feat(blog): restore typography ratios and implement smooth filter animations

apps/web/src/components/ArticleBlockquote.tsx

@@ -20,7 +20,7 @@ interface BlockquoteProps {
 }
 
 export const ArticleBlockquote: React.FC<BlockquoteProps> = ({ children, className = '' }) => (
-  <blockquote className={`not-prose border-l-4 border-slate-900 pl-6 italic text-slate-700 my-8 text-xl md:text-2xl font-serif ${className}`}>
+  <blockquote className={`not-prose border-l-4 border-slate-900 pl-6 italic text-slate-700 my-10 text-xl md:text-2xl font-serif ${className}`}>
     {children}
   </blockquote>
 );

apps/web/src/components/ArticleHeading.tsx

@@ -7,7 +7,7 @@ interface HeadingProps {
 
 export const H1: React.FC<HeadingProps> = ({ children, className = "" }) => (
   <h1
-    className={`not-prose text-4xl md:text-5xl font-bold text-slate-900 mb-6 mt-8 leading-[1.1] tracking-tight ${className}`}
+    className={`not-prose text-3xl md:text-5xl font-bold text-slate-900 mb-8 mt-12 leading-[1.1] tracking-tight font-sans ${className}`}
   >
     {children}
   </h1>
@@ -15,7 +15,7 @@ export const H1: React.FC<HeadingProps> = ({ children, className = "" }) => (
 
 export const H2: React.FC<HeadingProps> = ({ children, className = "" }) => (
   <h2
-    className={`not-prose text-3xl md:text-4xl font-bold text-slate-900 mb-4 mt-10 leading-[1.2] tracking-tight ${className}`}
+    className={`not-prose text-2xl md:text-4xl font-bold text-slate-900 mb-6 mt-10 leading-tight tracking-tight font-sans ${className}`}
   >
     {children}
   </h2>
@@ -23,7 +23,7 @@ export const H2: React.FC<HeadingProps> = ({ children, className = "" }) => (
 
 export const H3: React.FC<HeadingProps> = ({ children, className = "" }) => (
   <h3
-    className={`not-prose text-2xl md:text-3xl font-bold text-slate-900 mb-3 mt-8 leading-[1.3] tracking-tight ${className}`}
+    className={`not-prose text-xl md:text-2xl font-bold text-slate-900 mb-4 mt-8 leading-snug tracking-tight font-sans ${className}`}
   >
     {children}
   </h3>

apps/web/src/components/ArticleParagraph.tsx

@@ -10,7 +10,7 @@ export const Paragraph: React.FC<ParagraphProps> = ({
   className = "",
 }) => (
   <div
-    className={`not-prose text-slate-700 font-serif text-lg md:text-xl leading-[1.6] mb-4 [&_p]:mb-4 last:[&_p]:mb-0 ${className}`}
+    className={`not-prose text-slate-700 font-serif text-lg md:text-xl leading-[1.6] mb-8 ${className}`}
   >
     {children}
   </div>
@@ -21,7 +21,7 @@ export const LeadParagraph: React.FC<ParagraphProps> = ({
   className = "",
 }) => (
   <div
-    className={`not-prose text-xl md:text-2xl text-slate-700 font-serif italic leading-snug mb-6 [&_p]:mb-6 last:[&_p]:mb-0 ${className}`}
+    className={`not-prose text-xl md:text-2xl text-slate-700 font-serif italic leading-snug mb-10 ${className}`}
   >
     {children}
   </div>

apps/web/src/components/blog/BlogCommandBar.tsx

@@ -1,15 +1,17 @@
 "use client";
+/* eslint-disable react/prop-types */
 
 import * as React from "react";
+import { motion, AnimatePresence } from "framer-motion";
 import { cn } from "../../utils/cn";
 import { Search } from "lucide-react";
 
 interface BlogCommandBarProps {
   searchQuery: string;
-  onSearchChange: (value: string) => void;
+  onSearchChange: (_value: string) => void;
   tags: string[];
   activeTags: string[];
-  onTagToggle: (tag: string) => void;
+  onTagToggle: (_tag: string) => void;
   className?: string;
 }
 
