diff --git a/Dockerfile b/Dockerfile
index 293a65a..8db39b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,6 +16,7 @@ WORKDIR /app
 RUN apt-get update && apt-get install -y --no-install-recommends \
     gcc \
     libpq-dev \
+    gosu \
     && rm -rf /var/lib/apt/lists/*
 
 # Install Python dependencies
@@ -28,14 +29,18 @@ COPY backend/ .
 # Copy built frontend from Stage 1
 COPY --from=frontend-build /frontend/dist /app/static
 
+# Copy and set up entrypoint script
+COPY docker-entrypoint.sh /usr/local/bin/
+RUN chmod +x /usr/local/bin/docker-entrypoint.sh
+
 # Create data directories
 RUN mkdir -p /data/downloads /data/config /data/cookies
 
-# Run as non-root user
+# Create non-root user (entrypoint will switch to this user after fixing permissions)
 RUN useradd -m -u 1000 appuser && \
     chown -R appuser:appuser /app /data
-USER appuser
 
 EXPOSE 8080
 
+ENTRYPOINT ["docker-entrypoint.sh"]
 CMD ["hypercorn", "app.main:app", "--bind", "0.0.0.0:8080"]
diff --git a/backend/app/api/credentials.py b/backend/app/api/credentials.py
index 2260a92..c7540fe 100644
--- a/backend/app/api/credentials.py
+++ b/backend/app/api/credentials.py
@@ -24,8 +24,12 @@ async def list_credentials():
         result = await session.execute(select(Credential))
         credentials = result.scalars().all()
 
+        # Also return a simple map of platform -> has_credentials for UI convenience
+        platforms_with_creds = {c.platform: True for c in credentials}
+
         return jsonify({
-            "items": [c.to_dict(include_data=False) for c in credentials]
+            "items": [c.to_dict(include_data=False) for c in credentials],
+            "platforms": platforms_with_creds,
         })
 
 
diff --git a/backend/app/api/downloads.py b/backend/app/api/downloads.py
index 07d30c9..9ab4d7a 100644
--- a/backend/app/api/downloads.py
+++ b/backend/app/api/downloads.py
@@ -128,6 +128,46 @@ async def retry_download(download_id: int):
         }), 202
 
 
+@bp.route("/recent-activity", methods=["GET"])
+async def recent_activity():
+    """Get recent noteworthy downloads: failures and completions with new files.
+
+    These are downloads that warrant user attention, not routine "no new content" runs.
+    Results are limited to the last 7 days by default.
+    """
+    limit = min(int(request.args.get("limit", 10)), 50)
+    days = int(request.args.get("days", 7))
+
+    from datetime import timedelta
+    cutoff = datetime.utcnow() - timedelta(days=days)
+
+    async with current_app.db_engine.connect() as conn:
+        session = AsyncSession(bind=conn)
+
+        # Get failed downloads OR completed with files (noteworthy activity)
+        from sqlalchemy import or_
+        query = select(Download).where(
+            and_(
+                Download.created_at >= cutoff,
+                or_(
+                    Download.status == DownloadStatus.FAILED,
+                    and_(
+                        Download.status == DownloadStatus.COMPLETED,
+                        Download.file_count > 0
+                    )
+                )
+            )
+        ).order_by(Download.created_at.desc()).limit(limit)
+
+        result = await session.execute(query)
+        downloads = result.scalars().all()
+
+        return jsonify({
+            "items": [d.to_dict() for d in downloads],
+            "count": len(downloads),
+        })
+
+
 @bp.route("/stats", methods=["GET"])
 async def get_stats():
     """Get download statistics."""
diff --git a/backend/app/api/settings.py b/backend/app/api/settings.py
index 576a1f7..b7d6972 100644
--- a/backend/app/api/settings.py
+++ b/backend/app/api/settings.py
@@ -1,6 +1,7 @@
 """Settings API endpoints."""
 
 import json
+import os
 from pathlib import Path
 from quart import Blueprint, request, jsonify, current_app
 from sqlalchemy import select
@@ -12,6 +13,45 @@ from app.config import get_settings
 bp = Blueprint("settings", __name__)
 
 
+def get_storage_stats():
+    """Calculate storage statistics for the downloads directory."""
+    config = get_settings()
+    downloads_path = Path(config.downloads_path)
+
+    if not downloads_path.exists():
+        return {"total_size": 0, "total_size_formatted": "0 B", "file_count": 0}
+
+    total_size = 0
+    file_count = 0
+
+    try:
+        for root, dirs, files in os.walk(downloads_path):
+            for f in files:
+                fp = os.path.join(root, f)
+                try:
+                    total_size += os.path.getsize(fp)
+                    file_count += 1
+                except OSError:
+                    pass
+    except Exception as e:
+        current_app.logger.error(f"Error calculating storage stats: {e}")
+        return {"total_size": 0, "total_size_formatted": "Error", "file_count": 0}
+
+    # Format size
+    def format_size(size):
+        for unit in ['B', 'KB', 'MB', 'GB', 'TB']:
+            if size < 1024:
+                return f"{size:.1f} {unit}"
+            size /= 1024
+        return f"{size:.1f} PB"
+
+    return {
+        "total_size": total_size,
+        "total_size_formatted": format_size(total_size),
+        "file_count": file_count,
+    }
+
+
 async def get_or_create_extension_api_key(session: AsyncSession) -> str:
     """Get the extension API key, creating one if it doesn't exist."""
     result = await session.execute(
@@ -72,7 +112,10 @@ async def get_all_settings():
         api_key = await get_or_create_extension_api_key(session)
         settings_dict[EXTENSION_API_KEY_SETTING] = api_key
 
-        return jsonify({"settings": settings_dict})
+        # Include storage statistics
+        storage_stats = get_storage_stats()
+
+        return jsonify({"settings": settings_dict, "storage_stats": storage_stats})
 
