theme.css

@@ -284,9 +284,9 @@
   --color-swatch-neutral-95: light-dark(#eeeeee, #eeeeee);
   --color-swatch-neutral-98: light-dark(#f8f9f8, #f8f9f8);
   --color-shadow: light-dark(#040303, #040303);
-  --color-overlay: light-dark(#040304, #020202);
+  --color-overlay: light-dark(#2f2d2d, #2f2d2d);
-  --color-outline: light-dark(#0b090a, #040304);
+  --color-outline: light-dark(#9f9e9d, #232121);
-  --color-outline-variant: light-dark(#0f0e0e, #010101);
+  --color-outline-variant: light-dark(#bebebd, #171616);
   --color-defensive: light-dark(#2177b8, #2177b8);
   --color-defensive-hover: light-dark(#50a1e5, #50a1e5);
   --color-defensive-active: light-dark(#005695, #005695);
@@ -358,72 +358,6 @@
     system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol',
     'Noto Color Emoji';
   --font-serif: 'Noto Serif CJK', ui-serif, Georgia, Cambria, 'Times New Roman', Times, serif;
-  --base-font-size: 16px;
-
-  --text-display-lg: 3.5625rem;
-  --text-display-lg--line-height: 4rem;
-  --text-display-lg--font-weight: 400;
-
-  --text-display-md: 2.8125rem;
-  --text-display-md--line-height: 3.25rem;
-  --text-display-md--font-weight: 400;
-
-  --text-display-sm: 2.25rem;
-  --text-display-sm--line-height: 2.75rem;
-  --text-display-sm--font-weight: 400;
-
-  --text-headline-lg: 2rem;
-  --text-headline-lg--line-height: 2.5rem;
-  --text-headline-lg--font-weight: 400;
-
-  --text-headline-md: 1.75rem;
-  --text-headline-md--line-height: 2.25rem;
-  --text-headline-md--font-weight: 400;
-
-  --text-headline-sm: 1.5rem;
-  --text-headline-sm--line-height: 2rem;
-  --text-headline-sm--font-weight: 400;
-
-  --text-title-lg: 1.375rem;
-  --text-title-lg--line-height: 1.75rem;
-  --text-title-lg--font-weight: 400;
-
-  --text-title-md: 1rem;
-  --text-title-md--line-height: 1.5rem;
-  --text-title-md--font-weight: 400;
-
-  --text-title-sm: 0.875rem;
-  --text-title-sm--line-height: 1.25rem;
-  --text-title-sm--font-weight: 500;
-
-  --text-body-lg: 1rem;
-  --text-body-lg--line-height: 1.5rem;
-  --text-body-lg--font-weight: 400;
-
-  --text-body-md: 0.875rem;
-  --text-body-md--line-height: 1.25rem;
-  --text-body-md--font-weight: 400;
-
-  --text-body-sm: 0.75rem;
-  --text-body-sm--line-height: 1rem;
-  --text-body-sm--font-weight: 400;
-
-  --text-body-xs: 0.625rem;
-  --text-body-xs--line-height: 0.75rem;
-  --text-body-xs--font-weight: 400;
-
-  --text-label-lg: 0.875rem;
-  --text-label-lg--line-height: 1.25rem;
-  --text-label-lg--font-weight: 500;
-
-  --text-label-md: 0.75rem;
-  --text-label-md--line-height: 1rem;
-  --text-label-md--font-weight: 500;
-  --text-label-md--text-transform: none;
-
-  --text-label-sm: 0.6875rem;
-  --text-label-sm--line-height: 1rem;
-  --text-label-sm--font-weight: 500;
 
   --elevation-0: none;
   --elevation-1: 0 1px 3px 1px --alpha(var(--color-shadow) / 15%),