Update app.py

app.py

@@ -44,14 +44,14 @@ def index():
         <style>
             :root {
                 --bg-primary: #000000;
-                --bg-secondary: #1C1C1E;
-                --bg-tertiary: #2C2C2E;
-                --bg-hover: #3A3A3C;
+                --bg-secondary: #101010;
+                --bg-tertiary: #1C1C1D;
+                --bg-hover: #2c2c2e;
                 --text-primary: #FFFFFF;
                 --text-secondary: #8E8E93;
                 --accent-blue: #007AFF;
-                --accent-blue-light: #3395FF;
-                --border-color: #38383A;
+                --accent-blue-light: #3498DB;
+                --border-color: #2A2A2A;
                 --success-color: #34C759;
                 --error-color: #FF3B30;
                 --font-family: 'Inter', sans-serif;
@@ -73,19 +73,21 @@ def index():
                 background-color: var(--bg-primary);
                 color: var(--text-primary);
                 overflow: hidden;
-                height: 100dvh;
+                height: 100vh;
+                height: -webkit-fill-available;
                 width: 100vw;
                 display: flex;
                 align-items: center;
                 justify-content: center;
             }
-            
-            .app-container, .main-container {
+
+            .main-container {
                 width: 100%;
                 height: 100%;
                 display: flex;
                 flex-direction: column;
                 transition: opacity 0.3s ease;
+                background-color: var(--bg-primary);
             }
 
             #login-view {
@@ -94,8 +96,6 @@ def index():
                 align-items: center;
                 justify-content: center;
                 text-align: center;
-                width: 100%;
-                height: 100%;
                 background: radial-gradient(circle, #1a2a3a 0%, var(--bg-primary) 70%);
             }
             #login-view img {
@@ -105,7 +105,7 @@ def index():
                 filter: drop-shadow(0 0 25px rgba(0, 122, 255, 0.6));
             }
             #login-view h1 {
-                font-size: 3rem;
+                font-size: 3.5rem;
                 font-weight: 700;
                 background: linear-gradient(45deg, var(--accent-blue-light), var(--accent-blue));
                 -webkit-background-clip: text;
@@ -113,19 +113,20 @@ def index():
                 margin-bottom: 12px;
             }
             #login-view p {
-                font-size: 1.1rem;
+                font-size: 1.2rem;
                 color: var(--text-secondary);
                 margin-bottom: 40px;
             }
 
-            #app-container {
+            #app-view {
                 display: none;
             }
             
-            .main-content {
+            #main-content {
                 flex-grow: 1;
-                position: relative;
                 overflow: hidden;
+                position: relative;
+                display: flex;
             }
 
             .page {
@@ -134,61 +135,56 @@ def index():
                 left: 0;
                 width: 100%;
                 height: 100%;
-                background-color: var(--bg-primary);
-                display: none;
+                display: flex;
                 flex-direction: column;
+                opacity: 0;
+                visibility: hidden;
+                transition: opacity 0.2s ease-in-out, visibility 0.2s;
+                background-color: var(--bg-primary);
             }
             .page.active {
-                display: flex;
-            }
-
-            .page-header {
-                flex-shrink: 0;
-                padding: 16px;
-                padding-top: 24px;
-                background-color: var(--bg-secondary);
-                border-bottom: 1px solid var(--border-color);
-            }
-            .page-header h2 {
-                font-size: 1.8rem;
-                font-weight: 700;
-            }
-
-            .content-area {
-                flex-grow: 1;
-                overflow-y: auto;
-                padding: 8px;
+                opacity: 1;
+                visibility: visible;
+                z-index: 10;
             }
 
-            #chats-page-content {
-                display: flex;
-                width: 100%;
-                height: 100%;
-            }
+            #chats-page { flex-direction: row; }
 
-            #chatroom-list-view {
+            .list-view {
                 display: flex;
                 flex-direction: column;
                 height: 100%;
                 width: 100%;
-                background-color: var(--bg-primary);
+                background-color: var(--bg-secondary);
+                border-right: 1px solid var(--border-color);
             }
-
-            .list-header {
+            .page-header {
+                padding: 16px;
+                border-bottom: 1px solid var(--border-color);
+                flex-shrink: 0;
+                background: rgba(28, 28, 29, 0.8);
+                backdrop-filter: blur(10px);
+                -webkit-backdrop-filter: blur(10px);
+                z-index: 5;
+            }
+            .page-header-top {
                 display: flex;
                 justify-content: space-between;
                 align-items: center;
-                padding: 12px 16px;
-                border-bottom: 1px solid var(--border-color);
-                flex-shrink: 0;
             }
-            .list-header h2 {
-                font-size: 1.5rem;
-                font-weight: 600;
+            .page-header-top h2 {
+                font-size: 1.8rem;
+                font-weight: 700;
+            }
+            .header-actions {
+                display: flex; align-items: center; gap: 8px;
             }
             
-            #chatroom-list { flex-grow: 1; overflow-y: auto; }
-            .list-item, .chatroom-item {
+            .scrollable-content {
+                flex-grow: 1;
+                overflow-y: auto;
+            }
+            .list-item {
                 display: flex;
                 align-items: center;
                 gap: 12px;
@@ -197,7 +193,7 @@ def index():
                 border-bottom: 1px solid var(--border-color);
                 transition: background-color 0.2s ease;
             }
-            .list-item:hover, .chatroom-item:hover { background-color: var(--bg-hover); }
+            .list-item:hover { background-color: var(--bg-hover); }
 
             .avatar {
                 width: 48px;
@@ -206,8 +202,8 @@ def index():
                 display: flex;
                 align-items: center;
                 justify-content: center;
-                font-size: 1.2rem;
                 font-weight: 600;
+                font-size: 1.2rem;
                 color: white;
                 flex-shrink: 0;
             }
@@ -216,7 +212,8 @@ def index():
                 overflow: hidden;
             }
             .item-name {
-                font-weight: 500;
+                font-weight: 600;
+                font-size: 1.1rem;
                 white-space: nowrap;
                 overflow: hidden;
                 text-overflow: ellipsis;
@@ -229,16 +226,16 @@ def index():
                 text-overflow: ellipsis;
             }
             .lock-icon {
-                width: 16px; height: 16px;
+                width: 18px;
+                height: 18px;
                 fill: var(--text-secondary);
                 flex-shrink: 0;
             }
-
+            
             #chat-window-view {
                 display: none;
                 flex-direction: column;
-                height: 100%;
-                width: 100%;
+                flex-grow: 1;
                 background-color: var(--bg-primary);
             }
             
