diff --git a/apps/web/components/ProjectCard.tsx b/apps/web/components/ProjectCard.tsx
index 1fa3fe7..f0ed7cd 100644
--- a/apps/web/components/ProjectCard.tsx
+++ b/apps/web/components/ProjectCard.tsx
@@ -7,7 +7,7 @@ import {
   formatProjectUpdatedAt,
   pendingReviewCount,
 } from "@/lib/projects/projects";
-import { cardClass } from "@/lib/ui/variants";
+import { cardClass, focusRing } from "@/lib/ui/variants";
 
 interface ProjectCardProps {
   project: ProjectResponse;
@@ -24,7 +24,7 @@ export function ProjectCard({ project, compact = false }: ProjectCardProps) {
       <Link
         href={`/projects/${project.id}/write`}
         className={cardClass(
-          "group flex items-center gap-3 p-3 transition-colors hover:border-cinnabar",
+          `group flex items-center gap-3 p-3 transition-colors hover:border-cinnabar ${focusRing}`,
         )}
       >
         <span className="flex h-9 w-9 shrink-0 items-center justify-center rounded bg-[var(--color-cinnabar-wash)] text-cinnabar">
@@ -57,7 +57,7 @@ export function ProjectCard({ project, compact = false }: ProjectCardProps) {
     <Link
       href={`/projects/${project.id}/write`}
       className={cardClass(
-        "group flex h-full min-h-[176px] flex-col p-6 transition-colors hover:border-cinnabar",
+        `group flex h-full min-h-[176px] flex-col p-6 transition-colors hover:border-cinnabar ${focusRing}`,
       )}
     >
       <div className="mb-4 flex items-start justify-between gap-3">
@@ -85,7 +85,7 @@ export function ProjectCard({ project, compact = false }: ProjectCardProps) {
         <Clock3 className="h-3.5 w-3.5" aria-hidden="true" />
         最近编辑 {updatedLabel}
       </span>
-      <span className="mt-auto flex items-center gap-1 pt-4 text-xs text-cinnabar opacity-0 transition-opacity group-hover:opacity-100">
+      <span className="mt-auto flex items-center gap-1 pt-4 text-xs text-cinnabar opacity-0 motion-safe:transition-opacity group-hover:opacity-100 group-focus-visible:opacity-100">
         进入写作台
         <ChevronRight className="h-3.5 w-3.5" aria-hidden="true" />
       </span>
diff --git a/apps/web/components/ProjectWizard.tsx b/apps/web/components/ProjectWizard.tsx
index 8dd6cce..53d4be4 100644
--- a/apps/web/components/ProjectWizard.tsx
+++ b/apps/web/components/ProjectWizard.tsx
@@ -1,13 +1,14 @@
 "use client";
 
-import { ArrowLeft, ArrowRight, CheckCircle2 } from "lucide-react";
+import { ArrowLeft, ArrowRight, Check, CheckCircle2 } from "lucide-react";
 import { useRouter } from "next/navigation";
-import { useState } from "react";
+import { useEffect, useRef, useState } from "react";
 
 import { useToast } from "@/components/Toast";
 import { Badge } from "@/components/ui/Badge";
 import { Button } from "@/components/ui/Button";
 import { Field } from "@/components/ui/Field";
+import { SegmentedControl } from "@/components/ui/SegmentedControl";
 import { Select } from "@/components/ui/Select";
 import { TextArea } from "@/components/ui/TextArea";
 import { TextInput } from "@/components/ui/TextInput";
@@ -16,6 +17,7 @@ import { buttonClass } from "@/lib/ui/variants";
 import {
   GENRES,
   SELLING_POINT_PRESETS,
+  STEP_TITLES,
   STRUCTURES,
   WIZARD_STEPS,
   canAdvance,
@@ -26,14 +28,6 @@ import {
   type WizardForm,
 } from "@/lib/wizard/wizard";
 