 
 @bp.route("", methods=["PATCH"])
@@ -186,3 +229,39 @@ async def update_gallery_dl_config():
     except Exception as e:
         current_app.logger.error(f"Failed to write gallery-dl config: {e}")
         return jsonify({"error": f"Failed to write config: {e}"}), 500
+
+
+@bp.route("/logs", methods=["GET"])
+async def get_logs():
+    """Get recent download logs from download metadata.
+
+    Returns the stdout/stderr from recent downloads for debugging.
+    """
+    from app.models.download import Download
+    from sqlalchemy import desc
+
+    limit = min(int(request.args.get("limit", 50)), 200)
+
+    async with current_app.db_engine.connect() as conn:
+        session = AsyncSession(bind=conn)
+
+        # Get recent downloads with output logs
+        query = select(Download).order_by(desc(Download.created_at)).limit(limit)
+        result = await session.execute(query)
+        downloads = result.scalars().all()
+
+        logs = []
+        for dl in downloads:
+            metadata = dl.metadata_ or {}
+            if metadata.get("stdout") or metadata.get("stderr") or dl.error_message:
+                logs.append({
+                    "id": dl.id,
+                    "url": dl.url,
+                    "status": dl.status,
+                    "created_at": dl.created_at.isoformat() + "Z" if dl.created_at else None,
+                    "stdout": metadata.get("stdout", ""),
+                    "stderr": metadata.get("stderr", ""),
+                    "error_message": dl.error_message,
+                })
+
+        return jsonify({"logs": logs, "count": len(logs)})
diff --git a/backend/app/models/base.py b/backend/app/models/base.py
index 19b0a95..8c454ab 100644
--- a/backend/app/models/base.py
+++ b/backend/app/models/base.py
@@ -1,6 +1,6 @@
 """SQLAlchemy base model."""
 
-from datetime import datetime
+from datetime import datetime, timezone
 from sqlalchemy import func
 from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
 
@@ -10,8 +10,29 @@ class Base(DeclarativeBase):
     pass
 
 
-class TimestampMixin:
-    """Mixin for created_at and updated_at timestamps."""
+def utcnow():
+    """Return current UTC time as timezone-aware datetime."""
+    return datetime.now(timezone.utc)
 
-    created_at: Mapped[datetime] = mapped_column(default=func.now())
-    updated_at: Mapped[datetime] = mapped_column(default=func.now(), onupdate=func.now())
+
+def format_datetime(dt):
+    """Format datetime as ISO string with UTC marker for API responses.
+
+    If the datetime is naive (no timezone), assumes UTC and appends Z.
+    This ensures JavaScript Date() correctly interprets the timezone.
+    """
+    if not dt:
+        return None
+    # If naive (no timezone), assume UTC and append Z
+    if dt.tzinfo is None:
+        return dt.isoformat() + "Z"
+    return dt.isoformat()
+
+
+class TimestampMixin:
+    """Mixin for created_at and updated_at timestamps.
+
+    Uses UTC timestamps for consistency. Frontend should convert to local time.
+    """
+    created_at: Mapped[datetime] = mapped_column(default=utcnow)
+    updated_at: Mapped[datetime] = mapped_column(default=utcnow, onupdate=utcnow)
diff --git a/backend/app/models/download.py b/backend/app/models/download.py
index 2069590..82231f4 100644
--- a/backend/app/models/download.py
+++ b/backend/app/models/download.py
@@ -6,7 +6,7 @@ from sqlalchemy import String, Integer, Text, ForeignKey, BigInteger
 from sqlalchemy.dialects.postgresql import JSONB
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
-from app.models.base import Base, TimestampMixin
+from app.models.base import Base, TimestampMixin, format_datetime
 
 
 class DownloadStatus:
@@ -79,10 +79,10 @@ class Download(Base, TimestampMixin):
             "error_message": self.error_message,
             "file_count": self.file_count,
             "total_size": self.total_size,
-            "started_at": self.started_at.isoformat() if self.started_at else None,
-            "completed_at": self.completed_at.isoformat() if self.completed_at else None,
+            "started_at": format_datetime(self.started_at),
+            "completed_at": format_datetime(self.completed_at),
             "metadata": self.metadata_,
-            "created_at": self.created_at.isoformat() if self.created_at else None,
+            "created_at": format_datetime(self.created_at),
         }
 
 
diff --git a/backend/app/models/source.py b/backend/app/models/source.py
index d520daa..ec6e0a6 100644
--- a/backend/app/models/source.py
+++ b/backend/app/models/source.py
@@ -6,7 +6,7 @@ from sqlalchemy import String, Boolean, Integer, Text, ForeignKey, UniqueConstra
 from sqlalchemy.dialects.postgresql import JSONB
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
-from app.models.base import Base, TimestampMixin
+from app.models.base import Base, TimestampMixin, format_datetime
 
 
 class Source(Base, TimestampMixin):
@@ -55,12 +55,12 @@ class Source(Base, TimestampMixin):
             "url": self.url,
             "enabled": self.enabled,
             "check_interval": self.check_interval,
-            "last_check": self.last_check.isoformat() if self.last_check else None,
-            "last_success": self.last_success.isoformat() if self.last_success else None,
+            "last_check": format_datetime(self.last_check),
+            "last_success": format_datetime(self.last_success),
             "error_count": self.error_count,
             "metadata": self.metadata_,
-            "created_at": self.created_at.isoformat() if self.created_at else None,
-            "updated_at": self.updated_at.isoformat() if self.updated_at else None,
+            "created_at": format_datetime(self.created_at),
+            "updated_at": format_datetime(self.updated_at),
         }
         if include_subscription and self.subscription:
             result["subscription_name"] = self.subscription.name
diff --git a/backend/app/models/subscription.py b/backend/app/models/subscription.py
index 7a16b58..4716df1 100644
--- a/backend/app/models/subscription.py
+++ b/backend/app/models/subscription.py
@@ -6,7 +6,7 @@ from sqlalchemy import String, Boolean, Integer, Text
 from sqlalchemy.dialects.postgresql import JSONB
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
-from app.models.base import Base, TimestampMixin
+from app.models.base import Base, TimestampMixin, format_datetime
 