@@ -247,20 +244,25 @@ def index():
                 align-items: center;
                 gap: 12px;
                 padding: 12px 16px;
-                background-color: rgba(28, 28, 30, 0.8);
-                -webkit-backdrop-filter: blur(10px);
-                backdrop-filter: blur(10px);
+                background-color: var(--bg-tertiary);
                 border-bottom: 1px solid var(--border-color);
                 flex-shrink: 0;
-                position: relative;
-                z-index: 10;
             }
             .back-btn {
-                background: none; border: none; cursor: pointer;
-                display: flex; align-items: center; justify-content: center;
+                background: none;
+                border: none;
+                cursor: pointer;
+                display: none;
+            }
+            .back-btn svg {
+                width: 24px;
+                height: 24px;
+                fill: var(--text-primary);
+            }
+            #chat-header-title {
+                font-size: 1.2rem;
+                font-weight: 600;
             }
-            .back-btn svg { width: 28px; height: 28px; fill: var(--accent-blue); }
-            #chat-header-title { font-size: 1.1rem; font-weight: 600; }
 
             #messages-container {
                 flex-grow: 1;
@@ -271,245 +273,275 @@ def index():
                 gap: 12px;
             }
 
-            .message {
-                display: flex;
-                gap: 10px;
-                max-width: 85%;
-                align-items: flex-end;
-            }
-            .message-content {
-                display: flex;
-                flex-direction: column;
-            }
-            .message-bubble {
-                padding: 10px 14px;
-                border-radius: 20px;
-                line-height: 1.4;
-                word-wrap: break-word;
-                font-size: 1.05rem;
-            }
-            .message-sender {
-                font-size: 0.8rem;
-                font-weight: 600;
-                color: var(--text-secondary);
-                word-break: break-all;
-                cursor: pointer;
-                padding: 0 12px 4px;
-            }
-
-            .message.sent { align-self: flex-end; }
-            .message.sent .message-bubble {
-                background: var(--accent-blue);
-                color: white;
-                border-bottom-right-radius: 5px;
-            }
-
+            .message { display: flex; gap: 10px; max-width: 80%; }
+            .message .avatar { width: 36px; height: 36px; font-size: 1rem; align-self: flex-end; }
+            .message-content { display: flex; flex-direction: column; gap: 4px; }
+            .message-sender { font-size: 0.9rem; font-weight: 600; color: var(--text-secondary); word-break: break-all; cursor: pointer; }
+            .message-bubble { padding: 10px 14px; border-radius: 18px; line-height: 1.4; word-wrap: break-word; font-size: 1rem;}
+            .message.sent { align-self: flex-end; flex-direction: row-reverse; }
+            .message.sent .message-sender { text-align: right; color: var(--accent-blue-light); }
+            .message.sent .message-bubble { background: var(--accent-blue); color: white; border-bottom-right-radius: 4px; }
             .message.received { align-self: flex-start; }
-            .message.received .message-bubble {
-                background-color: var(--bg-tertiary);
-                border-bottom-left-radius: 5px;
-            }
-            .message.received .message-sender {
-                color: var(--accent-blue-light);
-            }
+            .message.received .message-bubble { background-color: var(--bg-tertiary); border-bottom-left-radius: 4px; }
             
             .chat-placeholder {
-                display: flex; flex-direction: column; align-items: center; justify-content: center;
-                height: 100%; text-align: center; color: var(--text-secondary); padding: 20px;
+                display: flex;
+                flex-direction: column;
+                align-items: center;
+                justify-content: center;
+                height: 100%;
+                text-align: center;
+                color: var(--text-secondary);
+                padding: 20px;
+                background-color: var(--bg-primary);
+                flex-grow: 1;
             }
             .chat-placeholder img { width: 80px; margin-bottom: 20px; opacity: 0.5; }
 
             .message-form {
-                display: flex; padding: 12px; gap: 12px;
+                display: flex;
+                padding: 12px 16px;
+                gap: 12px;
                 background-color: var(--bg-secondary);
                 border-top: 1px solid var(--border-color);
                 flex-shrink: 0;
             }
             #message-input {
-                flex-grow: 1; padding: 12px 16px;
-                border: 1px solid var(--border-color);
+                flex-grow: 1;
+                padding: 12px 18px;
+                border: none;
                 background-color: var(--bg-tertiary);
                 color: var(--text-primary);
-                border-radius: 22px; outline: none; font-size: 1rem;
-                transition: border-color 0.2s;
+                border-radius: 22px;
+                outline: none;
+                font-size: 1rem;
             }
-            #message-input:focus { border-color: var(--accent-blue); }
-            
-            .action-btn {
+            .send-btn {
                 background: var(--accent-blue);
-                color: white; border: none; padding: 10px 16px; border-radius: 8px;
-                cursor: pointer; font-weight: 500; font-size: 1rem;
-                transition: background-color 0.2s ease, transform 0.2s ease;
-                display: flex; align-items: center; justify-content: center; gap: 8px;
-            }
-            .action-btn:hover { background-color: var(--accent-blue-light); }
-            .action-btn:active { transform: scale(0.95); }
-
-            .send-btn { width: 44px; height: 44px; border-radius: 50%; flex-shrink: 0; padding: 0; }
-            .send-btn svg { width: 22px; height: 22px; fill: white; margin-left: 2px; }
-
-            .bottom-nav {
-                display: flex;
+                color: white;
+                border: none;
+                width: 44px;
+                height: 44px;
+                border-radius: 50%;
+                cursor: pointer;
                 flex-shrink: 0;
-                background-color: var(--bg-secondary);
-                border-top: 1px solid var(--border-color);
-            }
-            .nav-item {
-                flex: 1;
                 display: flex;
-                flex-direction: column;
                 align-items: center;
                 justify-content: center;
-                padding: 6px 0;
-                cursor: pointer;
-                color: var(--text-secondary);
-                transition: color 0.2s;
-            }
-            .nav-item.active { color: var(--accent-blue); }
-            .nav-item svg { width: 26px; height: 26px; fill: currentColor; }
-            .nav-item span { font-size: 0.7rem; margin-top: 2px; }
-            .nav-item#nav-scan-qr {
-                transform: translateY(-15px);
-            }
-            .nav-item#nav-scan-qr .scan-button {
-                width: 60px; height: 60px; border-radius: 50%;
-                background: linear-gradient(45deg, var(--accent-blue-light), var(--accent-blue));
-                display: flex; align-items: center; justify-content: center;
-                box-shadow: 0 0 20px rgba(0, 122, 255, 0.5);
-                border: 4px solid var(--bg-primary);
+                transition: transform 0.1s ease;
             }
-            .nav-item#nav-scan-qr .scan-button svg { width: 32px; height: 32px; fill: white; }
+            .send-btn:active { transform: scale(0.9); }
+            .send-btn svg { width: 22px; height: 22px; fill: white; margin-left: 2px; }
 
