diff --git a/prototyp-app.html b/prototyp-app.html
index 849ff99..a0228b1 100644
--- a/prototyp-app.html
+++ b/prototyp-app.html
@@ -178,7 +178,8 @@
   #explore{padding:0; --xs:max(env(safe-area-inset-top, 0px), 64px);}
   #explore.active{display:flex; flex-direction:column; height:100dvh; overflow:hidden;}
   .x-blur{position:absolute; inset:-50px; pointer-events:none; z-index:0;
-    filter:blur(36px) brightness(.78) saturate(1.15); transform:scale(1.08); transition:background .3s;}
+    filter:blur(36px) brightness(.78) saturate(1.15); transform:scale(1.08);
+    transition:background .7s ease, opacity .25s ease;}
   .x-hood{position:absolute; inset:0; pointer-events:none; z-index:2;}
   .x-hood svg{position:absolute; top:calc(var(--xs) - 14px); left:0; display:block; width:100%; height:120px;}
   .x-hood .solid{position:absolute; top:calc(var(--xs) + 105px); left:0; right:0; bottom:0; background:var(--bg);}
@@ -216,7 +217,7 @@
   .x-empty{position:absolute; inset:0; border-radius:26px; background:#141414; border:1px dashed rgba(255,255,255,.15);
     display:flex; flex-direction:column; align-items:center; justify-content:center; gap:14px;}
   .x-actions{position:relative; z-index:3; display:flex; justify-content:center; align-items:center; gap:22px;
-    padding:6px 0 calc(96px + env(safe-area-inset-bottom));}
+    padding:6px 0 84px;}
   .x-act{width:56px; height:56px; border-radius:100px; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12);
     display:grid; place-items:center; cursor:pointer; font-size:20px; color:rgba(255,255,255,.8); transition:transform .12s;}
   .x-act:active{transform:scale(.92);}
@@ -251,21 +252,19 @@
   .p-hero p{color:var(--mut); font-size:13px; margin-top:3px;}
 