 if TYPE_CHECKING:
     from app.models.source import Source
@@ -64,8 +64,8 @@ class Subscription(Base, TimestampMixin):
             "metadata": self.metadata_,
             "platform_count": self.platform_count,
             "enabled_source_count": self.enabled_source_count,
-            "created_at": self.created_at.isoformat() if self.created_at else None,
-            "updated_at": self.updated_at.isoformat() if self.updated_at else None,
+            "created_at": format_datetime(self.created_at),
+            "updated_at": format_datetime(self.updated_at),
         }
         if include_sources and self.sources:
             result["sources"] = [s.to_dict(include_subscription=False) for s in self.sources]
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
new file mode 100644
index 0000000..19de845
--- /dev/null
+++ b/docker-entrypoint.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+set -e
+
+# Fix ownership of data directories (needed for bind mounts)
+# Only fix top-level dirs to avoid slow recursive chown on large downloads
+echo "Fixing data directory permissions..."
+chown appuser:appuser /data /data/downloads /data/config /data/cookies 2>/dev/null || true
+
+# Wait for database to be ready
+echo "Waiting for database..."
+until gosu appuser python -c "
+import asyncio
+from sqlalchemy.ext.asyncio import create_async_engine
+from app.config import get_settings
+
+async def check():
+    settings = get_settings()
+    engine = create_async_engine(settings.async_database_url)
+    async with engine.connect() as conn:
+        await conn.execute(__import__('sqlalchemy').text('SELECT 1'))
+    await engine.dispose()
+
+asyncio.run(check())
+" 2>/dev/null; do
+    echo "Database not ready, waiting..."
+    sleep 2
+done
+echo "Database is ready!"
+
+# Only run migrations from the app container (not celery worker)
+# This prevents race conditions when multiple containers start simultaneously
+if [[ "$1" == "hypercorn" ]]; then
+    echo "Running database migrations..."
+    gosu appuser alembic upgrade head
+    echo "Migrations complete!"
+else
+    echo "Skipping migrations (will be run by app container)"
+fi
+
+# Start the application as non-root user
+exec gosu appuser "$@"
diff --git a/extension/icons/icon.svg b/extension/icons/icon.svg
new file mode 100644
index 0000000..1fcf038
--- /dev/null
+++ b/extension/icons/icon.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
+  <path fill="#1976D2" d="M20,4H4A2,2 0 0,0 2,6V18A2,2 0 0,0 4,20H20A2,2 0 0,0 22,18V6A2,2 0 0,0 20,4M4,18V6H20V18H4M6,10H8V8H6V10M6,14H8V12H6V14M10,10H18V8H10V10M10,14H18V12H10V14Z"/>
+</svg>
diff --git a/extension/manifest.json b/extension/manifest.json
index d2cfc83..e215e4d 100644
--- a/extension/manifest.json
+++ b/extension/manifest.json
@@ -19,12 +19,7 @@
 
   "browser_action": {
     "default_popup": "popup/popup.html",
-    "default_icon": {
-      "16": "icons/icon-16.png",
-      "32": "icons/icon-32.png",
-      "48": "icons/icon-48.png",
-      "128": "icons/icon-128.png"
-    },
+    "default_icon": "icons/icon.svg",
     "default_title": "GallerySubscriber"
   },
 
@@ -44,9 +39,7 @@
   },
 
   "icons": {
-    "16": "icons/icon-16.png",
-    "32": "icons/icon-32.png",
-    "48": "icons/icon-48.png",
-    "128": "icons/icon-128.png"
+    "48": "icons/icon.svg",
+    "96": "icons/icon.svg"
   }
 }
diff --git a/extension/options/options.html b/extension/options/options.html
index 1c5c84f..8e971d9 100644
--- a/extension/options/options.html
+++ b/extension/options/options.html
@@ -4,8 +4,10 @@
   <meta charset="UTF-8">
   <title>GallerySubscriber Settings</title>
   <style>
+    /* Light theme (default) */
     :root {
       --primary-color: #1976d2;
+      --primary-hover: #1565c0;
       --success-color: #4caf50;
       --error-color: #f44336;
       --bg-color: #f5f5f5;
@@ -13,6 +15,64 @@
       --text-color: #212121;
       --text-secondary: #757575;
       --border-color: #e0e0e0;
+      --input-bg: #ffffff;
+      --btn-secondary-bg: #f5f5f5;
+      --btn-secondary-hover: #eeeeee;
+      --instructions-bg: #e3f2fd;
+      --instructions-title: #1565c0;
+      --code-bg: rgba(0,0,0,0.08);
+      --result-success-bg: #e8f5e9;
+      --result-success-text: #2e7d32;
+      --result-error-bg: #ffebee;
+      --result-error-text: #c62828;
+    }
+
+    /* Dark theme */
+    [data-theme="dark"] {
+      --primary-color: #64b5f6;
+      --primary-hover: #42a5f5;
+      --success-color: #81c784;
+      --error-color: #e57373;
+      --bg-color: #121212;
+      --card-bg: #1e1e1e;
+      --text-color: #e0e0e0;
+      --text-secondary: #9e9e9e;
+      --border-color: #424242;
+      --input-bg: #2d2d2d;
+      --btn-secondary-bg: #2d2d2d;
+      --btn-secondary-hover: #3d3d3d;
+      --instructions-bg: #1a2a3a;
+      --instructions-title: #64b5f6;
+      --code-bg: rgba(255,255,255,0.1);
+      --result-success-bg: #1b3d1b;
+      --result-success-text: #81c784;
+      --result-error-bg: #3d1b1b;
+      --result-error-text: #e57373;
+    }
+
+    /* Auto-detect system theme preference */
+    @media (prefers-color-scheme: dark) {
+      :root:not([data-theme="light"]) {
+        --primary-color: #64b5f6;
+        --primary-hover: #42a5f5;
+        --success-color: #81c784;
+        --error-color: #e57373;
+        --bg-color: #121212;
+        --card-bg: #1e1e1e;
+        --text-color: #e0e0e0;
+        --text-secondary: #9e9e9e;
+        --border-color: #424242;
+        --input-bg: #2d2d2d;
+        --btn-secondary-bg: #2d2d2d;
+        --btn-secondary-hover: #3d3d3d;
+        --instructions-bg: #1a2a3a;
+        --instructions-title: #64b5f6;
+        --code-bg: rgba(255,255,255,0.1);
+        --result-success-bg: #1b3d1b;
+        --result-success-text: #81c784;
+        --result-error-bg: #3d1b1b;
+        --result-error-text: #e57373;
+      }
     }
 
