diff --git a/config/hosts.yaml b/config/hosts.yaml
new file mode 100644
index 0000000..73b3965
--- /dev/null
+++ b/config/hosts.yaml
@@ -0,0 +1,7 @@
+hosts:
+  - id: desktop
+    host: 192.168.50.185
+    cdp_port: 9223
+  - id: laptop
+    host: 192.168.50.152
+    cdp_port: 9222
diff --git a/src/guide/__init__.py b/src/guide/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guide/app/__init__.py b/src/guide/app/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guide/app/actions/__init__.py b/src/guide/app/actions/__init__.py
new file mode 100644
index 0000000..812753c
--- /dev/null
+++ b/src/guide/app/actions/__init__.py
@@ -0,0 +1,20 @@
+from guide.app.actions.base import ActionRegistry, DemoAction
+from guide.app.actions.intake import FillIntakeBasicAction
+from guide.app.actions.sourcing import AddThreeSuppliersAction
+
+
+def default_registry() -> ActionRegistry:
+    actions: list[DemoAction] = [
+        FillIntakeBasicAction(),
+        AddThreeSuppliersAction(),
+    ]
+    return ActionRegistry(actions)
+
+
+__all__ = [
+    "ActionRegistry",
+    "DemoAction",
+    "default_registry",
+    "FillIntakeBasicAction",
+    "AddThreeSuppliersAction",
+]
diff --git a/src/guide/app/actions/base.py b/src/guide/app/actions/base.py
new file mode 100644
index 0000000..04693d0
--- /dev/null
+++ b/src/guide/app/actions/base.py
@@ -0,0 +1,31 @@
+from typing import Iterable, Protocol
+
+from playwright.async_api import Page
+
+from guide.app.domain.models import ActionContext, ActionMetadata, ActionResult
+
+
+class DemoAction(Protocol):
+    id: str
+    description: str
+    category: str
+
+    async def run(self, page: Page, context: ActionContext) -> ActionResult: ...
+
+
+class ActionRegistry:
+    """Simple mapping of action id -> action instance."""
+
+    def __init__(self, actions: Iterable[DemoAction]):
+        self._actions: dict[str, DemoAction] = {action.id: action for action in actions}
+
+    def get(self, action_id: str) -> DemoAction:
+        if action_id not in self._actions:
+            raise KeyError(f"Unknown action '{action_id}'")
+        return self._actions[action_id]
+
+    def list_metadata(self) -> list[ActionMetadata]:
+        return [
+            ActionMetadata(id=action.id, description=action.description, category=action.category)
+            for action in self._actions.values()
+        ]
diff --git a/src/guide/app/actions/intake/__init__.py b/src/guide/app/actions/intake/__init__.py
new file mode 100644
index 0000000..77e570f
--- /dev/null
+++ b/src/guide/app/actions/intake/__init__.py
@@ -0,0 +1,3 @@
+from guide.app.actions.intake.basic import FillIntakeBasicAction
+
+__all__ = ["FillIntakeBasicAction"]
diff --git a/src/guide/app/actions/intake/basic.py b/src/guide/app/actions/intake/basic.py
new file mode 100644
index 0000000..c733ce3
--- /dev/null
+++ b/src/guide/app/actions/intake/basic.py
@@ -0,0 +1,16 @@
+from playwright.async_api import Page
+
+from guide.app.actions.base import DemoAction
+from guide.app.domain.models import ActionContext, ActionResult
+from guide.app.strings import demo_texts, selectors
+
+
+class FillIntakeBasicAction(DemoAction):
+    id = "fill-intake-basic"
+    description = "Fill the intake description and advance to the next step."