   /* ================= Bottom-Navigation ================= */
-  /* Liquid-Glass-Nav (aus BrandLoop.dc.html): Turbulenz-Filter als backdrop,
-     blur(20px) als Fallback falls der Browser url()-backdrop-filter nicht kann */
+  /* Liquid-Glass-Nav (aus BrandLoop.dc.html): verzerrter Glas-Backdrop
+     (bl-glass-distortion mit Specular-Highlight) + heller Weiss-Layer + Kanten-Ring.
+     bottom:14px OHNE Safe-Area-Aufschlag = exakt die Hoehe aus dem Design. */
   .nav{position:fixed; bottom:14px; left:50%; transform:translateX(-50%); z-index:30;
     display:flex; align-items:center; gap:6px; padding:8px 10px; border-radius:100px;
-    margin-bottom:env(safe-area-inset-bottom);}
-  .nav::before{content:''; position:absolute; inset:0; z-index:-1; border-radius:100px;
-    background:rgba(10,10,10,.18);
-    -webkit-backdrop-filter:blur(20px); backdrop-filter:blur(20px);
-    -webkit-backdrop-filter:url(#bl-liquid-glass); backdrop-filter:url(#bl-liquid-glass);}
+    background:rgba(255,255,255,.25);
+    box-shadow:0 6px 6px rgba(0,0,0,.2), 0 0 20px rgba(0,0,0,.1);
+    transition:all .7s cubic-bezier(.175,.885,.32,2.2);}
+  .nav::before{content:''; position:absolute; inset:0; z-index:-1; border-radius:100px; overflow:hidden;
+    -webkit-backdrop-filter:blur(3px); backdrop-filter:blur(3px);
+    filter:url(#bl-glass-distortion); isolation:isolate;}
   .nav::after{content:''; position:absolute; inset:0; z-index:2; border-radius:100px; pointer-events:none;
-    box-shadow:0 0 8px rgba(0,0,0,.03), 0 2px 6px rgba(0,0,0,.08),
-      inset 3px 3px .5px -3.5px rgba(255,255,255,.09), inset -3px -3px .5px -3.5px rgba(255,255,255,.85),
-      inset 1px 1px 1px -.5px rgba(255,255,255,.6), inset -1px -1px 1px -.5px rgba(255,255,255,.6),
-      inset 0 0 6px 6px rgba(255,255,255,.12), inset 0 0 2px 2px rgba(255,255,255,.06),
-      0 0 12px rgba(0,0,0,.15);}
+    box-shadow:inset 2px 2px 1px 0 rgba(255,255,255,.5), inset -1px -1px 1px 1px rgba(255,255,255,.5);}
   .nav button{display:flex; align-items:center; gap:8px; background:none; border:none; font-family:inherit;
     width:40px; height:40px; justify-content:center; border-radius:100px; color:rgba(255,255,255,.6);
     font-size:13.5px; font-weight:600; cursor:pointer; transition:background .2s, color .2s, width .2s;}
@@ -299,12 +298,19 @@
 <!-- Lucide-Icon-Sprite + Liquid-Glass-Filter -->
 <svg width="0" height="0" style="position:absolute" aria-hidden="true">
   <defs>
-    <filter id="bl-liquid-glass" x="0%" y="0%" width="100%" height="100%" color-interpolation-filters="sRGB">
-      <feTurbulence type="fractalNoise" baseFrequency="0.05 0.05" numOctaves="1" seed="1" result="turbulence"/>
-      <feGaussianBlur in="turbulence" stdDeviation="2" result="blurredNoise"/>
-      <feDisplacementMap in="SourceGraphic" in2="blurredNoise" scale="70" xChannelSelector="R" yChannelSelector="B" result="displaced"/>
-      <feGaussianBlur in="displaced" stdDeviation="4" result="finalBlur"/>
-      <feComposite in="finalBlur" in2="finalBlur" operator="over"/>
+    <filter id="bl-glass-distortion" x="0%" y="0%" width="100%" height="100%" filterUnits="objectBoundingBox">
+      <feTurbulence type="fractalNoise" baseFrequency="0.001 0.005" numOctaves="1" seed="17" result="turbulence"/>
+      <feComponentTransfer in="turbulence" result="mapped">
+        <feFuncR type="gamma" amplitude="1" exponent="10" offset="0.5"/>
+        <feFuncG type="gamma" amplitude="0" exponent="1" offset="0"/>
+        <feFuncB type="gamma" amplitude="0" exponent="1" offset="0.5"/>
+      </feComponentTransfer>
+      <feGaussianBlur in="turbulence" stdDeviation="3" result="softMap"/>
+      <feSpecularLighting in="softMap" surfaceScale="5" specularConstant="1" specularExponent="100" lighting-color="white" result="specLight">
+        <fePointLight x="-200" y="-200" z="300"/>
+      </feSpecularLighting>
+      <feComposite in="specLight" operator="arithmetic" k1="0" k2="1" k3="1" k4="0" result="litImage"/>
+      <feDisplacementMap in="SourceGraphic" in2="softMap" scale="200" xChannelSelector="R" yChannelSelector="G"/>
     </filter>
     <symbol id="i-back" viewBox="0 0 24 24"><path d="m15 18-6-6 6-6"/></symbol>
     <symbol id="i-chev" viewBox="0 0 24 24"><path d="m9 18 6-6-6-6"/></symbol>
@@ -1002,7 +1008,12 @@ function renderBlur(){
 }
 function esc(s){ return s.replace(/&/g,'&amp;').replace(/</g,'&lt;'); }
 