-const STEP_TITLES = [
-  "书名 + 题材",
-  "一句话故事 + 卖点 + 结构",
-  "立意 / 总纲",
-  "主角 / 金手指",
-  "基础世界观",
-];
-
 // 立项向导（UX §6.2）。Client Component：收集字段 → POST /projects → 进工作台。
 export function ProjectWizard() {
   const router = useRouter();
@@ -42,6 +36,17 @@ export function ProjectWizard() {
   const [form, setForm] = useState<WizardForm>(emptyWizardForm);
   const [submitting, setSubmitting] = useState(false);
 
+  // 换步后把焦点移到新步标题，方便键盘/读屏用户感知步骤变化；首帧不抢第 1 步输入框的 autoFocus。
+  const stepHeadingRef = useRef<HTMLParagraphElement>(null);
+  const isFirstRender = useRef(true);
+  useEffect(() => {
+    if (isFirstRender.current) {
+      isFirstRender.current = false;
+      return;
+    }
+    stepHeadingRef.current?.focus();
+  }, [step]);
+
   const update = (patch: Partial<WizardForm>): void =>
     setForm((prev) => ({ ...prev, ...patch }));
 
@@ -86,7 +91,13 @@ export function ProjectWizard() {
         <Badge variant="accent">
           步骤 {step}/{WIZARD_STEPS}
         </Badge>
-        <p className="mt-2 text-sm text-ink-soft">{STEP_TITLES[step - 1]}</p>
+        <p
+          ref={stepHeadingRef}
+          tabIndex={-1}
+          className="mt-2 text-sm text-ink-soft focus-visible:outline-none"
+        >
+          {STEP_TITLES[step - 1]}
+        </p>
       </div>
 
       <div className="min-h-[220px]">
@@ -100,7 +111,7 @@ export function ProjectWizard() {
         )}
         {step === 3 && <StepPremise form={form} update={update} />}
         {step === 4 && <StepProtagonist form={form} update={update} />}
-        {step === 5 && <StepWorld />}
+        {step === 5 && <StepConfirm form={form} />}
       </div>
 
       <div className="mt-8 flex items-center justify-between">
@@ -153,9 +164,14 @@ interface StepProps {
 }
 
 function StepBasics({ form, update }: StepProps) {
+  const titleMissing = form.title.trim().length === 0;
   return (
     <div>
-      <Field label="书名（必填）">
+      <Field
+        label="书名"
+        required
+        help={titleMissing ? "请先填写书名才能继续" : undefined}
+      >
         <TextInput
           value={form.title}
           onChange={(e) => update({ title: e.target.value })}
@@ -196,41 +212,37 @@ function StepStory({
         />
       </Field>
       <Field label="故事结构">
-        <div className="flex gap-2">
-          {STRUCTURES.map((s) => (
-            <button
-              type="button"
-              key={s}
-              onClick={() => update({ structure: s })}
-              className={buttonClass({
-                variant: form.structure === s ? "outline" : "secondary",
-                size: "sm",
-              })}
-            >
-              {s}
-            </button>
-          ))}
-        </div>
+        <SegmentedControl
+          ariaLabel="故事结构"
+          className="flex-wrap"
+          value={form.structure}
+          onChange={(structure) => update({ structure })}
+          options={STRUCTURES.map((s) => ({ value: s, label: s }))}
+        />
       </Field>
       <fieldset>
         <legend className="mb-1 block text-sm text-ink-soft">核心卖点</legend>
         <div className="flex flex-wrap gap-2">
-          {SELLING_POINT_PRESETS.map((p) => (
-            <button
-              type="button"
-              key={p}
-              aria-pressed={form.sellingPoints.includes(p)}
-              onClick={() => toggleSellingPoint(p)}
-              className={buttonClass({
-                variant: form.sellingPoints.includes(p)
-                  ? "outline"
-                  : "secondary",
-                size: "sm",
-              })}
-            >
-              {p}
-            </button>
-          ))}
+          {SELLING_POINT_PRESETS.map((p) => {
+            const selected = form.sellingPoints.includes(p);
+            return (
+              <button
+                type="button"
+                key={p}
+                aria-pressed={selected}
+                onClick={() => toggleSellingPoint(p)}
+                className={buttonClass({
+                  variant: selected ? "primary" : "secondary",
+                  size: "sm",
+                })}
+              >
+                {selected ? (
+                  <Check className="h-3.5 w-3.5" aria-hidden="true" />
+                ) : null}
+                {p}
+              </button>
+            );
+          })}
         </div>
       </fieldset>
     </div>
@@ -279,10 +291,31 @@ function StepProtagonist({ form, update }: StepProps) {
   );
 }
 
