diff --git a/consent-tester/services/authenticated_scanner.py b/consent-tester/services/authenticated_scanner.py
new file mode 100644
index 0000000..58d8fe7
--- /dev/null
+++ b/consent-tester/services/authenticated_scanner.py
@@ -0,0 +1,230 @@
+"""
+Authenticated Scanner — tests post-login functionality.
+
+Checks §312k BGB (cancellation), Art. 17 (deletion), Art. 20 (export),
+Art. 7(3) (consent withdrawal), Art. 15 (data access).
+
+Credentials are NEVER stored, logged, or transmitted beyond the browser context.
+"""
+
+import logging
+from dataclasses import dataclass, field
+
+from playwright.async_api import async_playwright, Page
+
+logger = logging.getLogger(__name__)
+
+USER_AGENT = (
+    "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) "
+    "AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"
+)
+
+
+@dataclass
+class CheckResult:
+    found: bool = False
+    selector: str = ""
+    text: str = ""
+    clicks_needed: int = 0
+    screenshot: bytes = b""
+
+
+@dataclass
+class AuthTestResult:
+    authenticated: bool = False
+    login_error: str = ""
+    cancel_subscription: CheckResult = field(default_factory=CheckResult)
+    delete_account: CheckResult = field(default_factory=CheckResult)
+    export_data: CheckResult = field(default_factory=CheckResult)
+    consent_settings: CheckResult = field(default_factory=CheckResult)
+    profile_visible: CheckResult = field(default_factory=CheckResult)
+
+
+# Search patterns for each check (DE + EN)
+CANCEL_PATTERNS = [
+    "kündigen", "kuendigen", "vertrag beenden", "abo beenden",
+    "mitgliedschaft kündigen", "cancel subscription", "unsubscribe",
+    "cancel membership", "vertrag kündigen",
+]
+
+DELETE_PATTERNS = [
+    "konto löschen", "konto loeschen", "account löschen", "delete account",
+    "account deaktivieren", "profil löschen", "remove account",
+]
+
+EXPORT_PATTERNS = [
+    "daten exportieren", "daten herunterladen", "export data", "download data",
+    "meine daten", "datenauskunft", "data download", "daten anfordern",
+]
+
+CONSENT_PATTERNS = [
+    "einwilligung", "einstellungen", "datenschutz-einstellungen",
+    "consent", "privacy settings", "cookie-einstellungen",
+    "werbeeinstellungen", "marketing preferences",
+]
+
+PROFILE_PATTERNS = [
+    "profil", "mein konto", "kontodaten", "persönliche daten",
+    "profile", "my account", "account settings", "personal data",
+]
+
+
+async def run_authenticated_test(
+    url: str,
+    username: str,
+    password: str,
+    username_selector: str = "",
+    password_selector: str = "",
+    submit_selector: str = "",
+) -> AuthTestResult:
+    """Run authenticated area test. Credentials are destroyed after test."""
