diff --git a/src/clipboard.test.ts b/src/clipboard.test.ts
index c9ced55..1714bc7 100644
--- a/src/clipboard.test.ts
+++ b/src/clipboard.test.ts
@@ -1,4 +1,4 @@
-import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { afterEach, describe, expect, it, vi } from "vitest";
 import { copyToClipboard } from "./clipboard";
 
 describe("copyToClipboard", () => {
diff --git a/src/test/setup.ts b/src/test/setup.ts
index f149f27..e262193 100644
--- a/src/test/setup.ts
+++ b/src/test/setup.ts
@@ -1 +1,7 @@
 import "@testing-library/jest-dom/vitest";
+import { cleanup } from "@testing-library/react";
+import { afterEach } from "vitest";
+
+afterEach(() => {
+  cleanup();
+});
diff --git a/src/testkit.test.ts b/src/testkit.test.ts
index f03c0b1..8a1ff81 100644
--- a/src/testkit.test.ts
+++ b/src/testkit.test.ts
@@ -1,5 +1,10 @@
 import { describe, expect, it } from "vitest";
-import { buildCommand } from "./testkit";
+import {
+  buildCommand,
+  cliCompatibility,
+  formatCommandLine,
+  localFileGuides,
+} from "./testkit";
 
 describe("buildCommand", () => {
   it("builds a coverage command", () => {
@@ -47,3 +52,146 @@ describe("buildCommand", () => {
       .toBe('soroban-testkit audit "./a b c"');
   });
 });
+
+describe("formatCommandLine", () => {
+  it("returns single-line identical to buildCommand when multiline is false", () => {
+    const options = {
+      command: "coverage" as const,
+      path: ".",
+      format: "html" as const,
+      open: true,
+      fn: "",
+      ramp: "",
+      strict: false,
+    };
+    expect(formatCommandLine(options, false)).toBe(buildCommand(options));
+  });
+
+  it("formats multi-line coverage command with POSIX line continuations", () => {
+    const formatted = formatCommandLine(
+      {
+        command: "coverage",
+        path: "./contracts/escrow",
+        format: "lcov",
+        open: true,
+        fn: "",
+        ramp: "",
+        strict: false,
+      },
+      true,
+    );
+
+    expect(formatted).toBe(
+      [
+        "soroban-testkit coverage \\",
+        "  ./contracts/escrow \\",
+        "  --format lcov \\",
+        "  --open",
+      ].join("\n"),
+    );
+  });
+
+  it("formats multi-line limits command with quoted paths if needed", () => {
+    const formatted = formatCommandLine(
+      {
+        command: "limits",
+        path: "target/release/my contract.wasm",
+        format: "html",
+        open: false,
+        fn: "execute_equal",
+        ramp: "recipients",
+        strict: false,
+      },
+      true,
+    );
+
+    expect(formatted).toBe(
+      [
+        "soroban-testkit limits \\",
+        '  --contract "target/release/my contract.wasm" \\',
+        "  --fn execute_equal \\",
+        "  --ramp recipients",
+      ].join("\n"),
+    );
+  });
+
+  it("formats multi-line audit command with strict flag", () => {
+    const formatted = formatCommandLine(
+      {
+        command: "audit",
+        path: "./my-contract/src",
+        format: "text",
+        open: false,
+        fn: "",
+        ramp: "",
+        strict: true,
+      },
+      true,
+    );
+
+    expect(formatted).toBe(
+      [
+        "soroban-testkit audit \\",
+        "  ./my-contract/src \\",
+        "  --strict",
+      ].join("\n"),
+    );
+  });
+
+  it("formats multi-line audit command without strict flag", () => {
+    const formatted = formatCommandLine(
+      {
+        command: "audit",
+        path: "./src",
+        format: "text",
+        open: false,
+        fn: "",
+        ramp: "",
+        strict: false,
+      },
+      true,
+    );
+
+    expect(formatted).toBe(
+      [
+        "soroban-testkit audit \\",
+        "  ./src",
+      ].join("\n"),
+    );
+  });
+});
+
+describe("cliCompatibility", () => {
+  it("provides version entries with required compatibility targets", () => {
+    expect(cliCompatibility.length).toBeGreaterThanOrEqual(3);
+
+    const current = cliCompatibility.find((c) => c.status === "Current");
+    expect(current).toBeDefined();
