Changes to be committed:

modified:   app.py
	modified:   init_db.py
	modified:   static/styles.css
	modified:   templates/index.html
	new file:   templates/login.html
	new file:   templates/register.html

static/styles.css

@@ -335,4 +335,128 @@ input[type="radio"]:checked + .radio-custom.expense {
     .category-list {
         grid-template-columns: 1fr;
     }
+}
+
+/* Стили для аутентификации */
+.auth-container {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    min-height: 100vh;
+    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #1a2a6c);
+}
+
+.auth-card {
+    background: white;
+    border-radius: 15px;
+    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
+    padding: 30px;
+    width: 100%;
+    max-width: 500px;
+}
+
+.auth-card h1 {
+    text-align: center;
+    margin-bottom: 30px;
+    color: #2c3e50;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 15px;
+}
+
+.auth-links {
+    margin-top: 20px;
+    text-align: center;
+}
+
+.auth-links a {
+    color: #3498db;
+    text-decoration: none;
+}
+
+.auth-links a:hover {
+    text-decoration: underline;
+}
+
+.login-btn {
+    background: #3498db;
+    color: white;
+    width: 100%;
+    padding: 12px;
+    font-size: 1.1rem;
+}
+
+.register-btn {
+    background: #2ecc71;
+    color: white;
+    width: 100%;
+    padding: 12px;
+    font-size: 1.1rem;
+}
+
+.remember {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+}
+
+/* Меню пользователя */
+.user-menu {
+    position: absolute;
+    top: 20px;
+    right: 20px;
+    display: flex;
+    align-items: center;
+    gap: 15px;
+    color: white;
+    font-weight: 500;
+}
+
+.dropbtn {
+    background: rgba(255, 255, 255, 0.2);
+    color: white;
+    border: none;
+    border-radius: 50px;
+    padding: 8px 15px;
+    cursor: pointer;
+    display: flex;
+    align-items: center;
+    gap: 5px;
+    font-size: 1rem;
+}
+
+.dropdown {
+    position: relative;
+    display: inline-block;
+}
+
+.dropdown-content {
+    display: none;
+    position: absolute;
+    right: 0;
+    background: white;
+    min-width: 160px;
+    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
+    z-index: 1;
+    border-radius: 5px;
+    overflow: hidden;
+}
+
+.dropdown-content a {
+    color: #2c3e50;
+    padding: 12px 16px;
+    text-decoration: none;
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    font-size: 0.9rem;
+}
+
+.dropdown-content a:hover {
+    background: #f5f5f5;
+}
+
+.dropdown:hover .dropdown-content {
+    display: block;
 }