diff --git a/angular.json b/angular.json
index b5db2fb..ab85750 100644
--- a/angular.json
+++ b/angular.json
@@ -31,6 +31,7 @@
               "src/assets"
             ],
             "styles": [
+              "node_modules/@angular/material/prebuilt-themes/azure-blue.css",
               "src/styles.scss"
             ],
             "scripts": [],
@@ -93,6 +94,7 @@
               "src/assets"
             ],
             "styles": [
+              "node_modules/@angular/material/prebuilt-themes/azure-blue.css",
               "src/styles.scss"
             ],
             "scripts": []
@@ -113,6 +115,7 @@
   "cli": {
     "schematicCollections": [
       "@angular-eslint/schematics"
-    ]
+    ],
+    "analytics": false
   }
 }
diff --git a/package-lock.json b/package-lock.json
index 5e4c46a..6411c56 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,13 +9,22 @@
       "version": "0.0.0",
       "dependencies": {
         "@angular/animations": "^19.2.10",
+        "@angular/cdk": "^19.2.10",
         "@angular/common": "^19.2.10",
         "@angular/compiler": "^19.2.10",
         "@angular/core": "^19.2.10",
         "@angular/forms": "^19.2.10",
+        "@angular/material": "^19.2.17",
         "@angular/platform-browser": "^19.2.10",
         "@angular/platform-browser-dynamic": "^19.2.10",
         "@angular/router": "^19.2.10",
+        "@ngrx/component-store": "^19.2.0",
+        "@ngrx/effects": "^19.2.0",
+        "@ngrx/entity": "^19.2.0",
+        "@ngrx/router-store": "^19.2.0",
+        "@ngrx/store": "^19.2.0",
+        "add": "^2.0.6",
+        "crypto-js": "^4.2.0",
         "rxjs": "~7.8.0",
         "tslib": "^2.3.0",
         "zone.js": "~0.15.0"
@@ -29,6 +38,7 @@
         "@angular-eslint/template-parser": "19.4.0",
         "@angular/cli": "^19.2.12",
         "@angular/compiler-cli": "^19.2.10",
+        "@types/crypto-js": "^4.2.2",
         "@types/jasmine": "~4.3.0",
         "@typescript-eslint/eslint-plugin": "8.32.1",
         "@typescript-eslint/parser": "8.32.1",
@@ -1249,6 +1259,21 @@
         }
       }
     },
+    "node_modules/@angular/cdk": {
+      "version": "19.2.17",
+      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-19.2.17.tgz",
+      "integrity": "sha512-3jG33S+5+kqymCRwQlcSEWlY5rYwkKxe0onln+NXxT0/kteR02vWvv1+Li4/QqSr5JvsGHEhAFsZaR9QtOzbdA==",
+      "license": "MIT",
+      "dependencies": {
+        "parse5": "^7.1.2",
+        "tslib": "^2.3.0"
+      },
+      "peerDependencies": {
+        "@angular/common": "^19.0.0 || ^20.0.0",
+        "@angular/core": "^19.0.0 || ^20.0.0",
+        "rxjs": "^6.5.3 || ^7.4.0"
+      }
+    },
     "node_modules/@angular/cli": {
       "version": "19.2.12",
       "resolved": "https://registry.npmjs.org/@angular/cli/-/cli-19.2.12.tgz",
@@ -1510,6 +1535,23 @@
         "rxjs": "^6.5.3 || ^7.4.0"
       }
     },
+    "node_modules/@angular/material": {
+      "version": "19.2.17",
+      "resolved": "https://registry.npmjs.org/@angular/material/-/material-19.2.17.tgz",
+      "integrity": "sha512-IyA+KP+uUj3r9loqGJrj7qAiEBckj7EVIdV0jlYwqWIUyKWeJ3R88GmLPMH2BgtBU3R/WkS2blXDI0yvRhKfww==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "peerDependencies": {
+        "@angular/cdk": "19.2.17",
+        "@angular/common": "^19.0.0 || ^20.0.0",
+        "@angular/core": "^19.0.0 || ^20.0.0",
+        "@angular/forms": "^19.0.0 || ^20.0.0",
+        "@angular/platform-browser": "^19.0.0 || ^20.0.0",
+        "rxjs": "^6.5.3 || ^7.4.0"
+      }
+    },
     "node_modules/@angular/platform-browser": {
       "version": "19.2.10",
       "resolved": "https://registry.npmjs.org/@angular/platform-browser/-/platform-browser-19.2.10.tgz",
@@ -4957,6 +4999,76 @@
         "node": ">= 10"
       }
     },
+    "node_modules/@ngrx/component-store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/component-store/-/component-store-19.2.0.tgz",
+      "integrity": "sha512-PMeJkikg6+06BrwAs7YKPXWNTWaHpdNZAtzdDcz2ad8Nv3jLhMk8OXHD03ODfNYm2DGy3Glm7ayv2yckjiy/hw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@angular/core": "^19.0.0",
+        "rxjs": "^6.5.3 || ^7.5.0"
+      }
+    },
+    "node_modules/@ngrx/effects": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/effects/-/effects-19.2.0.tgz",
+      "integrity": "sha512-DIoFdEdSehAMHUNTWIdl94HjhSh1ZRx0Rgtgp1TjHHyjLiS+vbMmDgPjrCkBv5lT/pEaKbHKnYxjY3CQiW2Hsg==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@angular/core": "^19.0.0",
+        "@ngrx/store": "19.2.0",
+        "rxjs": "^6.5.3 || ^7.5.0"
+      }
+    },
+    "node_modules/@ngrx/entity": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/entity/-/entity-19.2.0.tgz",
+      "integrity": "sha512-JxKFBk0LAHrmCGLQFQeT8mZhwTZPKzq0m0gqCtXgmtzHj9B/ln3yluTtBWgOEf07dDAkEX/q42Sr+kO+5kctvg==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@angular/core": "^19.0.0",
+        "@ngrx/store": "19.2.0",
+        "rxjs": "^6.5.3 || ^7.5.0"
+      }
+    },
+    "node_modules/@ngrx/router-store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/router-store/-/router-store-19.2.0.tgz",
+      "integrity": "sha512-emR6Y+NIcFxFt1QsyDdMIVhkuGEzawGZM5yOo8A6kUZljzf88S/7tHXQRKLz1Vy2fpDRZDO6r/0eagW0JDMfLA==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@angular/common": "^19.0.0",
+        "@angular/core": "^19.0.0",
+        "@angular/router": "^19.0.0",
+        "@ngrx/store": "19.2.0",
+        "rxjs": "^6.5.3 || ^7.5.0"
+      }
+    },
+    "node_modules/@ngrx/store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/store/-/store-19.2.0.tgz",
+      "integrity": "sha512-k2n/jLJZ75Z5rd5vPa2mXPYG/On2rFLiNdrccs9Dw2r+oJosORMlN5TbdsGHhVDFfjzbY9a7JbHUE3YOa69gqw==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.0.0"
+      },
+      "peerDependencies": {
+        "@angular/core": "^19.0.0",
+        "rxjs": "^6.5.3 || ^7.5.0"
+      }
+    },
     "node_modules/@ngtools/webpack": {
       "version": "19.2.12",
       "resolved": "https://registry.npmjs.org/@ngtools/webpack/-/webpack-19.2.12.tgz",
@@ -6235,6 +6347,13 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/crypto-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/@types/crypto-js/-/crypto-js-4.2.2.tgz",
+      "integrity": "sha512-sDOLlVbHhXpAUAL0YHDUUwDZf3iN4Bwi4W6a0W0b+QcAezUbRtH4FVb+9J4h+XFPW7l/gQ9F8qC7P+Ec4k8QVQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/eslint": {
       "version": "9.6.1",
       "resolved": "https://registry.npmjs.org/@types/eslint/-/eslint-9.6.1.tgz",
@@ -6914,6 +7033,12 @@
         "acorn": "^6.0.0 || ^7.0.0 || ^8.0.0"
       }
     },
+    "node_modules/add": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/add/-/add-2.0.6.tgz",
+      "integrity": "sha512-j5QzrmsokwWWp6kUcJQySpbG+xfOBqqKnup3OIk1pz+kB/80SLorZ9V8zHFLO92Lcd+hbvq8bT+zOGoPkmBV0Q==",
+      "license": "MIT"
+    },
     "node_modules/adjust-sourcemap-loader": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/adjust-sourcemap-loader/-/adjust-sourcemap-loader-4.0.0.tgz",
@@ -8235,6 +8360,12 @@
         "node": ">= 8"
       }
     },
+    "node_modules/crypto-js": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-4.2.0.tgz",
+      "integrity": "sha512-KALDyEYgpY+Rlob/iriUtjV6d5Eq+Y191A5g4UqLAi8CyGP9N1+FdVbkc1SxKc2r4YAYqG8JzO2KGL+AizD70Q==",
+      "license": "MIT"
+    },
     "node_modules/css-loader": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/css-loader/-/css-loader-7.1.2.tgz",
@@ -12761,7 +12892,6 @@
       "version": "7.3.0",
       "resolved": "https://registry.npmjs.org/parse5/-/parse5-7.3.0.tgz",
