feat(web): redesign chat ui in telegram-like style

- update overall layout for desktop/mobile chat navigation

- restyle dialogs list, message bubbles and composer

- add atmospheric background and unified panel styling

web/src/components/ChatList.tsx

@@ -3,22 +3,53 @@ import { NewChatPanel } from "./NewChatPanel";
 
 export function ChatList() {
   const chats = useChatStore((s) => s.chats);
+  const messagesByChat = useChatStore((s) => s.messagesByChat);
   const activeChatId = useChatStore((s) => s.activeChatId);
   const setActiveChatId = useChatStore((s) => s.setActiveChatId);
 
   return (
-    <aside className="w-full max-w-xs border-r border-slate-700 bg-panel">
-      <div className="border-b border-slate-700 p-3 text-sm font-semibold">Chats</div>
+    <aside className="flex h-full w-full max-w-xs flex-col bg-slate-900/60">
+      <div className="border-b border-slate-700/50 px-4 py-3">
+        <div className="mb-3 flex items-center justify-between">
+          <p className="text-base font-semibold tracking-wide">Chats</p>
+          <span className="rounded-full bg-slate-700/70 px-2 py-1 text-[11px] text-slate-200">{chats.length}</span>
+        </div>
+        <label className="block">
+          <input
+            className="w-full rounded-xl border border-slate-700/80 bg-slate-800/80 px-3 py-2 text-sm outline-none placeholder:text-slate-400 focus:border-sky-500"
+            placeholder="Search chats..."
+            disabled
+            value=""
+            readOnly
+          />
+        </label>
+      </div>
+
       <NewChatPanel />
-      <div className="max-h-[calc(100vh-56px)] overflow-auto">
+
+      <div className="tg-scrollbar flex-1 overflow-auto">
         {chats.map((chat) => (
           <button
-            className={`block w-full border-b border-slate-800 px-3 py-3 text-left ${activeChatId === chat.id ? "bg-slate-800" : "hover:bg-slate-800/40"}`}
+            className={`block w-full border-b border-slate-800/60 px-4 py-3 text-left transition ${
+              activeChatId === chat.id ? "bg-sky-500/20" : "hover:bg-slate-800/65"
+            }`}
             key={chat.id}
             onClick={() => setActiveChatId(chat.id)}
           >
-            <p className="font-medium">{chat.title || `${chat.type} #${chat.id}`}</p>
-            <p className="text-xs text-slate-400">{chat.type}</p>
+            <div className="flex items-start gap-3">
+              <div className="mt-0.5 flex h-10 w-10 items-center justify-center rounded-full bg-sky-500/30 text-sm font-semibold uppercase text-sky-100">
+                {(chat.title || chat.type).slice(0, 1)}
+              </div>
+              <div className="min-w-0 flex-1">
+                <div className="flex items-center justify-between gap-2">
+                  <p className="truncate text-sm font-semibold">{chat.title || `${chat.type} #${chat.id}`}</p>
+                  <span className="shrink-0 text-[11px] text-slate-400">
+                    {messagesByChat[chat.id]?.length ? "now" : ""}
+                  </span>
+                </div>
+                <p className="truncate text-xs text-slate-400">{chat.type}</p>
+              </div>
+            </div>
           </button>
         ))}
       </div>

