refactor: 移除hero水墨动画，优化全局样式与组件细节

src/components/ui/flip-clock.tsx

@@ -1,6 +1,6 @@
 'use client';
 
-import { useReducer } from 'react';
+import { useReducer, useEffect } from 'react';
 import { motion, AnimatePresence } from 'framer-motion';
 
 interface FlipCardProps {
@@ -93,7 +93,9 @@ function FlipCard({ value, label, maxDigits = 2 }: FlipCardProps) {
     },
     { current: value, previous: value }
   );
-  dispatch(value);
+  useEffect(() => {
+    dispatch(value);
+  }, [value]);
 
   const formatNumber = (num: number) => {
     const str = num.toString().padStart(maxDigits, '0');