       "integrity": "sha512-IInvU7fabl34qmi9gY8XOVxhYyMyuH2xUNpb2q8/Y+7552KlejkRvqvD19nMoUW/uQGGbqNpA6Tufu5FL5BZgw==",
-      "dev": true,
       "license": "MIT",
       "dependencies": {
         "entities": "^6.0.0"
@@ -12802,7 +12932,6 @@
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/entities/-/entities-6.0.0.tgz",
       "integrity": "sha512-aKstq2TDOndCn4diEyp9Uq/Flu2i1GlLkc6XIDQSDMuaFE3OPW5OphLCyQ5SpSJZTb4reN+kTcYru5yIfXoRPw==",
-      "dev": true,
       "license": "BSD-2-Clause",
       "engines": {
         "node": ">=0.12"
@@ -16703,6 +16832,15 @@
         }
       }
     },
+    "@angular/cdk": {
+      "version": "19.2.17",
+      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-19.2.17.tgz",
+      "integrity": "sha512-3jG33S+5+kqymCRwQlcSEWlY5rYwkKxe0onln+NXxT0/kteR02vWvv1+Li4/QqSr5JvsGHEhAFsZaR9QtOzbdA==",
+      "requires": {
+        "parse5": "^7.1.2",
+        "tslib": "^2.3.0"
+      }
+    },
     "@angular/cli": {
       "version": "19.2.12",
       "resolved": "https://registry.npmjs.org/@angular/cli/-/cli-19.2.12.tgz",
@@ -16849,6 +16987,14 @@
         "tslib": "^2.3.0"
       }
     },
+    "@angular/material": {
+      "version": "19.2.17",
+      "resolved": "https://registry.npmjs.org/@angular/material/-/material-19.2.17.tgz",
+      "integrity": "sha512-IyA+KP+uUj3r9loqGJrj7qAiEBckj7EVIdV0jlYwqWIUyKWeJ3R88GmLPMH2BgtBU3R/WkS2blXDI0yvRhKfww==",
+      "requires": {
+        "tslib": "^2.3.0"
+      }
+    },
     "@angular/platform-browser": {
       "version": "19.2.10",
       "resolved": "https://registry.npmjs.org/@angular/platform-browser/-/platform-browser-19.2.10.tgz",
@@ -18844,6 +18990,46 @@
       "dev": true,
       "optional": true
     },
+    "@ngrx/component-store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/component-store/-/component-store-19.2.0.tgz",
+      "integrity": "sha512-PMeJkikg6+06BrwAs7YKPXWNTWaHpdNZAtzdDcz2ad8Nv3jLhMk8OXHD03ODfNYm2DGy3Glm7ayv2yckjiy/hw==",
+      "requires": {
+        "tslib": "^2.0.0"
+      }
+    },
+    "@ngrx/effects": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/effects/-/effects-19.2.0.tgz",
+      "integrity": "sha512-DIoFdEdSehAMHUNTWIdl94HjhSh1ZRx0Rgtgp1TjHHyjLiS+vbMmDgPjrCkBv5lT/pEaKbHKnYxjY3CQiW2Hsg==",
+      "requires": {
+        "tslib": "^2.0.0"
+      }
+    },
+    "@ngrx/entity": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/entity/-/entity-19.2.0.tgz",
+      "integrity": "sha512-JxKFBk0LAHrmCGLQFQeT8mZhwTZPKzq0m0gqCtXgmtzHj9B/ln3yluTtBWgOEf07dDAkEX/q42Sr+kO+5kctvg==",
+      "requires": {
+        "tslib": "^2.0.0"
+      }
+    },
+    "@ngrx/router-store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/router-store/-/router-store-19.2.0.tgz",
+      "integrity": "sha512-emR6Y+NIcFxFt1QsyDdMIVhkuGEzawGZM5yOo8A6kUZljzf88S/7tHXQRKLz1Vy2fpDRZDO6r/0eagW0JDMfLA==",
+      "requires": {
+        "tslib": "^2.0.0"
+      }
+    },
+    "@ngrx/store": {
+      "version": "19.2.0",
+      "resolved": "https://registry.npmjs.org/@ngrx/store/-/store-19.2.0.tgz",
+      "integrity": "sha512-k2n/jLJZ75Z5rd5vPa2mXPYG/On2rFLiNdrccs9Dw2r+oJosORMlN5TbdsGHhVDFfjzbY9a7JbHUE3YOa69gqw==",
+      "requires": {
+        "tslib": "^2.0.0"
+      }
+    },
     "@ngtools/webpack": {
       "version": "19.2.12",
       "resolved": "https://registry.npmjs.org/@ngtools/webpack/-/webpack-19.2.12.tgz",
@@ -19579,6 +19765,12 @@
         "@types/node": "*"
       }
     },
+    "@types/crypto-js": {
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/@types/crypto-js/-/crypto-js-4.2.2.tgz",
+      "integrity": "sha512-sDOLlVbHhXpAUAL0YHDUUwDZf3iN4Bwi4W6a0W0b+QcAezUbRtH4FVb+9J4h+XFPW7l/gQ9F8qC7P+Ec4k8QVQ==",
+      "dev": true
+    },
     "@types/eslint": {
       "version": "9.6.1",
       "resolved": "https://registry.npmjs.org/@types/eslint/-/eslint-9.6.1.tgz",
@@ -20106,6 +20298,11 @@
       "dev": true,
       "requires": {}
     },
+    "add": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/add/-/add-2.0.6.tgz",
+      "integrity": "sha512-j5QzrmsokwWWp6kUcJQySpbG+xfOBqqKnup3OIk1pz+kB/80SLorZ9V8zHFLO92Lcd+hbvq8bT+zOGoPkmBV0Q=="
+    },
     "adjust-sourcemap-loader": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/adjust-sourcemap-loader/-/adjust-sourcemap-loader-4.0.0.tgz",
@@ -21007,6 +21204,11 @@
         }
       }
     },
+    "crypto-js": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/crypto-js/-/crypto-js-4.2.0.tgz",
+      "integrity": "sha512-KALDyEYgpY+Rlob/iriUtjV6d5Eq+Y191A5g4UqLAi8CyGP9N1+FdVbkc1SxKc2r4YAYqG8JzO2KGL+AizD70Q=="
+    },
     "css-loader": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/css-loader/-/css-loader-7.1.2.tgz",
@@ -24143,7 +24345,6 @@
       "version": "7.3.0",
       "resolved": "https://registry.npmjs.org/parse5/-/parse5-7.3.0.tgz",
       "integrity": "sha512-IInvU7fabl34qmi9gY8XOVxhYyMyuH2xUNpb2q8/Y+7552KlejkRvqvD19nMoUW/uQGGbqNpA6Tufu5FL5BZgw==",
-      "dev": true,
       "requires": {
         "entities": "^6.0.0"
       },
@@ -24151,8 +24352,7 @@
         "entities": {
           "version": "6.0.0",
           "resolved": "https://registry.npmjs.org/entities/-/entities-6.0.0.tgz",
-          "integrity": "sha512-aKstq2TDOndCn4diEyp9Uq/Flu2i1GlLkc6XIDQSDMuaFE3OPW5OphLCyQ5SpSJZTb4reN+kTcYru5yIfXoRPw==",
-          "dev": true
+          "integrity": "sha512-aKstq2TDOndCn4diEyp9Uq/Flu2i1GlLkc6XIDQSDMuaFE3OPW5OphLCyQ5SpSJZTb4reN+kTcYru5yIfXoRPw=="
         }
       }
     },
diff --git a/package.json b/package.json
index 6584917..a0997c9 100644
--- a/package.json
+++ b/package.json
@@ -16,9 +16,18 @@
     "@angular/compiler": "^19.2.10",
     "@angular/core": "^19.2.10",
     "@angular/forms": "^19.2.10",
+    "@angular/material": "^19.2.17",
     "@angular/platform-browser": "^19.2.10",
     "@angular/platform-browser-dynamic": "^19.2.10",
     "@angular/router": "^19.2.10",
+    "@angular/cdk": "^19.2.10",
+    "@ngrx/store": "^19.2.0",
+    "@ngrx/effects": "^19.2.0",
+    "@ngrx/entity": "^19.2.0",
+    "@ngrx/router-store": "^19.2.0",
+    "@ngrx/component-store": "^19.2.0",
+    "add": "^2.0.6",
+    "crypto-js": "^4.2.0",
     "rxjs": "~7.8.0",
     "tslib": "^2.3.0",
     "zone.js": "~0.15.0"
@@ -32,6 +41,7 @@
     "@angular-eslint/template-parser": "19.4.0",
     "@angular/cli": "^19.2.12",
     "@angular/compiler-cli": "^19.2.10",
+    "@types/crypto-js": "^4.2.2",
     "@types/jasmine": "~4.3.0",
     "@typescript-eslint/eslint-plugin": "8.32.1",
     "@typescript-eslint/parser": "8.32.1",
@@ -45,4 +55,4 @@
     "prettier": "^3.3.3",
     "typescript": "~5.8.3"
   }
-}
+}
\ No newline at end of file
diff --git a/src/app/app-routes.ts b/src/app/app-routes.ts
index a1cf04d..88c3f93 100644
--- a/src/app/app-routes.ts
+++ b/src/app/app-routes.ts
@@ -1,3 +1,8 @@
 import { Routes } from '@angular/router';
 
-export const appRoutes: Routes = [];
+export const appRoutes: Routes = [
+  { path: '', redirectTo: '/blog-posts', pathMatch: 'full' },
+  { path: 'blog-posts', loadComponent: () => import('./features/blog-posts/posts-page/posts-page.component').then(m => m.PostsPageComponent) },
+  { path: 'blog-posts/:id', loadComponent: () => import('./features/blog-posts/posts-page/posts-page.component').then(m => m.PostsPageComponent) },
+  { path: 'guest-book', loadComponent: () => import('./features/guest-page/guest-book/guest-book.component').then(m => m.GuestBookComponent) }
+];
\ No newline at end of file
diff --git a/src/app/app.component.html b/src/app/app.component.html
index f28834e..e7a4fa2 100644
--- a/src/app/app.component.html
