diff --git a/index.html b/index.html
index e5eb240..befb734 100644
--- a/index.html
+++ b/index.html
@@ -4,15 +4,62 @@
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>JGA Prag 2026 – Übersicht</title>
+<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'>
+<link rel="manifest" href="manifest.json">
+<meta name="theme-color" content="#3b82f6">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
+<meta name="apple-mobile-web-app-title" content="JGA Prag">
+<meta name="mobile-web-app-capable" content="yes">
+<script>
+  // Theme-Toggle: localStorage > System-Preference > Dark
+  (function() {
+    const saved = localStorage.getItem('jga-theme');
+    const sysDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
+    const theme = saved || (sysDark ? 'dark' : 'dark');  // Default Dark
+    document.documentElement.setAttribute('data-theme', theme);
+  })();
+</script>
 <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🧭</text></svg>">
 <style>
+  /* ====== Theme-Variablen ====== */
+  :root, [data-theme="dark"] {
+    --bg: #1c1c1f;
+    --card-bg: #26262a;
+    --card-border: #353539;
+    --text: #e8e8ea;
+    --text-muted: #999;
+    --text-dim: #666;
+    --accent: #3b82f6;
+    --accent-hover: #2563eb;
+    --info-bg: #26262a;
+    --info-label: #888;
+    --footer-border: #2a2a2d;
+    --footer-text: #666;
+  }
+  [data-theme="light"] {
+    --bg: #f5f5f7;
+    --card-bg: #ffffff;
+    --card-border: #e0e0e3;
+    --text: #1a1a1a;
+    --text-muted: #555;
+    --text-dim: #888;
+    --accent: #2563eb;
+    --accent-hover: #1d4ed8;
+    --info-bg: #ffffff;
+    --info-label: #6b6b6b;
+    --footer-border: #e0e0e3;
+    --footer-text: #888;
+  }
+
   * { box-sizing: border-box; }
   html, body {
     margin: 0; padding: 0;
     font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
-    background: #1c1c1f;
-    color: #e8e8ea;
+    background: var(--bg);
+    color: var(--text);
     min-height: 100vh;
+    transition: background 0.3s, color 0.3s;
   }
 
   .container {
@@ -28,18 +75,18 @@
   h1 {
     font-size: 42px;
     margin: 0 0 12px 0;
-    color: #fff;
+    color: var(--text);
     font-weight: 700;
   }
   .subtitle {
     font-size: 18px;
-    color: #999;
+    color: var(--text-muted);
     margin: 0;
   }
   .badge {
     display: inline-block;
     background: rgba(59, 130, 246, 0.15);
-    color: #60a5fa;
+    color: var(--accent);
     padding: 4px 12px;
     border-radius: 12px;
     font-size: 13px;
@@ -47,6 +94,28 @@
     border: 1px solid rgba(59, 130, 246, 0.3);
   }
 
+  /* Theme-Toggle Button */
+  .theme-toggle {
+    position: fixed;
+    top: 16px;
+    right: 16px;
+    width: 44px; height: 44px;
+    border-radius: 50%;
+    background: var(--card-bg);
+    border: 1px solid var(--card-border);
+    color: var(--text);
+    font-size: 20px;
+    cursor: pointer;
+    z-index: 100;
+    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
+    transition: all 0.2s;
+    display: flex; align-items: center; justify-content: center;
+  }
+  .theme-toggle:hover {
+    transform: rotate(15deg) scale(1.1);
+    border-color: var(--accent);
+  }
+
   /* Emoji global in Original-Farbe */
   .card-icon, h1, .badge, .info-item .label {
     font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Segoe UI Symbol", emoji, sans-serif;
@@ -61,8 +130,8 @@
   }
 
   .card {
-    background: #26262a;
-    border: 1px solid #353539;
+    background: var(--card-bg);
+    border: 1px solid var(--card-border);
     border-radius: 12px;
     padding: 28px;
     transition: all 0.3s ease;
@@ -71,7 +140,7 @@
   }
   .card:hover {
     transform: translateY(-2px);
-    border-color: #3b82f6;
+    border-color: var(--accent);
   }
   .card-icon {
     font-size: 48px;
@@ -81,11 +150,11 @@
   .card h2 {
     margin: 0 0 8px 0;
     font-size: 20px;
-    color: #fff;
+    color: var(--text);
     font-weight: 600;
   }
   .card .description {
-    color: #aaa;
+    color: var(--text-muted);
     font-size: 14px;
     line-height: 1.6;
     margin: 0 0 16px 0;
@@ -94,7 +163,7 @@
   .card .open-btn {
     display: inline-block;
     padding: 10px 20px;
-    background: #3b82f6;
+    background: var(--accent);
     color: #fff;
     text-decoration: none;
     border-radius: 6px;
@@ -103,14 +172,14 @@
     transition: background 0.2s;
   }
   .card .open-btn:hover {
-    background: #2563eb;
+    background: var(--accent-hover);
   }
 
   /* Section Header */
   .section-title {
     font-size: 22px;
     margin: 48px 0 24px 0;
-    color: #fff;
+    color: var(--text);
     font-weight: 600;
   }
 
@@ -122,21 +191,21 @@
     margin-bottom: 32px;
   }
   .info-item {
-    background: #26262a;
-    border-left: 3px solid #3b82f6;
+    background: var(--info-bg);
+    border-left: 3px solid var(--accent);
     padding: 16px;
     border-radius: 4px;
   }
   .info-item .label {
     font-size: 12px;
-    color: #888;
+    color: var(--info-label);
     text-transform: uppercase;
     letter-spacing: 1px;
     margin-bottom: 4px;
   }
   .info-item .value {
     font-size: 16px;
-    color: #fff;
+    color: var(--text);
     font-weight: 600;
   }
 
@@ -168,11 +237,14 @@
   footer {
     text-align: center;
     padding: 32px 0 16px 0;
-    color: #666;
+    color: var(--footer-text);
     font-size: 12px;
-    border-top: 1px solid #2a2a2d;
+    border-top: 1px solid var(--footer-border);
     margin-top: 48px;
   }
+  footer a {
+    color: var(--accent) !important;
+  }
 
   @media (max-width: 600px) {
     h1 { font-size: 32px; }
@@ -184,6 +256,8 @@
 <body>
 <div class="container">
 
+  <button class="theme-toggle" id="theme-toggle" aria-label="Theme wechseln" title="Light/Dark Mode">🌙</button>
+
   <header>
     <h1>🧭 JGA Prag 2026</h1>
     <p class="subtitle">Interaktive Karten, Wetter-Vorschau & Packliste für den Junggesellenabschied</p>
@@ -346,7 +420,7 @@
       <div class="card-icon">🔍</div>
       <h2>Enigma Outdoor Adventure</h2>
       <p class="description">Stadtweites Mobile-App Mystery-Spiel. Kein fester Treffpunkt.</p>
-      <a href="https://enigma.swallnet.com/" target="_blank" rel="noopener" class="open-btn">🔗 Website öffnen</a>
+      <a href="https://enigma.swallnet.com/index.php/odkaz-mistra-hvezdare-en/" target="_blank" rel="noopener" class="open-btn">🔗 Website öffnen</a>
     </div>
 