-            #browser-view {
-                background-color: var(--bg-secondary);
-            }
+            #browser-page { flex-direction: column; background-color: var(--bg-secondary); }
             .browser-header {
                 display: flex;
                 gap: 8px;
                 padding: 12px;
                 background-color: var(--bg-tertiary);
                 border-bottom: 1px solid var(--border-color);
+                flex-shrink: 0;
             }
-            #url-input {
-                flex-grow: 1; padding: 8px 12px;
+            #browser-url-input {
+                flex-grow: 1;
                 background-color: var(--bg-primary);
                 border: 1px solid var(--border-color);
-                color: var(--text-primary); border-radius: 6px; font-size: 0.9rem;
+                color: var(--text-primary);
+                border-radius: 8px;
+                padding: 10px;
+                font-size: 1rem;
             }
             #browser-frame {
                 flex-grow: 1;
                 border: none;
-                background-color: #fff;
+                background-color: white;
             }
-            
-            #profile-page .content-area {
+
+            #profile-page {
+                align-items: center;
+                justify-content: center;
                 padding: 24px;
-                display: flex; flex-direction: column; align-items: center;
+                overflow-y: auto;
                 text-align: center;
             }
-            #profile-page .avatar { width: 100px; height: 100px; font-size: 3rem; margin-bottom: 16px; }
-            #profile-page-username { font-size: 1.5rem; font-weight: 600; margin-bottom: 8px; }
-            #profile-page-address { font-size: 0.9rem; color: var(--text-secondary); word-break: break-all; margin-bottom: 24px; }
-            #profile-page-qr { background: white; padding: 10px; margin-bottom: 24px; border-radius: 8px; }
-            .username-form { display: flex; gap: 8px; width: 100%; max-width: 300px; margin-top: 20px;}
+            #my-profile-avatar { margin-bottom: 16px; }
+            #my-profile-username { font-size: 1.5rem; font-weight: 600; margin-bottom: 8px; }
+            #my-profile-address { font-size: 0.9rem; color: var(--text-secondary); word-break: break-all; margin-bottom: 24px; }
+            #my-profile-qr-code { background: white; padding: 10px; margin: 0 auto 24px; width: fit-content; border-radius: 8px; }
+            .username-form { display: flex; gap: 8px; margin-top: 24px; width: 100%; max-width: 400px; }
             .username-input {
-                flex-grow: 1; background-color: var(--bg-tertiary);
-                border: 1px solid var(--border-color); color: var(--text-primary);
-                border-radius: 6px; padding: 10px 12px; font-size: 1rem;
+                flex-grow: 1;
+                background-color: var(--bg-tertiary);
+                border: 1px solid var(--border-color);
+                color: var(--text-primary);
+                border-radius: 8px;
+                padding: 12px;
+                font-size: 1rem;
             }
             .username-input:focus { outline: none; border-color: var(--accent-blue); }
 
+            #bottom-nav {
+                display: flex;
+                justify-content: space-around;
+                background-color: var(--bg-tertiary);
+                border-top: 1px solid var(--border-color);
+                flex-shrink: 0;
+                padding: 5px 0;
+                z-index: 100;
+            }
+            .nav-btn {
+                background: none;
+                border: none;
+                color: var(--text-secondary);
+                cursor: pointer;
+                padding: 8px 12px;
+                display: flex;
+                flex-direction: column;
+                align-items: center;
+                gap: 4px;
+                font-size: 0.75rem;
+                transition: color 0.2s;
+            }
+            .nav-btn svg {
+                width: 24px;
+                height: 24px;
+                fill: var(--text-secondary);
+                transition: fill 0.2s;
+            }
+            .nav-btn.active { color: var(--accent-blue); }
+            .nav-btn.active svg { fill: var(--accent-blue); }
+            #nav-scan-btn {
+                transform: translateY(-20px);
+                background: linear-gradient(45deg, var(--accent-blue-light), var(--accent-blue));
+                width: 60px;
+                height: 60px;
+                border-radius: 50%;
+                border: 4px solid var(--bg-primary);
+                box-shadow: 0 0 20px rgba(0, 122, 255, 0.5);
+            }
+            #nav-scan-btn svg {
+                fill: white;
+                width: 30px;
+                height: 30px;
+            }
+            
             .modal-overlay {
-                position: fixed; top: 0; left: 0; width: 100%; height: 100%;
-                background-color: rgba(0,0,0,0.7); display: none;
-                align-items: center; justify-content: center; z-index: 1000;
-                -webkit-backdrop-filter: blur(5px); backdrop-filter: blur(5px);
+                position: fixed;
+                top: 0;
+                left: 0;
+                width: 100%;
+                height: 100%;
+                background-color: rgba(0,0,0,0.7);
+                display: none;
+                align-items: center;
+                justify-content: center;
+                z-index: 1000;
+                backdrop-filter: blur(5px);
             }
             .modal-content {
-                background-color: var(--bg-secondary); padding: 24px; border-radius: 12px;
-                width: 90%; max-width: 400px; border: 1px solid var(--border-color);
+                background-color: var(--bg-secondary);
+                padding: 24px;
+                border-radius: 12px;
+                width: 90%;
+                max-width: 400px;
+                border: 1px solid var(--border-color);
                 box-shadow: 0 10px 30px rgba(0,0,0,0.5);
             }
             .modal-content h3 { margin-bottom: 20px; font-weight: 600; font-size: 1.3rem; }
             .modal-content label { display: block; margin-bottom: 8px; font-size: 0.9rem; color: var(--text-secondary); }
             .modal-content input {
-                width: 100%; padding: 12px; margin-bottom: 16px; background-color: var(--bg-tertiary);
-                border: 1px solid var(--border-color); color: white; border-radius: 6px; font-size: 1rem;
+                width: 100%;
+                padding: 12px;
+                margin-bottom: 16px;
+                background-color: var(--bg-tertiary);
+                border: 1px solid var(--border-color);
+                color: white;
+                border-radius: 8px;
+                font-size: 1rem;
             }
             .modal-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 8px; }
             .modal-btn {
-                padding: 10px 20px; border-radius: 6px; border: none; cursor: pointer;
+                padding: 10px 20px;
+                border-radius: 8px;
+                border: none;
+                cursor: pointer;
                 font-weight: 500;
             }
             .secondary-btn { background-color: var(--bg-hover); color: white; }
+
+            .action-btn {
+                background: var(--accent-blue);
+                color: white;
+                border: none;
+                padding: 10px 16px;
+                border-radius: 8px;
+                cursor: pointer;
+                font-weight: 500;
+                transition: background-color 0.2s ease;
+                display: flex;
+                align-items: center;
+                justify-content: center;
+                gap: 8px;
+            }
+            .action-btn:hover { background-color: var(--accent-blue-light); }
+            .action-btn.small {
+                padding: 8px 12px;
+                font-size: 0.9rem;
+                border-radius: 8px;
+            }
             