+    result = AuthTestResult()
+
+    async with async_playwright() as p:
+        browser = await p.chromium.launch(
+            headless=True,
+            args=["--no-sandbox", "--disable-dev-shm-usage"],
+        )
+        context = await browser.new_context(user_agent=USER_AGENT)
+        page = await context.new_page()
+
+        try:
+            # Step 1: Login
+            await page.goto(url, wait_until="networkidle", timeout=30000)
+            await page.wait_for_timeout(2000)
+
+            login_ok = await _try_login(
+                page, username, password,
+                username_selector, password_selector, submit_selector,
+            )
+
+            if not login_ok:
+                result.login_error = "Login fehlgeschlagen — Formular nicht gefunden oder Credentials falsch"
+                await context.close()
+                await browser.close()
+                return result
+
+            result.authenticated = True
+            await page.wait_for_timeout(3000)
+
+            # Step 2: Check cancellation (§312k BGB)
+            result.cancel_subscription = await _check_patterns(page, CANCEL_PATTERNS, "cancel")
+            logger.info("Cancel check: found=%s", result.cancel_subscription.found)
+
+            # Step 3: Check delete account (Art. 17 DSGVO)
+            result.delete_account = await _check_patterns(page, DELETE_PATTERNS, "delete")
+
+            # Step 4: Check data export (Art. 20 DSGVO)
+            result.export_data = await _check_patterns(page, EXPORT_PATTERNS, "export")
+
+            # Step 5: Check consent settings (Art. 7(3) DSGVO)
+            result.consent_settings = await _check_patterns(page, CONSENT_PATTERNS, "consent")
+
+            # Step 6: Check profile visibility (Art. 15 DSGVO)
+            result.profile_visible = await _check_patterns(page, PROFILE_PATTERNS, "profile")
+
+        except Exception as e:
+            logger.error("Authenticated test failed: %s", e)
+            result.login_error = str(e)
+        finally:
+            # CRITICAL: Destroy context — wipes all credentials, cookies, session
+            await context.close()
+            await browser.close()
+
+    return result
+
+
+async def _try_login(
+    page: Page, username: str, password: str,
+    user_sel: str, pass_sel: str, submit_sel: str,
+) -> bool:
+    """Attempt to fill and submit login form."""
+    try:
+        # Auto-detect selectors if not provided
+        if not user_sel:
+            for sel in ['input[type="email"]', 'input[name="email"]', 'input[name="username"]',
+                        'input[name="login"]', 'input[id="email"]', 'input[id="username"]']:
+                if await page.locator(sel).count() > 0:
+                    user_sel = sel
+                    break
+        if not pass_sel:
+            for sel in ['input[type="password"]', 'input[name="password"]', 'input[id="password"]']:
+                if await page.locator(sel).count() > 0:
+                    pass_sel = sel
+                    break
+        if not submit_sel:
+            for sel in ['button[type="submit"]', 'input[type="submit"]',
+                        'button:has-text("Anmelden")', 'button:has-text("Login")',
+                        'button:has-text("Sign in")', 'button:has-text("Einloggen")']:
+                if await page.locator(sel).count() > 0:
+                    submit_sel = sel
+                    break
+
+        if not user_sel or not pass_sel:
+            return False
+
+        await page.fill(user_sel, username)
+        await page.fill(pass_sel, password)
+
+        if submit_sel:
+            await page.click(submit_sel)
+        else:
+            await page.press(pass_sel, "Enter")
+
+        await page.wait_for_timeout(5000)
+
+        # Check if login succeeded (URL changed or login form disappeared)
+        still_on_login = await page.locator('input[type="password"]').count() > 0
+        return not still_on_login
+
+    except Exception as e:
+        logger.warning("Login attempt failed: %s", e)
+        return False
+
+
+async def _check_patterns(page: Page, patterns: list[str], check_name: str) -> CheckResult:
+    """Search current page and navigation for patterns."""
+    result = CheckResult()
+
+    # Check current page text
+    for pattern in patterns:
+        try:
+            locator = page.get_by_text(pattern, exact=False)
+            count = await locator.count()
+            if count > 0:
+                text = await locator.first.text_content()
+                result.found = True
+                result.text = (text or "").strip()[:100]
+                return result
+        except Exception:
+            continue
+
+    # Check links/buttons
+    for pattern in patterns:
+        try:
+            for sel in [f'a:has-text("{pattern}")', f'button:has-text("{pattern}")',
+                        f'[href*="{pattern.replace(" ", "-")}"]']:
+                locator = page.locator(sel)
+                if await locator.count() > 0:
+                    result.found = True
+                    result.selector = sel
+                    result.text = pattern
+                    return result
+        except Exception:
+            continue
+
+    # Check navigation menus (common locations for account management)
+    for nav_sel in ['nav', '[role="navigation"]', '.sidebar', '.account-menu', '#account']:
+        try:
+            nav = page.locator(nav_sel)
+            if await nav.count() > 0:
+                nav_text = (await nav.first.text_content() or "").lower()
+                for pattern in patterns:
+                    if pattern.lower() in nav_text:
+                        result.found = True
+                        result.text = f"In Navigation: {pattern}"
+                        return result
+        except Exception:
+            continue
+
+    return result
diff --git a/consent-tester/services/banner_detector.py b/consent-tester/services/banner_detector.py
new file mode 100644
index 0000000..396c5dd
--- /dev/null
+++ b/consent-tester/services/banner_detector.py
@@ -0,0 +1,149 @@
+"""
+Banner Detector — identifies Consent Management Platforms and their buttons.