   </div>
@@ -360,6 +434,32 @@
 
 <script>
   document.getElementById('build-date').textContent = new Date().toLocaleDateString('de-DE', { year: 'numeric', month: 'long', day: 'numeric' });
+
+  // Theme-Toggle
+  const themeBtn = document.getElementById('theme-toggle');
+  function updateThemeIcon() {
+    const cur = document.documentElement.getAttribute('data-theme') || 'dark';
+    themeBtn.textContent = cur === 'dark' ? '☀️' : '🌙';
+    themeBtn.title = cur === 'dark' ? 'Light Mode aktivieren' : 'Dark Mode aktivieren';
+  }
+  updateThemeIcon();
+  themeBtn.addEventListener('click', () => {
+    const cur = document.documentElement.getAttribute('data-theme') || 'dark';
+    const next = cur === 'dark' ? 'light' : 'dark';
+    document.documentElement.setAttribute('data-theme', next);
+    localStorage.setItem('jga-theme', next);
+    updateThemeIcon();
+  });
+</script>
+<script>
+  // PWA Service Worker registrieren
+  if ('serviceWorker' in navigator) {
+    window.addEventListener('load', () => {
+      navigator.serviceWorker.register('./sw.js')
+        .then(reg => console.log('[PWA] SW registered:', reg.scope))
+        .catch(err => console.warn('[PWA] SW registration failed:', err));
+    });
+  }
 </script>
 </body>
 </html>
diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..4cb71c0
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,27 @@
+{
+  "name": "JGA Prag 2026",
+  "short_name": "JGA Prag",
+  "description": "Interaktive Karten, Wetter-Vorschau, Packliste und mehr für den Junggesellenabschied in Prag (25.–26. Juli 2026)",
+  "start_url": "./index.html",
+  "scope": "./",
+  "display": "standalone",
+  "orientation": "portrait-primary",
+  "background_color": "#1c1c1f",
+  "theme_color": "#3b82f6",
+  "lang": "de",
+  "categories": ["travel", "lifestyle", "utilities"],
+  "icons": [
+    {
+      "src": "data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 192 192'><rect width='192' height='192' fill='%231c1c1f'/><text y='150' x='50%' text-anchor='middle' font-size='140'>🧭</text></svg>",
+      "sizes": "192x192",
+      "type": "image/svg+xml",
+      "purpose": "any maskable"
+    },
+    {
+      "src": "data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'><rect width='512' height='512' fill='%231c1c1f'/><text y='400' x='50%' text-anchor='middle' font-size='380'>🧭</text></svg>",
+      "sizes": "512x512",
+      "type": "image/svg+xml",
+      "purpose": "any maskable"
+    }
+  ]
+}
\ No newline at end of file
diff --git a/packliste.html b/packliste.html
index 008eebe..af623b0 100644
--- a/packliste.html
+++ b/packliste.html
@@ -4,7 +4,13 @@
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>JGA Prag Packliste</title>
-<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🧭</text></svg>">
+<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'>
+<link rel="manifest" href="manifest.json">
+<meta name="theme-color" content="#3b82f6">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
+<meta name="apple-mobile-web-app-title" content="JGA Prag">
+<meta name="mobile-web-app-capable" content="yes"><text y='.9em' font-size='90'>🧭</text></svg>">
 <style>
   * { box-sizing: border-box; }
   html, body {
@@ -276,5 +282,15 @@
 
   updateProgress();
 </script>
+<script>
+  // PWA Service Worker registrieren
+  if ('serviceWorker' in navigator) {
+    window.addEventListener('load', () => {
+      navigator.serviceWorker.register('./sw.js')
+        .then(reg => console.log('[PWA] SW registered:', reg.scope))
+        .catch(err => console.warn('[PWA] SW registration failed:', err));
+    });
+  }
+</script>
 </body>
 </html>
diff --git a/sw.js b/sw.js
new file mode 100644
index 0000000..f7ed770
--- /dev/null
+++ b/sw.js
@@ -0,0 +1,70 @@
+// JGA Prag 2026 — Service Worker
+// Cache-Strategie: cache-first für HTML/Assets, network-first für externe APIs (OSRM)
+const CACHE_VERSION = 'jga-2026-v1';
+const CORE_ASSETS = [
+  './',
+  './index.html',
+  './tourenplan.html',
+  './tourenplan-mit-tram.html',
+  './wetter.html',
+  './packliste.html',
+  './manifest.json'
+];
+
+// Install: alle Core-Files cachen
+self.addEventListener('install', (event) => {
+  event.waitUntil(
+    caches.open(CACHE_VERSION)
+      .then(cache => cache.addAll(CORE_ASSETS))
+      .then(() => self.skipWaiting())
+  );
+});
+
+// Activate: alte Caches aufräumen
+self.addEventListener('activate', (event) => {
+  event.waitUntil(
+    caches.keys()
+      .then(keys => Promise.all(
+        keys.filter(k => k !== CACHE_VERSION).map(k => caches.delete(k))
+      ))
+      .then(() => self.clients.claim())
+  );
+});
+
+// Fetch: cache-first für eigene Files, network-first für externe APIs
+self.addEventListener('fetch', (event) => {
+  const url = new URL(event.request.url);
+
+  // Externe APIs (OSRM, OpenStreetMap, Wetter) → network-first
+  if (url.origin !== self.location.origin) {
+    event.respondWith(
+      fetch(event.request)
+        .then(response => {
+          // Erfolgreich: clone & cache für offline
+          if (response.ok && (url.hostname.includes('openstreetmap') ||
+                              url.hostname.includes('cartocdn') ||
+                              url.hostname.includes('unpkg'))) {
+            const clone = response.clone();
+            caches.open(CACHE_VERSION).then(c => c.put(event.request, clone));
+          }
+          return response;
+        })
+        .catch(() => caches.match(event.request))
+    );
+    return;
+  }
+
+  // Eigene Files → cache-first
+  event.respondWith(
+    caches.match(event.request)
+      .then(cached => cached || fetch(event.request)
+        .then(response => {
+          if (response.ok) {
+            const clone = response.clone();
+            caches.open(CACHE_VERSION).then(c => c.put(event.request, clone));
+          }
+          return response;
+        })
+      )
+  );
+});
\ No newline at end of file
diff --git a/tourenplan-mit-tram.html b/tourenplan-mit-tram.html
index de3fa1a..935a540 100644
--- a/tourenplan-mit-tram.html
+++ b/tourenplan-mit-tram.html
@@ -1,7 +1,13 @@
 <!DOCTYPE html>
 <html lang="de">
 <head>
-<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🧭</text></svg>">
+<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'>
+<link rel="manifest" href="manifest.json">
+<meta name="theme-color" content="#3b82f6">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
+<meta name="apple-mobile-web-app-title" content="JGA Prag">
+<meta name="mobile-web-app-capable" content="yes"><text y='.9em' font-size='90'>🧭</text></svg>">
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>JGA Prag – Tourenplan mit Tram & Metro</title>
@@ -14,6 +20,57 @@
   #header h1 { margin: 0 0 4px 0; font-size: 22px; }
   #header .sub { color: #aaa; font-size: 13px; }
   #map { height: calc(100vh - 80px); width: 100%; }
+  /* Hotel-Marker: größer + Gold-Rahmen + pulsierender Glow + permanentes Label */
+  .hotel-marker {
+    position: relative;
+  }
+  .hotel-marker::before {
+    content: '';
+    position: absolute;
+    inset: -10px;
+    border-radius: 50%;
+    background: radial-gradient(circle, rgba(255,215,0,0.35) 0%, rgba(255,215,0,0) 70%);
+    animation: hotelPulse 2.4s ease-in-out infinite;
+    pointer-events: none;
+  }
+  @keyframes hotelPulse {
+    0%, 100% { transform: scale(0.9); opacity: 0.7; }
+    50%      { transform: scale(1.2); opacity: 1; }
+  }
+  .hotel-marker > div {
+    background: #4fc3f7 !important;
+    border: 4px solid #ffd700 !important;
+    box-shadow: 0 0 16px rgba(255,215,0,0.6), 0 4px 12px rgba(0,0,0,0.6) !important;
+    z-index: 1000 !important;
+  }
+  .hotel-label {
+    background: rgba(255,215,0,0.95) !important;
+    color: #1a1a1a !important;
+    font-weight: 800 !important;
+    font-size: 13px !important;
+    padding: 4px 10px !important;
+    border: 2px solid #4fc3f7 !important;
+    box-shadow: 0 2px 8px rgba(0,0,0,0.5) !important;
+    white-space: nowrap;
+    margin-bottom: 8px;
+  }
+  .hotel-label::before { display: none; }
+  .hotel-banner {
+    background: linear-gradient(135deg, #ffd700 0%, #ffeb3b 100%);
+    color: #1a1a1a;
+    padding: 8px 14px;
+    border-radius: 8px;
+    font-weight: 700;
+    font-size: 13px;
+    margin-bottom: 8px;
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    box-shadow: 0 2px 6px rgba(255,215,0,0.3);
+  }
+  .layer-toggle { margin-top: 8px; padding-top: 6px; border-top: 1px solid #555; font-size: 12px; }
+  .layer-toggle label { display: flex; align-items: center; gap: 6px; margin: 3px 0; cursor: pointer; user-select: none; color: #eee; }
+  .layer-toggle input { cursor: pointer; }
   .legend { background: rgba(30,30,30,0.95); padding: 10px 12px; border-radius: 8px; color: #eee; font-size: 13px; box-shadow: 0 2px 8px rgba(0,0,0,0.4); border: 1px solid #444; max-width: 240px; }
   .legend h4 { margin: 0 0 8px 0; font-size: 14px; }
   .legend .item { display: flex; align-items: center; gap: 8px; margin: 4px 0; }
@@ -247,25 +304,25 @@ const locations = [
     category: "hotel"
   },
   {
-    name: "Endorfin Escape Room",
+    name: "Endorfin Escape Games",
     emoji: "🔐",
     color: "#e91e63",
-    lat: 50.0639744, lon: 14.4516643,
-    address: "Petrohradská 216/3, Praha 10 – Vinohrady",
-    desc: "Premium Escape Rooms mit 60-Min Abenteuern. Mehrere Themes.",
-    price: "ca. 25 € p.P.",
-    url: "https://endorfin.cz",
-    category: "fun"
+    lat: 50.0639594, lon: 14.4520475,
+    address: "Petrohradská 216/3, Praha 10 – Vršovice",
+    desc: "Escape Rooms (Titanic, Saw, Freddy Krueger). Eingang vom Petrohradská-Hof. Max. 5 Pers/Raum → 2 Teams parallel.",
+    price: "ca. 20 € p.P. / 1h",
+    url: "https://endorfin.cz/en/escape-games/",
+    category: "action"
   },
   {
     name: "KartPlanet Praha",
     emoji: "🏎️",
     color: "#ff9800",
-    lat: 50.0753, lon: 14.5032,
-    address: "Mezitraťová 420, Praha 9 – Hrdlořezy",
-    desc: "Indoor Karting · 270m Strecke · 40 karts · Rennen mit Zeitmessung.",
-    price: "ca. 30 € p.P. / 15 min",
-    url: "https://www.kartplanet.cz",
+    lat: 50.0998466, lon: 14.5133693,
+    address: "Mezitraťová, Praha 9 – Hrdlořezy",
+    desc: "Indoor Go-Kart. Schnellste Karts in Prag, ca. 10 Min Heizerlebnis.",
+    price: "ca. 15 € p.P. / 10 min",
+    url: "https://kartplanet.cz/en/",
     category: "action"
   },
   {
@@ -274,8 +331,8 @@ const locations = [
     color: "#66bb6a",
     lat: 50.080850, lon: 14.425050,
     address: "Národní 63/26, Praha 1 – Nové Město (im Máj – House of Fun)",
-    desc: "Indoor Minigolf mit Neon-Beleuchtung. 18 Löcher, Themen-Bahnen mit Überraschungen. Gaming-Bar vor Ort.",
-    price: "ca. 12–25 € p.P.",
+    desc: "Indoor Minigolf mit Neon-Beleuchtung. Themen-Bahnen mit Überraschungen. Auch Bowling & Escape Rooms im selben Komplex.",
+    price: "ca. 25 € p.P. / 1h",
     url: "https://levelsprague.com/de/minigolf/",
     category: "fun"
   },
@@ -291,18 +348,18 @@ const locations = [
     category: "fun"
   },
   {
-    name: "Mysterium Geister-Tour",
+    name: "Mysterium Tours – Geister-Tour",
     emoji: "👻",
     color: "#7e57c2",
     lat: 50.087800, lon: 14.420500,
     address: "Treffpunkt: Cartier-Geschäft, Ecke Pařížská / Altstädter Ring",
-    desc: "Abendliche Geister-Tour durch die Altstadt + Josefov. Geschichtenerzähler in Kostümen mit Laterne. Dauer ~1:45h, Start 19:45 / 20:00 / 20:15.",
-    price: "ca. 20 € p.P. / 1:45h",
+    desc: "Abendliche Geister-Tour durch die Altstadt. Geschichten & Legenden. Startzeiten 19:45 / 20:00 / 20:15, Dauer ~1:45h.",
+    price: "ca. 20 € p.P. / 2h",
     url: "https://www.mysteriumtours.com/de/prag/prager-geister-tour/",
     category: "sight"
   },
   {
-    name: "Prague Ranger",
+    name: "Prague Ranger (Schießstand)",
     emoji: "🎯",
     color: "#5d4037",
     lat: 50.0714571, lon: 14.4320070,
@@ -353,7 +410,7 @@ const locations = [
     address: "Symbolischer Startpunkt: Altstädter Ring (Staroměstské náměstí)",
     desc: "Stadtweites Mobile-App Mystery-Spiel. Per GPS durch ganz Prag.",
     price: "ca. 5 € p.P. / 1–2h",
-    url: "https://enigma.swallnet.com/index.php/jak-hrat-en/",
+    url: "https://enigma.swallnet.com/index.php/odkaz-mistra-hvezdare-en/",
     category: "fun"
   }
 ];
@@ -414,7 +471,8 @@ L.tileLayer('https://{s}.basemaps.cartocdn.com/dark_all/{z}/{x}/{y}{r}.png', {
 }).addTo(map);
 