+++ b/src/app/app.component.html
@@ -1,488 +1,77 @@
-<style>
-  :host {
-  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
-  font-size: 14px;
-  color: #333;
-  box-sizing: border-box;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-}
-
-h1,
-h2,
-h3,
-h4,
-h5,
-h6 {
-margin: 8px 0;
-}
-
-p {
-margin: 0;
-}
-
-.spacer {
-flex: 1;
-}
-
-.toolbar {
-position: absolute;
-top: 0;
-left: 0;
-right: 0;
-height: 60px;
-display: flex;
-align-items: center;
-background-color: #1976d2;
-color: white;
-font-weight: 600;
-}
-
-.toolbar img {
-margin: 0 16px;
-}
-
-.toolbar #twitter-logo {
-height: 40px;
-margin: 0 8px;
-}
-
-.toolbar #youtube-logo {
-height: 40px;
-margin: 0 16px;
-}
-
-.toolbar #twitter-logo:hover,
-.toolbar #youtube-logo:hover {
-opacity: 0.8;
-}
-
-.content {
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-  <!-- Resources -->
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-
-  <div class="card-container">
-    <a class="card" target="_blank" rel="noopener" href="https://angular.io/tutorial">
-      <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M5 13.18v4L12 21l7-3.82v-4L12 17l-7-3.82zM12 3L1 9l11 6 9-4.91V17h2V9L12 3z"/></svg>
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-      <span>Angular Material</span>
-      <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M10 6L8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg>
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-      <span>Angular Blog</span>
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-      <span>Angular DevTools</span>
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-    </a>
-
-  </div>
-
-  <!-- Next Steps -->
-  <h2>Next Steps</h2>
-  <p>What do you want to do next with your app?</p>
-
-  <input type="hidden" #selection>
-
-  <div class="card-container">
-    <button class="card card-small" (click)="selection.value = 'component'" tabindex="0">
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-      <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
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-      <span>Build for Production</span>
-    </button>
-  </div>
-
-  <!-- Terminal -->
-  <div class="terminal">
-@switch (selection.value) {
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-<pre>ng generate component xyz</pre>
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-      @case ('material') {
-<pre>ng add &#64;angular/material</pre>
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-<pre>ng add &#64;angular/pwa</pre>
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-      @case ('dependency') {
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-<pre>ng test</pre>
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-      @case ('build') {
-<pre>ng build</pre>
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-</div>
-
-  <!-- Links -->
-  <div class="card-container">
-    <a class="circle-link" title="Find a Local Meetup" href="https://www.meetup.com/find/?keywords=angular" target="_blank" rel="noopener">
-      <svg xmlns="http://www.w3.org/2000/svg" width="24.607" height="23.447" viewBox="0 0 24.607 23.447">
-        <title>Meetup Logo</title>
-        <path id="logo--mSwarm" d="M21.221,14.95A4.393,4.393,0,0,1,17.6,19.281a4.452,4.452,0,0,1-.8.069c-.09,0-.125.035-.154.117a2.939,2.939,0,0,1-2.506,2.091,2.868,2.868,0,0,1-2.248-.624.168.168,0,0,0-.245-.005,3.926,3.926,0,0,1-2.589.741,4.015,4.015,0,0,1-3.7-3.347,2.7,2.7,0,0,1-.043-.38c0-.106-.042-.146-.143-.166a3.524,3.524,0,0,1-1.516-.69A3.623,3.623,0,0,1,2.23,14.557a3.66,3.66,0,0,1,1.077-3.085.138.138,0,0,0,.026-.2,3.348,3.348,0,0,1-.451-1.821,3.46,3.46,0,0,1,2.749-3.28.44.44,0,0,0,.355-.281,5.072,5.072,0,0,1,3.863-3,5.028,5.028,0,0,1,3.555.666.31.31,0,0,0,.271.03A4.5,4.5,0,0,1,18.3,4.7a4.4,4.4,0,0,1,1.334,2.751,3.658,3.658,0,0,1,.022.706.131.131,0,0,0,.1.157,2.432,2.432,0,0,1,1.574,1.645,2.464,2.464,0,0,1-.7,2.616c-.065.064-.051.1-.014.166A4.321,4.321,0,0,1,21.221,14.95ZM13.4,14.607a2.09,2.09,0,0,0,1.409,1.982,4.7,4.7,0,0,0,1.275.221,1.807,1.807,0,0,0,.9-.151.542.542,0,0,0,.321-.545.558.558,0,0,0-.359-.534,1.2,1.2,0,0,0-.254-.078c-.262-.047-.526-.086-.787-.138a.674.674,0,0,1-.617-.75,3.394,3.394,0,0,1,.218-1.109c.217-.658.509-1.286.79-1.918a15.609,15.609,0,0,0,.745-1.86,1.95,1.95,0,0,0,.06-1.073,1.286,1.286,0,0,0-1.051-1.033,1.977,1.977,0,0,0-1.521.2.339.339,0,0,1-.446-.042c-.1-.092-.2-.189-.307-.284a1.214,1.214,0,0,0-1.643-.061,7.563,7.563,0,0,1-.614.512A.588.588,0,0,1,10.883,8c-.215-.115-.437-.215-.659-.316a2.153,2.153,0,0,0-.695-.248A2.091,2.091,0,0,0,7.541,8.562a9.915,9.915,0,0,0-.405.986c-.559,1.545-1.015,3.123-1.487,4.7a1.528,1.528,0,0,0,.634,1.777,1.755,1.755,0,0,0,1.5.211,1.35,1.35,0,0,0,.824-.858c.543-1.281,1.032-2.584,1.55-3.875.142-.355.28-.712.432-1.064a.548.548,0,0,1,.851-.24.622.622,0,0,1,.185.539,2.161,2.161,0,0,1-.181.621c-.337.852-.68,1.7-1.018,2.552a2.564,2.564,0,0,0-.173.528.624.624,0,0,0,.333.71,1.073,1.073,0,0,0,.814.034,1.22,1.22,0,0,0,.657-.655q.758-1.488,1.511-2.978.35-.687.709-1.37a1.073,1.073,0,0,1,.357-.434.43.43,0,0,1,.463-.016.373.373,0,0,1,.153.387.7.7,0,0,1-.057.236c-.065.157-.127.316-.2.469-.42.883-.846,1.763-1.262,2.648A2.463,2.463,0,0,0,13.4,14.607Zm5.888,6.508a1.09,1.09,0,0,0-2.179.006,1.09,1.09,0,0,0,2.179-.006ZM1.028,12.139a1.038,1.038,0,1,0,.01-2.075,1.038,1.038,0,0,0-.01,2.075ZM13.782.528a1.027,1.027,0,1,0-.011,2.055A1.027,1.027,0,0,0,13.782.528ZM22.21,6.95a.882.882,0,0,0-1.763.011A.882.882,0,0,0,22.21,6.95ZM4.153,4.439a.785.785,0,1,0,.787-.78A.766.766,0,0,0,4.153,4.439Zm8.221,18.22a.676.676,0,1,0-.677.666A.671.671,0,0,0,12.374,22.658ZM22.872,12.2a.674.674,0,0,0-.665.665.656.656,0,0,0,.655.643.634.634,0,0,0,.655-.644A.654.654,0,0,0,22.872,12.2ZM7.171-.123A.546.546,0,0,0,6.613.43a.553.553,0,1,0,1.106,0A.539.539,0,0,0,7.171-.123ZM24.119,9.234a.507.507,0,0,0-.493.488.494.494,0,0,0,.494.494.48.48,0,0,0,.487-.483A.491.491,0,0,0,24.119,9.234Zm-19.454,9.7a.5.5,0,0,0-.488-.488.491.491,0,0,0-.487.5.483.483,0,0,0,.491.479A.49.49,0,0,0,4.665,18.936Z" transform="translate(0 0.123)" fill="#f64060"/>
-      </svg>
-    </a>
-
-    <a class="circle-link" title="Join the Conversation on Discord" href="https://discord.gg/angular" target="_blank" rel="noopener">
-      <svg xmlns="http://www.w3.org/2000/svg" width="26" height="26" viewBox="0 0 245 240">
-        <title>Discord Logo</title>
-        <path d="M104.4 103.9c-5.7 0-10.2 5-10.2 11.1s4.6 11.1 10.2 11.1c5.7 0 10.2-5 10.2-11.1.1-6.1-4.5-11.1-10.2-11.1zM140.9 103.9c-5.7 0-10.2 5-10.2 11.1s4.6 11.1 10.2 11.1c5.7 0 10.2-5 10.2-11.1s-4.5-11.1-10.2-11.1z"/>
-        <path d="M189.5 20h-134C44.2 20 35 29.2 35 40.6v135.2c0 11.4 9.2 20.6 20.5 20.6h113.4l-5.3-18.5 12.8 11.9 12.1 11.2 21.5 19V40.6c0-11.4-9.2-20.6-20.5-20.6zm-38.6 130.6s-3.6-4.3-6.6-8.1c13.1-3.7 18.1-11.9 18.1-11.9-4.1 2.7-8 4.6-11.5 5.9-5 2.1-9.8 3.5-14.5 4.3-9.6 1.8-18.4 1.3-25.9-.1-5.7-1.1-10.6-2.7-14.7-4.3-2.3-.9-4.8-2-7.3-3.4-.3-.2-.6-.3-.9-.5-.2-.1-.3-.2-.4-.3-1.8-1-2.8-1.7-2.8-1.7s4.8 8 17.5 11.8c-3 3.8-6.7 8.3-6.7 8.3-22.1-.7-30.5-15.2-30.5-15.2 0-32.2 14.4-58.3 14.4-58.3 14.4-10.8 28.1-10.5 28.1-10.5l1 1.2c-18 5.2-26.3 13.1-26.3 13.1s2.2-1.2 5.9-2.9c10.7-4.7 19.2-6 22.7-6.3.6-.1 1.1-.2 1.7-.2 6.1-.8 13-1 20.2-.2 9.5 1.1 19.7 3.9 30.1 9.6 0 0-7.9-7.5-24.9-12.7l1.4-1.6s13.7-.3 28.1 10.5c0 0 14.4 26.1 14.4 58.3 0 0-8.5 14.5-30.6 15.2z"/>
-      </svg>
-    </a>
-  </div>
-
-  <!-- Footer -->
-  <footer>
-      Love Angular?&nbsp;
-      <a href="https://github.com/angular/angular" target="_blank" rel="noopener"> Give our repo a star.
