diff --git a/.changeset/web-connectors-form-and-dialog-corners.md b/.changeset/web-connectors-form-and-dialog-corners.md
new file mode 100644
index 00000000..de9bd004
--- /dev/null
+++ b/.changeset/web-connectors-form-and-dialog-corners.md
@@ -0,0 +1,5 @@
+---
+"@pymodel/pythinker-code": patch
+---
+
+Lay the MCP server form out in even rows instead of a ragged grid, and stop the provider manager header and footer from squaring off the dialog corners.
diff --git a/apps/pythinker-web/src/components/ProviderManager.vue b/apps/pythinker-web/src/components/ProviderManager.vue
index e74b2752..2f26e8fa 100644
--- a/apps/pythinker-web/src/components/ProviderManager.vue
+++ b/apps/pythinker-web/src/components/ProviderManager.vue
@@ -353,6 +353,9 @@ function statusLabel(status: AppProvider['status']): string {
   max-height: calc(100vh - 80px);
   display: flex;
   flex-direction: column;
+  /* The header, the footer, and the list scrollbar all paint to the dialog
+     edge, so they square off the rounded corners without this. */
+  overflow: hidden;
   font-family: var(--mono);
   box-shadow: 0 8px 32px rgba(0,0,0,0.14);
 }
@@ -578,7 +581,6 @@ function statusLabel(status: AppProvider['status']): string {
   color: var(--faint);
   border-top: 1px solid var(--line2);
   background: var(--panel);
-  border-radius: 0 0 4px 4px;
 }
 
 @media (max-width: 640px) {
diff --git a/apps/pythinker-web/src/components/settings/McpServerForm.vue b/apps/pythinker-web/src/components/settings/McpServerForm.vue
index 5ec4168a..1df7b603 100644
--- a/apps/pythinker-web/src/components/settings/McpServerForm.vue
+++ b/apps/pythinker-web/src/components/settings/McpServerForm.vue
@@ -99,23 +99,23 @@ function submit(): void {
           <option value="sse">sse</option>
         </select>
       </label>
-      <label v-if="form.transport === 'stdio'" class="connector-field">
+      <label v-if="form.transport === 'stdio'" class="connector-field connector-field-wide">
         <span class="rlabel">{{ t('settings.connectors.form.command') }}</span>
         <input v-model="form.command" class="page-search" required />
       </label>
-      <label v-if="form.transport === 'stdio'" class="connector-field">
+      <label v-if="form.transport === 'stdio'" class="connector-field connector-field-wide">
         <span class="rlabel">{{ t('settings.connectors.form.args') }}</span>
         <textarea v-model="form.args" class="page-search connector-textarea" :placeholder="t('settings.connectors.form.argsHint')" />
       </label>
-      <label v-if="form.transport === 'stdio'" class="connector-field">
+      <label v-if="form.transport === 'stdio'" class="connector-field connector-field-wide">
         <span class="rlabel">{{ t('settings.connectors.form.env') }}</span>
         <textarea v-model="form.env" class="page-search connector-textarea" :placeholder="t('settings.connectors.form.objectHint')" />
       </label>
-      <label v-else class="connector-field">
+      <label v-else class="connector-field connector-field-wide">
         <span class="rlabel">{{ t('settings.connectors.form.url') }}</span>
         <input v-model="form.url" class="page-search" type="url" required />
       </label>
-      <label v-if="form.transport !== 'stdio'" class="connector-field">
+      <label v-if="form.transport !== 'stdio'" class="connector-field connector-field-wide">
         <span class="rlabel">{{ t('settings.connectors.form.headers') }}</span>
         <textarea v-model="form.headers" class="page-search connector-textarea" :placeholder="t('settings.connectors.form.objectHint')" />
       </label>
@@ -139,11 +139,16 @@ function submit(): void {
   background: var(--panel);
 }
 .connector-fields {
+  /* Two fixed columns, not auto-fit: a pane-wide grid stretches the short
+     fields and leaves a ragged tail row. Name and Transport share the first
+     row; every longer field spans both columns so no row ends half empty. */
   display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
+  grid-template-columns: repeat(2, minmax(0, 1fr));
   gap: 8px 12px;
+  max-width: 640px;
 }
 .connector-field { min-width: 0; }
+.connector-field-wide { grid-column: 1 / -1; }
 .connector-field .page-search { margin: 4px 0 0; }
 .connector-textarea {
   min-height: 64px;
@@ -155,4 +160,7 @@ function submit(): void {
   gap: 8px;
   margin-top: 4px;
 }
+@media (max-width: 640px) {
+  .connector-fields { grid-template-columns: 1fr; }
+}
 </style>
diff --git a/apps/pythinker-web/test/connectors-page.test.ts b/apps/pythinker-web/test/connectors-page.test.ts
index c386aed1..f2b73289 100644
--- a/apps/pythinker-web/test/connectors-page.test.ts
+++ b/apps/pythinker-web/test/connectors-page.test.ts
@@ -87,6 +87,34 @@ describe('ConnectorsPage', () => {
     expect(wrapper.findAll('.connector-remove')).toHaveLength(1);
   });
 
