diff --git a/expenses_manager/expenses/static/expenses/css/base.css b/expenses_manager/expenses/static/expenses/css/base.css
index 41e7f7d..8672703 100644
--- a/expenses_manager/expenses/static/expenses/css/base.css
+++ b/expenses_manager/expenses/static/expenses/css/base.css
@@ -694,10 +694,59 @@ tr:hover {
 /* Forms */
 /* ========================= */
 
+.app-form {
+    display: flex;
+    flex-direction: column;
+    gap: 1rem;
+    max-width: 480px;
+}
+
 .form-field {
+    display: flex;
+    flex-direction: column;
+    gap: 0.35rem;
     margin-bottom: 1rem;
 }
 
+.form-field label {
+    font-weight: 600;
+    font-size: 0.9rem;
+}
+
+.form-field input:not([type="checkbox"]):not([type="radio"]),
+.form-field select,
+.form-field textarea {
+    width: 100%;
+    padding: 0.5rem 0.75rem;
+    border: 1px solid var(--color-border);
+    border-radius: 6px;
+    background-color: var(--color-surface);
+    color: var(--color-text);
+    font: inherit;
+}
+
+.form-field input:focus,
+.form-field select:focus,
+.form-field textarea:focus {
+    outline: 2px solid var(--color-focus-ring);
+    outline-offset: 1px;
+    border-color: var(--color-primary);
+}
+
+.form-field-checkbox {
+    flex-direction: row;
+    align-items: center;
+}
+
+.form-field-checkbox input[type="checkbox"] {
+    accent-color: var(--color-primary);
+}
+
+.form-help {
+    font-size: 0.8rem;
+    color: var(--color-text-muted);
+}
+
 .form-errors {
     color: var(--color-danger-accent);
     font-size: 0.85rem;
diff --git a/expenses_manager/expenses/templates/expenses/_form_fields.html b/expenses_manager/expenses/templates/expenses/_form_fields.html
new file mode 100644
index 0000000..d4a3cd3
--- /dev/null
+++ b/expenses_manager/expenses/templates/expenses/_form_fields.html
@@ -0,0 +1,30 @@
+{% for field in form %}
+    <div class="form-field {% if field.field.widget.input_type == 'checkbox' %}form-field-checkbox{% endif %}">
+        {% if field.name == "tags" %}
+            {{ field.label_tag }}
+            <div class="tag-chip-list">
+                {% for checkbox in field %}
+                    <label class="tag-chip">
+                        {{ checkbox.tag }}
+                        <span>{{ checkbox.choice_label }}</span>
+                    </label>
+                {% endfor %}
+            </div>
+        {% else %}
+            {{ field.label_tag }}
+            {{ field }}
+        {% endif %}
+
+        {% if field.help_text %}
+            <small class="form-help">{{ field.help_text }}</small>
+        {% endif %}
+
+        {% if field.errors %}
+            <div class="form-errors">{{ field.errors }}</div>
+        {% endif %}
+    </div>
+{% endfor %}
+
+{% if form.non_field_errors %}
+    <div class="form-errors">{{ form.non_field_errors }}</div>
+{% endif %}