-        <div class="github-star-badge">
-            <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M0 0h24v24H0z" fill="none"/><path d="M12 17.27L18.18 21l-1.64-7.03L22 9.24l-7.19-.61L12 2 9.19 8.63 2 9.24l5.46 4.73L5.82 21z"/></svg>
-          Star
-        </div>
-      </a>
-      <a href="https://github.com/angular/angular" target="_blank" rel="noopener">
-        <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M10 6L8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z" fill="#1976d2"/><path d="M0 0h24v24H0z" fill="none"/></svg>
-      </a>
-  </footer>
-
-  <svg id="clouds" xmlns="http://www.w3.org/2000/svg" width="2611.084" height="485.677" viewBox="0 0 2611.084 485.677">
-    <title>Gray Clouds Background</title>
-    <path id="Path_39" data-name="Path 39" d="M2379.709,863.793c10-93-77-171-168-149-52-114-225-105-264,15-75,3-140,59-152,133-30,2.83-66.725,9.829-93.5,26.25-26.771-16.421-63.5-23.42-93.5-26.25-12-74-77-130-152-133-39-120-212-129-264-15-54.084-13.075-106.753,9.173-138.488,48.9-31.734-39.726-84.4-61.974-138.487-48.9-52-114-225-105-264,15a162.027,162.027,0,0,0-103.147,43.044c-30.633-45.365-87.1-72.091-145.206-58.044-52-114-225-105-264,15-75,3-140,59-152,133-53,5-127,23-130,83-2,42,35,72,70,86,49,20,106,18,157,5a165.625,165.625,0,0,0,120,0c47,94,178,113,251,33,61.112,8.015,113.854-5.72,150.492-29.764a165.62,165.62,0,0,0,110.861-3.236c47,94,178,113,251,33,31.385,4.116,60.563,2.495,86.487-3.311,25.924,5.806,55.1,7.427,86.488,3.311,73,80,204,61,251-33a165.625,165.625,0,0,0,120,0c51,13,108,15,157-5a147.188,147.188,0,0,0,33.5-18.694,147.217,147.217,0,0,0,33.5,18.694c49,20,106,18,157,5a165.625,165.625,0,0,0,120,0c47,94,178,113,251,33C2446.709,1093.793,2554.709,922.793,2379.709,863.793Z" transform="translate(142.69 -634.312)" fill="#eee"/>
-  </svg>
-
-</div>
-
-<!-- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * -->
-<!-- * * * * * * * * * * * The content above * * * * * * * * * * * -->
-<!-- * * * * * * * * * * is only a placeholder * * * * * * * * * * -->
-<!-- * * * * * * * * * * and can be replaced. * * * * * * * * * * * -->
-<!-- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * -->
-<!-- * * * * * * * * * * End of Placeholder * * * * * * * * * * * -->
-<!-- * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * -->
-
 <router-outlet></router-outlet>
+<div class="app-container">
+  <header>
+    <nav>
+      <div class="menu-container">
+        <div>
+          <button mat-raised-button><a routerLink="/">Home</a></button>
+        </div>
+        <div>
+          <button mat-raised-button><a routerLink="/blog-posts">Blog posts</a></button>
+        </div>
+        <div>
+          <button mat-raised-button><a routerLink="/guest-book">Guest book</a></button>
+        </div>
+      </div>
+    </nav>
+  </header>
+
+  <main>
+    <router-outlet></router-outlet>
+    <div *ngIf="!route.firstChild">
+      <h2>Latest Posts</h2>
+
+      @if (loading()) {
+      <mat-progress-spinner mode="indeterminate"></mat-progress-spinner>
+      } @else {
+      <div class="posts-grid">
+        @for (post of posts(); track post.id) {
+        <mat-card class="post-card">
+          <mat-card-header>
+            <mat-card-title>{{ post.title }}</mat-card-title>
+          </mat-card-header>
+          <mat-card-content>
+            <p>{{ post.body }}</p>
+          </mat-card-content>
+          <mat-card-actions>
+            <a mat-button color="primary" [routerLink]="['/post', post.id]">
+              View Comments
+            </a>
+          </mat-card-actions>
+        </mat-card>
+        }
+      </div>
+      }
+    </div>
+
+    <div *ngIf="route.firstChild">
+      @if (currentPost()) {
+      <mat-card class="post-card">
+        <mat-card-header>
+          <mat-card-title>{{ currentPost()?.title }}</mat-card-title>
+        </mat-card-header>
+        <mat-card-content>
+          <p>{{ currentPost()?.body }}</p>
+        </mat-card-content>
+      </mat-card>
+
+      <h2>Comments</h2>
+
+      @if (loading()) {
+      <mat-progress-spinner mode="indeterminate"></mat-progress-spinner>
+      } @else {
+      <mat-list class="comments-list">
+        @for (comment of comments(); track comment.id) {
+        <mat-divider></mat-divider>
+        <mat-list-item>
+          <h3 mat-line>{{ comment.name }}</h3>
+          <p mat-line>{{ comment.body }}</p>
+          <p mat-line class="email">{{ comment.email }}</p>
+        </mat-list-item>
+        }
+      </mat-list>
+      }
+      }
+    </div>
+  </main>
+</div>
\ No newline at end of file
diff --git a/src/app/app.component.scss b/src/app/app.component.scss
index e69de29..16b15fe 100644
--- a/src/app/app.component.scss
+++ b/src/app/app.component.scss
@@ -0,0 +1,7 @@
+.menu-container {
+    display: flex;
+    flex-direction: row;
+    gap: 10px;
+    justify-content: center;
+    padding: 10px;
+}
\ No newline at end of file
diff --git a/src/app/app.component.spec.ts b/src/app/app.component.spec.ts
index a59d261..3bdb611 100644
--- a/src/app/app.component.spec.ts
+++ b/src/app/app.component.spec.ts
@@ -19,10 +19,10 @@ describe('AppComponent', () => {
     expect(app.title).toEqual('angular-template');
   });
 
-  it('should render title', () => {
+  it('should contain navigation element', () => {
     const fixture = TestBed.createComponent(AppComponent);
     fixture.detectChanges();
     const compiled = fixture.nativeElement as HTMLElement;
-    expect(compiled.querySelector('.content span')?.textContent).toContain('angular-template app is running!');
+    expect(compiled.querySelector('header nav')).toBeTruthy();
   });
 });
diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index c53dbc9..8a562b8 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -1,13 +1,80 @@
-
-import { Component } from '@angular/core';
-import { RouterOutlet } from '@angular/router';
+import { Component, inject, signal } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { HttpClient, HttpClientModule } from '@angular/common/http';
+import { RouterModule, RouterOutlet, ActivatedRoute } from '@angular/router';
+import { MatCardModule } from '@angular/material/card';
+import { MatButtonModule } from '@angular/material/button';
+import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
+import { MatListModule } from '@angular/material/list';
+import { MatDividerModule } from '@angular/material/divider';
+import {MatMenuModule} from '@angular/material/menu';
 
 @Component({
   selector: 'app-root',
-  imports: [RouterOutlet],
+  imports: [
+    CommonModule,
+    RouterOutlet,
+    HttpClientModule,
+    RouterModule,
+    MatCardModule,
+    MatButtonModule,
+    MatProgressSpinnerModule,
+    MatListModule,
+    MatDividerModule,
+    MatMenuModule
+  ],
   templateUrl: './app.component.html',
-  styleUrls: ['./app.component.scss'],
+  styleUrls: ['./app.component.scss']
 })
 export class AppComponent {
   title = 'angular-template';
+  private http = inject(HttpClient);
+  public route = inject(ActivatedRoute);
+
+  posts = signal<any[]>([]);
+  comments = signal<any[]>([]);
+  loading = signal(false);
+  currentPost = signal<any>(null);
+
+  constructor() {
+    this.loadPosts();
+
+    this.route.params.subscribe(params => {
+      const postId = params['id'];
+      if (postId) {
+        this.loadComments(postId);
+      }
+    });
+  }
+
+  loadPosts() {
+    this.loading.set(true);
+    this.http.get('https://jsonplaceholder.typicode.com/posts')
+      .subscribe({
+        next: (posts: any) => {
+          this.posts.set(posts);
+          this.loading.set(false);
+        },
+        error: (err) => {
+          console.error(err);
+          this.loading.set(false);
+        }
+      });
+  }
+
+  loadComments(postId: number) {
+    this.loading.set(true);
+    this.currentPost.set(this.posts().find(p => p.id == postId));
+    this.http.get(`https://jsonplaceholder.typicode.com/posts/${postId}/comments`)
+      .subscribe({
+        next: (comments: any) => {
+          this.comments.set(comments);
+          this.loading.set(false);
+        },
+        error: (err) => {
+          console.error(err);
+          this.loading.set(false);
+        }
+      });
+  }
 }
diff --git a/src/app/features/blog-posts/models/comment.model.ts b/src/app/features/blog-posts/models/comment.model.ts
new file mode 100644
index 0000000..c71328c
--- /dev/null
+++ b/src/app/features/blog-posts/models/comment.model.ts
@@ -0,0 +1,14 @@
+export interface Post {
+  userId: number;
+  id: number;
+  title: string;
+  body: string;
+}
+
+export interface Comment {
+  postId: number;
+  id: number;
+  name: string;
+  email: string;
+  body: string;
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/post-details-page/post-details-page.component.html b/src/app/features/blog-posts/post-details-page/post-details-page.component.html
new file mode 100644
index 0000000..e46af42
--- /dev/null
+++ b/src/app/features/blog-posts/post-details-page/post-details-page.component.html
@@ -0,0 +1,29 @@
+<div class="post-details-container">