+  it('spans every long field across both form columns', async () => {
+    const wrapper = mountPage();
+
+    await wrapper.get('button.act').trigger('click');
+    const labelOf = (field: ReturnType<typeof wrapper.get>): string => field.get('.rlabel').text();
+    const layout = (): { narrow: string[]; wide: string[] } => ({
+      narrow: wrapper
+        .findAll('.connector-field')
+        .filter((field) => !field.classes().includes('connector-field-wide'))
+        .map(labelOf),
+      wide: wrapper.findAll('.connector-field-wide').map(labelOf),
+    });
+
+    // Name and Transport pair up on the first row; the rest take a full row,
+    // so no row is left half empty.
+    expect(layout()).toEqual({
+      narrow: ['Name', 'Transport'],
+      wide: ['Command', 'Arguments', 'Environment (JSON)'],
+    });
+
+    await wrapper.get('select').setValue('http');
+
+    expect(layout()).toEqual({
+      narrow: ['Name', 'Transport'],
+      wide: ['URL', 'Headers (JSON)'],
+    });
+  });
+
   it('shows the daemon validation message after a rejected write', () => {
     const wrapper = mountPage({ connectorsError: 'MCP server id must be trimmed' });
 
diff --git a/apps/pythinker-web/test/provider-manager-chrome.test.ts b/apps/pythinker-web/test/provider-manager-chrome.test.ts
new file mode 100644
index 00000000..e1eb2bb8
--- /dev/null
+++ b/apps/pythinker-web/test/provider-manager-chrome.test.ts
@@ -0,0 +1,32 @@
+import { readFileSync } from 'node:fs';
+import { resolve } from 'node:path';
+
+import { describe, expect, it } from 'vitest';
+
+// The header, the footer, and the provider list all paint their own background
+// to the dialog edge, so a rounded dialog needs to clip them. jsdom applies no
+// scoped-SFC styles, so the rule itself is the contract under test.
+const source = readFileSync(
+  resolve(import.meta.dirname, '../src/components/ProviderManager.vue'),
+  'utf8',
+);
+
+function blockOf(selector: string): string {
+  const start = source.indexOf(`\n${selector} {`);
+  expect(start).toBeGreaterThan(-1);
+  const end = source.indexOf('\n}', start);
+  return source.slice(start, end);
+}
+
+describe('ProviderManager dialog chrome', () => {
+  it('clips its children to the rounded corners', () => {
+    const dialog = blockOf('.dialog');
+
+    expect(dialog).toMatch(/border-radius:\s*4px/u);
+    expect(dialog).toMatch(/overflow:\s*hidden/u);
+  });
+
+  it('leaves the corner rounding to the dialog instead of the footer', () => {
+    expect(blockOf('.footer-hint')).not.toMatch(/border-radius/u);
+  });
+});