 function createIcon(emoji, color, isHotel=false) {
-  const size = isHotel ? 44 : 38;
+  const size = isHotel ? 56 : 38;
+  const wrapperClass = isHotel ? 'custom-marker hotel-marker' : 'custom-marker';
   const html = `
     <div style="
       background: ${color};
@@ -425,40 +483,215 @@ function createIcon(emoji, color, isHotel=false) {
       display: flex;
       align-items: center;
       justify-content: center;
-      border: 3px solid white;
-      box-shadow: 0 3px 8px rgba(0,0,0,0.5);
+      border: ${isHotel ? 4 : 3}px solid ${isHotel ? '#ffd700' : 'white'};
+      box-shadow: ${isHotel ? '0 0 16px rgba(255,215,0,0.6), 0 4px 12px rgba(0,0,0,0.6)' : '0 3px 8px rgba(0,0,0,0.5)'};
     ">
-      <span style="transform: rotate(45deg); font-size: ${isHotel ? 22 : 19}px;">${emoji}</span>
+      <span style="transform: rotate(45deg); font-size: ${isHotel ? 28 : 19}px;">${emoji}</span>
     </div>
   `;
   return L.divIcon({
     html: html,
-    className: 'custom-marker',
+    className: wrapperClass,
     iconSize: [size, size],
     iconAnchor: [size/2, size],
     popupAnchor: [0, -size]
   });
 }
 