+  @if (loading()) {
+    <mat-progress-spinner mode="indeterminate"></mat-progress-spinner>
+  } @else {
+    @if (post()) {
+      <mat-card class="post-card">
+        <mat-card-header>
+          <mat-card-title>{{ post()?.title }}</mat-card-title>
+        </mat-card-header>
+        <mat-card-content>
+          <p>{{ post()?.body }}</p>
+        </mat-card-content>
+      </mat-card>
+
+      <h2>Comments</h2>
+
+      <mat-list class="comments-list">
+        @for (comment of comments(); track comment.id) {
+          <mat-divider></mat-divider>
+          <mat-list-item>
+            <h3 mat-line>{{ comment.name }}</h3>
+            <p mat-line>{{ comment.body }}</p>
+            <p mat-line class="email">{{ comment.email }}</p>
+          </mat-list-item>
+        }
+      </mat-list>
+    }
+  }
+</div>
\ No newline at end of file
diff --git a/src/app/features/blog-posts/post-details-page/post-details-page.component.scss b/src/app/features/blog-posts/post-details-page/post-details-page.component.scss
new file mode 100644
index 0000000..e69de29
diff --git a/src/app/features/blog-posts/post-details-page/post-details-page.component.spec.ts b/src/app/features/blog-posts/post-details-page/post-details-page.component.spec.ts
new file mode 100644
index 0000000..6c072bd
--- /dev/null
+++ b/src/app/features/blog-posts/post-details-page/post-details-page.component.spec.ts
@@ -0,0 +1,34 @@
+import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing'
+import { PostDetailsPageComponent } from './post-details-page.component';
+import { provideMockStore } from '@ngrx/store/testing';
+import { provideRouter } from '@angular/router'
+
+describe('PostDetailsPage', () => {
+    let component: PostDetailsPageComponent;
+    let fixture: ComponentFixture<PostDetailsPageComponent>;
+
+    const initialState = {
+        posts: {
+            entities: {},
+            ids: [],
+            loading: false,
+            error: null
+        }
+    };
+
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            providers: [
+                provideMockStore({initialState}),
+                provideRouter([])
+            ]
+        });
+        fixture = TestBed.createComponent(PostDetailsPageComponent);
+        component = fixture.componentInstance;
+        fixture.detectChanges();
+    });
+
+    it('should create', () => {
+        expect(component).toBeDefined();
+    });
+});
\ No newline at end of file
diff --git a/src/app/features/blog-posts/post-details-page/post-details-page.component.ts b/src/app/features/blog-posts/post-details-page/post-details-page.component.ts
new file mode 100644
index 0000000..26f5527
--- /dev/null
+++ b/src/app/features/blog-posts/post-details-page/post-details-page.component.ts
@@ -0,0 +1,60 @@
+import { Component, inject } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { MatCardModule } from '@angular/material/card';
+import { MatListModule } from '@angular/material/list';
+import { MatDividerModule } from '@angular/material/divider';
+import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
+import { ActivatedRoute } from '@angular/router';
+import { Store } from '@ngrx/store';
+import { signal, effect } from '@angular/core';
+
+import * as PostsActions from '../state/posts.actions';
+import { selectPostById, selectComments, selectLoading } from '../state/posts.selectors';
+import { Post, Comment } from '../models/comment.model';
+
+@Component({
+  selector: 'app-post-details-page',
+  imports: [
+    CommonModule,
+    MatCardModule,
+    MatListModule,
+    MatDividerModule,
+    MatProgressSpinnerModule,
+  ],
+  templateUrl: './post-details-page.component.html',
+  styleUrls: ['./post-details-page.component.scss'],
+})
+export class PostDetailsPageComponent {
+  private route = inject(ActivatedRoute);
+  private store = inject(Store);
+
+  post = signal<Post | null>(null);
+  comments = signal<Comment[]>([]);
+  loading = signal(false);
+
+  constructor() {
+    const postId = Number(this.route.snapshot.paramMap.get('id'));
+
+    effect(() => {
+      this.store.select(selectPostById(postId)).subscribe((post) => {
+        if (post != undefined) {
+          this.post.set(post);
+        }
+      });
+    });
+
+    effect(() => {
+      this.store.select(selectComments).subscribe((comments) => {
+        this.comments.set(comments);
+      });
+    });
+
+    effect(() => {
+      this.store.select(selectLoading).subscribe((loading) => {
+        this.loading.set(loading);
+      });
+    });
+
+    this.store.dispatch(PostsActions.loadComments({ postId }));
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/posts-page/posts-page.component.html b/src/app/features/blog-posts/posts-page/posts-page.component.html
new file mode 100644
index 0000000..81c0b1a
--- /dev/null
+++ b/src/app/features/blog-posts/posts-page/posts-page.component.html
@@ -0,0 +1,29 @@
+<div class="posts-container">
+  <h1>
+    <div class="header-container">Blog Posts</div>
+  </h1>
+
+  @if (loading()) {
+  <mat-progress-spinner mode="indeterminate"></mat-progress-spinner>
+  } @else {
+  <div class="posts-grid">
+    @for (post of posts(); track post.id) {
+    <div class="post-card-container">
+      <mat-card class="post-card">
+        <mat-card-header>
+          <mat-card-title>{{ post.title }}</mat-card-title>
+        </mat-card-header>
+        <mat-card-content>
+          <p>{{ post.body }}</p>
+        </mat-card-content>
+        <mat-card-actions>
+          <a mat-button color="primary" [routerLink]="['/blog-posts', post.id]">
+            View Comments
+          </a>
+        </mat-card-actions>
+      </mat-card>
+    </div>
+    }
+  </div>
+  }
+</div>
\ No newline at end of file
diff --git a/src/app/features/blog-posts/posts-page/posts-page.component.scss b/src/app/features/blog-posts/posts-page/posts-page.component.scss
new file mode 100644
index 0000000..a1732b5
--- /dev/null
+++ b/src/app/features/blog-posts/posts-page/posts-page.component.scss
@@ -0,0 +1,9 @@
+.header-container{
+    display: flex;
+    flex-direction: row;
+    justify-content: space-around;
+}
+
+.post-card-container {
+    padding: 10px;
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/posts-page/posts-page.component.spec.ts b/src/app/features/blog-posts/posts-page/posts-page.component.spec.ts
new file mode 100644
index 0000000..2065d75
--- /dev/null
+++ b/src/app/features/blog-posts/posts-page/posts-page.component.spec.ts
@@ -0,0 +1,32 @@
+import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing'
+import { PostsPageComponent } from './posts-page.component';
+import { provideMockStore } from '@ngrx/store/testing';
+
+describe('PostsPageComponent', () => {
+    let component: PostsPageComponent;
+    let fixture: ComponentFixture<PostsPageComponent>;
+
+    const initialState = {
+        posts: {
+            entities: {},
+            ids: [],
+            loading: false,
+            error: null
+        }
+    };
+
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            providers: [
+                provideMockStore({initialState})
+            ]
+        });
+        fixture = TestBed.createComponent(PostsPageComponent);
+        component = fixture.componentInstance;
+        fixture.detectChanges();
+    });
+
+    it('should create', () => {
+        expect(component).toBeDefined();
+    });
+});
\ No newline at end of file
diff --git a/src/app/features/blog-posts/posts-page/posts-page.component.ts b/src/app/features/blog-posts/posts-page/posts-page.component.ts
new file mode 100644
index 0000000..ea22f12
--- /dev/null
+++ b/src/app/features/blog-posts/posts-page/posts-page.component.ts
@@ -0,0 +1,47 @@
+import { Component, inject } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { MatCardModule } from '@angular/material/card';
+import { MatButtonModule } from '@angular/material/button';
+import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
+import { RouterModule } from '@angular/router';
+import { Store } from '@ngrx/store';
+import { signal, effect } from '@angular/core';
+
+import * as PostsActions from '../state/posts.actions';
+import { selectAllPosts, selectLoading } from '../state/posts.selectors';
+import { Post } from '../models/comment.model';
+
+@Component({
+  selector: 'app-posts-page',
+  imports: [
+    CommonModule,
+    MatCardModule,
+    MatButtonModule,
+    MatProgressSpinnerModule,
+    RouterModule,
+  ],
+  templateUrl: './posts-page.component.html',
+  styleUrls: ['./posts-page.component.scss'],
+})
+export class PostsPageComponent {
+  private store = inject(Store);
+
+  posts = signal<Post[]>([]);
+  loading = signal(false);
+
+  constructor() {
+    this.store.dispatch(PostsActions.loadPosts());
+
+    effect(() => {
+      this.store.select(selectAllPosts).subscribe((posts) => {
+        this.posts.set(posts);
+      });
+    });
+
+    effect(() => {
+      this.store.select(selectLoading).subscribe((loading) => {
+        this.loading.set(loading);
+      });
+    });