+
+Supports 10+ CMPs with specific selectors + generic fallback.
+"""
+
+from dataclasses import dataclass
+
+from playwright.async_api import Page, Locator
+
+
+@dataclass
+class BannerInfo:
+    detected: bool
+    provider: str
+    accept_selector: str
+    reject_selector: str
+
+
+# CMP-specific selectors (ordered by market share)
+CMP_SELECTORS = [
+    {
+        "name": "Didomi",
+        "detect": "#didomi-host, [class*='didomi']",
+        "accept": "#didomi-notice-agree-button",
+        "reject": "#didomi-notice-disagree-button, .didomi-components-button--secondary",
+    },
+    {
+        "name": "OneTrust",
+        "detect": "#onetrust-banner-sdk, [class*='onetrust']",
+        "accept": "#onetrust-accept-btn-handler",
+        "reject": "#onetrust-reject-all-handler, .onetrust-close-btn-handler",
+    },
+    {
+        "name": "Cookiebot",
+        "detect": "#CybotCookiebotDialog, [class*='CybotCookiebot']",
+        "accept": "#CybotCookiebotDialogBodyLevelButtonLevelOptinAllowAll",
+        "reject": "#CybotCookiebotDialogBodyButtonDecline",
+    },
+    {
+        "name": "Usercentrics",
+        "detect": "#usercentrics-root, [data-testid='uc-banner']",
+        "accept": "[data-testid='uc-accept-all-button']",
+        "reject": "[data-testid='uc-deny-all-button']",
+    },
+    {
+        "name": "CookieYes",
+        "detect": ".cky-consent-container, [class*='cky-']",
+        "accept": ".cky-btn-accept",
+        "reject": ".cky-btn-reject, .cky-btn-customize",
+    },
+    {
+        "name": "Quantcast",
+        "detect": ".qc-cmp2-container, [class*='qc-cmp']",
+        "accept": "[class*='qc-cmp2-summary-buttons'] button:first-child",
+        "reject": "[class*='qc-cmp2-summary-buttons'] button:last-child",
+    },
+    {
+        "name": "Borlabs",
+        "detect": "#BorlabsCookieBox, [class*='BorlabsCookie']",
+        "accept": "#BorlabsCookieBox .cookie-accept, [data-cookie-accept]",
+        "reject": "#BorlabsCookieBox .cookie-refuse, [data-cookie-refuse]",
+    },
+    {
+        "name": "Consentmanager",
+        "detect": "#cmpbox, [class*='cmpbox']",
+        "accept": ".cmpboxbtn.cmpboxbtnyes",
+        "reject": ".cmpboxbtn.cmpboxbtnno",
+    },
+    {
+        "name": "Klaro",
+        "detect": ".klaro, [class*='klaro']",
+        "accept": ".klaro .cm-btn-accept",
+        "reject": ".klaro .cm-btn-decline",
+    },
+    {
+        "name": "TarteAuCitron",
+        "detect": "#tarteaucitronRoot, [class*='tarteaucitron']",
+        "accept": "#tarteaucitronPersonalize2",
+        "reject": "#tarteaucitronAllDenied2",
+    },
+]
+
+# Generic fallback patterns (text-based)
+GENERIC_ACCEPT_TEXTS = [
+    "Alle akzeptieren", "Alles akzeptieren", "Alle Cookies akzeptieren",
+    "Accept all", "Accept All Cookies", "Akzeptieren", "Zustimmen",
+    "Einverstanden", "Ich stimme zu", "Ja, einverstanden",
+]
+
+GENERIC_REJECT_TEXTS = [
+    "Nur notwendige", "Nur essentielle", "Ablehnen", "Alle ablehnen",
+    "Reject", "Reject all", "Nur erforderliche", "Nur technisch notwendige",
+    "Decline", "Nein", "Nicht einverstanden",
+]
+
+
+async def detect_banner(page: Page) -> BannerInfo:
+    """Detect which CMP is used and return button selectors."""