+// Permanentes Label für Hotel (sichtbar ohne Klick)
+function createHotelLabel() {
+  return L.divIcon({
+    html: '<div class="hotel-label">🏨 Hotel Uno · Basis</div>',
+    className: 'hotel-label-wrapper',
+    iconSize: [140, 22],
+    iconAnchor: [70, 56+22]
+  });
+}
+
+// Marker setzen mit Layer-Toggle und Hotel-Highlight
 const bounds = [];
+const markersByCategory = {};
+let hotelMarker = null;
+let routeLayer = null;
+
+const hotelLoc = locations.find(l => l.category === 'hotel');
+const otherLocations = locations.filter(l => l.category !== 'hotel');
+
+function haversineKm(a, b) {
+  const R = 6371;
+  const dLat = (b.lat - a.lat) * Math.PI / 180;
+  const dLon = (b.lon - a.lon) * Math.PI / 180;
+  const lat1 = a.lat * Math.PI / 180;
+  const lat2 = b.lat * Math.PI / 180;
+  const x = Math.sin(dLat/2)**2 + Math.cos(lat1)*Math.cos(lat2)*Math.sin(dLon/2)**2;
+  return 2 * R * Math.asin(Math.sqrt(x));
+}
+
+async function drawRoute(from, to) {
+  if (routeLayer) { map.removeLayer(routeLayer); routeLayer = null; }
+  const url = `https://router.project-osrm.org/route/v1/driving/${from.lon},${from.lat};${to.lon},${to.lat}?overview=full&geometries=geojson`;
+  try {
+    const r = await fetch(url);
+    if (!r.ok) throw new Error('OSRM ' + r.status);
+    const data = await r.json();
+    if (!data.routes || data.routes.length === 0) throw new Error('Keine Route');
+    const coords = data.routes[0].geometry.coordinates.map(([lng, lat]) => [lat, lng]);
+    const distKm = (data.routes[0].distance / 1000).toFixed(1);
+    const durMin = Math.round(data.routes[0].duration / 60);
+    routeLayer = L.polyline(coords, {
+      color: '#06b6d4', weight: 5, opacity: 0.85, dashArray: '10,6',
+      lineCap: 'round', lineJoin: 'round'
+    }).addTo(map);
+    map.fitBounds(routeLayer.getBounds(), { padding: [80, 80] });
+    return { distKm, durMin, from, to };
+  } catch (e) {
+    const distKm = haversineKm(from, to).toFixed(1);
+    routeLayer = L.polyline([[from.lat, from.lon], [to.lat, to.lon]], {
+      color: '#06b6d4', weight: 4, opacity: 0.6, dashArray: '6,8'
+    }).addTo(map);
+    const durMin = Math.round(distKm * 2.5);
+    return { distKm, durMin, from, to, fallback: true };
+  }
+}
+
+function isHotelTarget(btn) {
+  return btn.classList.contains('route-back');
+}
+
 locations.forEach(loc => {
   const isHotel = loc.category === 'hotel';
   const marker = L.marker([loc.lat, loc.lon], {
-    icon: createIcon(loc.emoji, loc.color, isHotel)
+    icon: createIcon(loc.emoji, loc.color, isHotel),
+    zIndexOffset: isHotel ? 1000 : 0
   }).addTo(map);
+
+  const bannerHtml = isHotel ? '<div class="hotel-banner">⭐ Unsere Basis · Hier startet & endet jeder Tag</div>' : '';
+
+// Restaurant-Tipps pro Location
+const RESTAURANTS = {"Hotel Uno (Strašnice)":[{"name":"Restaurace U Kohouta","cuisine":"Tschechisch traditionell","price":"€€","desc":"Klassische tschechische Küche, 10 Min vom Hotel. Goulash & Knödel."},{"name":"Pizza Coloseum Strašnice","cuisine":"Italienisch/Pizza","price":"€","desc":"Solide Pizza, 8 Min zu Fuß. Auch Lieferservice."}],"Endorfin (Vršovice)":[{"name":"Kavárna Kaaba","cuisine":"Café/Brunch","price":"€","desc":"Hippes Café in Vršovice, perfekt nach Escape Room."},{"name":"Pivovar U Medvídků","cuisine":"Tschechisch/Bier","price":"€€","desc":"Berühmte Hausbrauerei (Novoměstský), 15 Min mit Tram."}],"KartPlanet (Hrdlořezy)":[{"name":"Restaurace U Přístavu","cuisine":"Tschechisch","price":"€€","desc":"5 Min von KartPlanet, direkt am Wasser. Gute Knödel."}],"Level Minigolf (Národní/Máj)":[{"name":"Máj Food Court","cuisine":"Alles","price":"€","desc":"Im selben Haus, 5. OG. Burger, Asia, Pizza — schnell & günstig."},{"name":"Café Louvre","cuisine":"Café/Klassisch","price":"€€","desc":"Legendäres Wiener Kaffeehaus, 3 Min Fußweg. Atmosphäre!"}],"Bowling Ovčín (Záběhlice)":[{"name":"Restaurant im Ovčín","cuisine":"Tschechisch/International","price":"€€","desc":"Direkt vor Ort — Bowling + Essen + Trinken."}],"Mysterium (Altstadt)":[{"name":"U Fleků","cuisine":"Tschechisch/Bier","price":"€€","desc":"Älteste kontinuierlich betriebene Brauerei Prags (1499). Muss man erlebt haben."},{"name":"Lokál U Caipla","cuisine":"Tschechisch/Bier","price":"€€","desc":"Modernes Tschechisch-Restaurant, 5 Min vom Altstädter Ring. Pilsner Urquell!"}],"Prague Ranger (Vyšehrad)":[{"name":"Restaurace U Krále Václava","cuisine":"Tschechisch","price":"€€","desc":"Nahe Vyšehrad, solide Hausmannskost."}],"Beer Boat (Štefánikův most)":[{"name":"KFC","cuisine":"Fast Food","price":"€","desc":"Direkt an der Bootsstation. Praktisch für danach."},{"name":"Café Mlýnská","cuisine":"Café/Tschechisch","price":"€€","desc":"Gemütliches Restaurant auf der Kampa-Insel, 10 Min."}],"Paintball (Buďánka)":[{"name":"Restaurace Na Vinici","cuisine":"Tschechisch","price":"€€","desc":"Nähe Paintball, traditionelle Küche. Ideal für After-Paintball-Essen."}],"Mercuria (Pankrác)":[{"name":"Pankrác Food Court (DBK)","cuisine":"Alles","price":"€","desc":"Modernes Einkaufszentrum mit viel Auswahl, 10 Min Fußweg."}],"Enigma (Altstadt)":[{"name":"Choco Café","cuisine":"Café/Süß","price":"€€","desc":"Schokoladen-Spezialitäten, perfekt für Energie-Tankstelle nach dem Spiel."}]};
+
+function restaurantKeyFor(loc) {
+  if (loc.category === 'hotel') return 'Hotel Uno (Strašnice)';
+  const a = loc.address.toLowerCase();
+  if (a.includes('vršovice') || a.includes('petrohradská')) return 'Endorfin (Vršovice)';
+  if (a.includes('hrdlořezy') || a.includes('mezitraťová')) return 'KartPlanet (Hrdlořezy)';
+  if (a.includes('národní') || a.includes('máj')) return 'Level Minigolf (Národní/Máj)';
+  if (a.includes('záběhlice')) return 'Bowling Ovčín (Záběhlice)';
+  if (a.includes('pařížská') || a.includes('altstädter')) return 'Mysterium (Altstadt)';
+  if (a.includes('vyšehrad') || a.includes('lublaňská')) return 'Prague Ranger (Vyšehrad)';
+  if (a.includes('štefánikův')) return 'Beer Boat (Štefánikův most)';
+  if (a.includes('buďánka') || a.includes('císařkou')) return 'Paintball (Buďánka)';
+  if (a.includes('pankrác') || a.includes('budějovická')) return 'Mercuria (Pankrác)';
+  return 'Enigma (Altstadt)';
+}
+
+function restaurantsHtmlFor(loc) {
+  const key = restaurantKeyFor(loc);
+  const list = RESTAURANTS[key];
+  if (!list || list.length === 0) return '';
+  return `<div style="margin-top:8px;padding:8px;background:#dcfce7;border-left:3px solid #16a34a;border-radius:4px;">
+    <div style="font-size:11px;font-weight:700;color:#14532d;margin-bottom:4px;">🍽️ Restaurant-Tipps in der Nähe:</div>
+    ${list.map(r => `<div style="font-size:12px;color:#14532d;margin-bottom:3px;"><strong>${r.name}</strong> <span style="color:#16a34a;font-weight:600;">${r.price}</span> <em style="color:#166534;">(${r.cuisine})</em><br><span style="color:#166534;font-size:11px;">${r.desc}</span></div>`).join('')}
+  </div>`;
+}
+
+  let routeButtonsHtml = '';
+  if (isHotel) {
+    const sorted = otherLocations
+      .map(l => ({ ...l, dist: haversineKm(hotelLoc, l) }))
+      .sort((a, b) => a.dist - b.dist)
+      .slice(0, 3);
+    routeButtonsHtml = `<div style="margin-top:10px;border-top:1px solid #ddd;padding-top:10px;">
+      <div style="font-size:12px;font-weight:700;color:#1a1a1a;margin-bottom:6px;">🧭 Schnell-Routen vom Hotel:</div>
+      ${sorted.map(l => `
+        <button class="route-btn" data-target-lat="${l.lat}" data-target-lon="${l.lon}" data-target-name="${l.name.replace(/"/g,'&quot;')}" data-target-emoji="${l.emoji}"
+          style="display:inline-block;margin:3px 4px 3px 0;padding:5px 10px;background:#3b82f6;color:#fff;border:none;border-radius:5px;font-size:12px;cursor:pointer;font-weight:600;">
+          ${l.emoji} ${l.name.split(' ')[0]} (${l.dist.toFixed(1)} km)
+        </button>`).join('')}
+    </div>`;
+  } else {
+    routeButtonsHtml = `<button class="route-btn route-back" data-target-lat="${hotelLoc.lat}" data-target-lon="${hotelLoc.lon}" data-target-name="${hotelLoc.name}" data-target-emoji="${hotelLoc.emoji}"
+      style="margin-top:8px;padding:6px 12px;background:linear-gradient(135deg,#ffd700,#ffeb3b);color:#1a1a1a;border:none;border-radius:5px;font-size:13px;cursor:pointer;font-weight:700;width:100%;">
+      🧭 Zurück zum Hotel (Route)
+    </button>`;
+  }
+
+  // Feature 8: "Was ist in der Nähe?" — alle Nachbarn <2km
+  let nearbyHtml = '';
+  const neighbors = (isHotel ? otherLocations : locations.filter(l => l !== loc))
+    .map(l => ({ ...l, dist: haversineKm(loc, l) }))
+    .filter(l => l.dist < 3.0 && l.dist > 0.05)
+    .sort((a, b) => a.dist - b.dist);
+  if (neighbors.length > 0) {
+    nearbyHtml = `<div style="margin-top:8px;padding:8px;background:#fef3c7;border-left:3px solid #f59e0b;border-radius:4px;">
+      <div style="font-size:11px;font-weight:700;color:#92400e;margin-bottom:4px;">📍 In der Nähe (&lt;3 km Luftlinie):</div>
+      <div style="font-size:12px;color:#451a03;">${neighbors.map(n => `${n.emoji} ${n.name.split(' ')[0]} <span style="color:#92400e;">${n.dist.toFixed(2)} km</span>`).join(' · ')}</div>
+    </div>`;
+  }
+
+  const urlLink = loc.url ? `<a href="${loc.url}" target="_blank" rel="noopener">🔗 Website öffnen</a>` : '';
   const popupContent = `
     <div class="popup-content">
+      ${bannerHtml}
       <h3><span class="emoji-big">${loc.emoji}</span>${loc.name}</h3>
       <div class="meta">📍 ${loc.address}</div>
       <div class="desc">${loc.desc}</div>
       ${loc.price ? `<div class="price">${loc.price}</div>` : ''}
-      ${loc.url ? `<a href="${loc.url}" target="_blank" rel="noopener">🔗 Website öffnen</a>` : ''}
+      ${urlLink}
+      ${routeButtonsHtml}
+      ${nearbyHtml}
+      ${restaurantsHtmlFor(loc)}
     </div>
   `;
   marker.bindPopup(popupContent, { maxWidth: 320 });
   bounds.push([loc.lat, loc.lon]);
+
+  if (isHotel) {
+    hotelMarker = marker;
+    const labelMarker = L.marker([loc.lat, loc.lon], {
+      icon: createHotelLabel(),
+      interactive: false,
+      keyboard: false,
+      zIndexOffset: 999
+    }).addTo(map);
+    markersByCategory['hotel'] = [marker, labelMarker];
+  } else {
+    if (!markersByCategory[loc.category]) markersByCategory[loc.category] = [];
+    markersByCategory[loc.category].push(marker);
+  }
 });
 