     * {
@@ -80,6 +140,8 @@
       border: 1px solid var(--border-color);
       border-radius: 6px;
       font-size: 14px;
+      background: var(--input-bg);
+      color: var(--text-color);
       transition: border-color 0.15s;
     }
 
@@ -122,17 +184,17 @@
     }
 
     .btn-primary:hover {
-      background: #1565c0;
+      background: var(--primary-hover);
     }
 
     .btn-secondary {
-      background: #f5f5f5;
+      background: var(--btn-secondary-bg);
       color: var(--text-color);
       border: 1px solid var(--border-color);
     }
 
     .btn-secondary:hover {
-      background: #eeeeee;
+      background: var(--btn-secondary-hover);
     }
 
     .btn:disabled {
@@ -159,13 +221,13 @@
     }
 
     .result.success {
-      background: #e8f5e9;
-      color: #2e7d32;
+      background: var(--result-success-bg);
+      color: var(--result-success-text);
     }
 
     .result.error {
-      background: #ffebee;
-      color: #c62828;
+      background: var(--result-error-bg);
+      color: var(--result-error-text);
     }
 
     .connection-test {
@@ -179,7 +241,7 @@
       width: 10px;
       height: 10px;
       border-radius: 50%;
-      background: #9e9e9e;
+      background: var(--text-secondary);
     }
 
     .status-dot.connected {
@@ -191,7 +253,7 @@
     }
 
     .instructions {
-      background: #e3f2fd;
+      background: var(--instructions-bg);
       border-radius: 6px;
       padding: 16px;
       margin-bottom: 16px;
@@ -201,7 +263,7 @@
       font-size: 14px;
       font-weight: 600;
       margin-bottom: 8px;
-      color: #1565c0;
+      color: var(--instructions-title);
     }
 
     .instructions ol {
@@ -215,7 +277,7 @@
     }
 
     .instructions code {
-      background: rgba(0,0,0,0.08);
+      background: var(--code-bg);
       padding: 2px 6px;
       border-radius: 3px;
       font-family: monospace;
diff --git a/extension/popup/popup.css b/extension/popup/popup.css
index a301720..16b4e68 100644
--- a/extension/popup/popup.css
+++ b/extension/popup/popup.css
@@ -1,12 +1,75 @@
+/* Light theme (default) */
 :root {
   --primary-color: #1976d2;
+  --primary-hover: #1565c0;
   --success-color: #4caf50;
   --warning-color: #ff9800;
   --error-color: #f44336;
   --bg-color: #ffffff;
+  --bg-secondary: #f5f5f5;
+  --bg-hover: #f5f9ff;
   --text-color: #212121;
   --text-secondary: #757575;
   --border-color: #e0e0e0;
+  --alert-warning-bg: #fff8e1;
+  --alert-warning-border: #ffcc02;
+  --alert-warning-text: #795548;
+  --status-success-bg: #e8f5e9;
+  --status-success-text: #2e7d32;
+  --status-success-border: #a5d6a7;
+  --status-error-bg: #ffebee;
+  --status-error-text: #c62828;
+  --status-error-border: #ef9a9a;
+}
+
+/* Dark theme */
+[data-theme="dark"] {
+  --primary-color: #64b5f6;
+  --primary-hover: #42a5f5;
+  --success-color: #81c784;
+  --warning-color: #ffb74d;
+  --error-color: #e57373;
+  --bg-color: #1e1e1e;
+  --bg-secondary: #2d2d2d;
+  --bg-hover: #2a3a4a;
+  --text-color: #e0e0e0;
+  --text-secondary: #9e9e9e;
+  --border-color: #424242;
+  --alert-warning-bg: #3d3224;
+  --alert-warning-border: #8b6914;
+  --alert-warning-text: #ffcc02;
+  --status-success-bg: #1b3d1b;
+  --status-success-text: #81c784;
+  --status-success-border: #2e7d32;
+  --status-error-bg: #3d1b1b;
+  --status-error-text: #e57373;
+  --status-error-border: #c62828;
+}
+
+/* Auto-detect system theme preference */
+@media (prefers-color-scheme: dark) {
+  :root:not([data-theme="light"]) {
+    --primary-color: #64b5f6;
+    --primary-hover: #42a5f5;
+    --success-color: #81c784;
+    --warning-color: #ffb74d;
+    --error-color: #e57373;
+    --bg-color: #1e1e1e;
+    --bg-secondary: #2d2d2d;
+    --bg-hover: #2a3a4a;
+    --text-color: #e0e0e0;
+    --text-secondary: #9e9e9e;
+    --border-color: #424242;
+    --alert-warning-bg: #3d3224;
+    --alert-warning-border: #8b6914;
+    --alert-warning-text: #ffcc02;
+    --status-success-bg: #1b3d1b;
+    --status-success-text: #81c784;
+    --status-success-border: #2e7d32;
+    --status-error-bg: #3d1b1b;
+    --status-error-text: #e57373;
+    --status-error-border: #c62828;
+  }
 }
 