web/src/components/MessageComposer.tsx

@@ -238,11 +238,26 @@ export function MessageComposer() {
   }
 
   return (
-    <div className="border-t border-slate-700 bg-panel p-3">
-      <div className="mb-2 flex gap-2">
+    <div className="border-t border-slate-700/50 bg-slate-900/55 p-3">
+      <div className="mb-2 flex items-center gap-2">
+        <label className="cursor-pointer rounded-full bg-slate-700/80 px-3 py-2 text-xs font-semibold hover:bg-slate-700">
+          +
+          <input
+            className="hidden"
+            type="file"
+            disabled={isUploading}
+            onChange={(e) => {
+              const file = e.target.files?.[0];
+              if (file) {
+                selectFile(file);
+              }
+              e.currentTarget.value = "";
+            }}
+          />
+        </label>
         <input
-          className="flex-1 rounded bg-slate-800 px-3 py-2"
-          placeholder="Type message..."
+          className="flex-1 rounded-full border border-slate-700/80 bg-slate-800/80 px-4 py-2.5 text-sm outline-none placeholder:text-slate-400 focus:border-sky-500"
+          placeholder="Write a message..."
           value={text}
           onChange={(e) => {
             setText(e.target.value);
@@ -252,12 +267,12 @@ export function MessageComposer() {
             }
           }}
         />
-        <button className="rounded bg-accent px-3 py-2 font-semibold text-black" onClick={handleSend}>
+        <button className="rounded-full bg-sky-500 px-4 py-2.5 text-sm font-semibold text-slate-950 hover:bg-sky-400" onClick={handleSend}>
           Send
         </button>
       </div>
       {selectedFile ? (
-        <div className="mb-2 rounded border border-slate-700 bg-slate-900 p-3 text-sm">
+        <div className="mb-2 rounded-xl border border-slate-700/80 bg-slate-900/95 p-3 text-sm">
           <div className="mb-2 font-semibold">Ready to send</div>
           <div className="mb-1 break-all text-slate-300">{selectedFile.name}</div>
           <div className="mb-2 text-xs text-slate-400">{formatBytes(selectedFile.size)}</div>
@@ -277,13 +292,13 @@ export function MessageComposer() {
           ) : null}
           <div className="flex gap-2">
             <button
-              className="rounded bg-accent px-3 py-1 font-semibold text-black disabled:opacity-50"
+              className="rounded-lg bg-sky-500 px-3 py-1 font-semibold text-slate-950 disabled:opacity-50"
               onClick={() => void sendSelectedFile()}
               disabled={isUploading}
             >
               Send media
             </button>
-            <button className="rounded bg-slate-700 px-3 py-1 disabled:opacity-50" onClick={cancelSelectedFile} disabled={isUploading}>
+            <button className="rounded-lg bg-slate-700 px-3 py-1 disabled:opacity-50" onClick={cancelSelectedFile} disabled={isUploading}>
               Cancel
             </button>
           </div>
@@ -291,25 +306,10 @@ export function MessageComposer() {
       ) : null}
       {uploadError ? <div className="mb-2 text-sm text-red-400">{uploadError}</div> : null}
       <div className="flex items-center gap-2 text-sm">
-        <label className="cursor-pointer rounded bg-slate-700 px-3 py-1">
-          Upload
-          <input
-            className="hidden"
-            type="file"
-            disabled={isUploading}
-            onChange={(e) => {
-              const file = e.target.files?.[0];
-              if (file) {
-                selectFile(file);
-              }
-              e.currentTarget.value = "";
-            }}
-          />
-        </label>
-        <button className="rounded bg-slate-700 px-3 py-1 disabled:opacity-50" onClick={startRecord} disabled={isUploading || isRecording}>
+        <button className="rounded-lg bg-slate-700/90 px-3 py-1.5 disabled:opacity-50" onClick={startRecord} disabled={isUploading || isRecording}>
           {isRecording ? "Recording..." : "Record Voice"}
         </button>
-        <button className="rounded bg-slate-700 px-3 py-1 disabled:opacity-50" onClick={stopRecord} disabled={!isRecording}>
+        <button className="rounded-lg bg-slate-700/90 px-3 py-1.5 disabled:opacity-50" onClick={stopRecord} disabled={!isRecording}>
           Stop
         </button>
       </div>

web/src/components/MessageList.tsx

@@ -17,56 +17,60 @@ export function MessageList() {
   }, [activeChatId, messagesByChat]);
 
   if (!activeChatId) {
-    return <div className="flex h-full items-center justify-center text-slate-400">Select a chat</div>;
+    return <div className="flex h-full items-center justify-center text-slate-300/80">Select a chat</div>;
   }
 