+    expect(current?.sorobanSdk).toBe("27.0.x");
+    expect(current?.rustTarget).toContain("wasm32v1-none");
+
+    for (const row of cliCompatibility) {
+      expect(row.version).toBeTruthy();
+      expect(row.sorobanSdk).toBeTruthy();
+      expect(row.stellarCli).toBeTruthy();
+      expect(row.rustTarget).toBeTruthy();
+      expect(row.status).toBeTruthy();
+      expect(row.notes).toBeTruthy();
+    }
+  });
+});
+
+describe("localFileGuides", () => {
+  it("covers all commands with input/output documentation", () => {
+    for (const cmd of ["coverage", "limits", "audit"] as const) {
+      const guide = localFileGuides[cmd];
+      expect(guide).toBeDefined();
+      expect(guide.filesRead.length).toBeGreaterThan(0);
+      expect(guide.filesWritten.length).toBeGreaterThan(0);
+      expect(guide.offlineGuarantee).toContain("offline");
+      expect(guide.resolvedPathExample("test-path")).toBeTruthy();
+    }
+  });
+});
+
+
diff --git a/src/testkit.ts b/src/testkit.ts
index 32bad1e..9263a2c 100644
--- a/src/testkit.ts
+++ b/src/testkit.ts
@@ -54,3 +54,164 @@ export function buildCommand(options: CommandOptions): string {
     .filter(Boolean)
     .join(" ");
 }
+
+export function formatCommandLine(
+  options: CommandOptions,
+  multiline = false,
+): string {
+  if (!multiline) {
+    return buildCommand(options);
+  }
+
+  if (options.command === "coverage") {
+    const args: string[] = [];
+    if (options.path) args.push(quote(options.path));
+    args.push(`--format ${options.format}`);
+    if (options.open) args.push("--open");
+
+    if (args.length === 0) {
+      return "soroban-testkit coverage";
+    }
+
+    return [
+      "soroban-testkit coverage \\",
+      ...args.map((arg, index) => `  ${arg}${index < args.length - 1 ? " \\" : ""}`),
+    ].join("\n");
+  }
+
+  if (options.command === "limits") {
+    const contractPath = quote(
+      options.path || "target/wasm32v1-none/release/contract.wasm",
+    );
+    const fn = options.fn || "batch_payout";
+    const ramp = options.ramp || "recipients";
+
+    return [
+      "soroban-testkit limits \\",
+      `  --contract ${contractPath} \\`,
+      `  --fn ${fn} \\`,
+      `  --ramp ${ramp}`,
+    ].join("\n");
+  }
+
+  // audit
+  const auditPath = quote(options.path || "./src");
+  if (options.strict) {
+    return [
+      "soroban-testkit audit \\",
+      `  ${auditPath} \\`,
+      "  --strict",
+    ].join("\n");
+  }
+
+  return ["soroban-testkit audit \\", `  ${auditPath}`].join("\n");
+}
+
+export interface CliCompatibility {
+  version: string;
+  sorobanSdk: string;
+  stellarCli: string;
+  rustTarget: string;
+  status: "Current" | "Supported" | "Upcoming";
+  notes: string;
+}
+
+export const cliCompatibility: readonly CliCompatibility[] = [
+  {
+    version: "v0.2.0",
+    sorobanSdk: "27.0.x",
+    stellarCli: ">= 22.0.0",
+    rustTarget: "wasm32v1-none (Rust >= 1.84)",
+    status: "Current",
+    notes:
+      "AuthMatrix multi-actor enforcement, auth-mocked limits ramp, SAC heuristic mocking, cargo-llvm-cov integration.",
+  },
+  {
+    version: "v0.1.0",
+    sorobanSdk: "22.x - 26.x",
+    stellarCli: ">= 21.0.0",
+    rustTarget: "wasm32-unknown-unknown / wasm32v1-none",
+    status: "Supported",
+    notes:
+      "Deterministic TestEnv, ledger timestamp/sequence warping, conservation balance checks, AST source code audit scanner.",
+  },
+  {
+    version: "v0.3.0",
+    sorobanSdk: "28.0.x+",
+    stellarCli: ">= 23.0.0",
+    rustTarget: "wasm32v1-none (Rust 2024)",
+    status: "Upcoming",
+    notes:
+      "Extended persistent TTL storage simulation, multi-contract cross-call limits ramp, and gas telemetry export.",
+  },
+];
+
+export interface LocalFileGuide {
+  command: CommandName;
+  title: string;
+  summary: string;
+  defaultPath: string;
+  resolvedPathExample: (path: string) => string;
+  filesRead: string[];
+  filesWritten: string[];
+  offlineGuarantee: string;
+}
+