+    category = "intake"
+
+    async def run(self, page: Page, context: ActionContext) -> ActionResult:
+        await page.fill(selectors.INTAKE.DESCRIPTION_FIELD, demo_texts.INTAKE.CONVEYOR_BELT_REQUEST)
+        await page.click(selectors.INTAKE.NEXT_BUTTON)
+        return ActionResult(details={"message": "Intake filled"})
diff --git a/src/guide/app/actions/sourcing/__init__.py b/src/guide/app/actions/sourcing/__init__.py
new file mode 100644
index 0000000..cc91fbb
--- /dev/null
+++ b/src/guide/app/actions/sourcing/__init__.py
@@ -0,0 +1,3 @@
+from guide.app.actions.sourcing.add_suppliers import AddThreeSuppliersAction
+
+__all__ = ["AddThreeSuppliersAction"]
diff --git a/src/guide/app/actions/sourcing/add_suppliers.py b/src/guide/app/actions/sourcing/add_suppliers.py
new file mode 100644
index 0000000..15f7676
--- /dev/null
+++ b/src/guide/app/actions/sourcing/add_suppliers.py
@@ -0,0 +1,17 @@
+from playwright.async_api import Page
+
+from guide.app.actions.base import DemoAction
+from guide.app.domain.models import ActionContext, ActionResult
+from guide.app.strings import demo_texts, selectors
+
+
+class AddThreeSuppliersAction(DemoAction):
+    id = "add-three-suppliers"
+    description = "Adds three default suppliers to the sourcing event."
+    category = "sourcing"
+
+    async def run(self, page: Page, context: ActionContext) -> ActionResult:
+        for supplier in demo_texts.SUPPLIERS.DEFAULT_TRIO:
+            await page.fill(selectors.SOURCING.SUPPLIER_SEARCH_INPUT, supplier)
+            await page.click(selectors.SOURCING.ADD_SUPPLIER_BUTTON)
+        return ActionResult(details={"added_suppliers": demo_texts.SUPPLIERS.DEFAULT_TRIO})
diff --git a/src/guide/app/api/__init__.py b/src/guide/app/api/__init__.py
new file mode 100644
index 0000000..1bf28de
--- /dev/null
+++ b/src/guide/app/api/__init__.py
@@ -0,0 +1,10 @@
+from fastapi import APIRouter
+
+from guide.app.api.routes import actions, config, health
+
+router = APIRouter()
+router.include_router(health.router)
+router.include_router(actions.router)
+router.include_router(config.router)
+
+__all__ = ["router"]
diff --git a/src/guide/app/api/routes/__init__.py b/src/guide/app/api/routes/__init__.py
new file mode 100644
index 0000000..04ca95d
--- /dev/null
+++ b/src/guide/app/api/routes/__init__.py
@@ -0,0 +1,3 @@
+from guide.app.api.routes import actions, config, health
+
+__all__ = ["actions", "config", "health"]
diff --git a/src/guide/app/api/routes/actions.py b/src/guide/app/api/routes/actions.py
new file mode 100644
index 0000000..d2a4e7b
--- /dev/null
+++ b/src/guide/app/api/routes/actions.py
@@ -0,0 +1,62 @@
+from fastapi import APIRouter, Depends, HTTPException, Request, status
+
+from guide.app.actions import ActionRegistry
+from guide.app.browser.client import BrowserClient
+from guide.app.domain.models import ActionContext, ActionRequest, ActionResponse
+
+router = APIRouter()
+
+
+def _registry(request: Request) -> ActionRegistry:
+    return request.app.state.action_registry
+
+
+def _browser_client(request: Request) -> BrowserClient:
+    return request.app.state.browser_client
+
+
+@router.get("/actions")
+async def list_actions(registry: ActionRegistry = Depends(_registry)):
+    return registry.list_metadata()
+
+
+@router.post("/actions/{action_id}/execute", response_model=ActionResponse)
+async def execute_action(
+    action_id: str,
+    payload: ActionRequest,
+    registry: ActionRegistry = Depends(_registry),
+    browser_client: BrowserClient = Depends(_browser_client),
+):
+    try:
+        action = registry.get(action_id)
+    except KeyError as exc:
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail=f"Unknown action '{action_id}'",
+        ) from exc