   return (
     <div className="flex h-full flex-col">
-      <div className="flex-1 overflow-auto p-4">
-        {messages.map((message) => (
-          <div className={`mb-3 flex ${message.sender_id === me?.id ? "justify-end" : "justify-start"}`} key={message.id}>
-            <div className="max-w-[80%] rounded-lg bg-slate-800 px-3 py-2">
-              {message.type === "voice" && message.text ? (
-                renderContent(message.type, message.text)
-              ) : (
-                renderContent(message.type, message.text)
-              )}
-              <p className="mt-1 flex items-center justify-end gap-1 text-right text-[11px] text-slate-400">
-                <span>{formatTime(message.created_at)}</span>
-                {message.sender_id === me?.id ? <span className={message.delivery_status === "read" ? "text-sky-400" : ""}>{renderStatus(message.delivery_status)}</span> : null}
-              </p>
+      <div className="tg-scrollbar flex-1 overflow-auto px-3 py-4 md:px-6">
+        {messages.map((message) => {
+          const own = message.sender_id === me?.id;
+          return (
+            <div className={`mb-2 flex ${own ? "justify-end" : "justify-start"}`} key={`${message.id}-${message.client_message_id ?? ""}`}>
+              <div
+                className={`max-w-[86%] rounded-2xl px-3 py-2 shadow-sm md:max-w-[72%] ${
+                  own
+                    ? "rounded-br-md bg-sky-500/90 text-slate-950"
+                    : "rounded-bl-md border border-slate-700/60 bg-slate-900/80 text-slate-100"
+                }`}
+              >
+                {renderContent(message.type, message.text)}
+                <p className={`mt-1 flex items-center justify-end gap-1 text-[11px] ${own ? "text-slate-900/85" : "text-slate-400"}`}>
+                  <span>{formatTime(message.created_at)}</span>
+                  {own ? <span className={message.delivery_status === "read" ? "text-cyan-900" : ""}>{renderStatus(message.delivery_status)}</span> : null}
+                </p>
+              </div>
             </div>
-          </div>
-        ))}
-      </div>
-      <div className="px-4 pb-2 text-xs text-slate-400">
-        {(typingByChat[activeChatId] ?? []).length > 0 ? "Someone is typing..." : ""}
+          );
+        })}
       </div>
+      <div className="px-5 pb-2 text-xs text-slate-300/80">{(typingByChat[activeChatId] ?? []).length > 0 ? "typing..." : ""}</div>
     </div>
   );
 }
-  function renderContent(messageType: string, text: string | null) {
-    if (!text) {
-      return <p className="text-slate-300">[empty]</p>;
-    }
-    if (messageType === "image") {
-      return <img alt="attachment" className="max-h-64 rounded" src={text} />;
-    }
-    if (messageType === "video" || messageType === "circle_video") {
-      return <video className="max-h-64 rounded" controls src={text} />;
-    }
-    if (messageType === "audio" || messageType === "voice") {
-      return <audio controls src={text} />;
-    }
-    if (messageType === "file") {
-      return (
-        <a className="text-accent underline" href={text} rel="noreferrer" target="_blank">
-          Open file
-        </a>
-      );
+
+function renderContent(messageType: string, text: string | null) {
+  if (!text) {
+    return <p className="opacity-80">[empty]</p>;
   }
-    return <p className="whitespace-pre-wrap break-words">{text}</p>;
+  if (messageType === "image") {
+    return <img alt="attachment" className="max-h-72 rounded-lg object-cover" src={text} />;
   }
+  if (messageType === "video" || messageType === "circle_video") {
+    return <video className="max-h-72 rounded-lg" controls src={text} />;
+  }
+  if (messageType === "audio" || messageType === "voice") {
+    return <audio controls src={text} />;
+  }
+  if (messageType === "file") {
+    return (
+      <a className="underline" href={text} rel="noreferrer" target="_blank">
+        Open file
+      </a>
+    );
+  }
+  return <p className="whitespace-pre-wrap break-words">{text}</p>;
+}
 
 function renderStatus(status: string | undefined): string {
   if (status === "sending") {