@@ -44,37 +46,55 @@ export const BlogCommandBar: React.FC<BlogCommandBarProps> = ({
             placeholder="Beiträge suchen..."
             className="w-full bg-transparent px-3 md:px-4 py-2 md:py-3 text-base md:text-lg text-slate-900 placeholder:text-slate-300 outline-none font-bold"
           />
-          {searchQuery && (
-            <button
-              onClick={() => onSearchChange("")}
-              className="mr-2 px-2.5 py-1 md:px-3 md:py-1.5 bg-slate-100 hover:bg-slate-200 rounded-lg text-[9px] md:text-[10px] font-bold uppercase tracking-wider text-slate-500 hover:text-slate-900 transition-colors"
-            >
-              Leeren
-            </button>
-          )}
+          <AnimatePresence>
+            {searchQuery && (
+              <motion.button
+                initial={{ opacity: 0, scale: 0.8, x: 10 }}
+                animate={{ opacity: 1, scale: 1, x: 0 }}
+                exit={{ opacity: 0, scale: 0.8, x: 10 }}
+                onClick={() => onSearchChange("")}
+                className="mr-2 px-2.5 py-1 md:px-3 md:py-1.5 bg-slate-100 hover:bg-slate-200 rounded-lg text-[9px] md:text-[10px] font-bold uppercase tracking-wider text-slate-500 hover:text-slate-900 transition-colors"
+              >
+                Leeren
+              </motion.button>
+            )}
+          </AnimatePresence>
         </div>
       </div>
 
       {/* Tag Command Row */}
-      <div className="flex flex-wrap items-center justify-center gap-1.5 md:gap-2 px-4 md:px-0">
+      <motion.div
+        layout
+        className="flex flex-wrap items-center justify-center gap-1.5 md:gap-2 px-4 md:px-0"
+      >
         {tags.map((tag) => {
           const isActive = activeTags.includes(tag);
           return (
-            <button
+            <motion.button
               key={tag}
+              layout
               onClick={() => onTagToggle(tag)}
               className={cn(
-                "px-2.5 py-1 md:px-3 md:py-1.5 rounded-lg text-[9px] md:text-[10px] font-mono uppercase tracking-wider border transition-all duration-200 select-none",
+                "relative px-2.5 py-1 md:px-3 md:py-1.5 rounded-lg text-[9px] md:text-[10px] font-mono uppercase tracking-wider border transition-all duration-200 select-none overflow-hidden",
                 isActive
-                  ? "bg-slate-900 text-white border-slate-900 shadow-md transform scale-105"
+                  ? "text-white border-slate-900 shadow-md"
                   : "bg-white text-slate-500 border-slate-200 hover:border-slate-400 hover:text-slate-900 hover:bg-slate-50",
               )}
+              whileHover={{ scale: 1.02 }}
+              whileTap={{ scale: 0.98 }}
             >
-              #{tag}
-            </button>
+              <span className="relative z-10">#{tag}</span>
+              {isActive && (
+                <motion.div
+                  layoutId="activeTag"
+                  className="absolute inset-0 bg-slate-900 z-0"
+                  transition={{ type: "spring", bounce: 0.2, duration: 0.6 }}
+                />
+              )}
+            </motion.button>
           );
         })}
-      </div>
+      </motion.div>
     </div>
   );
 };

apps/web/src/content-engine/components.ts

@@ -1,6 +1,6 @@
 
 import { LeadParagraph } from '../components/ArticleParagraph';
-import { H2, H3 } from '../components/ArticleHeading';
+import { H1, H2, H3 } from '../components/ArticleHeading';
 import { Paragraph } from '../components/ArticleParagraph';
 import { ArticleBlockquote } from '../components/ArticleBlockquote';
 import { Marker } from '../components/Marker';
@@ -18,7 +18,9 @@ import { Section } from '../components/Section';
 import { Reveal } from '../components/Reveal';
 
 export const mdxComponents = {
+    // Named exports for explicit MDX usage
     LeadParagraph,
+    H1,
     H2,
     H3,
     Paragraph,