fix: correct login endpoint name, clean UTF-8 layout/login, and use blueprint endpoints in navbar

templates/login.html

@@ -1,18 +1,35 @@
 {% extends "layout.html" %}
 {% block content %}
 <div class="container mt-4">
-    <h2>Вход</h2>
+    <h2>Р’С…РѕРґ</h2>
     <form method="POST">
         <div class="mb-3">
-            <label class="form-label">Имя пользователя</label>
+            <label class="form-label">Имя пользователя</label>
             <input type="text" name="username" class="form-control" required>
         </div>
         <div class="mb-3">
-            <label class="form-label">Пароль</label>
+            <label class="form-label">Пароль</label>
             <input type="password" name="password" class="form-control" required>
         </div>
-        <button type="submit" class="btn btn-primary">Войти</button>
-        <a href="{{ url_for('register') }}" class="btn btn-link">Регистрация</a>
+        <button type="submit" class="btn btn-primary">Войти</button>
+        <a href="{{ url_for('register') }}" class="btn btn-link">Регистрация</a>
     </form>
 </div>
 {% endblock %}
+{% extends "layout.html" %}
+{% block content %}
+<div class="container mt-4" style="max-width:480px;">
+  <h2 class="mb-3">Вход</h2>
+  <form method="POST">
+    <div class="mb-3">
+      <label class="form-label">Логин</label>
+      <input type="text" name="username" class="form-control" required>
+    </div>
+    <div class="mb-3">
+      <label class="form-label">Пароль</label>
+      <input type="password" name="password" class="form-control" required>
+    </div>
+    <button type="submit" class="btn btn-primary">Войти</button>
+  </form>
+</div>
+{% endblock %}