auth via DB

app/static/styles.css

@@ -39,6 +39,7 @@ header {
     display: flex;
     align-items: center;
     justify-content: space-between;
+    gap: 18px;
     border-bottom: 5px solid var(--primary);
     box-shadow: 0 10px 26px rgba(30, 81, 107, 0.16);
 }
@@ -75,6 +76,43 @@ nav a {
     border-radius: 8px;
 }
 
+.user-menu {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    color: white;
+    font-size: 13px;
+    font-weight: 700;
+}
+
+.user-menu .muted {
+    color: rgba(255, 255, 255, 0.72);
+}
+
+.user-menu form {
+    margin: 0;
+}
+
+.auth-card {
+    max-width: 420px;
+    margin: 48px auto 24px;
+}
+
+.auth-card input {
+    width: 100%;
+}
+
+.alert {
+    border-radius: 8px;
+    padding: 10px 12px;
+    font-weight: 700;
+}
+
+.alert-danger {
+    background: var(--danger-bg);
+    color: var(--danger);
+}
+
 main {
     padding: 32px;
     max-width: 1500px;