 * {
@@ -91,7 +154,7 @@ body {
 
 .platform-card:hover:not(.disabled) {
   border-color: var(--primary-color);
-  background: #f5f9ff;
+  background: var(--bg-hover);
 }
 
 .platform-card.disabled {
@@ -176,17 +239,17 @@ body {
 }
 
 .btn-primary:hover {
-  background: #1565c0;
+  background: var(--primary-hover);
 }
 
 .btn-secondary {
-  background: #f5f5f5;
+  background: var(--bg-secondary);
   color: var(--text-color);
   border: 1px solid var(--border-color);
 }
 
 .btn-secondary:hover {
-  background: #eeeeee;
+  background: var(--border-color);
 }
 
 .btn:disabled {
@@ -205,7 +268,7 @@ body {
 }
 
 .btn-icon:hover {
-  background: #f5f5f5;
+  background: var(--bg-secondary);
   color: var(--text-color);
 }
 
@@ -234,9 +297,9 @@ body {
 }
 
 .alert-warning {
-  background: #fff8e1;
-  border: 1px solid #ffcc02;
-  color: #795548;
+  background: var(--alert-warning-bg);
+  border: 1px solid var(--alert-warning-border);
+  color: var(--alert-warning-text);
 }
 
 .status-message {
@@ -247,21 +310,21 @@ body {
 }
 
 .status-message.success {
-  background: #e8f5e9;
-  color: #2e7d32;
-  border: 1px solid #a5d6a7;
+  background: var(--status-success-bg);
+  color: var(--status-success-text);
+  border: 1px solid var(--status-success-border);
 }
 
 .status-message.error {
-  background: #ffebee;
-  color: #c62828;
-  border: 1px solid #ef9a9a;
+  background: var(--status-error-bg);
+  color: var(--status-error-text);
+  border: 1px solid var(--status-error-border);
 }
 
 .status-message.warning {
-  background: #fff8e1;
-  color: #795548;
-  border: 1px solid #ffcc02;
+  background: var(--alert-warning-bg);
+  color: var(--alert-warning-text);
+  border: 1px solid var(--alert-warning-border);
 }
 
 .footer {
@@ -274,7 +337,7 @@ body {
 
 .version {
   font-size: 11px;
-  color: #9e9e9e;
+  color: var(--text-secondary);
 }
 
 .hidden {
diff --git a/extension/popup/popup.html b/extension/popup/popup.html
index 81f9847..bb9f62a 100644
--- a/extension/popup/popup.html
+++ b/extension/popup/popup.html
@@ -7,7 +7,7 @@
 <body>
   <div class="popup-container">
     <header class="header">
-      <img src="../icons/icon-32.png" alt="GallerySubscriber" class="logo">
+      <img src="../icons/icon.svg" alt="GallerySubscriber" class="logo">
       <h1>GallerySubscriber</h1>
       <span id="connection-status" class="status-indicator" title="Disconnected"></span>
     </header>
diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 9dd9735..a3927b7 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -58,9 +58,14 @@ const route = useRoute()
 const notificationStore = useNotificationStore()
 const wsStore = useWebSocketStore()
 
-// Initialize WebSocket listeners
+// Initialize WebSocket listeners and restore theme
 onMounted(() => {
   wsStore.init()
+  // Restore theme preference from localStorage
+  const savedTheme = localStorage.getItem('theme')
+  if (savedTheme) {
+    theme.global.name.value = savedTheme
+  }
 })
 
 const drawer = ref(true)
@@ -70,6 +75,7 @@ const navItems = [
   { title: 'Subscriptions', icon: 'mdi-account-multiple', path: '/subscriptions' },
   { title: 'Downloads', icon: 'mdi-download', path: '/downloads' },
   { title: 'Credentials', icon: 'mdi-key', path: '/credentials' },
+  { title: 'Logs', icon: 'mdi-text-box-outline', path: '/logs' },
   { title: 'Settings', icon: 'mdi-cog', path: '/settings' },
 ]
 
@@ -81,7 +87,9 @@ const currentPageTitle = computed(() => {
 const isDark = computed(() => theme.global.current.value.dark)
 
 const toggleTheme = () => {
-  theme.global.name.value = isDark.value ? 'light' : 'dark'
+  const newTheme = isDark.value ? 'light' : 'dark'
+  theme.global.name.value = newTheme
+  localStorage.setItem('theme', newTheme)
 }
 
 const notification = computed(() => notificationStore)
diff --git a/frontend/src/router/index.js b/frontend/src/router/index.js
index e5e4ecd..a4ba97f 100644
--- a/frontend/src/router/index.js
+++ b/frontend/src/router/index.js
@@ -31,6 +31,11 @@ const routes = [
     name: 'Settings',
     component: () => import('../views/Settings.vue'),
   },
+  {
+    path: '/logs',
+    name: 'Logs',
+    component: () => import('../views/Logs.vue'),
+  },
 ]
 
 const router = createRouter({
diff --git a/frontend/src/services/api.js b/frontend/src/services/api.js
index 3ef0a8d..8b078da 100644
--- a/frontend/src/services/api.js
+++ b/frontend/src/services/api.js
@@ -36,6 +36,7 @@ export const downloadsApi = {
   get: (id) => api.get(`/downloads/${id}`),
   retry: (id) => api.post(`/downloads/${id}/retry`),
   stats: (params = {}) => api.get('/downloads/stats', { params }),
+  recentActivity: (params = {}) => api.get('/downloads/recent-activity', { params }),
 }
 
 // Credentials API
@@ -54,6 +55,7 @@ export const settingsApi = {
   updateGalleryDL: (config) => api.put('/settings/gallery-dl', { config }),
   getApiKey: () => api.get('/settings/api-key'),
   regenerateApiKey: () => api.post('/settings/api-key/regenerate'),
+  getLogs: (params = {}) => api.get('/settings/logs', { params }),
 }
 