+// Route-Button Click Handler
+map.on('popupopen', (e) => {
+  const popupNode = e.popup.getElement();
+  if (!popupNode) return;
+  popupNode.querySelectorAll('.route-btn').forEach(btn => {
+    btn.onclick = async (ev) => {
+      ev.preventDefault();
+      const target = {
+        name: btn.dataset.targetName,
+        emoji: btn.dataset.targetEmoji,
+        lat: parseFloat(btn.dataset.targetLat),
+        lon: parseFloat(btn.dataset.targetLon)
+      };
+      const from = isHotelTarget(btn)
+        ? otherLocations.find(l => Math.abs(l.lat - target.lat) < 0.0001 && Math.abs(l.lon - target.lon) < 0.0001) || hotelLoc
+        : hotelLoc;
+      btn.disabled = true;
+      btn.textContent = '⏳ Route wird berechnet...';
+      const result = await drawRoute(from, target);
+      btn.textContent = `✅ ${result.distKm} km · ca. ${result.durMin} Min mit Auto${result.fallback ? ' (Luftlinie)' : ''}`;
+      btn.style.background = '#10b981';
+      btn.onclick = null;
+    };
+  });
+});
+
+// Auto-Open Hotel-Popup nach 1.5s beim ersten Laden
+setTimeout(() => {
+  if (hotelMarker) hotelMarker.openPopup();
+}, 1500);
+
 const lineLayers = {};
 function renderLine(lineKey, color, weight, opacity) {
   const shapes = LINES[lineKey];
@@ -618,7 +851,7 @@ legend.onAdd = function() {
   const div = L.DomUtil.create('div', 'legend');
   div.innerHTML = `
     <h4>🥳 JGA Prag Tourenplan</h4>
-    <div class="item"><span class="dot" style="background:#4fc3f7"></span>🏨 Hotel (Basis)</div>
+    <div class="item"><span class="dot" style="background:#4fc3f7;border-color:#ffd700;"></span>🏨 <strong>Hotel Uno (Basis)</strong></div>
     <div class="item"><span class="dot" style="background:#e91e63"></span>🔐 Escape Room</div>
     <div class="item"><span class="dot" style="background:#ff9800"></span>🏎️ KartPlanet</div>
     <div class="item"><span class="dot" style="background:#66bb6a"></span>⛳ Minigolf</div>
@@ -629,6 +862,13 @@ legend.onAdd = function() {
     <div class="item"><span class="dot" style="background:#ef5350"></span>🎨 Paintball</div>
     <div class="item"><span class="dot" style="background:#26c6da"></span>🔫 Lasertag</div>
     <div class="item"><span class="dot" style="background:#ffa726"></span>🔍 Enigma</div>
+    <div class="layer-toggle">
+      <div style="color:#aaa;font-size:11px;text-transform:uppercase;letter-spacing:1px;margin-bottom:4px;">Filter</div>
+      <label><input type="checkbox" data-layer="hotel" checked disabled style="accent-color:#ffd700;"> 🏨 Hotel (immer sichtbar)</label>
+      <label><input type="checkbox" data-layer="action" checked style="accent-color:#e91e63;"> 💥 Action (5)</label>
+      <label><input type="checkbox" data-layer="fun" checked style="accent-color:#66bb6a;"> 🎉 Fun (4)</label>
+      <label><input type="checkbox" data-layer="sight" checked style="accent-color:#7e57c2;"> 🏛️ Sight (1)</label>
+    </div>
     <div style="margin-top:8px;padding-top:6px;border-top:1px solid #555;font-size:11px;color:#aaa;">
       🚇 Metro: <span style="color:#00A562;font-weight:700">A</span> ·
       <span style="color:#F8B322;font-weight:700">B</span> ·
@@ -637,6 +877,16 @@ legend.onAdd = function() {
       <span style="font-size:10px;">Marker anklicken für Details</span>
     </div>
   `;
+  setTimeout(() => {
+    div.querySelectorAll('input[data-layer]').forEach(cb => {
+      cb.addEventListener('change', () => {
+        const layer = cb.dataset.layer;
+        (markersByCategory[layer] || []).forEach(m => {
+          if (cb.checked) m.addTo(map); else map.removeLayer(m);
+        });
+      });
+    });
+  }, 10);
   return div;
 };
 legend.addTo(map);
@@ -762,5 +1012,15 @@ document.addEventListener('keydown', (e) => {
   </div>
 </div>
 