-function StepWorld() {
+// 第 5 步：确认/概览——回显已填字段供复核后提交（取代旧的空「世界观后续里程碑」说明）。
+function StepConfirm({ form }: { form: WizardForm }) {
+  const rows: Array<{ label: string; value: string }> = [
+    { label: "书名", value: form.title.trim() || "未填写" },
+    { label: "一句话故事", value: form.logline.trim() || "未填写" },
+    { label: "题材", value: form.genre || "未选择" },
+    { label: "故事结构", value: form.structure || "未选择" },
+    {
+      label: "核心卖点",
+      value: form.sellingPoints.length > 0 ? form.sellingPoints.join("、") : "未选择",
+    },
+  ];
   return (
-    <div className="rounded border border-dashed border-line bg-bg p-6 text-sm leading-6 text-ink-soft">
-      基础世界观将在「设定库」里建模（后续里程碑）。现在可直接完成立项，进入工作台开始写第一章。
+    <div>
+      <p className="mb-3 text-sm text-ink-soft">
+        复核以下信息，确认无误后即可完成立项。其余设定可进工作台后在「设定库」继续完善。
+      </p>
+      <dl className="divide-y divide-line rounded border border-line bg-bg">
+        {rows.map((row) => (
+          <div key={row.label} className="flex gap-4 px-4 py-2.5 text-sm">
+            <dt className="w-20 shrink-0 text-ink-soft">{row.label}</dt>
+            <dd className="min-w-0 flex-1 text-ink">{row.value}</dd>
+          </div>
+        ))}
+      </dl>
     </div>
   );
 }
diff --git a/apps/web/components/projects/ProjectLibrary.tsx b/apps/web/components/projects/ProjectLibrary.tsx
index 6d61727..ff021a6 100644
--- a/apps/web/components/projects/ProjectLibrary.tsx
+++ b/apps/web/components/projects/ProjectLibrary.tsx
@@ -2,11 +2,12 @@
 
 import Link from "next/link";
 import { Clock3, LayoutGrid, List, Plus, Search } from "lucide-react";
-import { useEffect, useMemo, useState, type ReactNode } from "react";
+import { useEffect, useMemo, useState } from "react";
 
 import { ProjectCard } from "@/components/ProjectCard";
 import { Button } from "@/components/ui/Button";
 import { EmptyState } from "@/components/ui/EmptyState";
+import { SegmentedControl } from "@/components/ui/SegmentedControl";
 import { Select } from "@/components/ui/Select";
 import { TextInput } from "@/components/ui/TextInput";
 import type { ProjectResponse } from "@/lib/api/types";
@@ -16,7 +17,7 @@ import {
   type ProjectSort,
   type ProjectViewMode,
 } from "@/lib/projects/projects";
-import { buttonClass, cardClass, cn } from "@/lib/ui/variants";
+import { buttonClass, cardClass } from "@/lib/ui/variants";
 