+    # Try CMP-specific selectors first
+    for cmp in CMP_SELECTORS:
+        try:
+            count = await page.locator(cmp["detect"]).count()
+            if count > 0:
+                return BannerInfo(
+                    detected=True,
+                    provider=cmp["name"],
+                    accept_selector=cmp["accept"],
+                    reject_selector=cmp["reject"],
+                )
+        except Exception:
+            continue
+
+    # Generic fallback — search for buttons by text
+    for text in GENERIC_ACCEPT_TEXTS:
+        try:
+            btn = page.get_by_text(text, exact=False)
+            if await btn.count() > 0:
+                accept = f'button:has-text("{text}")'
+                # Try to find reject button nearby
+                reject = ""
+                for rtext in GENERIC_REJECT_TEXTS:
+                    rbtn = page.get_by_text(rtext, exact=False)
+                    if await rbtn.count() > 0:
+                        reject = f'button:has-text("{rtext}")'
+                        break
+                return BannerInfo(
+                    detected=True,
+                    provider="Generic",
+                    accept_selector=accept,
+                    reject_selector=reject,
+                )
+        except Exception:
+            continue
+
+    return BannerInfo(detected=False, provider="", accept_selector="", reject_selector="")
+
+
+async def click_button(page: Page, selector: str, timeout: int = 5000) -> bool:
+    """Try to click a consent button. Returns True if clicked successfully."""
+    if not selector:
+        return False
+    try:
+        locator = page.locator(selector).first
+        await locator.wait_for(state="visible", timeout=timeout)
+        await locator.click()
+        return True
+    except Exception:
+        return False
diff --git a/consent-tester/services/category_tester.py b/consent-tester/services/category_tester.py
new file mode 100644
index 0000000..ddac093
--- /dev/null
+++ b/consent-tester/services/category_tester.py
@@ -0,0 +1,278 @@
+"""
+Category Tester — tests individual cookie consent categories.
+
+Tests each category in isolation: only "Statistics" on, only "Marketing" on, etc.
+Detects miscategorization: e.g., Facebook Pixel loading when only Statistics is enabled.