+<script>
+  // PWA Service Worker registrieren
+  if ('serviceWorker' in navigator) {
+    window.addEventListener('load', () => {
+      navigator.serviceWorker.register('./sw.js')
+        .then(reg => console.log('[PWA] SW registered:', reg.scope))
+        .catch(err => console.warn('[PWA] SW registration failed:', err));
+    });
+  }
+</script>
 </body>
 </html>
diff --git a/tourenplan.html b/tourenplan.html
index 34a280d..6d8b6ec 100644
--- a/tourenplan.html
+++ b/tourenplan.html
@@ -1,7 +1,13 @@
 <!DOCTYPE html>
 <html lang="de">
 <head>
-<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🧭</text></svg>">
+<link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'>
+<link rel="manifest" href="manifest.json">
+<meta name="theme-color" content="#3b82f6">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
+<meta name="apple-mobile-web-app-title" content="JGA Prag">
+<meta name="mobile-web-app-capable" content="yes"><text y='.9em' font-size='90'>🧭</text></svg>">
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>JGA Prag – Tourenplan</title>
@@ -14,11 +20,66 @@
   #header h1 { margin: 0 0 4px 0; font-size: 22px; }
   #header .sub { color: #aaa; font-size: 13px; }
   #map { height: calc(100vh - 80px); width: 100%; }
-  .legend { background: rgba(30,30,30,0.95); padding: 10px 12px; border-radius: 8px; color: #eee; font-size: 13px; box-shadow: 0 2px 8px rgba(0,0,0,0.4); border: 1px solid #444; max-width: 240px; }
-  .legend h4 { margin: 0 0 8px 0; font-size: 14px; }
-  .legend .item { display: flex; align-items: center; gap: 8px; margin: 4px 0; }
-  .legend .emoji { font-size: 18px; }
-  .legend .dot { width: 14px; height: 14px; border-radius: 50%; border: 2px solid white; }
+/* Hotel-Marker: größer + Gold-Rahmen + pulsierender Glow + permanentes Label */
+.hotel-marker {
+  position: relative;
+}
+.hotel-marker::before {
+  content: '';
+  position: absolute;
+  inset: -10px;
+  border-radius: 50%;
+  background: radial-gradient(circle, rgba(255,215,0,0.35) 0%, rgba(255,215,0,0) 70%);
+  animation: hotelPulse 2.4s ease-in-out infinite;
+  pointer-events: none;
+}
+@keyframes hotelPulse {
+  0%, 100% { transform: scale(0.9); opacity: 0.7; }
+  50%      { transform: scale(1.2); opacity: 1; }
+}
+.hotel-marker > div {
+  background: #4fc3f7 !important;
+  border: 4px solid #ffd700 !important;
+  box-shadow: 0 0 16px rgba(255,215,0,0.6), 0 4px 12px rgba(0,0,0,0.6) !important;
+  z-index: 1000 !important;
+}
+.hotel-label {
+  background: rgba(255,215,0,0.95) !important;
+  color: #1a1a1a !important;
+  font-weight: 800 !important;
+  font-size: 13px !important;
+  padding: 4px 10px !important;
+  border: 2px solid #4fc3f7 !important;
+  box-shadow: 0 2px 8px rgba(0,0,0,0.5) !important;
+  white-space: nowrap;
+  margin-bottom: 8px;
+}
+.hotel-label::before { display: none; }
+.hotel-banner {
+  background: linear-gradient(135deg, #ffd700 0%, #ffeb3b 100%);
+  color: #1a1a1a;
+  padding: 8px 14px;
+  border-radius: 8px;
+  font-weight: 700;
+  font-size: 13px;
+  margin-bottom: 8px;
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  box-shadow: 0 2px 6px rgba(255,215,0,0.3);
+}
+
+/* Layer-Toggle in Legende */
+.layer-toggle { margin-top: 8px; padding-top: 6px; border-top: 1px solid #555; font-size: 12px; }
+.layer-toggle label { display: flex; align-items: center; gap: 6px; margin: 3px 0; cursor: pointer; user-select: none; color: #eee; }
+.layer-toggle input { cursor: pointer; }
+
+/* Legende */
+.legend { background: rgba(30,30,30,0.95); padding: 10px 12px; border-radius: 8px; color: #eee; font-size: 13px; box-shadow: 0 2px 8px rgba(0,0,0,0.4); border: 1px solid #444; max-width: 240px; }
+.legend h4 { margin: 0 0 8px 0; font-size: 14px; }
+.legend .item { display: flex; align-items: center; gap: 8px; margin: 4px 0; }
+.legend .emoji { font-size: 18px; }
+.legend .dot { width: 14px; height: 14px; border-radius: 50%; border: 2px solid white; }
   .popup-content { font-family: -apple-system, BlinkMacSystemFont, sans-serif; min-width: 220px; }
   .popup-content .emoji-big { font-size: 28px; margin-right: 8px; }
   .popup-content h3 { margin: 0 0 6px 0; font-size: 16px; color: #1a1a1a; }
@@ -163,7 +224,7 @@ const locations = [
     address: "Symbolischer Startpunkt: Altstädter Ring (Staroměstské náměstí)",
     desc: "Stadtweites Mobile-App Mystery-Spiel. Per GPS durch ganz Prag, kein fester Treffpunkt. Anbieter: Swallnet.",
     price: "ca. 5 € p.P. / 1–2h",
-    url: "https://enigma.swallnet.com/index.php/jak-hrat-en/",
+    url: "https://enigma.swallnet.com/index.php/odkaz-mistra-hvezdare-en/",
     category: "fun"
   }
 ];
@@ -180,7 +241,8 @@ L.tileLayer('https://{s}.basemaps.cartocdn.com/dark_all/{z}/{x}/{y}{r}.png', {
 
 // Custom Marker mit Emoji + Label
 function createIcon(emoji, color, isHotel=false) {
-  const size = isHotel ? 44 : 38;
+  const size = isHotel ? 56 : 38;
+  const wrapperClass = isHotel ? 'custom-marker hotel-marker' : 'custom-marker';
   const html = `
     <div style="
       background: ${color};
@@ -191,52 +253,232 @@ function createIcon(emoji, color, isHotel=false) {
       display: flex;
       align-items: center;
       justify-content: center;
-      border: 3px solid white;
-      box-shadow: 0 3px 8px rgba(0,0,0,0.5);
+      border: ${isHotel ? 4 : 3}px solid ${isHotel ? '#ffd700' : 'white'};
+      box-shadow: ${isHotel ? '0 0 16px rgba(255,215,0,0.6), 0 4px 12px rgba(0,0,0,0.6)' : '0 3px 8px rgba(0,0,0,0.5)'};
     ">
-      <span style="transform: rotate(45deg); font-size: ${isHotel ? 22 : 19}px;">${emoji}</span>
+      <span style="transform: rotate(45deg); font-size: ${isHotel ? 28 : 19}px;">${emoji}</span>
     </div>
   `;
   return L.divIcon({
     html: html,
-    className: 'custom-marker',
+    className: wrapperClass,
     iconSize: [size, size],
     iconAnchor: [size/2, size],
     popupAnchor: [0, -size]
   });
 }
 
+// Permanentes Label für Hotel (sichtbar ohne Klick)
+function createHotelLabel() {
+  return L.divIcon({
+    html: '<div class="hotel-label">🏨 Hotel Uno · Basis</div>',
+    className: 'hotel-label-wrapper',
+    iconSize: [140, 22],
+    iconAnchor: [70, 56+22]  // unter dem Hotel-Marker
+  });
+}
+
 // Marker setzen
 const bounds = [];
+const markersByCategory = {};   // für Layer-Toggle
+let hotelMarker = null;
+let routeLayer = null;          // aktuelle Route (Polyline)
+
+// Locations für späteren Zugriff
+const hotelLoc = locations.find(l => l.category === 'hotel');
+const otherLocations = locations.filter(l => l.category !== 'hotel');
+
+// Haversine-Distanz (km) zwischen 2 Punkten
+function haversineKm(a, b) {
+  const R = 6371;
+  const dLat = (b.lat - a.lat) * Math.PI / 180;
+  const dLon = (b.lon - a.lon) * Math.PI / 180;
+  const lat1 = a.lat * Math.PI / 180;
+  const lat2 = b.lat * Math.PI / 180;
+  const x = Math.sin(dLat/2)**2 + Math.cos(lat1)*Math.cos(lat2)*Math.sin(dLon/2)**2;
+  return 2 * R * Math.asin(Math.sqrt(x));
+}
+
+// Route zwischen 2 Punkten via OSRM (Auto-Routing)
+async function drawRoute(from, to) {
+  if (routeLayer) { map.removeLayer(routeLayer); routeLayer = null; }
+  const url = `https://router.project-osrm.org/route/v1/driving/${from.lon},${from.lat};${to.lon},${to.lat}?overview=full&geometries=geojson`;
+  try {
+    const r = await fetch(url);
+    if (!r.ok) throw new Error('OSRM ' + r.status);
+    const data = await r.json();
+    if (!data.routes || data.routes.length === 0) throw new Error('Keine Route');
+    const coords = data.routes[0].geometry.coordinates.map(([lng, lat]) => [lat, lng]);
+    const distKm = (data.routes[0].distance / 1000).toFixed(1);
+    const durMin = Math.round(data.routes[0].duration / 60);
+    routeLayer = L.polyline(coords, {
+      color: '#06b6d4', weight: 5, opacity: 0.85, dashArray: '10,6',
+      lineCap: 'round', lineJoin: 'round'
+    }).addTo(map);
+    map.fitBounds(routeLayer.getBounds(), { padding: [80, 80] });
+    return { distKm, durMin, from, to };
+  } catch (e) {
+    // Fallback: gerade Linie + Luftlinie
+    const distKm = haversineKm(from, to).toFixed(1);
+    routeLayer = L.polyline([[from.lat, from.lon], [to.lat, to.lon]], {
+      color: '#06b6d4', weight: 4, opacity: 0.6, dashArray: '6,8'
+    }).addTo(map);
+    const durMin = Math.round(distKm * 2.5); // grobe Schätzung: 24 km/h Stadtverkehr
+    return { distKm, durMin, from, to, fallback: true };
+  }
+}
+
+function clearRoute() {
+  if (routeLayer) { map.removeLayer(routeLayer); routeLayer = null; }
+}
+
 locations.forEach(loc => {
   const isHotel = loc.category === 'hotel';
   const marker = L.marker([loc.lat, loc.lon], {
-    icon: createIcon(loc.emoji, loc.color, isHotel)
+    icon: createIcon(loc.emoji, loc.color, isHotel),
+    zIndexOffset: isHotel ? 1000 : 0
   }).addTo(map);
 