+
+    context = ActionContext(
+        browser_host_id=payload.browser_host_id or browser_client.settings.default_browser_host_id,
+        params=payload.params or {},
+    )
+
+    try:
+        async with browser_client.open_page(context.browser_host_id) as page:
+            result = await action.run(page, context)
+    except Exception as exc:
+        return ActionResponse(
+            status="error",
+            action_id=action_id,
+            browser_host_id=context.browser_host_id,
+            correlation_id=context.correlation_id,
+            error=str(exc),
+        )
+
+    return ActionResponse(
+        status=result.status,
+        action_id=action_id,
+        browser_host_id=context.browser_host_id,
+        correlation_id=context.correlation_id,
+        details=result.details,
+        error=result.error,
+    )
diff --git a/src/guide/app/api/routes/config.py b/src/guide/app/api/routes/config.py
new file mode 100644
index 0000000..83c5225
--- /dev/null
+++ b/src/guide/app/api/routes/config.py
@@ -0,0 +1,17 @@
+from fastapi import APIRouter, Depends, Request
+
+from guide.app.domain.models import BrowserHostsResponse
+
+router = APIRouter()
+
+
+def _settings(request: Request):
+    return request.app.state.settings
+
+
+@router.get("/config/browser-hosts", response_model=BrowserHostsResponse)
+async def list_browser_hosts(settings=Depends(_settings)) -> BrowserHostsResponse:  # type: ignore[override]
+    return BrowserHostsResponse(
+        default_browser_host_id=settings.default_browser_host_id,
+        browser_hosts=settings.browser_hosts,
+    )
diff --git a/src/guide/app/api/routes/health.py b/src/guide/app/api/routes/health.py
new file mode 100644
index 0000000..f5058c9
--- /dev/null
+++ b/src/guide/app/api/routes/health.py
@@ -0,0 +1,8 @@
+from fastapi import APIRouter
+
+router = APIRouter()
+
+
+@router.get("/healthz")
+async def health() -> dict[str, str]:
+    return {"status": "ok"}
diff --git a/src/guide/app/browser/__init__.py b/src/guide/app/browser/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guide/app/browser/client.py b/src/guide/app/browser/client.py
new file mode 100644
index 0000000..316b58f
--- /dev/null
+++ b/src/guide/app/browser/client.py
@@ -0,0 +1,52 @@
+import contextlib
+from typing import AsyncIterator
+
+from playwright.async_api import Browser, Page, async_playwright
+
+from guide.app.core.config import AppSettings, BrowserHost
+
+
+class BrowserClient:
+    """CDP-aware connector that returns the active Raindrop page."""
+
+    def __init__(self, settings: AppSettings) -> None:
+        self.settings = settings
+
+    def _resolve_host(self, host_id: str | None) -> BrowserHost:
+        resolved_id = host_id or self.settings.default_browser_host_id
+        host = self.settings.browser_hosts.get(resolved_id)
+        if not host:
+            known = ", ".join(self.settings.browser_hosts.keys()) or "<none>"
+            raise ValueError(f"Unknown browser host '{resolved_id}'. Known: {known}")
+        return host
+
+    @contextlib.asynccontextmanager
+    async def open_page(self, host_id: str | None = None) -> AsyncIterator[Page]:
+        host = self._resolve_host(host_id)
+        cdp_url = f"http://{host.host}:{host.cdp_port}"
+        playwright = await async_playwright().start()
+        browser: Browser | None = None
+        try:
+            browser = await playwright.chromium.connect_over_cdp(cdp_url)
+            page = self._pick_raindrop_page(browser)
+            if not page:
+                raise RuntimeError("No Raindrop page found in connected browser.")
+            yield page
+        finally:
+            # Avoid killing the remote browser; just drop the connection.
