style: 调整管理员组件中的内边距和字体大小以优化UI

src/lib/components/admin/DatePicker.svelte

@@ -138,11 +138,12 @@
 
 	.input-wrapper input {
 		width: 100%;
-		padding: 12px 14px;
+		padding: 10px 14px;
 		padding-right: 35px; /* for icon */
 		border: 1px solid rgba(0, 0, 0, 0.15);
 		background: rgba(0, 0, 0, 0.02);
-		font-size: 1.05rem;
+		font-family: inherit;
+		font-size: 1rem;
 		color: var(--text-color);
 		border-radius: 0;
 		transition: all 0.2s;

src/lib/components/admin/TextInput.svelte

@@ -57,12 +57,12 @@
 
 	/* size: md (default for main forms) */
 	.admin-input.size-md {
-		padding: 12px 14px;
-		font-size: 1.05rem;
+		padding: 10px 14px;
+		font-size: 1rem;
 	}
 	/* override padding for underline which traditionally uses less padding */
 	.admin-input.underline.size-md {
-		padding: 10px 0;
+		padding: 8px 0;
 	}
 
 	/* size: sm (default for tables / sidebars) */