web/src/components/NewChatPanel.tsx

@@ -75,12 +75,18 @@ export function NewChatPanel() {
   }
 
   return (
-    <div className="border-b border-slate-700 p-3">
+    <div className="border-b border-slate-700/50 bg-slate-900/45 p-3">
       <div className="mb-2 flex gap-2 text-xs">
-        <button className={`rounded px-2 py-1 ${mode === "group" ? "bg-accent text-black" : "bg-slate-700"}`} onClick={() => setMode("group")}>
+        <button
+          className={`rounded-lg px-2.5 py-1.5 ${mode === "group" ? "bg-sky-500 text-slate-950" : "bg-slate-700/70 hover:bg-slate-700"}`}
+          onClick={() => setMode("group")}
+        >
           Group
         </button>
-        <button className={`rounded px-2 py-1 ${mode === "channel" ? "bg-accent text-black" : "bg-slate-700"}`} onClick={() => setMode("channel")}>
+        <button
+          className={`rounded-lg px-2.5 py-1.5 ${mode === "channel" ? "bg-sky-500 text-slate-950" : "bg-slate-700/70 hover:bg-slate-700"}`}
+          onClick={() => setMode("channel")}
+        >
           Channel
         </button>
       </div>
@@ -88,15 +94,15 @@ export function NewChatPanel() {
       <div className="mb-3 space-y-2">
         <p className="text-xs text-slate-400">Новый диалог</p>
         <input
-          className="w-full rounded bg-slate-800 px-2 py-1 text-sm"
+          className="w-full rounded-xl border border-slate-700/80 bg-slate-800/80 px-3 py-2 text-sm outline-none placeholder:text-slate-400 focus:border-sky-500"
           placeholder="@username"
           value={query}
           onChange={(e) => void handleSearch(e.target.value)}
         />
-        <div className="max-h-32 overflow-auto">
+        <div className="tg-scrollbar max-h-32 overflow-auto">
           {results.map((user) => (
             <button
-              className="mb-1 block w-full rounded bg-slate-800 px-2 py-1 text-left text-sm hover:bg-slate-700"
+              className="mb-1 block w-full rounded-lg bg-slate-800/90 px-2 py-1.5 text-left text-sm hover:bg-slate-700/90"
               key={user.id}
               onClick={() => void createPrivate(user.id)}
             >
@@ -108,12 +114,12 @@ export function NewChatPanel() {
       </div>
       <form className="space-y-2" onSubmit={(e) => void createByType(e)}>
         <input
-          className="w-full rounded bg-slate-800 px-2 py-1 text-sm"
+          className="w-full rounded-xl border border-slate-700/80 bg-slate-800/80 px-3 py-2 text-sm outline-none placeholder:text-slate-400 focus:border-sky-500"
           placeholder={mode === "group" ? "Group title" : "Channel title"}
           value={title}
           onChange={(e) => setTitle(e.target.value)}
         />
-        <button className="w-full rounded bg-slate-700 px-2 py-1 text-sm hover:bg-slate-600" disabled={loading} type="submit">
+        <button className="w-full rounded-lg bg-sky-500 px-2 py-2 text-sm font-semibold text-slate-950 hover:bg-sky-400 disabled:opacity-60" disabled={loading} type="submit">
           Create {mode}
         </button>
       </form>

web/src/index.css

@@ -1,3 +1,5 @@
+@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&display=swap");
+
 @tailwind base;
 @tailwind components;
 @tailwind utilities;
@@ -10,5 +12,36 @@ body,
 