 interface ProjectLibraryProps {
   projects: ProjectResponse[];
@@ -84,29 +85,39 @@ export function ProjectLibrary({ projects }: ProjectLibraryProps) {
           <option value="title">按标题</option>
           <option value="genre">按题材</option>
         </Select>
-        <div
-          className="inline-flex justify-self-start rounded border border-line bg-bg p-1 md:justify-self-end"
-          role="group"
-          aria-label="视图密度"
-        >
-          <ViewButton
-            label="卡片"
-            active={viewMode === "cards"}
-            onClick={() => setView("cards")}
-          >
-            <LayoutGrid className="h-4 w-4" aria-hidden="true" />
-          </ViewButton>
-          <ViewButton
-            label="紧凑"
-            active={viewMode === "compact"}
-            onClick={() => setView("compact")}
-          >
-            <List className="h-4 w-4" aria-hidden="true" />
-          </ViewButton>
-        </div>
+        <SegmentedControl
+          ariaLabel="视图密度"
+          className="justify-self-start md:justify-self-end"
+          value={viewMode}
+          onChange={setView}
+          options={[
+            {
+              value: "cards",
+              label: (
+                <>
+                  <LayoutGrid className="h-4 w-4" aria-hidden="true" />
+                  <span className="sr-only">卡片</span>
+                </>
+              ),
+            },
+            {
+              value: "compact",
+              label: (
+                <>
+                  <List className="h-4 w-4" aria-hidden="true" />
+                  <span className="sr-only">紧凑</span>
+                </>
+              ),
+            },
+          ]}
+        />
       </div>
 
-      <p className="text-xs text-ink-soft">
+      <p
+        className="text-xs text-ink-soft"
+        role="status"
+        aria-live="polite"
+      >
         <Clock3 className="mr-1 inline h-3.5 w-3.5" aria-hidden="true" />
         显示 {visibleProjects.length} / {projects.length} 个作品
       </p>
@@ -174,35 +185,6 @@ export function ProjectLibrary({ projects }: ProjectLibraryProps) {
   );
 }
 
-function ViewButton({
-  active,
-  label,
-  children,
-  onClick,
-}: {
-  active: boolean;
-  label: string;
-  children: ReactNode;
-  onClick: () => void;
-}) {
-  return (
-    <button
-      type="button"
-      aria-label={label}
-      aria-pressed={active}
-      onClick={onClick}
-      className={cn(
-        "rounded px-2 py-1.5 text-sm transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-cinnabar/35",
-        active
-          ? "bg-panel text-cinnabar shadow-paper"
-          : "text-ink-soft hover:text-cinnabar",
-      )}
-    >
-      {children}
-    </button>
-  );
-}
-
 function NewProjectCard() {
   return (
     <Link
diff --git a/apps/web/lib/wizard/wizard.test.ts b/apps/web/lib/wizard/wizard.test.ts
index 79107e6..9bd06b3 100644
--- a/apps/web/lib/wizard/wizard.test.ts
+++ b/apps/web/lib/wizard/wizard.test.ts
@@ -5,11 +5,22 @@ import {
   canSubmit,
   clampStep,
   emptyWizardForm,
+  STEP_TITLES,
   toCreateRequest,
   WIZARD_STEPS,
   type WizardForm,
 } from "./wizard";
 
+describe("wizard step metadata", () => {
+  it("provides one title per step", () => {
+    expect(STEP_TITLES).toHaveLength(WIZARD_STEPS);
+  });
+
+  it("ends on a confirmation step rather than an empty world step", () => {
+    expect(STEP_TITLES[WIZARD_STEPS - 1]).toBe("确认与提交");
+  });
+});
+
 describe("wizard step gating", () => {
   it("blocks advancing past step 1 without a title", () => {
     expect(canAdvance(1, emptyWizardForm)).toBe(false);
diff --git a/apps/web/lib/wizard/wizard.ts b/apps/web/lib/wizard/wizard.ts
index e786275..1dcd275 100644
--- a/apps/web/lib/wizard/wizard.ts
+++ b/apps/web/lib/wizard/wizard.ts
@@ -14,6 +14,15 @@ export interface WizardForm {
 
 export const WIZARD_STEPS = 5;
 
+// 各步标题（与 WIZARD_STEPS 一一对应）。第 5 步为「确认/概览」：回显已填字段供复核后提交。
+export const STEP_TITLES = [
+  "书名 + 题材",
+  "一句话故事 + 卖点 + 结构",
+  "立意 / 总纲",
+  "主角 / 金手指",
+  "确认与提交",
+] as const;
+
 export const emptyWizardForm: WizardForm = {
   title: "",
   genre: "",