diff --git a/src/components/GlassyRecordCard.css b/src/components/GlassyRecordCard.css
index 28ad14f..895c5f9 100644
--- a/src/components/GlassyRecordCard.css
+++ b/src/components/GlassyRecordCard.css
@@ -104,6 +104,10 @@
   color: var(--record-title-hover);
 }
 
+.glassy-record-card--open .glassy-record-card__button {
+  grid-template-columns: minmax(0, 1fr);
+}
+
 .glassy-record-card__copy,
 .glassy-record-card__aside {
   min-width: 0;
@@ -157,12 +161,21 @@
   min-height: 1.45em;
   max-height: 1.45em;
   overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
   color: var(--muted);
   font-size: 0.9rem;
   line-height: 1.45;
   overflow-wrap: anywhere;
 }
 
+.glassy-record-card--open .glassy-record-card__summary {
+  max-height: none;
+  overflow: visible;
+  text-overflow: clip;
+  white-space: normal;
+}
+
 .glassy-record-card__association {
   align-self: flex-start;
   max-width: 100%;
diff --git a/src/components/GlassyRecordCard.tsx b/src/components/GlassyRecordCard.tsx
index ce3aa25..3c6a56d 100644
--- a/src/components/GlassyRecordCard.tsx
+++ b/src/components/GlassyRecordCard.tsx
@@ -5,7 +5,7 @@ import { ChevronDown } from "lucide-react";
 import { Chip } from "@/components/Chip";
 import { GlassyCard } from "@/components/GlassyCard";
 import { StageChip } from "@/components/StageChip";
-import { proposalSummaryPreview } from "@/lib/textPreview";
+import { normalizePreviewText } from "@/lib/textPreview";
 import { cn } from "@/lib/utils";
 import type { Stage } from "@/types/stages";
 import "./GlassyRecordCard.css";
@@ -40,7 +40,7 @@ export function GlassyRecordCard({
   title,
 }: GlassyRecordCardProps) {
   const renderedSummary =
-    typeof summary === "string" ? proposalSummaryPreview(summary) : summary;
+    typeof summary === "string" ? normalizePreviewText(summary) : summary;
 
   return (
     <GlassyCard
diff --git a/src/lib/textPreview.ts b/src/lib/textPreview.ts
index 433afe2..1185c1e 100644
--- a/src/lib/textPreview.ts
+++ b/src/lib/textPreview.ts
@@ -1,10 +1,14 @@
 export const PROPOSAL_SUMMARY_PREVIEW_MAX = 180;
 
+export function normalizePreviewText(value: string): string {
+  return value.replace(/\s+/g, " ").trim();
+}
+
 export function proposalSummaryPreview(
   value: string,
   maxLength = PROPOSAL_SUMMARY_PREVIEW_MAX,
 ): string {
-  const text = value.replace(/\s+/g, " ").trim();
+  const text = normalizePreviewText(value);
   if (text.length <= maxLength) return text;
 
   const hardCut = text.slice(0, maxLength + 1);
diff --git a/tests/unit/glassy-record-card.test.tsx b/tests/unit/glassy-record-card.test.tsx
new file mode 100644
index 0000000..58af24e
--- /dev/null
+++ b/tests/unit/glassy-record-card.test.tsx
@@ -0,0 +1,57 @@
+import assert from "node:assert/strict";
+import { readFileSync } from "node:fs";
+import { join } from "node:path";
+import { test } from "@rstest/core";
+import { renderToStaticMarkup } from "react-dom/server";
+import { MemoryRouter } from "react-router";
+
+import { GlassyRecordCard } from "../../src/components/GlassyRecordCard";
+
+test("record cards retain the complete summary for expansion", () => {
+  const finalSentence = "The complete final sentence remains available.";
+  const summary = `${"Detailed proposal context. ".repeat(16)}${finalSentence}`;
+  const html = renderToStaticMarkup(
+    <MemoryRouter>
+      <GlassyRecordCard
+        expanded
+        onToggle={() => undefined}
+        stage="pool"
+        summary={summary}
+        title="Long proposal"
+      >
+        <p>Proposal details</p>
+      </GlassyRecordCard>
+    </MemoryRouter>,
+  );
+
+  assert.match(html, /The complete final sentence remains available\./);
+  assert.match(html, /glassy-record-card--open/);
+});
+
+test("record cards use visual ellipsis only while collapsed", () => {
+  const css = readFileSync(
+    join(process.cwd(), "src/components/GlassyRecordCard.css"),
+    "utf8",
+  );
+  const collapsedRule = css.match(
+    /\.glassy-record-card__summary\s*\{([^}]*)\}/,
+  )?.[1];
+  const expandedRule = css.match(
+    /\.glassy-record-card--open \.glassy-record-card__summary\s*\{([^}]*)\}/,
+  )?.[1];
+
+  assert.ok(collapsedRule);
+  assert.match(collapsedRule, /max-height:\s*1\.45em/);
+  assert.match(collapsedRule, /text-overflow:\s*ellipsis/);
+  assert.match(collapsedRule, /white-space:\s*nowrap/);
+
+  assert.ok(expandedRule);
+  assert.match(expandedRule, /max-height:\s*none/);
+  assert.match(expandedRule, /overflow:\s*visible/);
+  assert.match(expandedRule, /white-space:\s*normal/);
+
+  assert.match(
+    css,
+    /\.glassy-record-card--open \.glassy-record-card__button\s*\{[^}]*grid-template-columns:\s*minmax\(0, 1fr\)/s,
+  );
+});
diff --git a/tests/unit/text-preview.test.ts b/tests/unit/text-preview.test.ts
index 92acac3..38bb2c1 100644
--- a/tests/unit/text-preview.test.ts
+++ b/tests/unit/text-preview.test.ts
@@ -1,7 +1,20 @@
 import { test } from "@rstest/core";
 import assert from "node:assert/strict";
 
-import { proposalSummaryPreview } from "../../src/lib/textPreview.ts";
+import {
+  normalizePreviewText,
+  PROPOSAL_SUMMARY_PREVIEW_MAX,
+  proposalSummaryPreview,
+} from "../../src/lib/textPreview.ts";
+
+test("normalizes preview text without shortening it", () => {
+  const summary = `A complete summary ${"with substantial detail ".repeat(20)}`;
+
+  const normalized = normalizePreviewText(`  ${summary}\n\n`);
+
+  assert.equal(normalized, summary.trim());
+  assert.ok(normalized.length > PROPOSAL_SUMMARY_PREVIEW_MAX);
+});
 
 test("proposal summary preview caps text without adding ellipsis", () => {
   const summary = [