 // Platforms API
diff --git a/frontend/src/stores/credentials.js b/frontend/src/stores/credentials.js
new file mode 100644
index 0000000..5c68ca5
--- /dev/null
+++ b/frontend/src/stores/credentials.js
@@ -0,0 +1,33 @@
+import { defineStore } from 'pinia'
+import { ref } from 'vue'
+import { credentialsApi } from '../services/api'
+
+export const useCredentialsStore = defineStore('credentials', () => {
+  const credentials = ref([])
+  const platforms = ref({})
+  const loading = ref(false)
+
+  async function fetchCredentials() {
+    loading.value = true
+    try {
+      const response = await credentialsApi.list()
+      credentials.value = response.data.items
+      platforms.value = response.data.platforms || {}
+      return response.data
+    } finally {
+      loading.value = false
+    }
+  }
+
+  function hasPlatformCredentials(platform) {
+    return !!platforms.value[platform]
+  }
+
+  return {
+    credentials,
+    platforms,
+    loading,
+    fetchCredentials,
+    hasPlatformCredentials,
+  }
+})
diff --git a/frontend/src/stores/downloads.js b/frontend/src/stores/downloads.js
index d97e282..5c864c4 100644
--- a/frontend/src/stores/downloads.js
+++ b/frontend/src/stores/downloads.js
@@ -4,6 +4,7 @@ import { downloadsApi } from '../services/api'
 
 export const useDownloadsStore = defineStore('downloads', () => {
   const downloads = ref([])
+  const recentActivity = ref([])
   const stats = ref(null)
   const loading = ref(false)
   const total = ref(0)
@@ -13,9 +14,9 @@ export const useDownloadsStore = defineStore('downloads', () => {
   async function fetchDownloads(params = {}) {
     loading.value = true
     try {
+      // Use provided per_page or default to 1000 for client-side pagination
       const response = await downloadsApi.list({
-        page: currentPage.value,
-        per_page: perPage.value,
+        per_page: params.per_page || 1000,
         ...params,
       })
       downloads.value = response.data.items
@@ -26,6 +27,12 @@ export const useDownloadsStore = defineStore('downloads', () => {
     }
   }
 
+  async function fetchRecentActivity(params = {}) {
+    const response = await downloadsApi.recentActivity(params)
+    recentActivity.value = response.data.items
+    return response.data
+  }
+
   async function fetchStats(params = {}) {
     const response = await downloadsApi.stats(params)
     stats.value = response.data
@@ -38,12 +45,14 @@ export const useDownloadsStore = defineStore('downloads', () => {
 
   return {
     downloads,
+    recentActivity,
     stats,
     loading,
     total,
     currentPage,
     perPage,
     fetchDownloads,
+    fetchRecentActivity,
     fetchStats,
     retryDownload,
   }
diff --git a/frontend/src/stores/subscriptions.js b/frontend/src/stores/subscriptions.js
index f68c537..dfef851 100644
--- a/frontend/src/stores/subscriptions.js
+++ b/frontend/src/stores/subscriptions.js
@@ -15,9 +15,9 @@ export const useSubscriptionsStore = defineStore('subscriptions', () => {
   async function fetchSubscriptions(params = {}) {
     loading.value = true
     try {
+      // Fetch all items for client-side pagination in v-data-table
       const response = await subscriptionsApi.list({
-        page: currentPage.value,
-        per_page: perPage.value,
+        per_page: 1000,
         ...params,
       })
       subscriptions.value = response.data.items
diff --git a/frontend/src/views/Dashboard.vue b/frontend/src/views/Dashboard.vue
index 7d72e80..914ca78 100644
--- a/frontend/src/views/Dashboard.vue
+++ b/frontend/src/views/Dashboard.vue
@@ -59,45 +59,101 @@
       </v-col>
     </v-row>
 
+    <!-- Quick Actions -->
     <v-row class="mt-4">
-      <!-- Downloads by Platform -->
-      <v-col cols="12" md="6">
+      <v-col cols="12">
         <v-card>
-          <v-card-title>Downloads by Platform</v-card-title>
+          <v-card-text class="d-flex align-center ga-4 flex-wrap">
+            <v-btn
+              color="primary"
+              prepend-icon="mdi-refresh"
+              :loading="checkingAll"
+              @click="checkAllSources"
+            >
+              Check All Sources
+            </v-btn>
+            <v-btn
+              color="warning"
+              prepend-icon="mdi-replay"
+              :loading="retryingAll"
+              :disabled="!failedCount"
+              @click="retryAllFailed"
+            >
+              Retry All Failed ({{ failedCount }})
+            </v-btn>
+            <v-spacer />
+            <div class="text-body-2 text-grey">
+              <v-icon size="small" class="mr-1">mdi-harddisk</v-icon>
+              Storage: {{ storageStats?.total_size_formatted || 'Calculating...' }}
+              <span v-if="storageStats?.file_count" class="ml-2">
+                ({{ storageStats.file_count.toLocaleString() }} files)
+              </span>
+            </div>
+          </v-card-text>
+        </v-card>
+      </v-col>
+    </v-row>
+
+    <v-row class="mt-4">
+      <!-- Running Downloads (auto-refresh) -->
+      <v-col cols="12" md="4">
+        <v-card>
+          <v-card-title class="d-flex align-center">
+            <v-icon class="mr-2" :class="{ 'mdi-spin': runningDownloads.length }">
+              {{ runningDownloads.length ? 'mdi-loading' : 'mdi-download' }}
+            </v-icon>
+            Running
+            <v-chip v-if="runningDownloads.length" size="small" color="info" class="ml-2">
+              {{ runningDownloads.length }}
+            </v-chip>
+            <v-spacer />
+            <v-btn
+              v-if="runningDownloads.length"
+              icon
+              size="x-small"
+              variant="text"
+              @click="refreshRunning"
+            >
+              <v-icon>mdi-refresh</v-icon>
+            </v-btn>
+          </v-card-title>
           <v-card-text>
-            <v-list v-if="stats?.by_platform">
-              <v-list-item
-                v-for="(count, platform) in stats.by_platform"
-                :key="platform"
-              >
-                <template v-slot:prepend>
-                  <v-icon :color="getPlatformColor(platform)">
-                    {{ getPlatformIcon(platform) }}
-                  </v-icon>
-                </template>
-                <v-list-item-title class="text-capitalize">
-                  {{ platform }}
+            <v-list v-if="runningDownloads.length" density="compact">
+              <v-list-item v-for="dl in runningDownloads" :key="dl.id">
+                <v-list-item-title class="text-body-2">
+                  {{ truncate(dl.url, 30) }}
                 </v-list-item-title>
-                <template v-slot:append>
-                  <v-chip size="small">{{ count }}</v-chip>
-                </template>
+                <v-list-item-subtitle>
+                  <v-progress-linear
+                    indeterminate
+                    color="info"
+                    height="4"
+                    class="mt-1"
+                  />
+                </v-list-item-subtitle>
               </v-list-item>
             </v-list>
             <div v-else class="text-center text-grey py-4">
-              No download data yet
+              <v-icon size="32" class="mb-2">mdi-check-circle-outline</v-icon>
+              <div>No active downloads</div>
             </div>
           </v-card-text>
         </v-card>
       </v-col>
 