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/services/posts.service.spec.ts b/src/app/features/blog-posts/services/posts.service.spec.ts
new file mode 100644
index 0000000..e3e2e76
--- /dev/null
+++ b/src/app/features/blog-posts/services/posts.service.spec.ts
@@ -0,0 +1,21 @@
+import { TestBed } from '@angular/core/testing';
+import { PostsService } from './posts.service';
+import { HttpClient } from '@angular/common/http';
+
+describe('PostsService', () => {
+  let service: PostsService;
+  let httpServiceceSpy: jasmine.SpyObj<HttpClient>;
+
+  beforeEach(() => {
+    const spy = jasmine.createSpyObj('HttpClient', ['get']);
+
+    TestBed.configureTestingModule({
+      providers: [PostsService, { provide: HttpClient, useValue: spy }]
+    });
+    service = TestBed.inject(PostsService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});
diff --git a/src/app/features/blog-posts/services/posts.service.ts b/src/app/features/blog-posts/services/posts.service.ts
new file mode 100644
index 0000000..7fcacb5
--- /dev/null
+++ b/src/app/features/blog-posts/services/posts.service.ts
@@ -0,0 +1,21 @@
+import { Injectable } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import { Observable } from 'rxjs';
+import { Post, Comment } from '../models/comment.model';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class PostsService {
+  private apiUrl = 'https://jsonplaceholder.typicode.com';
+
+  constructor(private http: HttpClient) {}
+
+  getPosts(): Observable<Post[]> {
+    return this.http.get<Post[]>(`${this.apiUrl}/posts`);
+  }
+
+  getComments(postId: number): Observable<Comment[]> {
+    return this.http.get<Comment[]>(`${this.apiUrl}/posts/${postId}/comments`);
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/state/posts.actions.ts b/src/app/features/blog-posts/state/posts.actions.ts
new file mode 100644
index 0000000..c21942b
--- /dev/null
+++ b/src/app/features/blog-posts/state/posts.actions.ts
@@ -0,0 +1,27 @@
+import { createAction, props } from '@ngrx/store';
+import { Post, Comment } from '../models/comment.model';
+
+// Load Posts
+export const loadPosts = createAction('[Posts] Load Posts');
+export const loadPostsSuccess = createAction(
+  '[Posts] Load Posts Success',
+  props<{ posts: Post[] }>()
+);
+export const loadPostsFailure = createAction(
+  '[Posts] Load Posts Failure',
+  props<{ error: string }>()
+);
+
+// Load Comments
+export const loadComments = createAction(
+  '[Posts] Load Comments',
+  props<{ postId: number }>()
+);
+export const loadCommentsSuccess = createAction(
+  '[Posts] Load Comments Success',
+  props<{ comments: Comment[] }>()
+);
+export const loadCommentsFailure = createAction(
+  '[Posts] Load Comments Failure',
+  props<{ error: string }>()
+);
\ No newline at end of file
diff --git a/src/app/features/blog-posts/state/posts.effects.ts b/src/app/features/blog-posts/state/posts.effects.ts
new file mode 100644
index 0000000..332d0af
--- /dev/null
+++ b/src/app/features/blog-posts/state/posts.effects.ts
@@ -0,0 +1,39 @@
+import { Injectable } from '@angular/core';
+import { Actions, createEffect, ofType } from '@ngrx/effects';
+import { PostsService } from '../services/posts.service';
+import { of } from 'rxjs';
+import { catchError, map, mergeMap } from 'rxjs/operators';
+import * as PostsActions from './posts.actions';
+
+@Injectable()
+export class PostsEffects {
+  loadPosts$ = createEffect(() =>
+    this.actions$.pipe(
+      ofType(PostsActions.loadPosts),
+      mergeMap(() =>
+        this.postsService.getPosts().pipe(
+          map((posts) => PostsActions.loadPostsSuccess({ posts })),
+          catchError((error) =>
+            of(PostsActions.loadPostsFailure({ error: error.message }))
+          )
+        )
+      )
+    )
+  );
+
+  loadComments$ = createEffect(() =>
+    this.actions$.pipe(
+      ofType(PostsActions.loadComments),
+      mergeMap((action) =>
+        this.postsService.getComments(action.postId).pipe(
+          map((comments) => PostsActions.loadCommentsSuccess({ comments })),
+          catchError((error) =>
+            of(PostsActions.loadCommentsFailure({ error: error.message }))
+          )
+        )
+      )
+    )
+  );
+
+  constructor(private actions$: Actions, private postsService: PostsService) {}
+}
\ No newline at end of file
diff --git a/src/app/features/blog-posts/state/posts.reducer.ts b/src/app/features/blog-posts/state/posts.reducer.ts
new file mode 100644
index 0000000..bdb354f
--- /dev/null
+++ b/src/app/features/blog-posts/state/posts.reducer.ts
@@ -0,0 +1,51 @@
+import { createReducer, on } from '@ngrx/store';
+import * as PostsActions from './posts.actions';
+import { Post, Comment } from '../models/comment.model';
+
+export interface PostsState {
+  posts: Post[];
+  comments: Comment[];
+  loading: boolean;
+  error: string | null;
+}
+
+export const initialState: PostsState = {
+  posts: [],
+  comments: [],
+  loading: false,
+  error: null,
+};
+
+export const postsReducer = createReducer(
+  initialState,
+  on(PostsActions.loadPosts, (state) => ({
+    ...state,
+    loading: true,
+    error: null,
+  })),
+  on(PostsActions.loadPostsSuccess, (state, { posts }) => ({
+    ...state,
+    posts,
+    loading: false,
+  })),
+  on(PostsActions.loadPostsFailure, (state, { error }) => ({
+    ...state,
+    loading: false,
+    error,
+  })),
+  on(PostsActions.loadComments, (state) => ({
+    ...state,
+    loading: true,
+    error: null,
+  })),
+  on(PostsActions.loadCommentsSuccess, (state, { comments }) => ({
+    ...state,
+    comments,
+    loading: false,
+  })),
+  on(PostsActions.loadCommentsFailure, (state, { error }) => ({
+    ...state,
+    loading: false,
+    error,
+  }))
+);
\ No newline at end of file
diff --git a/src/app/features/blog-posts/state/posts.selectors.ts b/src/app/features/blog-posts/state/posts.selectors.ts
new file mode 100644
index 0000000..9820c46
--- /dev/null
+++ b/src/app/features/blog-posts/state/posts.selectors.ts
@@ -0,0 +1,29 @@
+import { createFeatureSelector, createSelector } from '@ngrx/store';
+import { PostsState } from './posts.reducer';
+
+export const selectPostsState = createFeatureSelector<PostsState>('posts');
+
+export const selectAllPosts = createSelector(
+  selectPostsState,
+  (state) => state.posts
+);
+
+export const selectPostById = (id: number) =>
+  createSelector(selectAllPosts, (posts) =>
+    posts.find((post) => post.id === id)
+  );
+
+export const selectComments = createSelector(
+  selectPostsState,
+  (state) => state.comments
+);
+
+export const selectLoading = createSelector(
+  selectPostsState,
+  (state) => state.loading
+);
+
+export const selectError = createSelector(
+  selectPostsState,
+  (state) => state.error
+);
\ No newline at end of file
diff --git a/src/app/features/guest-page/author-popup/author-popup.component.html b/src/app/features/guest-page/author-popup/author-popup.component.html
new file mode 100644
index 0000000..21034bd
--- /dev/null
+++ b/src/app/features/guest-page/author-popup/author-popup.component.html
@@ -0,0 +1,14 @@
+<mat-dialog-content class="popup-container">
+  <div class="popup-content">
+    <img [src]="avatarUrl" alt="Author Avatar" class="avatar">
+    <div class="author-info" *ngIf="entry$ | async as entry">
+      <h2>{{entry.name }}</h2>
+      <p>{{entry.email}}</p>
+    </div>
+  </div>
+</mat-dialog-content>
+<div class="button-container">
+  <mat-dialog-actions>
+    <button mat-raised-button cdkFocusInitial>Close</button>
+  </mat-dialog-actions>
+</div>
\ No newline at end of file
diff --git a/src/app/features/guest-page/author-popup/author-popup.component.scss b/src/app/features/guest-page/author-popup/author-popup.component.scss
new file mode 100644
index 0000000..5fe279f
--- /dev/null
+++ b/src/app/features/guest-page/author-popup/author-popup.component.scss
@@ -0,0 +1,5 @@
+.button-container {
+    display: flex;
+    flex-direction: row;
+    justify-content: space-around;
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/author-popup/author-popup.component.spec.ts b/src/app/features/guest-page/author-popup/author-popup.component.spec.ts
new file mode 100644
index 0000000..d11d30c
--- /dev/null
+++ b/src/app/features/guest-page/author-popup/author-popup.component.spec.ts
@@ -0,0 +1,34 @@
+import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing'
+import { AuthorPopupComponent } from './author-popup.component';
+import { provideMockStore } from '@ngrx/store/testing';
+import { provideRouter } from '@angular/router'
+
+describe('AuthorPopupComponent', () => {
+    let component: AuthorPopupComponent;
+    let fixture: ComponentFixture<AuthorPopupComponent>;
+
+    const initialState = {
+        posts: {
+            entities: {},
+            ids: [],
+            loading: false,
+            error: null
+        }
+    };
+
+    beforeEach(() => {
+        TestBed.configureTestingModule({
+            providers: [
+                provideMockStore({initialState}),
+                provideRouter([])
+            ]
+        });