+"""
+
+import logging
+from dataclasses import dataclass, field
+
+from playwright.async_api import Page, BrowserContext
+
+from services.banner_detector import BannerInfo, click_button
+from services.script_analyzer import find_tracking_services, Violation
+
+logger = logging.getLogger(__name__)
+
+# Which tracking service belongs to which consent category
+SERVICE_CATEGORY_MAP: dict[str, str] = {
+    # Statistics / Analytics
+    "Google Analytics": "statistics",
+    "Matomo": "statistics",
+    "Plausible Analytics": "statistics",
+    "Hotjar": "statistics",
+    "Microsoft Clarity": "statistics",
+    "etracker": "statistics",
+    "Heap Analytics": "statistics",
+    "Amplitude": "statistics",
+    "Mixpanel": "statistics",
+    "PostHog": "statistics",
+    "Mouseflow": "statistics",
+    "Crazy Egg": "statistics",
+    "Lucky Orange": "statistics",
+    "FullStory": "statistics",
+    # Marketing / Advertising
+    "Meta/Facebook Pixel": "marketing",
+    "Google Ads": "marketing",
+    "Google Ads/DoubleClick": "marketing",
+    "TikTok Pixel": "marketing",
+    "LinkedIn Insight": "marketing",
+    "Pinterest Tag": "marketing",
+    "Criteo": "marketing",
+    "Taboola": "marketing",
+    "Outbrain": "marketing",
+    "Amazon Ads": "marketing",
+    "Bing/Microsoft Ads": "marketing",
+    "Salesforce Pardot": "marketing",
+    # Functional
+    "Intercom": "functional",
+    "Zendesk": "functional",
+    "Tidio Chat": "functional",
+    "Crisp Chat": "functional",
+    "LiveChat": "functional",
+    "Freshdesk/Freshchat": "functional",
+    "HelpScout Beacon": "functional",
+}
+
+CATEGORY_LABELS = {
+    "statistics": "Statistik / Analytics",
+    "marketing": "Marketing / Werbung",
+    "functional": "Funktional / Komfort",
+    "social_media": "Social Media",
+}
+
+# CMP-specific category selectors
+CMP_CATEGORY_CONFIG: dict[str, dict] = {
+    "Cookiebot": {
+        "settings_button": "#CybotCookiebotDialogBodyButtonDetails",
+        "save_button": "#CybotCookiebotDialogBodyLevelButtonLevelOptinAllowallSelection",
+        "categories": {
+            "statistics": "#CybotCookiebotDialogBodyLevelButtonStatistics",
+            "marketing": "#CybotCookiebotDialogBodyLevelButtonMarketing",
+            "preferences": "#CybotCookiebotDialogBodyLevelButtonPreferences",
+        },
+    },
+    "OneTrust": {
+        "settings_button": "#onetrust-pc-btn-handler, .ot-sdk-show-settings",
+        "save_button": ".save-preference-btn-handler, #onetrust-accept-btn-handler",
+        "categories": {
+            "statistics": ".ot-switch[data-ot-category='C0002'] input, #ot-group-id-C0002",
+            "marketing": ".ot-switch[data-ot-category='C0004'] input, #ot-group-id-C0004",
+            "functional": ".ot-switch[data-ot-category='C0003'] input, #ot-group-id-C0003",
+        },
+    },
+    "Usercentrics": {
+        "settings_button": "[data-testid='uc-more-information-button'], button:has-text('Mehr Informationen')",
+        "save_button": "[data-testid='uc-save-button']",
+        "categories": {
+            "statistics": "[data-testid='uc-category-statistics'] input",
+            "marketing": "[data-testid='uc-category-marketing'] input",
+            "functional": "[data-testid='uc-category-functional'] input",
+        },
+    },
+    "Didomi": {
+        "settings_button": "#didomi-notice-learn-more-button, .didomi-learn-more-button",
+        "save_button": ".didomi-components-button--primary:has-text('Auswahl speichern'), #didomi-notice-agree-button",
+        "categories": {
+            "statistics": "[data-purpose='analytics_purposes'] input, [data-purpose='measure'] input",
+            "marketing": "[data-purpose='advertising_purposes'] input, [data-purpose='ads'] input",
+        },
+    },
+}
+
+# Generic category keywords for fallback detection
+CATEGORY_KEYWORDS = {
+    "statistics": ["statistik", "analytics", "analyse", "statistics", "messung", "reichweite"],
+    "marketing": ["marketing", "werbung", "advertising", "targeting", "remarketing", "anzeigen"],
+    "functional": ["funktional", "functional", "preferences", "praeferenz", "komfort", "einstellungen"],
+    "social_media": ["social media", "soziale medien", "social", "teilen"],
+}
+
+
+@dataclass
+class CategoryInfo:
+    name: str
+    label: str
+    selector: str
+
+
+@dataclass
+class CategoryTestResult:
+    category: str
+    category_label: str
+    scripts_loaded: list[str] = field(default_factory=list)
+    cookies_set: list[str] = field(default_factory=list)
+    tracking_services: list[str] = field(default_factory=list)
+    violations: list[dict] = field(default_factory=list)
+
+
+async def detect_categories(page: Page, banner: BannerInfo) -> list[CategoryInfo]:
+    """Detect available cookie categories in the CMP."""
