新增：为light主题添加自定义颜色变量

Author: c1921

frontend/src/style.css

@@ -12,7 +12,6 @@
 
 @import "flyonui/src/vendor/notyf.css";
 
-/* 自定义dark主题背景色系 - 使用属性选择器方式 */
 [data-theme="dark"] {
   --color-base-100: oklch(25.33% 0.016 252.42);
   --color-base-200: oklch(23.26% 0.014 253.1);
@@ -36,6 +35,29 @@
   --color-error-content: oklch(94% 0.03 12.58);
 }
 
+[data-theme="light"] {
+  --color-base-100: oklch(100% 0 0);
+  --color-base-200: oklch(98% 0.001 106.423);
+  --color-base-300: oklch(37% 0 0);
+  --color-base-content: oklch(21% 0.006 285.885);
+  --color-primary: oklch(54% 0.245 262.881);
+  --color-primary-content: oklch(97% 0.014 254.604);
+  --color-secondary: oklch(55% 0.046 257.417);
+  --color-secondary-content: oklch(96% 0.007 247.896);
+  --color-accent: oklch(71% 0.202 349.761);
+  --color-accent-content: oklch(28% 0.109 3.907);
+  --color-neutral: oklch(43% 0 0);
+  --color-neutral-content: oklch(98% 0 0);
+  --color-info: oklch(74% 0.16 232.661);
+  --color-info-content: oklch(29% 0.066 243.157);
+  --color-success: oklch(76% 0.177 163.223);
+  --color-success-content: oklch(37% 0.077 168.94);
+  --color-warning: oklch(82% 0.189 84.429);
+  --color-warning-content: oklch(41% 0.112 45.904);
+  --color-error: oklch(70% 0.191 22.216);
+  --color-error-content: oklch(25% 0.092 26.042);
+}
+
 .notyf__icon {
   width: 26px !important;
   height: 26px !important;