       <!-- Recent Activity -->
-      <v-col cols="12" md="6">
+      <v-col cols="12" md="8">
         <v-card>
-          <v-card-title>Recent Downloads</v-card-title>
+          <v-card-title>
+            Recent Activity
+            <v-chip v-if="recentActivity.length" size="small" class="ml-2" variant="tonal">
+              Last 7 days
+            </v-chip>
+          </v-card-title>
           <v-card-text>
-            <v-list v-if="recentDownloads.length">
+            <v-list v-if="recentActivity.length">
               <v-list-item
-                v-for="download in recentDownloads"
+                v-for="download in recentActivity"
                 :key="download.id"
               >
                 <template v-slot:prepend>
@@ -109,7 +165,10 @@
                   {{ truncate(download.url, 40) }}
                 </v-list-item-title>
                 <v-list-item-subtitle>
-                  {{ formatDate(download.created_at) }}
+                  {{ formatRelativeTime(download.created_at) }}
+                  <span v-if="download.file_count > 0" class="text-success ml-2">
+                    {{ download.file_count }} new file{{ download.file_count !== 1 ? 's' : '' }}
+                  </span>
                 </v-list-item-subtitle>
                 <template v-slot:append>
                   <v-chip
@@ -117,13 +176,13 @@
                     size="small"
                     variant="tonal"
                   >
-                    {{ download.status }}
+                    {{ download.status === 'completed' ? 'new content' : download.status }}
                   </v-chip>
                 </template>
               </v-list-item>
             </v-list>
             <div v-else class="text-center text-grey py-4">
-              No recent downloads
+              No recent activity (failures or new downloads)
             </div>
           </v-card-text>
           <v-card-actions>
@@ -196,47 +255,135 @@
 </template>
 
 <script setup>
-import { ref, computed, onMounted } from 'vue'
+import { ref, computed, onMounted, onUnmounted } from 'vue'
 import { useSourcesStore } from '../stores/sources'
 import { useDownloadsStore } from '../stores/downloads'
 import { useNotificationStore } from '../stores/notifications'
+import { settingsApi } from '../services/api'
 
 const sourcesStore = useSourcesStore()
 const downloadsStore = useDownloadsStore()
 const notifications = useNotificationStore()
 
+// State
+const checkingAll = ref(false)
+const retryingAll = ref(false)
+const storageStats = ref(null)
+const runningDownloads = ref([])
+let refreshInterval = null
+
+// Computed
 const stats = computed(() => downloadsStore.stats)
-const recentDownloads = computed(() => downloadsStore.downloads.slice(0, 5))
+const recentActivity = computed(() => downloadsStore.recentActivity)
 const sourcesWithErrors = computed(() =>
   sourcesStore.sources.filter(s => s.error_count > 0).slice(0, 5)
 )
+const failedCount = computed(() => stats.value?.failed || 0)
 
 onMounted(async () => {
+  await loadDashboardData()
+  // Start auto-refresh for running downloads
+  startAutoRefresh()
+})
+
+onUnmounted(() => {
+  stopAutoRefresh()
+})
+
+async function loadDashboardData() {
   await Promise.all([
     sourcesStore.fetchSources(),
     downloadsStore.fetchStats(),
-    downloadsStore.fetchDownloads({ per_page: 5 }),
+    downloadsStore.fetchRecentActivity({ limit: 10 }),
+    fetchRunningDownloads(),
+    fetchStorageStats(),
   ])
-})
-
-function getPlatformIcon(platform) {
-  const icons = {
-    patreon: 'mdi-patreon',
-    subscribestar: 'mdi-star',
-    hentaifoundry: 'mdi-palette',
-    discord: 'mdi-discord',
-  }
-  return icons[platform] || 'mdi-web'
 }
 