+    categories = []
+    provider = banner.provider
+
+    # CMP-specific detection
+    config = CMP_CATEGORY_CONFIG.get(provider)
+    if config:
+        # Open settings panel first
+        if config.get("settings_button"):
+            await click_button(page, config["settings_button"], timeout=3000)
+            await page.wait_for_timeout(1000)
+
+        for cat_name, selector in config.get("categories", {}).items():
+            try:
+                if await page.locator(selector.split(",")[0].strip()).count() > 0:
+                    categories.append(CategoryInfo(
+                        name=cat_name,
+                        label=CATEGORY_LABELS.get(cat_name, cat_name),
+                        selector=selector,
+                    ))
+            except Exception:
+                continue
+
+    # Generic fallback: search for toggle/checkbox elements with category keywords
+    if not categories:
+        try:
+            toggles = await page.evaluate("""
+                () => {
+                    const elements = document.querySelectorAll(
+                        'input[type="checkbox"], [role="switch"], [class*="toggle"], [class*="switch"]'
+                    );
+                    return [...elements].map(el => ({
+                        text: (el.closest('label')?.textContent || el.getAttribute('aria-label') || '').trim(),
+                        id: el.id || '',
+                        selector: el.id ? '#' + el.id : '',
+                    })).filter(e => e.text.length > 0);
+                }
+            """)
+
+            for toggle in (toggles or []):
+                text_lower = toggle["text"].lower()
+                for cat_name, keywords in CATEGORY_KEYWORDS.items():
+                    if any(kw in text_lower for kw in keywords):
+                        sel = toggle["selector"] or f'[aria-label*="{toggle["text"][:20]}"]'
+                        categories.append(CategoryInfo(
+                            name=cat_name,
+                            label=toggle["text"][:50],
+                            selector=sel,
+                        ))
+                        break
+        except Exception as e:
+            logger.warning("Generic category detection failed: %s", e)
+
+    logger.info("Detected %d categories for %s", len(categories), provider)
+    return categories
+
+
+async def test_single_category(
+    context: BrowserContext,
+    url: str,
+    category: CategoryInfo,
+    banner: BannerInfo,
+    wait_ms: int = 5000,
+) -> CategoryTestResult:
+    """Test a single category in isolation: enable only this one, disable others."""
+    result = CategoryTestResult(
+        category=category.name,
+        category_label=category.label,
+    )
+
+    try:
+        page = await context.new_page()
+        scripts: list[str] = []
+        page.on("request", lambda req: _collect(req, scripts))
+
+        await page.goto(url, wait_until="networkidle", timeout=20000)
+        await page.wait_for_timeout(2000)
+
+        config = CMP_CATEGORY_CONFIG.get(banner.provider)
+
+        if config:
+            # Open settings
+            if config.get("settings_button"):
+                await click_button(page, config["settings_button"], timeout=3000)
+                await page.wait_for_timeout(1000)
+
+            # Disable ALL categories first
+            for cat_sel in config.get("categories", {}).values():
+                try:
+                    el = page.locator(cat_sel.split(",")[0].strip()).first
+                    if await el.is_checked():
+                        await el.click()
+                except Exception:
+                    continue
+
+            # Enable ONLY the target category
+            try:
+                el = page.locator(category.selector.split(",")[0].strip()).first
+                if not await el.is_checked():
+                    await el.click()