+        fixture = TestBed.createComponent(AuthorPopupComponent);
+        component = fixture.componentInstance;
+        fixture.detectChanges();
+    });
+
+    it('should create', () => {
+        expect(component).toBeDefined();
+    });
+});
\ No newline at end of file
diff --git a/src/app/features/guest-page/author-popup/author-popup.component.ts b/src/app/features/guest-page/author-popup/author-popup.component.ts
new file mode 100644
index 0000000..17ed01f
--- /dev/null
+++ b/src/app/features/guest-page/author-popup/author-popup.component.ts
@@ -0,0 +1,48 @@
+import { Component, OnDestroy, OnInit } from '@angular/core';
+import { Store } from '@ngrx/store';
+import { selectSelectedEntry } from '../state/guest-book.selectors';
+import { closeAuthorPopup } from '../state/guest-book.actions';
+import { AvatarService } from '../services/avatar.service';
+import { MatDialogModule } from '@angular/material/dialog';
+import { MatButtonModule } from '@angular/material/button';
+import { CommonModule } from '@angular/common';
+import { MatIconModule } from '@angular/material/icon';
+import { Subscription } from 'rxjs';
+
+@Component({
+    selector: 'app-author-popup',
+    templateUrl: './author-popup.component.html',
+    styleUrls: ['./author-popup.component.scss'],
+    imports: [CommonModule, MatDialogModule, MatButtonModule, MatIconModule],
+})
+export class AuthorPopupComponent implements OnInit, OnDestroy {
+    entry$ = this.store.select(selectSelectedEntry);
+    avatarUrl = '';
+
+    private subscription = new Subscription();
+
+    constructor(
+        private store: Store,
+        private avatarService: AvatarService
+    ) {
+    }
+
+    ngOnInit(): void {
+        if (this.entry$ != undefined) {
+            this.subscription.add(
+                this.entry$.subscribe(entry => {
+                    if (entry) {
+                        this.avatarUrl = this.avatarService.getGravatarUrl(entry.email);
+                    }
+                }));
+        }
+    }
+
+    closePopUp() {
+        this.store.dispatch(closeAuthorPopup());
+    }
+
+    ngOnDestroy(): void {
+        this.subscription.unsubscribe();
+    }
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-book/guest-book.component.html b/src/app/features/guest-page/guest-book/guest-book.component.html
new file mode 100644
index 0000000..b05d22b
--- /dev/null
+++ b/src/app/features/guest-page/guest-book/guest-book.component.html
@@ -0,0 +1,10 @@
+<mat-card class="guest-book-container">
+  <mat-card-header>
+    <mat-card-title>Guest Book</mat-card-title>
+  </mat-card-header>
+
+  <mat-card-content>
+    <app-guest-form></app-guest-form>
+    <app-guest-entries></app-guest-entries>
+  </mat-card-content>
+</mat-card>
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-book/guest-book.component.ts b/src/app/features/guest-page/guest-book/guest-book.component.ts
new file mode 100644
index 0000000..47240b3
--- /dev/null
+++ b/src/app/features/guest-page/guest-book/guest-book.component.ts
@@ -0,0 +1,22 @@
+import { Component, inject } from '@angular/core';
+import { Store } from '@ngrx/store';
+import { loadEntries } from '../state/guest-book.actions';
+import { selectEntries, selectSelectedEntry } from '../state/guest-book.selectors';
+import { MatCardModule } from '@angular/material/card';
+import { CommonModule } from '@angular/common';
+import { GuestFormComponent } from '../guest-form/guest-form.component';
+import { GuestEntriesComponent } from '../guest-entries/guest-entries.component';
+
+@Component({
+  selector: 'app-guest-book',
+  templateUrl: './guest-book.component.html',
+  imports: [CommonModule, MatCardModule, GuestFormComponent, GuestEntriesComponent],
+})
+export class GuestBookComponent {
+  entries$ = this.store.select(selectEntries);
+  selectedEntry$ = this.store.select(selectSelectedEntry);
+
+  constructor(private store: Store) {
+    this.store.dispatch(loadEntries());
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-entries/guest-entries.component.html b/src/app/features/guest-page/guest-entries/guest-entries.component.html
new file mode 100644
index 0000000..20de0cb
--- /dev/null
+++ b/src/app/features/guest-page/guest-entries/guest-entries.component.html
@@ -0,0 +1,19 @@
+<div class="entries-container">
+  <mat-card *ngFor="let entry of entries$ |async" class="entry-card">
+    <mat-card-header>
+      <mat-card-title>{{entry.name}}</mat-card-title>
+    </mat-card-header>
+
+    <mat-divider></mat-divider>
+
+    <mat-card-content>
+      <p>{{entry.message}}</p>
+    </mat-card-content>
+
+    <mat-card-actions>
+      <button mat-button color="primary" (click)="onViewAuthor(entry)">
+        View Author
+      </button>
+    </mat-card-actions>
+  </mat-card>
+</div>
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-entries/guest-entries.component.ts b/src/app/features/guest-page/guest-entries/guest-entries.component.ts
new file mode 100644
index 0000000..8e01ec8
--- /dev/null
+++ b/src/app/features/guest-page/guest-entries/guest-entries.component.ts
@@ -0,0 +1,32 @@
+import { Component, inject } from '@angular/core';
+import { Store } from '@ngrx/store';
+import { selectEntries } from '../state/guest-book.selectors';
+import { showAuthorDetails } from '../state/guest-book.actions';
+import { MatCardModule } from '@angular/material/card';
+import { MatButtonModule } from '@angular/material/button';
+import { MatDividerModule } from '@angular/material/divider';
+import { GuestEntry } from 'src/app/features/guest-page/models/guest-entry.model';
+import { MatIconModule } from '@angular/material/icon';
+import { CommonModule } from '@angular/common';
+import {
+  MatDialog
+} from '@angular/material/dialog';
+import { AuthorPopupComponent } from '../author-popup/author-popup.component';
+
+@Component({
+  selector: 'app-guest-entries',
+  templateUrl: './guest-entries.component.html',
+  imports: [CommonModule, MatCardModule, MatButtonModule, MatDividerModule, MatIconModule],
+})
+export class GuestEntriesComponent {
+  entries$ = this.store.select(selectEntries);
+
+  readonly dialog = inject(MatDialog);
+
+  constructor(private store: Store) { }
+
+  onViewAuthor(entry: GuestEntry) {
+    const dialogRef = this.dialog.open(AuthorPopupComponent);
+    this.store.dispatch(showAuthorDetails({ entry }));
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-form/guest-form.component.html b/src/app/features/guest-page/guest-form/guest-form.component.html
new file mode 100644
index 0000000..922accc
--- /dev/null
+++ b/src/app/features/guest-page/guest-form/guest-form.component.html
@@ -0,0 +1,35 @@
+<form [formGroup]="guestForm" (ngSubmit)="onSubmit()" class="form-container">
+  <mat-form-field appearance="outline">
+    <mat-label>Name</mat-label>
+    <input matInput formControlName="name">
+    <mat-error *ngIf="guestForm.get('name')?.hasError('required')">
+      Name is required
+    </mat-error>
+  </mat-form-field>
+
+  <mat-form-field appearance="outline">
+    <mat-label>Email</mat-label>
+    <input matInput formControlName="email" type="email">
+    <mat-error *ngIf="guestForm.get('email')?.hasError('required')">
+      Email is required
+    </mat-error>
+    <mat-error *ngIf="guestForm.get('email')?.hasError('email')">
+      Invalid email format
+    </mat-error>
+  </mat-form-field>
+
+  <mat-form-field appearance="outline">
+    <mat-label>Message</mat-label>
+    <textarea matInput formControlName="message" rows="4"></textarea>
+    <mat-error *ngIf="guestForm.get('message')?.hasError('required')">
+      Message is required
+    </mat-error>
+    <mat-error *ngIf="guestForm.get('message')?.hasError('minlength')">
+      Message must be at least 20 characters
+    </mat-error>
+  </mat-form-field>
+
+  <button mat-raised-button color="secondary" type="submit" [disabled]="!guestForm.valid">
+    Add new guest book entry
+  </button>
+</form>
\ No newline at end of file
diff --git a/src/app/features/guest-page/guest-form/guest-form.component.ts b/src/app/features/guest-page/guest-form/guest-form.component.ts
new file mode 100644
index 0000000..782659d
--- /dev/null
+++ b/src/app/features/guest-page/guest-form/guest-form.component.ts
@@ -0,0 +1,33 @@
+import { Component } from '@angular/core';
+import { FormGroup, FormControl, Validators, ReactiveFormsModule } from '@angular/forms';
+import { MatFormFieldModule } from '@angular/material/form-field';
+import { MatInputModule } from '@angular/material/input';
+import { MatButtonModule } from '@angular/material/button';
+import { Store } from '@ngrx/store';
+import { addEntry } from '../state/guest-book.actions';
+import { GuestEntry } from 'src/app/features/guest-page/models/guest-entry.model';
+import { CommonModule } from '@angular/common';
+
+@Component({
+  selector: 'app-guest-form',
+  templateUrl: './guest-form.component.html',
+  imports: [CommonModule, ReactiveFormsModule, MatFormFieldModule, MatInputModule, MatButtonModule],
+})
+export class GuestFormComponent {
+  guestForm = new FormGroup({