             #status-bar {
-                position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%);
-                background-color: var(--bg-tertiary); color: white; padding: 12px 20px;
-                border-radius: 8px; font-size: 0.9rem; opacity: 0; visibility: hidden;
-                transition: opacity 0.3s, visibility 0.3s, bottom 0.3s; z-index: 2000;
+                position: fixed;
+                bottom: 80px;
+                left: 50%;
+                transform: translateX(-50%);
+                background-color: var(--bg-tertiary);
+                color: white;
+                padding: 12px 20px;
+                border-radius: 8px;
+                font-size: 0.9rem;
+                opacity: 0;
+                visibility: hidden;
+                transition: all 0.3s;
+                z-index: 2000;
                 box-shadow: 0 5px 15px rgba(0,0,0,0.3);
             }
             #status-bar.success { background-color: var(--success-color); }
             #status-bar.error { background-color: var(--error-color); }
             #status-bar.visible { opacity: 1; visibility: visible; }
 
-            .side-nav { display: none; }
-
             @media (min-width: 768px) {
-                body {
-                    background-color: #0F0F11;
-                }
-                .app-container, .main-container {
-                    flex-direction: row;
+                .main-container {
                     max-width: 1200px;
-                    max-height: 90vh;
+                    max-height: 850px;
                     border-radius: 12px;
                     overflow: hidden;
                     box-shadow: 0 10px 40px rgba(0,0,0,0.3);
                     border: 1px solid var(--border-color);
                 }
-                .bottom-nav { display: none; }
-                .side-nav {
-                    display: flex;
-                    flex-direction: column;
-                    width: 70px;
-                    background-color: var(--bg-secondary);
-                    border-right: 1px solid var(--border-color);
-                    padding: 16px 0;
-                    align-items: center;
-                    gap: 16px;
-                }
-                .side-nav .nav-item {
-                    width: 100%;
-                    color: var(--text-secondary);
-                    padding: 12px 0;
-                }
-                .side-nav .nav-item.active {
-                    color: var(--accent-blue);
-                    background-color: var(--bg-hover);
-                }
-                .side-nav .nav-item#nav-scan-qr { transform: none; }
-                .side-nav .nav-item#nav-scan-qr .scan-button {
-                     width: 48px; height: 48px; border: none;
-                }
-                .side-nav .nav-item#nav-scan-qr .scan-button svg { width: 24px; height: 24px; }
-
-                #chats-page-content { flex-direction: row; }
                 #chatroom-list-view {
-                    width: 320px;
+                    width: 350px;
                     flex-shrink: 0;
-                    border-right: 1px solid var(--border-color);
-                    display: flex !important;
                 }
                 #chat-window-view {
-                    width: auto;
-                    flex-grow: 1;
-                    display: flex !important;
+                    display: flex;
+                }
+                #chats-page.chat-active #chatroom-list-view {
+                    display: flex;
                 }
                 .back-btn { display: none !important; }
+            }
 