 body {
   margin: 0;
-  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
+  font-family: "Manrope", "Segoe UI", sans-serif;
+  background:
+    radial-gradient(circle at 22% 18%, rgba(36, 68, 117, 0.35), transparent 26%),
+    radial-gradient(circle at 82% 12%, rgba(24, 95, 102, 0.25), transparent 30%),
+    linear-gradient(180deg, #101e30 0%, #162233 55%, #19283a 100%);
+  color: #e5edf9;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+.tg-panel {
+  background: rgba(19, 31, 47, 0.9);
+  border: 1px solid rgba(146, 174, 208, 0.14);
+  backdrop-filter: blur(8px);
+}
+
+.tg-chat-wallpaper {
+  background:
+    radial-gradient(circle at 14% 18%, rgba(59, 130, 246, 0.09), transparent 30%),
+    radial-gradient(circle at 86% 74%, rgba(34, 197, 94, 0.07), transparent 33%),
+    linear-gradient(160deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.015) 100%);
+}
+
+.tg-scrollbar::-webkit-scrollbar {
+  width: 8px;
+}
+
+.tg-scrollbar::-webkit-scrollbar-thumb {
+  background: rgba(126, 159, 201, 0.35);
+  border-radius: 999px;
 }

web/src/pages/ChatsPage.tsx

@@ -11,7 +11,10 @@ export function ChatsPage() {
   const logout = useAuthStore((s) => s.logout);
   const loadChats = useChatStore((s) => s.loadChats);
   const activeChatId = useChatStore((s) => s.activeChatId);
+  const chats = useChatStore((s) => s.chats);
+  const setActiveChatId = useChatStore((s) => s.setActiveChatId);
   const loadMessages = useChatStore((s) => s.loadMessages);
+  const activeChat = chats.find((chat) => chat.id === activeChatId);
 
   useRealtime();
 
@@ -26,26 +29,39 @@ export function ChatsPage() {
   }, [activeChatId, loadMessages]);
 
   return (
-    <main className="flex h-screen w-full bg-bg text-text">
-      <ChatList />
-      <section className="flex flex-1 flex-col">
-        <div className="flex items-center justify-between border-b border-slate-700 bg-panel px-4 py-3">
-          <p className="text-sm">Signed in as {me?.username}</p>
-          <button className="rounded bg-slate-700 px-3 py-1 text-sm" onClick={logout}>
-            Logout
-          </button>
-        </div>
-        <div className="min-h-0 flex-1">
-          <MessageList />
-        </div>
-        {activeChatId ? (
-          <MessageComposer />
-        ) : (
-          <div className="border-t border-slate-700 bg-panel p-4 text-center text-sm text-slate-400">
-            Выберите чат, чтобы начать переписку
+    <main className="h-screen w-full p-2 text-text md:p-4">
+      <div className="mx-auto flex h-full max-w-[1500px] gap-2 md:gap-4">
+        <section className={`tg-panel overflow-hidden rounded-2xl ${activeChatId ? "hidden md:block md:w-[360px]" : "w-full md:w-[360px]"}`}>
+          <ChatList />
+        </section>
+
+        <section className={`tg-panel tg-chat-wallpaper min-w-0 flex-1 overflow-hidden rounded-2xl ${activeChatId ? "flex" : "hidden md:flex"} flex-col`}>
+          <div className="flex items-center justify-between border-b border-slate-700/50 bg-slate-900/55 px-4 py-3">
+            <div className="flex min-w-0 items-center gap-3">
+              <button className="rounded-full bg-slate-700/70 px-2 py-1 text-xs md:hidden" onClick={() => setActiveChatId(null)}>
+                Back
+              </button>
+              <div className="min-w-0">
+                <p className="truncate text-sm font-semibold">{activeChat?.title || `@${me?.username}`}</p>
+                <p className="truncate text-xs text-slate-300/80">{activeChat ? activeChat.type : "Select a chat"}</p>
+              </div>
+            </div>
+            <button className="rounded-full bg-slate-700/70 px-3 py-1.5 text-xs font-semibold hover:bg-slate-600/80" onClick={logout}>
+              Logout
+            </button>
           </div>
-        )}
-      </section>
+          <div className="min-h-0 flex-1">
+            <MessageList />
+          </div>
+          {activeChatId ? (
+            <MessageComposer />
+          ) : (
+            <div className="border-t border-slate-700/50 bg-slate-900/40 p-4 text-center text-sm text-slate-300/80">
+              Выберите чат, чтобы начать переписку
+            </div>
+          )}
+        </section>
+      </div>
     </main>
   );
 }