+            except Exception:
+                logger.warning("Could not toggle category %s", category.name)
+
+            # Save selection
+            if config.get("save_button"):
+                await click_button(page, config["save_button"], timeout=3000)
+
+        await page.wait_for_timeout(wait_ms)
+
+        # Collect results
+        result.scripts_loaded = _dedup_scripts(scripts)
+        result.cookies_set = [c.get("name", "") for c in await context.cookies()]
+        result.tracking_services = find_tracking_services(result.scripts_loaded)
+
+        # Find violations: services that don't belong to this category
+        for service in result.tracking_services:
+            expected_cat = SERVICE_CATEGORY_MAP.get(service)
+            if expected_cat and expected_cat != category.name:
+                result.violations.append({
+                    "service": service,
+                    "severity": "HIGH",
+                    "text": f"{service} laedt bei '{category.label}' — gehoert aber zu '{CATEGORY_LABELS.get(expected_cat, expected_cat)}'",
+                    "expected_category": expected_cat,
+                    "actual_category": category.name,
+                })
+
+        await page.close()
+
+    except Exception as e:
+        logger.error("Category test failed for %s: %s", category.name, e)
+
+    return result
+
+
+def _collect(request, scripts: list[str]):
+    if request.resource_type in ("script", "image", "xhr", "fetch"):
+        scripts.append(request.url)
+
+
+def _dedup_scripts(scripts: list[str]) -> list[str]:
+    seen = set()
+    result = []
+    for url in scripts:
+        domain = url.split("/")[2] if len(url.split("/")) > 2 else url
+        if domain not in seen:
+            seen.add(domain)
+            result.append(url)
+    return result[:30]
diff --git a/consent-tester/services/script_analyzer.py b/consent-tester/services/script_analyzer.py
new file mode 100644
index 0000000..4079362
--- /dev/null
+++ b/consent-tester/services/script_analyzer.py
@@ -0,0 +1,157 @@
+"""
+Script Analyzer — classifies detected scripts and cookies against known services.
+"""
+
+import re
+from dataclasses import dataclass
+
+SERVICE_PATTERNS: dict[str, dict] = {
+    r"google.?analytics|gtag|UA-\d|G-\w{5}": {
+        "name": "Google Analytics", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Art. 44-49 DSGVO",
+    },
+    r"googletagmanager|gtm\.js": {
+        "name": "Google Tag Manager", "requires_consent": True,
+        "legal_ref": "§25 TDDDG",
+    },
+    r"facebook\.net|fbevents|fbq": {
+        "name": "Meta/Facebook Pixel", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Art. 44-49 DSGVO",
+    },
+    r"hotjar\.com|_hjSettings": {
+        "name": "Hotjar", "requires_consent": True,
+        "legal_ref": "§25 TDDDG (Session Recording)",
+    },
+    r"clarity\.ms": {
+        "name": "Microsoft Clarity", "requires_consent": True,
+        "legal_ref": "§25 TDDDG (Session Replay)",
+    },
+    r"tiktok\.com/i18n|analytics\.tiktok": {
+        "name": "TikTok Pixel", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Drittlandtransfer China",
+    },
+    r"linkedin\.com/insight|snap\.licdn": {
+        "name": "LinkedIn Insight", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Art. 44-49 DSGVO",
+    },
+    r"pinterest\.com/ct|pinimg\.com/ct": {
+        "name": "Pinterest Tag", "requires_consent": True,
+        "legal_ref": "§25 TDDDG",
+    },
+    r"criteo\.com|criteo\.net": {
+        "name": "Criteo", "requires_consent": True,
+        "legal_ref": "§25 TDDDG",
+    },
+    r"doubleclick\.net|googlesyndication": {
+        "name": "Google Ads/DoubleClick", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Art. 44-49 DSGVO",
+    },
+    r"fonts\.googleapis\.com|fonts\.gstatic": {
+        "name": "Google Fonts", "requires_consent": True,