-                #status-bar { bottom: 20px; }
+            @media (max-width: 767px) {
+                #chats-page.chat-active #chatroom-list-view {
+                    display: none;
+                }
+                #chat-window-view {
+                    width: 100%;
+                }
+                .back-btn {
+                    display: block;
+                }
             }
         </style>
     </head>
@@ -521,111 +553,102 @@ def index():
             <p>Децентрализованный и анонимный мессенджер</p>
             <div id="ton-connect-button"></div>
         </div>
-        
-        <div id="app-container">
-            <nav class="side-nav">
-                <a class="nav-item" data-view="chats">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2z"/></svg>
-                    <span>Чаты</span>
-                </a>
-                <a class="nav-item" data-view="users">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M16 11c1.66 0 2.99-1.34 2.99-3S17.66 5 16 5c-1.66 0-3 1.34-3 3s1.34 3 3 3zm-8 0c1.66 0 2.99-1.34 2.99-3S9.66 5 8 5C6.34 5 5 6.34 5 8s1.34 3 3 3zm0 2c-2.33 0-7 1.17-7 3.5V19h14v-2.5c0-2.33-4.67-3.5-7-3.5zm8 0c-.29 0-.62.02-.97.05 1.16.84 1.97 1.97 1.97 3.45V19h6v-2.5c0-2.33-4.67-3.5-7-3.5z"/></svg>
-                    <span>Люди</span>
-                </a>
-                <a class="nav-item" id="nav-scan-qr">
-                    <div class="scan-button"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 11h8V3H3v8zm2-6h4v4H5V5zM3 21h8v-8H3v8zm2-6h4v4H5v-4zm8-12v8h8V3h-8zm6 6h-4V5h4v4zm-2 10a2 2 0 100-4 2 2 0 000 4z"/></svg></div>
-                </a>
-                <a class="nav-item" data-view="browser">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z"/></svg>
-                    <span>Браузер</span>
-                </a>
-                <a class="nav-item" data-view="profile">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>
-                    <span>Профиль</span>
-                </a>
-            </nav>
-            <div class="main-content">
+
+        <div id="app-view" class="main-container">
+            <div id="main-content">
+
                 <div id="chats-page" class="page active">
-                    <div id="chats-page-content">
-                        <div id="chatroom-list-view">
-                            <div class="list-header">
+                    <div id="chatroom-list-view" class="list-view">
+                        <div class="page-header">
+                            <div class="page-header-top">
                                 <h2>Чаты</h2>
-                                <button id="create-room-show-modal" class="action-btn">
-                                    <svg xmlns="http://www.w3.org/2000/svg" height="18" viewBox="0 0 24 24" width="18" fill="white"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
-                                </button>
-                            </div>
-                            <div id="chatroom-list"></div>
-                        </div>
-                        <div id="chat-window-view">
-                            <div id="chat-placeholder" class="chat-placeholder">
-                                <img src="https://ton.org/download/ton_symbol.svg" alt="TON Symbol">
-                                <h2>Выберите чат</h2>
-                                <p>Начните общение в одном из существующих чатов или создайте свой собственный.</p>
-                            </div>
-                            <div id="active-chat" style="display: none; width: 100%; height: 100%; flex-direction: column;">
-                                <div class="chat-header">
-                                    <button class="back-btn" id="back-to-list-btn">
-                                        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M15.41 7.41 14 6l-6 6 6 6 1.41-1.41L10.83 12z"/></svg>
+                                <div class="header-actions">
+                                    <button id="create-room-show-modal" class="action-btn small">
+                                        <svg xmlns="http://www.w3.org/2000/svg" height="16" viewBox="0 0 24 24" width="16" fill="white"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
                                     </button>
-                                    <div id="chat-header-avatar" class="avatar"></div>
-                                    <span id="chat-header-title"></span>
                                 </div>
-                                <div id="messages-container"></div>
-                                <form id="message-form" class="message-form">
-                                    <input type="text" id="message-input" placeholder="Сообщение..." autocomplete="off">
-                                    <button type="submit" class="action-btn send-btn" id="send-btn">
-                                        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/></svg>
-                                    </button>
-                                </form>
                             </div>
                         </div>
+                        <div id="chatroom-list" class="scrollable-content"></div>
+                    </div>
+
+                    <div id="chat-window-view">
+                        <div id="chat-placeholder" class="chat-placeholder">
+                            <img src="https://ton.org/download/ton_symbol.svg" alt="TON Symbol">
+                            <h2>Выберите чат</h2>
+                            <p>Начните общение в одном из существующих чатов или создайте свой.</p>
+                        </div>
+                        <div id="active-chat" style="display: none; width: 100%; height: 100%; flex-direction: column;">
+                            <div class="chat-header">
+                                <button class="back-btn" id="back-to-list-btn">
+                                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 11H7.83l5.59-5.59L12 4l-8 8 8 8 1.41-1.41L7.83 13H20v-2z"/></svg>
+                                </button>
+                                <div id="chat-header-avatar" class="avatar"></div>
+                                <span id="chat-header-title"></span>
+                            </div>
+                            <div id="messages-container"></div>
+                            <form id="message-form" class="message-form">
+                                <input type="text" id="message-input" placeholder="Сообщение..." autocomplete="off">
+                                <button type="submit" class="send-btn" id="send-btn">
+                                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/></svg>
+                                </button>
+                            </form>
+                        </div>
                     </div>
                 </div>
+
                 <div id="users-page" class="page">
-                    <div class="page-header"><h2>��юди</h2></div>
-                    <div id="users-list-container" class="content-area"></div>
+                    <div class="list-view">
+                        <div class="page-header">
+                            <div class="page-header-top">
+                                <h2>Пользователи</h2>
+                            </div>
+                        </div>
+                        <div id="user-list" class="scrollable-content"></div>
+                    </div>
                 </div>
+
                 <div id="browser-page" class="page">
-                    <form class="browser-header" id="browser-form">
-                        <input type="text" id="url-input" class="username-input" placeholder="Введите URL или поисковый запрос">
-                        <button type="submit" class="action-btn">Go</button>
-                    </form>
-                    <iframe id="browser-frame" src="https://duckduckgo.com/html"></iframe>
+                    <div class="browser-header">
+                        <input type="text" id="browser-url-input" placeholder="https://">
+                        <button id="browser-go-btn" class="action-btn small">Go</button>
+                    </div>
+                    <iframe id="browser-frame" src="https://www.google.com/search?igu=1"></iframe>
                 </div>
+
                 <div id="profile-page" class="page">
-                    <div class="page-header"><h2>Профиль</h2></div>
-                    <div class="content-area">
-                        <div id="profile-page-avatar" class="avatar"></div>
-                        <h3 id="profile-page-username"></h3>
-                        <p id="profile-page-address"></p>
-                        <div id="profile-page-qr"></div>
-                        <form class="username-form" id="username-form">
-                            <input type="text" id="username-input" class="username-input" placeholder="Ваш никнейм" autocomplete="off">
-                            <button type="submit" class="action-btn">✓</button>
-                        </form>
-                    </div>
+                    <div id="my-profile-avatar" class="avatar" style="width: 100px; height: 100px; font-size: 3rem;"></div>
+                    <h3 id="my-profile-username"></h3>
+                    <p id="my-profile-address"></p>
+                    <div id="my-profile-qr-code"></div>
+                    <form class="username-form" id="username-form">
+                        <input type="text" id="username-input" class="username-input" placeholder="Ваш никнейм" autocomplete="off">
+                        <button type="submit" class="action-btn small">✓</button>
+                    </form>
                 </div>
+
             </div>
-            <nav class="bottom-nav">
-                <a class="nav-item" data-view="chats">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2z"/></svg>
+
+            <nav id="bottom-nav">
+                <button class="nav-btn active" data-page="chats-page">
+                    <svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z"/></svg>
                     <span>Чаты</span>
-                </a>
-                <a class="nav-item" data-view="users">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M16 11c1.66 0 2.99-1.34 2.99-3S17.66 5 16 5c-1.66 0-3 1.34-3 3s1.34 3 3 3zm-8 0c1.66 0 2.99-1.34 2.99-3S9.66 5 8 5C6.34 5 5 6.34 5 8s1.34 3 3 3zm0 2c-2.33 0-7 1.17-7 3.5V19h14v-2.5c0-2.33-4.67-3.5-7-3.5zm8 0c-.29 0-.62.02-.97.05 1.16.84 1.97 1.97 1.97 3.45V19h6v-2.5c0-2.33-4.67-3.5-7-3.5z"/></svg>
+                </button>
+                <button class="nav-btn" data-page="users-page">
+                    <svg xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px"><g><rect fill="none" height="24" width="24"/></g><g><g><path d="M16,11c1.66,0,2.99-1.34,2.99-3S17.66,5,16,5C14.34,5,13,6.34,13,8S14.34,11,16,11z M8,11C9.66,11,11,9.66,11,8S9.66,5,8,5 C6.34,5,5,6.34,5,8S6.34,11,8,11z M8,13c-2.33,0-7,1.17-7,3.5V19h14v-2.5C15,14.17,10.33,13,8,13z M16,13c-0.29,0-0.62,0.02-0.97,0.05 c1.16,0.84,1.97,1.97,1.97,3.45V19h6v-2.5C23,14.17,18.33,13,16,13z"/></g></g></svg>
                     <span>Люди</span>
-                </a>
-                <a class="nav-item" id="nav-scan-qr">
-                    <div class="scan-button"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M3 11h8V3H3v8zm2-6h4v4H5V5zM3 21h8v-8H3v8zm2-6h4v4H5v-4zm8-12v8h8V3h-8zm6 6h-4V5h4v4zm-2 10a2 2 0 100-4 2 2 0 000 4z"/></svg></div>
-                </a>
-                <a class="nav-item" data-view="browser">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z"/></svg>
+                </button>
+                <button class="nav-btn" id="nav-scan-btn">
+                    <svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M3 11h8V3H3v8zm2-6h4v4H5V5zM3 21h8v-8H3v8zm2-6h4v4H5v-4zm8-12v8h8V3h-8zm6 6h-4V5h4v4zm-2 10a2 2 0 100-4 2 2 0 000 4z"/></svg>
+                </button>
+                <button class="nav-btn" data-page="browser-page">
+                    <svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-1 17.93c-3.95-.49-7-3.85-7-7.93 0-.62.08-1.21.21-1.79L9 15v1c0 1.1.9 2 2 2v1.93zm6.9-2.54c-.26-.81-1-1.39-1.9-1.39h-1v-3c0-.55-.45-1-1-1H8v-2h2c.55 0 1-.45 1-1V7h2c1.1 0 2-.9 2-2v-.41c2.93 1.19 5 4.06 5 7.41 0 2.08-.8 3.97-2.1 5.39z"/></svg>
                     <span>Браузер</span>
-                </a>
-                <a class="nav-item" data-view="profile">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>
+                </button>
+                <button class="nav-btn" data-page="profile-page">
+                    <svg xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px"><path d="M0 0h24v24H0V0z" fill="none"/><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>
                     <span>Профиль</span>
-                </a>
+                </button>
             </nav>
         </div>
         