+  const bannerHtml = isHotel ? '<div class="hotel-banner">⭐ Unsere Basis · Hier startet & endet jeder Tag</div>' : '';
+
+  // Restaurant-Tipps pro Location (basierend auf geo-cluster)
+const RESTAURANTS = {"Hotel Uno (Strašnice)":[{"name":"Restaurace U Kohouta","cuisine":"Tschechisch traditionell","price":"€€","desc":"Klassische tschechische Küche, 10 Min vom Hotel. Goulash & Knödel."},{"name":"Pizza Coloseum Strašnice","cuisine":"Italienisch/Pizza","price":"€","desc":"Solide Pizza, 8 Min zu Fuß. Auch Lieferservice."}],"Endorfin (Vršovice)":[{"name":"Kavárna Kaaba","cuisine":"Café/Brunch","price":"€","desc":"Hippes Café in Vršovice, perfekt nach Escape Room."},{"name":"Pivovar U Medvídků","cuisine":"Tschechisch/Bier","price":"€€","desc":"Berühmte Hausbrauerei (Novoměstský), 15 Min mit Tram."}],"KartPlanet (Hrdlořezy)":[{"name":"Restaurace U Přístavu","cuisine":"Tschechisch","price":"€€","desc":"5 Min von KartPlanet, direkt am Wasser. Gute Knödel."}],"Level Minigolf (Národní/Máj)":[{"name":"Máj Food Court","cuisine":"Alles","price":"€","desc":"Im selben Haus, 5. OG. Burger, Asia, Pizza — schnell & günstig."},{"name":"Café Louvre","cuisine":"Café/Klassisch","price":"€€","desc":"Legendäres Wiener Kaffeehaus, 3 Min Fußweg. Atmosphäre!"}],"Bowling Ovčín (Záběhlice)":[{"name":"Restaurant im Ovčín","cuisine":"Tschechisch/International","price":"€€","desc":"Direkt vor Ort — Bowling + Essen + Trinken."}],"Mysterium (Altstadt)":[{"name":"U Fleků","cuisine":"Tschechisch/Bier","price":"€€","desc":"Älteste kontinuierlich betriebene Brauerei Prags (1499). Muss man erlebt haben."},{"name":"Lokál U Caipla","cuisine":"Tschechisch/Bier","price":"€€","desc":"Modernes Tschechisch-Restaurant, 5 Min vom Altstädter Ring. Pilsner Urquell!"}],"Prague Ranger (Vyšehrad)":[{"name":"Restaurace U Krále Václava","cuisine":"Tschechisch","price":"€€","desc":"Nahe Vyšehrad, solide Hausmannskost."}],"Beer Boat (Štefánikův most)":[{"name":"KFC","cuisine":"Fast Food","price":"€","desc":"Direkt an der Bootsstation. Praktisch für danach."},{"name":"Café Mlýnská","cuisine":"Café/Tschechisch","price":"€€","desc":"Gemütliches Restaurant auf der Kampa-Insel, 10 Min."}],"Paintball (Buďánka)":[{"name":"Restaurace Na Vinici","cuisine":"Tschechisch","price":"€€","desc":"Nähe Paintball, traditionelle Küche. Ideal für After-Paintball-Essen."}],"Mercuria (Pankrác)":[{"name":"Pankrác Food Court (DBK)","cuisine":"Alles","price":"€","desc":"Modernes Einkaufszentrum mit viel Auswahl, 10 Min Fußweg."}],"Enigma (Altstadt)":[{"name":"Choco Café","cuisine":"Café/Süß","price":"€€","desc":"Schokoladen-Spezialitäten, perfekt für Energie-Tankstelle nach dem Spiel."}]};
+
+function restaurantKeyFor(loc) {
+  if (loc.category === 'hotel') return 'Hotel Uno (Strašnice)';
+  const a = loc.address.toLowerCase();
+  if (a.includes('vršovice') || a.includes('petrohradská')) return 'Endorfin (Vršovice)';
+  if (a.includes('hrdlořezy') || a.includes('mezitraťová')) return 'KartPlanet (Hrdlořezy)';
+  if (a.includes('národní') || a.includes('máj')) return 'Level Minigolf (Národní/Máj)';
+  if (a.includes('záběhlice')) return 'Bowling Ovčín (Záběhlice)';
+  if (a.includes('pařížská') || a.includes('altstädter')) return 'Mysterium (Altstadt)';
+  if (a.includes('vyšehrad') || a.includes('lublaňská')) return 'Prague Ranger (Vyšehrad)';
+  if (a.includes('štefánikův')) return 'Beer Boat (Štefánikův most)';
+  if (a.includes('buďánka') || a.includes('císařkou')) return 'Paintball (Buďánka)';
+  if (a.includes('pankrác') || a.includes('budějovická')) return 'Mercuria (Pankrác)';
+  return 'Enigma (Altstadt)';
+}
+
+function restaurantsHtmlFor(loc) {
+  const key = restaurantKeyFor(loc);
+  const list = RESTAURANTS[key];
+  if (!list || list.length === 0) return '';
+  return `<div style="margin-top:8px;padding:8px;background:#dcfce7;border-left:3px solid #16a34a;border-radius:4px;">
+    <div style="font-size:11px;font-weight:700;color:#14532d;margin-bottom:4px;">🍽️ Restaurant-Tipps in der Nähe:</div>
+    ${list.map(r => `<div style="font-size:12px;color:#14532d;margin-bottom:3px;"><strong>${r.name}</strong> <span style="color:#16a34a;font-weight:600;">${r.price}</span> <em style="color:#166534;">(${r.cuisine})</em><br><span style="color:#166534;font-size:11px;">${r.desc}</span></div>`).join('')}
+  </div>`;
+}
+  let routeButtonsHtml = '';
+  if (isHotel) {
+    const sorted = otherLocations
+      .map(l => ({ ...l, dist: haversineKm(hotelLoc, l) }))
+      .sort((a, b) => a.dist - b.dist)
+      .slice(0, 3);
+    routeButtonsHtml = `<div style="margin-top:10px;border-top:1px solid #ddd;padding-top:10px;">
+      <div style="font-size:12px;font-weight:700;color:#1a1a1a;margin-bottom:6px;">🧭 Schnell-Routen vom Hotel:</div>
+      ${sorted.map(l => `
+        <button class="route-btn" data-target-lat="${l.lat}" data-target-lon="${l.lon}" data-target-name="${l.name.replace(/"/g,'&quot;')}" data-target-emoji="${l.emoji}"
+          style="display:inline-block;margin:3px 4px 3px 0;padding:5px 10px;background:#3b82f6;color:#fff;border:none;border-radius:5px;font-size:12px;cursor:pointer;font-weight:600;">
+          ${l.emoji} ${l.name.split(' ')[0]} (${l.dist.toFixed(1)} km)
+        </button>`).join('')}
+    </div>`;
+  } else {
+    routeButtonsHtml = `<button class="route-btn route-back" data-target-lat="${hotelLoc.lat}" data-target-lon="${hotelLoc.lon}" data-target-name="${hotelLoc.name}" data-target-emoji="${hotelLoc.emoji}"
+      style="margin-top:8px;padding:6px 12px;background:linear-gradient(135deg,#ffd700,#ffeb3b);color:#1a1a1a;border:none;border-radius:5px;font-size:13px;cursor:pointer;font-weight:700;width:100%;">
+      🧭 Zurück zum Hotel (Route)
+    </button>`;
+  }
+
+  // Feature 8: "Was ist in der Nähe?" — alle Nachbarn <2km
+  let nearbyHtml = '';
+  const neighbors = (isHotel ? otherLocations : locations.filter(l => l !== loc))
+    .map(l => ({ ...l, dist: haversineKm(loc, l) }))
+    .filter(l => l.dist < 3.0 && l.dist > 0.05)
+    .sort((a, b) => a.dist - b.dist);
+  if (neighbors.length > 0) {
+    nearbyHtml = `<div style="margin-top:8px;padding:8px;background:#fef3c7;border-left:3px solid #f59e0b;border-radius:4px;">
+      <div style="font-size:11px;font-weight:700;color:#92400e;margin-bottom:4px;">📍 In der Nähe (&lt;3 km Luftlinie):</div>
+      <div style="font-size:12px;color:#451a03;">${neighbors.map(n => `${n.emoji} ${n.name.split(' ')[0]} <span style="color:#92400e;">${n.dist.toFixed(2)} km</span>`).join(' · ')}</div>
+    </div>`;
+  }
+
   const popupContent = `
     <div class="popup-content">
+      ${bannerHtml}
       <h3><span class="emoji-big">${loc.emoji}</span>${loc.name}</h3>
       <div class="meta">📍 ${loc.address}</div>
       <div class="desc">${loc.desc}</div>
       ${loc.price ? `<div class="price">${loc.price}</div>` : ''}
       <a href="${loc.url}" target="_blank" rel="noopener">🔗 Website öffnen</a>
+      ${routeButtonsHtml}
+      ${nearbyHtml}
+      ${restaurantsHtmlFor(loc)}
     </div>
   `;
   marker.bindPopup(popupContent, { maxWidth: 320 });
   bounds.push([loc.lat, loc.lon]);
+
+  if (isHotel) {
+    hotelMarker = marker;
+    // Permanentes Label TOOLTIP dauerhaft sichtbar (nicht interaktiv)
+    const labelMarker = L.marker([loc.lat, loc.lon], {
+      icon: createHotelLabel(),
+      interactive: false,
+      keyboard: false,
+      zIndexOffset: 999
+    }).addTo(map);
+    markersByCategory['hotel'] = [marker, labelMarker];
+  } else {
+    if (!markersByCategory[loc.category]) markersByCategory[loc.category] = [];
+    markersByCategory[loc.category].push(marker);
+  }
 });
 
