feat(web): accueil et profil — allègement du hero (textes descriptifs retirés), grilles de livres pleine largeur à 5 colonnes (auto-fit sans max-width), liste des bibliothèques scrollable (3 lignes visibles, partagée avec .continue-grid), et écran de profil clarifié (avatar, bloc identité, actions Modifier/Sortir — évolution #48)

apps/web/src/pages/HomePage.tsx

@@ -51,9 +51,7 @@ export function HomePage() {
     <div className="page-grid home-page">
       <section className="hero-band home-hero">
         <div>
-          <p>Bibliotheque personnelle</p>
           <h1>Reprendre la lecture.</h1>
-          <span>Catalogue branche sur le serveur local.</span>
         </div>
         <button className="primary-button" onClick={() => navigate("/search")}>
           <ScanLine size={18} />

apps/web/src/pages/HomePageProgressScroll.test.ts

@@ -4,14 +4,13 @@ import { describe, expect, it } from "vitest";
 describe("home progress list layout", () => {
   it("keeps the continue reading list scrollable after three visible books", () => {
     const styles = readFileSync(new URL("../styles/app.css", import.meta.url), "utf8");
-    const continueGrid = styles.match(/\.continue-grid\s*\{[^}]+\}/)?.[0] ?? "";
     const continueTile = styles.match(/\.continue-tile\s*\{[^}]+\}/)?.[0] ?? "";
 
-    expect(continueGrid).toContain("--continue-visible-rows: 3");
-    expect(continueGrid).toContain("--continue-tile-block-size: 112px");
-    expect(continueGrid).toContain("max-height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)))");
-    expect(continueGrid).toContain("overflow-y: auto");
-    expect(continueGrid).toContain("scrollbar-gutter: stable");
+    expect(styles).toContain(".continue-grid,\n.library-list {\n  --continue-visible-rows: 3;");
+    expect(styles).toContain("--continue-tile-block-size: 112px");
+    expect(styles).toContain("max-height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)))");
+    expect(styles).toContain("overflow-y: auto");
+    expect(styles).toContain("scrollbar-gutter: stable");
     expect(continueTile).toContain("block-size: var(--continue-tile-block-size)");
     expect(continueTile).toContain("overflow: hidden");
   });
@@ -33,6 +32,8 @@ describe("home progress list layout", () => {
     expect(source).not.toContain("book.language");
     expect(source).not.toContain("API absente ou incomplete");
     expect(source).not.toContain("specimens de demonstration actifs");
+    expect(source).not.toContain("Catalogue branche sur le serveur local");
+    expect(source).not.toContain("Bibliotheque personnelle");
   });
 
   it("keeps visible book grids capped to five columns", () => {
@@ -40,7 +41,22 @@ describe("home progress list layout", () => {
     const bookGrid = styles.match(/\.book-grid\s*\{[^}]+\}/)?.[0] ?? "";
     const homeBookGrid = styles.match(/\.home-book-grid\s*\{[^}]+\}/)?.[0] ?? "";
 
-    expect(bookGrid).toContain("max-width: calc((var(--book-grid-column-min) * 5) + (var(--book-grid-gap) * 4))");
-    expect(homeBookGrid).toContain("max-width: calc((var(--book-grid-column-min) * 5) + (var(--book-grid-gap) * 4))");
+    expect(bookGrid).toContain("grid-template-columns: repeat(auto-fit, minmax(min(100%, max(var(--book-grid-column-min), calc((100% - (var(--book-grid-gap) * 4)) / 5))), 1fr))");
+    expect(homeBookGrid).toContain("grid-template-columns: repeat(auto-fit, minmax(min(100%, max(var(--book-grid-column-min), calc((100% - (var(--book-grid-gap) * 4)) / 5))), 1fr))");
+    expect(bookGrid).toContain("width: 100%");
+    expect(homeBookGrid).toContain("width: 100%");
+    expect(bookGrid).not.toContain("max-width");
+    expect(homeBookGrid).not.toContain("max-width");
+  });
+
+  it("keeps the library list capped like continue reading", () => {
+    const styles = readFileSync(new URL("../styles/app.css", import.meta.url), "utf8");
+    const libraryButton = styles.match(/\.library-list button\s*\{[^}]+\}/)?.[0] ?? "";
+
+    expect(styles).toContain(".continue-grid,\n.library-list {\n  --continue-visible-rows: 3;");
+    expect(styles).toContain("height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)))");
+    expect(styles).toContain("max-height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)))");
+    expect(libraryButton).toContain("block-size: var(--continue-tile-block-size)");
+    expect(libraryButton).toContain("overflow: hidden");
   });
 });