@@ -697,29 +720,29 @@ def index():
                 let activeChatroomId = null;
                 let messagePollingInterval = null;
                 let chatroomsData = {};
+                let usersData = {};
                 let html5QrCode = null;
                 let profileQrCode = null;
                 let myProfileQrCode = null;
                 
                 const loginView = document.getElementById('login-view');
-                const appContainer = document.getElementById('app-container');
+                const appView = document.getElementById('app-view');
+                const chatsPage = document.getElementById('chats-page');
                 const chatroomListView = document.getElementById('chatroom-list-view');
                 const chatWindowView = document.getElementById('chat-window-view');
                 const chatPlaceholder = document.getElementById('chat-placeholder');
                 const activeChat = document.getElementById('active-chat');
                 const profileModal = document.getElementById('profile-modal');
                 const scannerModal = document.getElementById('scanner-modal');
-                const navItems = document.querySelectorAll('.nav-item[data-view]');
-                const pages = document.querySelectorAll('.page');
 
                 const AVATAR_COLORS = ['#e57373', '#81c784', '#64b5f6', '#ffb74d', '#9575cd', '#4db6ac', '#f06292', '#ff8a65', '#a1887f', '#90a4ae'];
 
-                const getAvatar = (name, sizeClass = '') => {
+                const getAvatar = (name, className = 'avatar') => {
                     const initial = (name ? name[0] : '?').toUpperCase();
                     const charCode = initial.charCodeAt(0);
                     const color = AVATAR_COLORS[charCode % AVATAR_COLORS.length];
                     const avatar = document.createElement('div');
-                    avatar.className = 'avatar ' + sizeClass;
+                    avatar.className = className;
                     avatar.style.backgroundColor = color;
                     avatar.textContent = initial;
                     return avatar;
@@ -751,12 +774,42 @@ def index():
                     }
                 };
                 
-                const truncateAddress = (address) => address ? `${address.substring(0, 6)}...${address.substring(address.length - 6)}` : '';
+                const truncateAddress = (address) => address ? `${address.substring(0, 4)}...${address.substring(address.length - 4)}` : '';
+
+                const showPage = (pageId) => {
+                    document.querySelectorAll('.page').forEach(p => p.classList.remove('active'));
+                    document.getElementById(pageId)?.classList.add('active');
+                    
+                    document.querySelectorAll('.nav-btn').forEach(b => b.classList.remove('active'));
+                    const navButton = document.querySelector(`.nav-btn[data-page="${pageId}"]`);
+                    if(navButton) navButton.classList.add('active');
 
-                const updateUserInfo = () => {
-                    if (!currentUser.address) return;
+                    if(pageId === 'profile-page') renderMyProfile();
+                    if(pageId === 'users-page') fetchUsers();
+                };
+
+                document.querySelectorAll('.nav-btn[data-page]').forEach(button => {
+                    button.addEventListener('click', () => showPage(button.dataset.page));
+                });
+                
+                const renderMyProfile = () => {
+                    if(!currentUser.address) return;
+                    
+                    const avatarContainer = document.getElementById('my-profile-avatar');
+                    avatarContainer.innerHTML = '';
+                    avatarContainer.appendChild(getAvatar(currentUser.username || `?`, 'avatar'));
+                    document.getElementById('my-profile-username').textContent = currentUser.username || 'Никнейм не установлен';
+                    document.getElementById('my-profile-address').textContent = currentUser.address;
                     document.getElementById('username-input').value = currentUser.username || '';
-                    renderMyProfilePage();
+
+                    const qrCodeEl = document.getElementById('my-profile-qr-code');
+                    qrCodeEl.innerHTML = '';
+                    if (myProfileQrCode) myProfileQrCode.clear();
+                    myProfileQrCode = new QRCode(qrCodeEl, {
+                        text: currentUser.address,
+                        width: 200, height: 200, colorDark : "#000000", colorLight : "#ffffff",
+                        correctLevel : QRCode.CorrectLevel.H
+                    });
                 };
                 
                 document.getElementById('username-form').addEventListener('submit', async (e) => {
@@ -773,8 +826,8 @@ def index():
                             body: JSON.stringify({ address: currentUser.address, username: newUsername })
                         });
                         currentUser.username = newUsername;
-                        updateUserInfo();
                         showStatus('Никнейм успешно обновлен!', 'success');
+                        renderMyProfile();
                         fetchChatrooms();
                         if (activeChatroomId) fetchMessages(activeChatroomId); 
                     } catch (err) {}
@@ -792,11 +845,11 @@ def index():
                     } catch (err) {
                         currentUser.username = null;
                     }
-                    updateUserInfo();
                     loginView.style.display = 'none';
-                    appContainer.style.display = 'flex';
-                    switchView('chats');
+                    appView.style.display = 'flex';
                     fetchChatrooms();
+                    fetchUsers();
+                    showPage('chats-page');
                 };
 
                 const renderChatrooms = (rooms) => {
@@ -806,7 +859,7 @@ def index():
                     rooms.forEach(room => {
                         chatroomsData[room.id] = room;
                         const item = document.createElement('div');
-                        item.className = 'chatroom-item';
+                        item.className = 'list-item';
                         item.dataset.id = room.id;
                         
                         item.appendChild(getAvatar(room.name));
@@ -824,7 +877,6 @@ def index():
                             lockIcon.innerHTML = `<svg class="lock-icon" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M18 8h-1V6c0-2.76-2.24-5-5-5S7 3.24 7 6v2H6c-1.1 0-2 .9-2 2v10c0 1.1.9 2 2 2h12c1.1 0 2-.9 2-2V10c0-1.1-.9-2-2-2zm-6 9c-1.1 0-2-.9-2-2s.9-2 2-2 2 .9 2 2-.9 2-2 2zM9 8V6c0-1.66 1.34-3 3-3s3 1.34 3 3v2H9z"/></svg>`;
                             item.appendChild(lockIcon);
                         }
-
                         item.addEventListener('click', () => selectChatroom(room.id, room.is_private));
                         list.appendChild(item);
                     });
@@ -837,40 +889,73 @@ def index():
                     } catch (err) {}
                 };
 