+            with contextlib.suppress(Exception):
+                if browser:
+                    browser.disconnect()
+            with contextlib.suppress(Exception):
+                await playwright.stop()
+
+    def _pick_raindrop_page(self, browser: Browser) -> Page | None:
+        target_substr = self.settings.raindrop_base_url
+        pages = []
+        for context in browser.contexts:
+            pages.extend(context.pages)
+        pages = pages or [page for page in browser.contexts[0].pages] if browser.contexts else []
+        for page in reversed(pages):
+            if target_substr in (page.url or ""):
+                return page
+        return pages[-1] if pages else None
diff --git a/src/guide/app/core/__init__.py b/src/guide/app/core/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guide/app/core/config.py b/src/guide/app/core/config.py
new file mode 100644
index 0000000..2a2e4a9
--- /dev/null
+++ b/src/guide/app/core/config.py
@@ -0,0 +1,69 @@
+import json
+import os
+from pathlib import Path
+
+from pydantic import BaseModel, Field
+from pydantic_settings import BaseSettings, SettingsConfigDict
+
+CONFIG_DIR = Path(__file__).resolve().parents[4] / "config"
+HOSTS_FILE = CONFIG_DIR / "hosts.yaml"
+
+
+class BrowserHost(BaseModel):
+    id: str
+    host: str
+    cdp_port: int
+
+
+class AppSettings(BaseSettings):
+    model_config = SettingsConfigDict(env_prefix="RAINDROP_DEMO_")
+
+    raindrop_base_url: str = "https://app.raindrop.com"
+    default_browser_host_id: str = "desktop"
+    browser_hosts: dict[str, BrowserHost] = Field(default_factory=dict)
+
+
+def _load_hosts_file(path: Path) -> dict[str, BrowserHost]:
+    if not path.exists():
+        return {}
+
+    try:
+        import yaml  # type: ignore
+    except ModuleNotFoundError as exc:
+        raise RuntimeError(
+            "hosts.yaml found but PyYAML is not installed. "
+            "Add 'pyyaml' to dependencies or remove hosts.yaml."
+        ) from exc
+
+    data = yaml.safe_load(path.read_text()) or {}
+    hosts_raw = data.get("hosts") or data
+    hosts: dict[str, BrowserHost] = {}
+    for item in hosts_raw:
+        host = BrowserHost.model_validate(item)
+        hosts[host.id] = host
+    return hosts
+
+
+def _parse_hosts_json(value: str) -> dict[str, BrowserHost]:
+    decoded = json.loads(value)
+    hosts: dict[str, BrowserHost] = {}
+    for item in decoded:
+        host = BrowserHost.model_validate(item)
+        hosts[host.id] = host
+    return hosts
+
+
+def load_settings() -> AppSettings:
+    settings = AppSettings()
+    merged_hosts: dict[str, BrowserHost] = {}
+
+    from_file = _load_hosts_file(HOSTS_FILE)
+    merged_hosts.update(from_file)
+
+    if env_json := os.environ.get("RAINDROP_DEMO_BROWSER_HOSTS_JSON"):
+        merged_hosts.update(_parse_hosts_json(env_json))
+
+    if merged_hosts:
+        settings = settings.model_copy(update={"browser_hosts": merged_hosts})
+
+    return settings
diff --git a/src/guide/app/core/logging.py b/src/guide/app/core/logging.py
new file mode 100644
index 0000000..96e61b7
--- /dev/null
+++ b/src/guide/app/core/logging.py
@@ -0,0 +1,11 @@
+import logging
+from typing import Optional
+
+
+def configure_logging(level: int | str = logging.INFO, correlation_id: Optional[str] = None) -> None:
+    logging.basicConfig(
+        level=level,
+        format="%(asctime)s [%(levelname)s] %(message)s",
+    )
+    if correlation_id:
+        logging.LoggerAdapter(logging.getLogger(), {"correlation_id": correlation_id})
diff --git a/src/guide/app/domain/__init__.py b/src/guide/app/domain/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/src/guide/app/domain/models.py b/src/guide/app/domain/models.py
new file mode 100644
index 0000000..9e35ce9
--- /dev/null
+++ b/src/guide/app/domain/models.py