apps/web/src/pages/ProfilePage.tsx

@@ -42,14 +42,24 @@ export function ProfilePage({ session, onSessionChange }: { session: Session; on
   return (
     <div className="page-grid">
       <Panel className="profile-panel">
-        <UserRound size={28} />
-        <h1>{session.user?.name ?? "Lecteur invite"}</h1>
-        <p>{session.user?.email ?? "Session non connectee"}</p>
-        <span>{session.user?.role ?? "vitrine"}</span>
-        <button className="ghost-button" onClick={logout}>
-          <LogOut size={17} />
-          Sortir
-        </button>
+        <div className="profile-identity">
+          <span className="profile-avatar" aria-hidden="true">
+            <UserRound size={28} />
+          </span>
+          <h1>{session.user?.name ?? "Lecteur invite"}</h1>
+          <p>{session.user?.email ?? "Session non connectee"}</p>
+          <span>{session.user?.role ?? "vitrine"}</span>
+        </div>
+        <div className="profile-actions">
+          <button className="ghost-button" onClick={() => document.getElementById("profile-security-form")?.scrollIntoView({ block: "start" })}>
+            <KeyRound size={17} />
+            Modifier
+          </button>
+          <button className="ghost-button" onClick={logout}>
+            <LogOut size={17} />
+            Sortir
+          </button>
+        </div>
       </Panel>
       <Panel className="span-2">
         <div className="section-heading">
@@ -59,7 +69,7 @@ export function ProfilePage({ session, onSessionChange }: { session: Session; on
         <p className="muted-copy">Change l'email et le mot de passe admin initial des que le cabinet est installe.</p>
         <ErrorRibbon message={error} />
         {success && <div className="success-ribbon">{success}</div>}
-        <form className="stack-form" onSubmit={updateSecurity}>
+        <form id="profile-security-form" className="stack-form" onSubmit={updateSecurity}>
           <label>
             Email
             <input value={email} onChange={(event) => setEmail(event.target.value)} type="email" required />

apps/web/src/pages/ProfilePagePolish.test.ts

@@ -0,0 +1,17 @@
+import { readFileSync } from "node:fs";
+import { describe, expect, it } from "vitest";
+
+describe("profile page polish", () => {
+  it("focuses the left column on identity and immediate actions", () => {
+    const source = readFileSync(new URL("./ProfilePage.tsx", import.meta.url), "utf8");
+    const styles = readFileSync(new URL("../styles/app.css", import.meta.url), "utf8");
+
+    expect(source).toContain("profile-identity");
+    expect(source).toContain("profile-avatar");
+    expect(source).toContain("profile-actions");
+    expect(source).toContain('id="profile-security-form"');
+    expect(source).toContain("scrollIntoView");
+    expect(styles).toContain(".profile-identity");
+    expect(styles).toContain(".profile-actions");
+  });
+});

apps/web/src/styles/app.css

@@ -164,10 +164,9 @@ h2 {
   --book-grid-column-min: 240px;
   --book-grid-gap: 16px;
   display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(var(--book-grid-column-min), 1fr));
+  grid-template-columns: repeat(auto-fit, minmax(min(100%, max(var(--book-grid-column-min), calc((100% - (var(--book-grid-gap) * 4)) / 5))), 1fr));
   gap: var(--book-grid-gap);
   width: 100%;
-  max-width: calc((var(--book-grid-column-min) * 5) + (var(--book-grid-gap) * 4));
 }
 
 .book-card {
@@ -394,9 +393,11 @@ h2 {
   gap: 10px;
 }
 
-.continue-grid {
+.continue-grid,
+.library-list {
   --continue-visible-rows: 3;
   --continue-tile-block-size: 112px;
+  height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)));
   max-height: calc((var(--continue-tile-block-size) * var(--continue-visible-rows)) + (10px * (var(--continue-visible-rows) - 1)));
   overflow-y: auto;
   padding-right: 4px;
@@ -451,14 +452,18 @@ h2 {
   overflow: hidden;
 }
 
+.library-list button {
+  block-size: var(--continue-tile-block-size);
+  overflow: hidden;
+}
+
 .home-book-grid {
   --book-grid-column-min: 190px;
   --book-grid-gap: 14px;
   display: grid;
-  grid-template-columns: repeat(auto-fill, minmax(var(--book-grid-column-min), 1fr));
+  grid-template-columns: repeat(auto-fit, minmax(min(100%, max(var(--book-grid-column-min), calc((100% - (var(--book-grid-gap) * 4)) / 5))), 1fr));
   gap: var(--book-grid-gap);
   width: 100%;
-  max-width: calc((var(--book-grid-column-min) * 5) + (var(--book-grid-gap) * 4));
 }
 
 .home-book-card {
@@ -980,8 +985,54 @@ select {
 
 .profile-panel {
   display: grid;
-  gap: 10px;
+  align-content: start;
+  gap: 18px;
+}
+
+.profile-identity {
+  display: grid;
   justify-items: start;
+  gap: 8px;
+}
+
+.profile-avatar {
+  display: grid;
+  place-items: center;
+  width: 52px;
+  height: 52px;
+  border: 1px solid rgba(247, 240, 223, 0.14);
+  border-radius: 999px;
+  background: rgba(255, 255, 255, 0.045);
+  color: var(--brass);
+}
+
+.profile-identity h1 {
+  margin-bottom: 0;
+  font-size: 1.8rem;
+  line-height: 1.05;
+}
+
+.profile-identity p {
+  margin-bottom: 0;
+  color: var(--ink-muted);
+  overflow-wrap: anywhere;
+}
+
+.profile-identity span:not(.profile-avatar) {
+  width: max-content;
+  max-width: 100%;
+  padding: 4px 7px;
+  border: 1px solid var(--line);
+  border-radius: 999px;
+  color: var(--ink-muted);
+  font-size: 0.76rem;
+  font-weight: 900;
+}
+
+.profile-actions {
+  display: grid;
+  grid-template-columns: 1fr;
+  gap: 8px;
 }
 
 .reader-page {