+                const renderUsers = (users) => {
+                    const list = document.getElementById('user-list');
+                    list.innerHTML = '';
+                    usersData = {};
+                    users.forEach(user => {
+                        usersData[user.address] = user;
+                        const displayName = user.username || `User ${truncateAddress(user.address)}`;
+                        const item = document.createElement('div');
+                        item.className = 'list-item';
+                        item.dataset.address = user.address;
+                        
+                        item.appendChild(getAvatar(displayName));
+
+                        const infoDiv = document.createElement('div');
+                        infoDiv.className = 'item-info';
+                        const nameSpan = document.createElement('div');
+                        nameSpan.className = 'item-name';
+                        nameSpan.textContent = displayName;
+                        infoDiv.appendChild(nameSpan);
+
+                        const subtext = document.createElement('div');
+                        subtext.className = 'item-subtext';
+                        subtext.textContent = truncateAddress(user.address);
+                        infoDiv.appendChild(subtext);
+                        item.appendChild(infoDiv);
+
+                        item.addEventListener('click', () => showProfile(user.address));
+                        list.appendChild(item);
+                    });
+                }
+
+                const fetchUsers = async () => {
+                    try {
+                        const data = await apiCall('/api/users');
+                        renderUsers(data.users);
+                    } catch (err) {}
+                }
+
                 const renderMessages = (messages) => {
                     const container = document.getElementById('messages-container');
-                    const shouldScroll = container.scrollTop + container.clientHeight >= container.scrollHeight - 50;
+                    const shouldScroll = container.scrollTop + container.clientHeight >= container.scrollHeight - 30;
                     container.innerHTML = '';
                     messages.forEach(msg => {
-                        const isSent = msg.sender_address === currentUser.address;
                         const msgDiv = document.createElement('div');
-                        msgDiv.className = 'message ' + (isSent ? 'sent' : 'received');
+                        msgDiv.className = 'message ' + (msg.sender_address === currentUser.address ? 'sent' : 'received');
 
+                        const avatar = getAvatar(msg.display_name, 'avatar message-avatar');
+                        avatar.style.cursor = 'pointer';
+                        avatar.onclick = () => showProfile(msg.sender_address);
+                        
                         const contentDiv = document.createElement('div');
                         contentDiv.className = 'message-content';
 
+                        const senderDiv = document.createElement('div');
+                        senderDiv.className = 'message-sender';
+                        senderDiv.textContent = msg.display_name;
+                        senderDiv.onclick = () => showProfile(msg.sender_address);
+                        
                         const bubbleDiv = document.createElement('div');
                         bubbleDiv.className = 'message-bubble';
                         bubbleDiv.textContent = msg.text;
 
-                        if (!isSent) {
-                            const senderDiv = document.createElement('div');
-                            senderDiv.className = 'message-sender';
-                            senderDiv.textContent = msg.display_name;
-                            senderDiv.onclick = () => showProfile(msg.sender_address);
-                            contentDiv.appendChild(senderDiv);
-                        }
-                        
+                        contentDiv.appendChild(senderDiv);
                         contentDiv.appendChild(bubbleDiv);
-                        msgDiv.appendChild(contentDiv);
-                        
-                        if (!isSent) {
-                            const avatar = getAvatar(msg.display_name);
-                            avatar.style.cursor = 'pointer';
-                            avatar.onclick = () => showProfile(msg.sender_address);
-                            msgDiv.appendChild(avatar);
-                        }
 
+                        msgDiv.appendChild(contentDiv);
+                        msgDiv.insertBefore(avatar, contentDiv);
                         container.appendChild(msgDiv);
                     });
 
@@ -890,16 +975,13 @@ def index():
                 
                 const showChatView = () => {
                     chatWindowView.style.display = 'flex';
-                    if (window.innerWidth < 768) {
-                        chatroomListView.style.display = 'none';
-                    }
+                    chatsPage.classList.add('chat-active');
                 };
 
                 const showListView = () => {
-                    chatroomListView.style.display = 'flex';
-                    if (window.innerWidth < 768) {
-                        chatWindowView.style.display = 'none';
-                    }
+                    chatsPage.classList.remove('chat-active');
+                    if (messagePollingInterval) clearInterval(messagePollingInterval);
+                    activeChatroomId = null;
                 };
 
                 const selectChatroom = (roomId, isPrivate) => {
@@ -962,7 +1044,6 @@ def index():
                     const sendBtn = document.getElementById('send-btn');
                     const text = input.value.trim();
                     if (text && activeChatroomId) {
-                        const originalText = text;
                         input.value = '';
                         input.disabled = true;
                         sendBtn.disabled = true;
@@ -978,10 +1059,7 @@ def index():
                             });
                             await fetchMessages(activeChatroomId);
                             document.getElementById('messages-container').scrollTop = document.getElementById('messages-container').scrollHeight;
-                        } catch(err) {
-                            input.value = originalText;
-                        }
-                        finally {
+                        } finally {
                             input.disabled = false;
                             sendBtn.disabled = false;
                             input.focus();
@@ -1016,6 +1094,10 @@ def index():
                 });
 
                 const showProfile = async (address) => {
+                    if (address === currentUser.address) {
+                        showPage('profile-page');
+                        return;
+                    }
                     try {
                         const userData = await apiCall('/api/user_data', {
                             method: 'POST',
@@ -1026,43 +1108,32 @@ def index():
                         const username = userData.username || `User ${truncateAddress(address)}`;
                         const avatarContainer = document.getElementById('profile-avatar-container');
                         
+                        document.getElementById('profile-modal-title').textContent = username;
                         document.getElementById('profile-username').textContent = username;
                         document.getElementById('profile-address').textContent = address;
                         
                         avatarContainer.innerHTML = '';
-                        avatarContainer.appendChild(getAvatar(username));
+                        avatarContainer.appendChild(getAvatar(username, 'avatar'));
                         
                         const qrCodeEl = document.getElementById('profile-qr-code');
                         qrCodeEl.innerHTML = '';
                         if (profileQrCode) profileQrCode.clear();
-                        profileQrCode = new QRCode(qrCodeEl, {
-                            text: address, width: 150, height: 150,
-                            colorDark : "#000000", colorLight : "#ffffff",
-                            correctLevel : QRCode.CorrectLevel.H
-                        });
+                        profileQrCode = new QRCode(qrCodeEl, { text: address, width: 150, height: 150 });
                         
-                        const sendTonBtn = document.getElementById('send-ton-btn');
-                        sendTonBtn.onclick = async () => {
+                        document.getElementById('send-ton-btn').onclick = async () => {
                             if (!tonConnectUI.connected) {
-                                showStatus('Подключите кошелек для отправки TON.', 'error');
-                                return;
+                                showStatus('Подключите кошелек для отправки TON.', 'error'); return;
                             }
                             const amountString = prompt("Введите сумму в TON для отправки:", "0.1");
                             if (amountString === null) return;
-                            
                             const amount = parseFloat(amountString);
                             if (isNaN(amount) || amount <= 0) {
-                                showStatus('Неверная сумма.', 'error');
-                                return;
+                                showStatus('Неверная сумма.', 'error'); return;
                             }
-                            
-                            const amountInNanoTon = Math.floor(amount * 1_000_000_000).toString();
-
                             const transaction = {
                                 validUntil: Math.floor(Date.now() / 1000) + 600,
-                                messages: [ { address: address, amount: amountInNanoTon } ]
+                                messages: [ { address: address, amount: Math.floor(amount * 1e9).toString() } ]
                             };
-
                             try {
                                 await tonConnectUI.sendTransaction(transaction);
                                 showStatus(`Транзакция отправлена успешно!`, 'success');
@@ -1104,111 +1175,36 @@ def index():
                     scannerModal.style.display = 'none';
                 };
                 