@@ -0,0 +1,43 @@
+import uuid
+from typing import Any, Literal, Optional
+
+from pydantic import BaseModel, Field
+
+from guide.app.core.config import BrowserHost
+
+
+class ActionRequest(BaseModel):
+    browser_host_id: Optional[str] = None
+    params: dict[str, Any] = Field(default_factory=dict)
+
+
+class ActionContext(BaseModel):
+    browser_host_id: str
+    params: dict[str, Any] = Field(default_factory=dict)
+    correlation_id: str = Field(default_factory=lambda: str(uuid.uuid4()))
+
+
+class ActionResult(BaseModel):
+    status: Literal["ok", "error"] = "ok"
+    details: dict[str, Any] = Field(default_factory=dict)
+    error: Optional[str] = None
+
+
+class ActionMetadata(BaseModel):
+    id: str
+    description: str
+    category: str
+
+
+class ActionResponse(BaseModel):
+    status: Literal["ok", "error"]
+    action_id: str
+    browser_host_id: str
+    correlation_id: Optional[str] = None
+    details: dict[str, Any] | None = None
+    error: Optional[str] = None
+
+
+class BrowserHostsResponse(BaseModel):
+    default_browser_host_id: str
+    browser_hosts: dict[str, BrowserHost]
diff --git a/src/guide/app/main.py b/src/guide/app/main.py
new file mode 100644
index 0000000..73ccf89
--- /dev/null
+++ b/src/guide/app/main.py
@@ -0,0 +1,26 @@
+from fastapi import FastAPI
+
+from guide.app.actions import default_registry
+from guide.app.browser.client import BrowserClient
+from guide.app.core.config import load_settings
+from guide.app.core.logging import configure_logging
+from guide.app.api import router as api_router
+
+
+def create_app() -> FastAPI:
+    configure_logging()
+
+    settings = load_settings()
+    registry = default_registry()
+    browser_client = BrowserClient(settings)
+
+    app = FastAPI(title="Raindrop Demo Automation", version="0.1.0")
+    app.state.settings = settings
+    app.state.action_registry = registry
+    app.state.browser_client = browser_client
+
+    app.include_router(api_router)
+    return app
+
+
+app = create_app()
diff --git a/src/guide/app/strings/__init__.py b/src/guide/app/strings/__init__.py
new file mode 100644
index 0000000..d02e939
--- /dev/null
+++ b/src/guide/app/strings/__init__.py
@@ -0,0 +1,12 @@
+from guide.app.strings.demo_texts import DemoTexts, texts
+from guide.app.strings.labels import Labels, labels
+from guide.app.strings.selectors import Selectors, selectors
+
+__all__ = [
+    "DemoTexts",
+    "Labels",
+    "Selectors",
+    "texts",
+    "labels",
+    "selectors",
+]
diff --git a/src/guide/app/strings/demo_texts/__init__.py b/src/guide/app/strings/demo_texts/__init__.py
new file mode 100644
index 0000000..28e20a1
--- /dev/null
+++ b/src/guide/app/strings/demo_texts/__init__.py
@@ -0,0 +1,14 @@
+from guide.app.strings.demo_texts.events import EventTexts
+from guide.app.strings.demo_texts.intake import IntakeTexts
+from guide.app.strings.demo_texts.suppliers import SupplierTexts
+
+
+class DemoTexts:
+    INTAKE = IntakeTexts
+    SUPPLIERS = SupplierTexts
+    EVENTS = EventTexts
+
+
+texts = DemoTexts()
+
+__all__ = ["DemoTexts", "texts", "IntakeTexts", "SupplierTexts", "EventTexts"]
diff --git a/src/guide/app/strings/demo_texts/events.py b/src/guide/app/strings/demo_texts/events.py
new file mode 100644
index 0000000..eb3619c
--- /dev/null
+++ b/src/guide/app/strings/demo_texts/events.py
@@ -0,0 +1,2 @@
+class EventTexts:
+    THREE_BIDS_EVENT_NAME = "Three Bids and a Buy – Demo"
diff --git a/src/guide/app/strings/demo_texts/intake.py b/src/guide/app/strings/demo_texts/intake.py
new file mode 100644
index 0000000..3250173
--- /dev/null
+++ b/src/guide/app/strings/demo_texts/intake.py
@@ -0,0 +1,5 @@
+class IntakeTexts:
+    CONVEYOR_BELT_REQUEST = (
+        "Requesting 500 tons of replacement conveyor belts for Q4 maintenance window."
