revert: 主标题样式回退

src/pages/LandingPage.tsx

@@ -304,22 +304,16 @@ export function LandingPage() {
             />
           </div>
 
-          {/* 主标题 - 书法风格 */}
+          {/* 主标题 */}
           <Title
             order={1}
             style={{
-              fontWeight: 500,
+              fontWeight: 300,
-              fontSize: 'clamp(2.2rem, 7vw, 3.5rem)',
+              fontSize: 'clamp(2.2rem, 7vw, 3.2rem)',
-              letterSpacing: '0.35em',
+              letterSpacing: '0.25em',
-              color: '#2a2a2a',
+              color: '#1a1a1a',
-              fontFamily: 'Georgia, "Times New Roman", serif',
+              fontFamily: 'Georgia, serif',
-              lineHeight: 1.5,
+              lineHeight: 1.3,
-              // 柔和书法阴影
-              textShadow: `
-                0 1px 0 rgba(255,255,255,0.8),
-                0 2px 1px rgba(0,0,0,0.05),
-                0 3px 2px rgba(0,0,0,0.03)
-              `,
             }}
           >
             掐日子