+    name: new FormControl('', [Validators.required]),
+    email: new FormControl('', [Validators.required, Validators.email]),
+    message: new FormControl('', [Validators.required, Validators.minLength(20)]),
+  });
+
+  constructor(private store: Store) {}
+
+  onSubmit() {
+    if (this.guestForm.valid) {
+      this.store.dispatch(addEntry({ 
+        entryData: this.guestForm.value as GuestEntry
+      }));
+      this.guestForm.reset();
+    }
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/models/guest-entry.model.ts b/src/app/features/guest-page/models/guest-entry.model.ts
new file mode 100644
index 0000000..583e303
--- /dev/null
+++ b/src/app/features/guest-page/models/guest-entry.model.ts
@@ -0,0 +1,12 @@
+export interface GuestEntry {
+  name: string;
+  email: string;
+  message: string;
+}
+
+export interface GuestBookState {
+  entries: GuestEntry[];
+  selectedEntry: GuestEntry | null;
+  showPopup: boolean;
+  loading: boolean;
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/services/avatar.service.ts b/src/app/features/guest-page/services/avatar.service.ts
new file mode 100644
index 0000000..b55d9a6
--- /dev/null
+++ b/src/app/features/guest-page/services/avatar.service.ts
@@ -0,0 +1,14 @@
+import { Injectable } from '@angular/core';
+import * as CryptoJS from 'crypto-js';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class AvatarService {
+  private readonly GRAVATAR_BASE_URL = 'https://www.gravatar.com/avatar/';
+  
+  getGravatarUrl(email: string): string {
+    const hash = CryptoJS.MD5(email.toLowerCase()).toString();
+    return `https://www.gravatar.com/avatar/${hash}?s=200`;
+  }
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/state/guest-book.actions.ts b/src/app/features/guest-page/state/guest-book.actions.ts
new file mode 100644
index 0000000..50d1207
--- /dev/null
+++ b/src/app/features/guest-page/state/guest-book.actions.ts
@@ -0,0 +1,26 @@
+import { createAction, props } from '@ngrx/store';
+import { GuestEntry } from '../models/guest-entry.model';
+
+// Load Entries
+export const loadEntries = createAction('[Guest Book] Load Entries');
+export const loadEntriesSuccess = createAction(
+  '[Guest Book] Load Entries Success',
+  props<{ entries: GuestEntry[] }>()
+);
+
+// Add Entry
+export const addEntry = createAction(
+  '[Guest Book] Add Entry',
+  props<{ entryData: GuestEntry }>()
+);
+export const addEntrySuccess = createAction(
+  '[Guest Book] Add Entry Success',
+  props<{ entry: GuestEntry }>()
+);
+
+// UI Actions
+export const showAuthorDetails = createAction(
+  '[Guest Book] Show Author Details',
+  props<{ entry: GuestEntry }>()
+);
+export const closeAuthorPopup = createAction('[Guest Book] Close Author Popup');
\ No newline at end of file
diff --git a/src/app/features/guest-page/state/guest-book.effects.ts b/src/app/features/guest-page/state/guest-book.effects.ts
new file mode 100644
index 0000000..dadab72
--- /dev/null
+++ b/src/app/features/guest-page/state/guest-book.effects.ts
@@ -0,0 +1,47 @@
+import { Injectable } from '@angular/core';
+import { Actions, createEffect, ofType } from '@ngrx/effects';
+import { of } from 'rxjs';
+import { catchError, map, mergeMap } from 'rxjs/operators';
+import * as GuestBookActions from './guest-book.actions';
+import { GuestEntry } from 'src/app/features/guest-page/models/guest-entry.model';
+
+@Injectable()
+export class GuestBookEffects {
+  loadEntries$ = createEffect(() =>
+    this.actions$.pipe(
+      ofType(GuestBookActions.loadEntries),
+      mergeMap(() => {
+        const entries = this.getEntriesFromLocalStorage();
+        return of(GuestBookActions.loadEntriesSuccess({ entries }));
+      })
+    )
+  );
+
+  addEntry$ = createEffect(() =>
+    this.actions$.pipe(
+      ofType(GuestBookActions.addEntry),
+      map(({ entryData }) => {
+        const entry: GuestEntry = {
+          ...entryData,
+        };
+        localStorage.setItem(entry.name as string, JSON.stringify(entry));
+        return GuestBookActions.addEntrySuccess({ entry });
+      })
+    )
+  );
+
+  private getEntriesFromLocalStorage(): GuestEntry[] {
+    const entries: GuestEntry[] = [];
+    if (localStorage.length > 0) {
+      for (let i = 0; i < localStorage.length; i++) {
+        const key = localStorage.key(i);
+        if (key && localStorage.getItem(key)) {
+          entries.push(JSON.parse(localStorage.getItem(key) as string) as GuestEntry);
+        }
+      }
+    }
+    return entries;
+  }
+
+  constructor(private actions$: Actions) {}
+}
\ No newline at end of file
diff --git a/src/app/features/guest-page/state/guest-book.reducer.ts b/src/app/features/guest-page/state/guest-book.reducer.ts
new file mode 100644
index 0000000..6856ee3
--- /dev/null
+++ b/src/app/features/guest-page/state/guest-book.reducer.ts
@@ -0,0 +1,44 @@
+import { createReducer, on } from '@ngrx/store';
+import * as GuestBookActions from './guest-book.actions';
+import { GuestEntry } from '../models/guest-entry.model';
+
+export interface GuestBookState {
+  entries: GuestEntry[];
+  selectedEntry: GuestEntry | null;
+  showPopup: boolean;
+  loading: boolean;
+}
+
+export const initialState: GuestBookState = {
+  entries: [],
+  selectedEntry: null,
+  showPopup: false,
+  loading: false,
+};
+
+export const guestBookReducer = createReducer(
+  initialState,
+  on(GuestBookActions.loadEntries, (state) => ({
+    ...state,
+    loading: true,
+  })),
+  on(GuestBookActions.loadEntriesSuccess, (state, { entries }) => ({
+    ...state,
+    entries,
+    loading: false,
+  })),
+  on(GuestBookActions.addEntrySuccess, (state, { entry }) => ({
+    ...state,
+    entries: [entry, ...state.entries],
+  })),
+  on(GuestBookActions.showAuthorDetails, (state, { entry }) => ({
+    ...state,
+    selectedEntry: entry,
+    showPopup: true,
+  })),
+  on(GuestBookActions.closeAuthorPopup, (state) => ({
+    ...state,
+    showPopup: false,
+    selectedEntry: null,
+  }))
+);
\ No newline at end of file
diff --git a/src/app/features/guest-page/state/guest-book.selectors.ts b/src/app/features/guest-page/state/guest-book.selectors.ts
new file mode 100644
index 0000000..7d55bec
--- /dev/null
+++ b/src/app/features/guest-page/state/guest-book.selectors.ts
@@ -0,0 +1,19 @@
+import { createFeatureSelector, createSelector } from '@ngrx/store';
+import { GuestBookState } from './guest-book.reducer';
+
+export const selectGuestBookState = createFeatureSelector<GuestBookState>('guestBook');
+
+export const selectEntries = createSelector(
+  selectGuestBookState,
+  (state) => state.entries
+);
+
+export const selectShowPopup = createSelector(
+  selectGuestBookState,
+  (state) => state.showPopup
+);
+
+export const selectSelectedEntry = createSelector(
+  selectGuestBookState,
+  (state) => state.selectedEntry
+);
\ No newline at end of file
diff --git a/src/main.ts b/src/main.ts
index 75a3f6a..b9e69c8 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -2,8 +2,22 @@ import { bootstrapApplication } from '@angular/platform-browser';
 import { provideRouter } from '@angular/router';
 import { appRoutes } from './app/app-routes';
 import { AppComponent } from './app/app.component';
+import { provideHttpClient } from '@angular/common/http';
+import { provideStore } from '@ngrx/store';
+import { provideEffects } from '@ngrx/effects';
+import { provideRouterStore } from '@ngrx/router-store';
+import { postsReducer } from './app/features/blog-posts/state/posts.reducer';
+import { PostsEffects } from './app/features/blog-posts/state/posts.effects';
+import { guestBookReducer } from './app/features/guest-page/state/guest-book.reducer';
+import { GuestBookEffects } from './app/features/guest-page/state/guest-book.effects';
 
 bootstrapApplication(AppComponent, {
-    providers: [provideRouter(appRoutes)]
+  providers: [
+    provideHttpClient(),
+    provideRouter(appRoutes),
+    provideStore({ posts: postsReducer, guestBook: guestBookReducer }),
+    provideEffects([PostsEffects, GuestBookEffects]),
+    provideRouterStore()
+  ]
 })
   .catch(err => console.error(err));
diff --git a/src/styles.scss b/src/styles.scss
index 90d4ee0..fe526f7 100644
--- a/src/styles.scss
+++ b/src/styles.scss
@@ -1 +1,50 @@
-/* You can add global styles to this file, and also import other style files */
+.guest-book-container {
+  max-width: 800px;
+  margin: 2rem auto;
+  padding: 1rem;
+}
+
+.form-container {
+  display: flex;
+  flex-direction: column;
+  gap: 1rem;
+  margin-bottom: 2rem;
+}
+
+.entries-container {
+  display: flex;
+  flex-direction: column;
+  gap: 1rem;
+}
+
+.entry-card {
+  margin-bottom: 1rem;
+}
+
+.popup-container {
+  position: relative;
+  padding: 2rem;
+  text-align: center;
+  
+  .avatar {
+    width: 100px;
+    height: 100px;
+    border-radius: 50%;
+    margin: 1rem 0;
+  }
+  
+  .close-button {
+    position: absolute;
+    top: 8px;
+    right: 8px;
+  }
+  
+  .author-info {
+    text-align: center;
+    
+    mat-icon {
+      vertical-align: middle;
+      margin-right: 8px;
+    }
+  }
+}
\ No newline at end of file