-// Bounds an alle Marker anpassen (mit Padding, damit nichts am Rand klebt)
-map.fitBounds(bounds, { padding: [80, 80] });
+// Route-Button Click Handler (delegation an Map)
+map.on('popupopen', (e) => {
+  const popupNode = e.popup.getElement();
+  if (!popupNode) return;
+  popupNode.querySelectorAll('.route-btn').forEach(btn => {
+    btn.onclick = async (ev) => {
+      ev.preventDefault();
+      const target = {
+        name: btn.dataset.targetName,
+        emoji: btn.dataset.targetEmoji,
+        lat: parseFloat(btn.dataset.targetLat),
+        lon: parseFloat(btn.dataset.targetLon)
+      };
+      const start = isHotelTarget(btn) ? otherLocations.find(l => Math.abs(l.lat - target.lat) < 0.0001 && Math.abs(l.lon - target.lon) < 0.0001) : hotelLoc;
+      const from = start || hotelLoc;
+      btn.disabled = true;
+      btn.textContent = '⏳ Route wird berechnet...';
+      const result = await drawRoute(from, target);
+      btn.textContent = `✅ ${result.distKm} km · ca. ${result.durMin} Min mit Auto${result.fallback ? ' (Luftlinie)' : ''}`;
+      btn.style.background = '#10b981';
+      btn.onclick = null;
+    };
+  });
+});
 
-// Legende
+function isHotelTarget(btn) {
+  // Wenn btn "Zurück zum Hotel" hat → startet von der Location, Ziel ist Hotel
+  return btn.classList.contains('route-back');
+}
+
+// Auto-Open Hotel-Popup nach 1.5s beim ersten Laden
+setTimeout(() => {
+  if (hotelMarker) hotelMarker.openPopup();
+}, 1500);
+
+// Bounds an alle Marker anpassen (mit Padding, damit Hotel-Label nicht abgeschnitten wird)
+map.fitBounds(bounds, { padding: [120, 120] });
+
+// Legende mit Layer-Toggle
 const legend = L.control({ position: 'bottomright' });
 legend.onAdd = function() {
   const div = L.DomUtil.create('div', 'legend');
   div.innerHTML = `
     <h4>🥳 JGA Prag Tourenplan</h4>
-    <div class="item"><span class="dot" style="background:#4fc3f7"></span>🏨 Hotel (Basis)</div>
+    <div class="item"><span class="dot" style="background:#4fc3f7;border-color:#ffd700;"></span>🏨 <strong>Hotel Uno (Basis)</strong></div>
     <div class="item"><span class="dot" style="background:#e91e63"></span>🔐 Escape Room</div>
     <div class="item"><span class="dot" style="background:#ff9800"></span>🏎️ KartPlanet</div>
     <div class="item"><span class="dot" style="background:#66bb6a"></span>⛳ Minigolf</div>
@@ -247,10 +489,39 @@ legend.onAdd = function() {
     <div class="item"><span class="dot" style="background:#ef5350"></span>🎨 Paintball</div>
     <div class="item"><span class="dot" style="background:#26c6da"></span>🔫 Lasertag</div>
     <div class="item"><span class="dot" style="background:#ffa726"></span>🔍 Enigma</div>
+    <div class="layer-toggle">
+      <div style="color:#aaa;font-size:11px;text-transform:uppercase;letter-spacing:1px;margin-bottom:4px;">Filter</div>
+      <label><input type="checkbox" data-layer="hotel" checked disabled style="accent-color:#ffd700;"> 🏨 Hotel (immer sichtbar)</label>
+      <label><input type="checkbox" data-layer="action" checked style="accent-color:#e91e63;"> 💥 Action (5)</label>
+      <label><input type="checkbox" data-layer="fun" checked style="accent-color:#66bb6a;"> 🎉 Fun (4)</label>
+      <label><input type="checkbox" data-layer="sight" checked style="accent-color:#7e57c2;"> 🏛️ Sight (1)</label>
+    </div>
+    <div style="margin-top:8px;font-size:11px;color:#aaa;">📍 Karten-Zentrum: Hotel</div>
   `;
+  // Layer-Toggle Handler
+  setTimeout(() => {
+    div.querySelectorAll('input[data-layer]').forEach(cb => {
+      cb.addEventListener('change', () => {
+        const layer = cb.dataset.layer;
+        (markersByCategory[layer] || []).forEach(m => {
+          if (cb.checked) m.addTo(map); else map.removeLayer(m);
+        });
+      });
+    });
+  }, 10);
   return div;
 };
 legend.addTo(map);
 </script>
+<script>
+  // PWA Service Worker registrieren
+  if ('serviceWorker' in navigator) {
+    window.addEventListener('load', () => {
+      navigator.serviceWorker.register('./sw.js')
+        .then(reg => console.log('[PWA] SW registered:', reg.scope))
+        .catch(err => console.warn('[PWA] SW registration failed:', err));
+    });
+  }
+</script>
 </body>
 </html>
\ No newline at end of file
diff --git a/wetter.html b/wetter.html
index db02aad..1f4f0ee 100644
--- a/wetter.html
+++ b/wetter.html
@@ -4,7 +4,13 @@
 <meta charset="UTF-8">
 <meta name="viewport" content="width=device-width, initial-scale=1.0">
 <title>Prag Wetter – JGA 25.–26. Juli 2026</title>
-<link rel="icon" type="image/svg+xml" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 32 32%22><text y=%2226%22 font-size=%2228%22>🧭</text></svg>">
+<link rel="icon" type="image/svg+xml" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 32 32%22>
+<link rel="manifest" href="manifest.json">
+<meta name="theme-color" content="#3b82f6">
+<meta name="apple-mobile-web-app-capable" content="yes">
+<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">
+<meta name="apple-mobile-web-app-title" content="JGA Prag">
+<meta name="mobile-web-app-capable" content="yes"><text y=%2226%22 font-size=%2228%22>🧭</text></svg>">
 <style>
 * { box-sizing: border-box; }
 html, body { margin:0; padding:0; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; background:#0f0f12; color:#eee; min-height:100vh; }
@@ -98,5 +104,15 @@ h1 { font-size:42px; margin:0 0 8px 0; font-weight:700; letter-spacing:-1px; }
   </div>
 
 </div>
+<script>
+  // PWA Service Worker registrieren
+  if ('serviceWorker' in navigator) {
+    window.addEventListener('load', () => {
+      navigator.serviceWorker.register('./sw.js')
+        .then(reg => console.log('[PWA] SW registered:', reg.scope))
+        .catch(err => console.warn('[PWA] SW registration failed:', err));
+    });
+  }
+</script>
 </body>
 </html>