-                document.querySelectorAll('#nav-scan-qr').forEach(el => el.addEventListener('click', showScanner));
+                document.getElementById('nav-scan-btn').addEventListener('click', showScanner);
                 document.getElementById('profile-close-btn').addEventListener('click', () => profileModal.style.display = 'none');
                 document.getElementById('scanner-close-btn').addEventListener('click', hideScanner);
                 document.getElementById('back-to-list-btn').addEventListener('click', showListView);
                 
-                const switchView = (viewName) => {
-                    pages.forEach(p => p.classList.remove('active'));
-                    document.getElementById(`${viewName}-page`).classList.add('active');
-
-                    navItems.forEach(n => n.classList.remove('active'));
-                    document.querySelectorAll(`.nav-item[data-view="${viewName}"]`).forEach(n => n.classList.add('active'));
-
-                    if(viewName === 'users') fetchAndRenderUsers();
-                    if(viewName === 'profile') renderMyProfilePage();
-                };
-
-                navItems.forEach(item => {
-                    item.addEventListener('click', () => switchView(item.dataset.view));
-                });
-                
-                const fetchAndRenderUsers = async () => {
-                    try {
-                        const data = await apiCall('/api/users');
-                        const container = document.getElementById('users-list-container');
-                        container.innerHTML = '';
-                        data.users.forEach(user => {
-                            if (user.address === currentUser.address) return;
-                            
-                            const item = document.createElement('div');
-                            item.className = 'list-item';
-                            item.onclick = () => showProfile(user.address);
-
-                            item.appendChild(getAvatar(user.username || user.address));
-                            const infoDiv = document.createElement('div');
-                            infoDiv.className = 'item-info';
-
-                            const nameSpan = document.createElement('div');
-                            nameSpan.className = 'item-name';
-                            nameSpan.textContent = user.username || 'Без имени';
-                            infoDiv.appendChild(nameSpan);
-
-                            const subtextSpan = document.createElement('div');
-                            subtextSpan.className = 'item-subtext';
-                            subtextSpan.textContent = truncateAddress(user.address);
-                            infoDiv.appendChild(subtextSpan);
-                            
-                            item.appendChild(infoDiv);
-                            container.appendChild(item);
-                        });
-                    } catch (err) {}
-                };
-                
-                const renderMyProfilePage = () => {
-                    const name = currentUser.username || 'Без имени';
-                    document.getElementById('profile-page-avatar').innerHTML = '';
-                    document.getElementById('profile-page-avatar').appendChild(getAvatar(name));
-                    document.getElementById('profile-page-username').textContent = name;
-                    document.getElementById('profile-page-address').textContent = currentUser.address;
-
-                    const qrEl = document.getElementById('profile-page-qr');
-                    qrEl.innerHTML = '';
-                    if (myProfileQrCode) myProfileQrCode.clear();
-                    myProfileQrCode = new QRCode(qrEl, {
-                        text: currentUser.address, width: 200, height: 200,
-                        colorDark : "#000000", colorLight : "#ffffff",
-                        correctLevel : QRCode.CorrectLevel.H
-                    });
-                };
-
-                document.getElementById('browser-form').addEventListener('submit', (e) => {
-                    e.preventDefault();
-                    const input = document.getElementById('url-input').value.trim();
-                    const frame = document.getElementById('browser-frame');
-                    let url = input;
-                    if (!url.startsWith('http://') && !url.startsWith('https://')) {
-                         if(url.includes('.') && !url.includes(' ')) {
-                            url = 'https://' + url;
-                         } else {
-                            url = `https://duckduckgo.com/html?q=${encodeURIComponent(url)}`;
-                         }
+                document.getElementById('browser-go-btn').addEventListener('click', () => {
+                    const input = document.getElementById('browser-url-input');
+                    let url = input.value.trim();
+                    if(url && !url.startsWith('http')) {
+                        url = 'https://' + url;
+                    }
+                    if(url) {
+                        document.getElementById('browser-frame').src = url;
                     }
-                    frame.src = url;
                 });
-                
+
                 window.addEventListener('resize', () => {
-                    if (window.innerWidth >= 768) {
-                       chatroomListView.style.display = 'flex';
-                       chatWindowView.style.display = 'flex';
-                    } else {
-                       if (activeChat.style.display === 'flex') {
-                           chatroomListView.style.display = 'none';
-                       } else {
-                           chatroomListView.style.display = 'flex';
-                           chatWindowView.style.display = 'none';
-                       }
+                    const isDesktop = window.innerWidth >= 768;
+                    if(isDesktop) {
+                        chatsPage.classList.remove('chat-active');
                     }
                 });
-                
+
                 tonConnectUI.onStatusChange(wallet => {
                     if (wallet) {
                         const address = TON_CONNECT_UI.toUserFriendlyAddress(wallet.account.address, false);
                         initializeUser(address);
                     } else {
                         currentUser = { address: null, username: null };
-                        appContainer.style.display = 'none';
+                        appView.style.display = 'none';
                         loginView.style.display = 'flex';
                         if (messagePollingInterval) clearInterval(messagePollingInterval);
                         activeChatroomId = null;
@@ -1221,17 +1217,6 @@ def index():
     '''
     return Response(html_content, mimetype='text/html')
 
-@app.route('/api/users', methods=['GET'])
-def get_users():
-    db = read_db()
-    users_list = []
-    for address, user_data in db['users'].items():
-        users_list.append({
-            'address': address,
-            'username': user_data.get('username')
-        })
-    users_list.sort(key=lambda u: (u['username'] is None, u['username']))
-    return jsonify({'users': users_list})
 
 @app.route('/api/user_data', methods=['POST'])
 def get_user_data():
@@ -1244,6 +1229,17 @@ def get_user_data():
     username = user_info.get('username') if user_info else None
     return jsonify({'username': username})
 
+@app.route('/api/users', methods=['GET'])
+def get_users():
+    db = read_db()
+    users_list = []
+    for address, user_data in db['users'].items():
+        users_list.append({
+            'address': address,
+            'username': user_data.get('username')
+        })
+    return jsonify({'users': users_list})
+
 @app.route('/api/set_username', methods=['POST'])
 def set_username():
     data = request.get_json()