+    )
+    ALT_REQUEST = "Intake for rapid supplier onboarding and risk review."
diff --git a/src/guide/app/strings/demo_texts/suppliers.py b/src/guide/app/strings/demo_texts/suppliers.py
new file mode 100644
index 0000000..5c3ad08
--- /dev/null
+++ b/src/guide/app/strings/demo_texts/suppliers.py
@@ -0,0 +1,7 @@
+class SupplierTexts:
+    DEFAULT_TRIO = [
+        "Demo Supplier A",
+        "Demo Supplier B",
+        "Demo Supplier C",
+    ]
+    NOTES = "Sourced automatically via demo action."
diff --git a/src/guide/app/strings/labels/__init__.py b/src/guide/app/strings/labels/__init__.py
new file mode 100644
index 0000000..ac72885
--- /dev/null
+++ b/src/guide/app/strings/labels/__init__.py
@@ -0,0 +1,13 @@
+from guide.app.strings.labels.intake import IntakeLabels
+from guide.app.strings.labels.sourcing import SourcingLabels
+
+
+class Labels:
+    INTAKE = IntakeLabels
+    SOURCING = SourcingLabels
+    NEXT_BUTTON = "Next"
+
+
+labels = Labels()
+
+__all__ = ["Labels", "labels", "IntakeLabels", "SourcingLabels"]
diff --git a/src/guide/app/strings/labels/intake.py b/src/guide/app/strings/labels/intake.py
new file mode 100644
index 0000000..40e20cc
--- /dev/null
+++ b/src/guide/app/strings/labels/intake.py
@@ -0,0 +1,6 @@
+"""User-visible labels for intake."""
+
+
+class IntakeLabels:
+    DESCRIPTION_PLACEHOLDER = "Describe what you need"
+    NEXT_BUTTON = "Next"
diff --git a/src/guide/app/strings/labels/sourcing.py b/src/guide/app/strings/labels/sourcing.py
new file mode 100644
index 0000000..057d719
--- /dev/null
+++ b/src/guide/app/strings/labels/sourcing.py
@@ -0,0 +1,6 @@
+"""Labels for sourcing screens."""
+
+
+class SourcingLabels:
+    SUPPLIERS_TAB = "Suppliers"
+    ADD_BUTTON = "Add"
diff --git a/src/guide/app/strings/selectors/__init__.py b/src/guide/app/strings/selectors/__init__.py
new file mode 100644
index 0000000..91c42e0
--- /dev/null
+++ b/src/guide/app/strings/selectors/__init__.py
@@ -0,0 +1,14 @@
+from guide.app.strings.selectors.intake import IntakeSelectors
+from guide.app.strings.selectors.navigation import NavigationSelectors
+from guide.app.strings.selectors.sourcing import SourcingSelectors
+
+
+class Selectors:
+    INTAKE = IntakeSelectors
+    SOURCING = SourcingSelectors
+    NAVIGATION = NavigationSelectors
+
+
+selectors = Selectors()
+
+__all__ = ["Selectors", "selectors", "IntakeSelectors", "SourcingSelectors", "NavigationSelectors"]
diff --git a/src/guide/app/strings/selectors/intake.py b/src/guide/app/strings/selectors/intake.py
new file mode 100644
index 0000000..82c4c9a
--- /dev/null
+++ b/src/guide/app/strings/selectors/intake.py
@@ -0,0 +1,6 @@
+"""Selectors for the intake flow."""
+
+
+class IntakeSelectors:
+    DESCRIPTION_FIELD = '[data-test="intake-description"]'
+    NEXT_BUTTON = '[data-test="intake-next"]'
diff --git a/src/guide/app/strings/selectors/navigation.py b/src/guide/app/strings/selectors/navigation.py
new file mode 100644
index 0000000..433da87
--- /dev/null
+++ b/src/guide/app/strings/selectors/navigation.py
@@ -0,0 +1,6 @@
+"""Selectors used for simple navigation helpers."""
+
+
+class NavigationSelectors:
+    GLOBAL_SEARCH = '[data-test="global-search"]'
+    FIRST_RESULT = '[data-test="search-result"]:first-child'
diff --git a/src/guide/app/strings/selectors/sourcing.py b/src/guide/app/strings/selectors/sourcing.py
new file mode 100644
index 0000000..5d8fe03
--- /dev/null
+++ b/src/guide/app/strings/selectors/sourcing.py
@@ -0,0 +1,7 @@
+"""Selectors for sourcing event setup."""
+
+
+class SourcingSelectors:
+    SUPPLIER_SEARCH_INPUT = '[data-test="supplier-search"]'
+    ADD_SUPPLIER_BUTTON = '[data-test="add-supplier"]'
+    SUPPLIER_ROW = '[data-test="supplier-row"]'