-function renderDeck(){
+function cardTransform(depth){
+  return depth===0 ? 'translateX(0px) rotate(0deg)' : 'scale('+(1-depth*.06)+') translateY('+(-depth*34)+'px)';
+}
+/* settle=true: Karten starten eine Position tiefer und gleiten nach vorn
+   (Nachrueck-Animation aus dem Design nach Fling/Tab-Wechsel) */
+function renderDeck(settle){
   var host=document.getElementById('xDeck');
   var d=deck();
   renderBlur();
@@ -1017,16 +1028,17 @@ function renderDeck(){
     return;
   }
   var html='';
-  var slice=d.slice(X.idx, X.idx+3);
+  var slice=d.slice(X.idx, X.idx+4);
   for(var i=slice.length-1; i>=0; i--){
     var p=slice[i], top=(i===0);
     var imgI=top?Math.min(X.imgIdx,p.imgs.length-1):0;
     var u=pic(p,imgI);
     var hue=p.h+imgI*25;
-    var tf=top
+    var depth=settle?i+1:i;
+    var tf=(top&&!settle)
       ? 'translateX('+X.dx+'px) rotate('+(X.dx/22)+'deg)'
-      : 'scale('+(1-i*.06)+') translateY('+(-i*34)+'px)';
-    html+='<div class="x-card'+(top?' top':'')+'" data-i="'+i+'" style="z-index:'+(4-i)+'; transform:'+tf+'; transition:transform .28s ease; cursor:'+(top?'grab':'default')+';">';
+      : cardTransform(depth);
+    html+='<div class="x-card'+(top?' top':'')+'" data-i="'+i+'" style="z-index:'+(5-i)+'; transform:'+tf+'; transition:'+(settle?'none':'transform .45s cubic-bezier(.22,1,.36,1)')+'; cursor:'+(top?'grab':'default')+';">';
     var bg=u ? '#141414 url(&quot;'+u+'&quot;) center / cover no-repeat' : dummy(hue);
     html+='<div class="img" style="background:'+bg+';'+(top?'':' filter:brightness(.85);')+'"></div>';
     if(top){
@@ -1054,6 +1066,14 @@ function renderDeck(){
   host.innerHTML=html;
   var topEl=host.querySelector('.x-card.top');
   if(topEl) topEl.addEventListener('pointerdown', onDown);
+  if(settle){
+    requestAnimationFrame(function(){ requestAnimationFrame(function(){
+      host.querySelectorAll('.x-card').forEach(function(el){
+        el.style.transition='transform .45s cubic-bezier(.22,1,.36,1)';
+        el.style.transform=cardTransform(+el.dataset.i);
+      });
+    });});
+  }
 }
 
 function fling(dir){
@@ -1062,14 +1082,15 @@ function fling(dir){
   X.anim=true;
   var topEl=document.querySelector('#xDeck .x-card.top');
   if(topEl){
-    topEl.style.transition='transform .28s ease';
+    topEl.style.transition='transform .3s cubic-bezier(.4,0,.7,1), opacity .3s ease';
     topEl.style.transform='translateX('+(dir*640)+'px) rotate('+(dir*640/22)+'deg)';
+    topEl.style.opacity='0';
   }
   setTimeout(function(){
     if(dir>0 && post) X.liked.push(post.id);
     X.idx++; X.dx=0; X.imgIdx=0; X.anim=false;
-    renderDeck();
-  },280);
+    renderDeck(true);
+  },300);
 }
 
 function onDown(e){
@@ -1093,7 +1114,7 @@ function onDown(e){
     var d=ev.clientX-sx;
     if(Math.abs(d)>110){ fling(d>0?1:-1); return; }
     X.dx=0;
-    topEl.style.transition='transform .28s ease';
+    topEl.style.transition='transform .45s cubic-bezier(.22,1,.36,1)';
     topEl.style.transform='translateX(0) rotate(0)';
     if(likeB) likeB.style.opacity=0;
     if(skipB) skipB.style.opacity=0;
@@ -1108,8 +1129,17 @@ function onDown(e){
 
 document.querySelectorAll('.x-tab').forEach(function(el){
   el.addEventListener('click',function(){
-    X.tab=el.dataset.tab; X.idx=0; X.dx=0; X.imgIdx=0;
-    renderTabs(); renderDeck(); animateHood(centerOf(X.tab), halfOf(X.tab));
+    if(X.tab===el.dataset.tab) return;
+    var k=el.dataset.tab;
+    var deckEl=document.getElementById('xDeck'), blurEl=document.getElementById('xBlur');
+    animateHood(centerOf(k), halfOf(k));
+    deckEl.style.transition='opacity .18s ease';
+    deckEl.style.opacity='0'; blurEl.style.opacity='0';
+    setTimeout(function(){
+      X.tab=k; X.idx=0; X.dx=0; X.imgIdx=0;
+      renderTabs(); renderDeck(true);
+      deckEl.style.opacity='1'; blurEl.style.opacity='1';
+    },180);
   });
 });
 window.addEventListener('resize',function(){