+export const localFileGuides: Record<CommandName, LocalFileGuide> = {
+  coverage: {
+    command: "coverage",
+    title: "Contract Coverage (cargo-llvm-cov)",
+    summary:
+      "Instruments contract crates and runs local test suites to compute exact source and branch coverage.",
+    defaultPath: ".",
+    resolvedPathExample: (p) => (p || ".").replace(/\/$/, "") + "/Cargo.toml",
+    filesRead: [
+      "Cargo.toml / Cargo.lock (crate dependencies and test harness)",
+      "src/**/*.rs (contract source files)",
+      "tests/**/*.rs (integration test suites)",
+    ],
+    filesWritten: [
+      "target/llvm-cov/html/** (interactive report when --format html)",
+      "target/llvm-cov/lcov.info (coverage trace when --format lcov)",
+      "None (stdout summary only when --format text)",
+    ],
+    offlineGuarantee:
+      "Execution is 100% offline. No contract bytecode or source files are ever transmitted remotely.",
+  },
+  limits: {
+    command: "limits",
+    title: "Resource Limit Ramp (soroban-testkit limits)",
+    summary:
+      "Probes compiled WASM bytecode across stepped parameter values to find exact instruction and memory boundaries.",
+    defaultPath: "target/wasm32v1-none/release/contract.wasm",
+    resolvedPathExample: (p) =>
+      p || "target/wasm32v1-none/release/contract.wasm",
+    filesRead: [
+      "Pre-compiled contract WebAssembly bytecode (.wasm artifact)",
+      "Local function export table and symbol signatures",
+    ],
+    filesWritten: [
+      "None (metrics and resource ceilings stream directly to terminal stdout)",
+    ],
+    offlineGuarantee:
+      "100% offline. Probes execute in isolated local child processes using in-memory mock ledger state with zero network RPC calls.",
+  },
+  audit: {
+    command: "audit",
+    title: "Static Source Audit (soroban-testkit audit)",
+    summary:
+      "Performs AST-level static security checks for authentication gating, arithmetic safety, and TTL state.",
+    defaultPath: "./src",
+    resolvedPathExample: (p) => (p || "./src").replace(/\/$/, "") + "/*.rs",
+    filesRead: [
+      "Rust source files (*.rs) in the specified project directory",
+      "Syntax trees for require_auth, arithmetic operations, and storage keys",
+    ],
+    filesWritten: [
+      "None (findings and warning locations stream directly to terminal stdout)",
+    ],
+    offlineGuarantee:
+      "100% offline, read-only and non-destructive. Source code is parsed locally without external telemetry.",
+  },
+};
+
diff --git a/tests/visual/__screenshots__/commands-audit.png b/tests/visual/__screenshots__/commands-audit.png
new file mode 100644
index 0000000..d04a558
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diff --git a/tests/visual/__screenshots__/commands-coverage.png b/tests/visual/__screenshots__/commands-coverage.png
new file mode 100644
index 0000000..8efa941
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diff --git a/tests/visual/__screenshots__/commands-limits.png b/tests/visual/__screenshots__/commands-limits.png
new file mode 100644
index 0000000..7e5162e
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diff --git a/tests/visual/__screenshots__/full-page.png b/tests/visual/__screenshots__/full-page.png
new file mode 100644
index 0000000..6ec1d5d
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diff --git a/tests/visual/__screenshots__/hero.png b/tests/visual/__screenshots__/hero.png
new file mode 100644
index 0000000..c86ed82
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diff --git a/tests/visual/__screenshots__/modules.png b/tests/visual/__screenshots__/modules.png
new file mode 100644
index 0000000..cf26324
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diff --git a/vite.config.ts b/vite.config.ts
index d31dddc..8034a56 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -6,5 +6,6 @@ export default defineConfig({
   test: {
     environment: "jsdom",
     setupFiles: "./src/test/setup.ts",
+    exclude: ["tests/visual/**", "node_modules/**"],
   },
 });