+        "legal_ref": "LG Muenchen I, Az. 3 O 17493/20",
+    },
+    r"recaptcha|grecaptcha": {
+        "name": "Google reCAPTCHA", "requires_consent": True,
+        "legal_ref": "§25 TDDDG",
+    },
+    r"youtube\.com/embed|ytimg": {
+        "name": "YouTube", "requires_consent": True,
+        "legal_ref": "§25 TDDDG, Art. 44-49 DSGVO",
+    },
+    r"maps\.googleapis|maps\.google": {
+        "name": "Google Maps", "requires_consent": True,
+        "legal_ref": "§25 TDDDG",
+    },
+    r"intercom\.io|intercomcdn": {
+        "name": "Intercom", "requires_consent": True,
+        "legal_ref": "Art. 44-49 DSGVO",
+    },
+    r"zendesk\.com|zdassets": {
+        "name": "Zendesk", "requires_consent": True,
+        "legal_ref": "Art. 44-49 DSGVO",
+    },
+    r"sentry\.io|sentry-cdn": {
+        "name": "Sentry", "requires_consent": False,
+        "legal_ref": "Berechtigtes Interesse (Error Tracking)",
+    },
+    r"cdn\.cloudflare\.com": {
+        "name": "Cloudflare CDN", "requires_consent": False,
+        "legal_ref": "Berechtigtes Interesse (CDN)",
+    },
+    r"didomi|cookiebot|onetrust|usercentrics|consentmanager": {
+        "name": "Consent Management", "requires_consent": False,
+        "legal_ref": "Notwendig (CMP)",
+    },
+}
+
+
+@dataclass
+class Violation:
+    service: str
+    severity: str  # "HIGH", "CRITICAL"
+    text: str
+    legal_ref: str
+
+
+def classify_scripts(scripts: list[str]) -> list[str]:
+    """Classify script URLs into known service names."""
+    services = set()
+    for script in scripts:
+        for pattern, meta in SERVICE_PATTERNS.items():
+            if re.search(pattern, script, re.IGNORECASE):
+                services.add(meta["name"])
+                break
+    return sorted(services)
+
+
+def find_tracking_services(scripts: list[str]) -> list[str]:
+    """Find services that require consent."""
+    tracking = []
+    for script in scripts:
+        for pattern, meta in SERVICE_PATTERNS.items():
+            if re.search(pattern, script, re.IGNORECASE) and meta["requires_consent"]:
+                tracking.append(meta["name"])
+                break
+    return sorted(set(tracking))
+
+
+def find_violations_before_consent(scripts: list[str]) -> list[Violation]:
+    """Find tracking scripts that load without consent (HIGH)."""
+    violations = []
+    seen = set()
+    for script in scripts:
+        for pattern, meta in SERVICE_PATTERNS.items():
+            if re.search(pattern, script, re.IGNORECASE) and meta["requires_consent"]:
+                name = meta["name"]
+                if name not in seen:
+                    seen.add(name)
+                    violations.append(Violation(
+                        service=name, severity="HIGH",
+                        text=f"{name} laedt OHNE vorherige Einwilligung",
+                        legal_ref=meta["legal_ref"],
+                    ))
+                break
+    return violations
+
+
+def find_violations_after_reject(
+    before_scripts: list[str], after_scripts: list[str],
+) -> list[Violation]:
+    """Find tracking scripts that still load after rejection (CRITICAL)."""
+    violations = []
+    after_tracking = find_tracking_services(after_scripts)
+    before_tracking = find_tracking_services(before_scripts)
+
+    for service in after_tracking:
+        if service in before_tracking:
+            # Was already loading before AND still loads after reject = CRITICAL
+            for pattern, meta in SERVICE_PATTERNS.items():
+                if meta["name"] == service:
+                    violations.append(Violation(
+                        service=service, severity="CRITICAL",
+                        text=f"{service} laedt TROTZ Ablehnung — moegliches Dark Pattern",
+                        legal_ref=meta["legal_ref"] + ", Art. 5(3) ePrivacy",
+                    ))
+                    break
+
+    return violations