-function getPlatformColor(platform) {
-  const colors = {
-    patreon: '#FF424D',
-    subscribestar: '#FFD700',
-    hentaifoundry: '#9C27B0',
-    discord: '#5865F2',
+async function fetchRunningDownloads() {
+  try {
+    const response = await downloadsStore.fetchDownloads({ status: 'running', per_page: 20 })
+    runningDownloads.value = response.items.filter(d => d.status === 'running')
+  } catch (e) {
+    console.error('Failed to fetch running downloads:', e)
+  }
+}
+
+async function fetchStorageStats() {
+  try {
+    const response = await settingsApi.get()
+    storageStats.value = response.data.storage_stats
+  } catch (e) {
+    console.error('Failed to fetch storage stats:', e)
+  }
+}
+
+function startAutoRefresh() {
+  // Refresh running downloads every 5 seconds when there are active downloads
+  refreshInterval = setInterval(async () => {
+    if (runningDownloads.value.length > 0 || stats.value?.pending > 0) {
+      await fetchRunningDownloads()
+      await downloadsStore.fetchStats()
+      await downloadsStore.fetchRecentActivity({ limit: 10 })
+    }
+  }, 5000)
+}
+
+function stopAutoRefresh() {
+  if (refreshInterval) {
+    clearInterval(refreshInterval)
+    refreshInterval = null
+  }
+}
+
+async function refreshRunning() {
+  await fetchRunningDownloads()
+}
+
+async function checkAllSources() {
+  checkingAll.value = true
+  try {
+    const enabledSources = sourcesStore.sources.filter(s => s.enabled)
+    let queued = 0
+    for (const source of enabledSources) {
+      try {
+        await sourcesStore.triggerCheck(source.id)
+        queued++
+      } catch (e) {
+        console.error(`Failed to queue ${source.id}:`, e)
+      }
+    }
+    notifications.success(`Queued checks for ${queued} sources`)
+    await fetchRunningDownloads()
+  } catch (error) {
+    notifications.error(`Failed to check sources: ${error.message}`)
+  } finally {
+    checkingAll.value = false
+  }
+}
+
+async function retryAllFailed() {
+  retryingAll.value = true
+  try {
+    const response = await downloadsStore.fetchDownloads({ status: 'failed', per_page: 100 })
+    const failed = response.items
+    let retried = 0
+    for (const dl of failed) {
+      try {
+        await downloadsStore.retryDownload(dl.id)
+        retried++
+      } catch (e) {
+        console.error(`Failed to retry ${dl.id}:`, e)
+      }
+    }
+    notifications.success(`Queued retry for ${retried} downloads`)
+    await downloadsStore.fetchStats()
+    await fetchRunningDownloads()
+  } catch (error) {
+    notifications.error(`Failed to retry downloads: ${error.message}`)
+  } finally {
+    retryingAll.value = false
   }
-  return colors[platform] || 'grey'
 }
 
 function getStatusIcon(status) {
@@ -266,6 +413,22 @@ function formatDate(dateStr) {
   return new Date(dateStr).toLocaleString()
 }
 
+function formatRelativeTime(dateStr) {
+  if (!dateStr) return 'Unknown'
+  const date = new Date(dateStr)
+  const now = new Date()
+  const diffMs = now - date
+  const diffMins = Math.floor(diffMs / 60000)
+  const diffHours = Math.floor(diffMs / 3600000)
+  const diffDays = Math.floor(diffMs / 86400000)
+
+  if (diffMins < 1) return 'Just now'
+  if (diffMins < 60) return `${diffMins} min${diffMins !== 1 ? 's' : ''} ago`
+  if (diffHours < 24) return `${diffHours} hour${diffHours !== 1 ? 's' : ''} ago`
+  if (diffDays < 7) return `${diffDays} day${diffDays !== 1 ? 's' : ''} ago`
+  return date.toLocaleDateString()
+}
+
 function truncate(str, length) {
   if (!str) return ''
   if (str.length <= length) return str
diff --git a/frontend/src/views/Logs.vue b/frontend/src/views/Logs.vue
new file mode 100644
index 0000000..15169a0
--- /dev/null
+++ b/frontend/src/views/Logs.vue
@@ -0,0 +1,149 @@
+<template>
+  <div>
+    <v-row class="mb-4">
+      <v-col>
+        <v-btn
+          color="primary"
+          prepend-icon="mdi-refresh"
+          @click="loadLogs"
+          :loading="loading"
+        >
+          Refresh
+        </v-btn>
+      </v-col>
+      <v-col cols="auto">
+        <v-select
+          v-model="filterStatus"
+          :items="statusOptions"
+          label="Status"
+          density="compact"
+          variant="outlined"
+          clearable
+          style="min-width: 140px"
+        />
+      </v-col>
+    </v-row>
+
+    <v-card>
+      <v-card-title>Recent Download Logs</v-card-title>
+      <v-card-text>
+        <div v-if="loading" class="text-center py-8">
+          <v-progress-circular indeterminate />
+        </div>
+
+        <v-expansion-panels v-else-if="filteredLogs.length">
+          <v-expansion-panel
+            v-for="log in filteredLogs"
+            :key="log.id"
+          >
+            <v-expansion-panel-title>
+              <div class="d-flex align-center ga-2" style="width: 100%">
+                <v-chip
+                  :color="getStatusColor(log.status)"
+                  size="small"
+                  variant="tonal"
+                >
+                  {{ log.status }}
+                </v-chip>
+                <span class="text-truncate" style="max-width: 400px">
+                  {{ log.url }}
+                </span>
+                <v-spacer />
+                <span class="text-caption text-grey">
+                  {{ formatDate(log.created_at) }}
+                </span>
+              </div>
+            </v-expansion-panel-title>
+            <v-expansion-panel-text>
+              <div v-if="log.error_message" class="mb-4">
+                <div class="text-subtitle-2 text-error">Error</div>
+                <v-code class="d-block pa-2 bg-error-lighten-5">{{ log.error_message }}</v-code>
+              </div>
+
+              <div v-if="log.stdout" class="mb-4">
+                <div class="text-subtitle-2">Output</div>
+                <pre class="log-output bg-grey-lighten-4 pa-2 rounded">{{ log.stdout }}</pre>
+              </div>
+
+              <div v-if="log.stderr">
+                <div class="text-subtitle-2 text-warning">Errors/Warnings</div>
+                <pre class="log-output bg-warning-lighten-5 pa-2 rounded">{{ log.stderr }}</pre>
+              </div>
+
+              <div v-if="!log.stdout && !log.stderr && !log.error_message" class="text-grey">
+                No log output available
+              </div>
+            </v-expansion-panel-text>
+          </v-expansion-panel>
+        </v-expansion-panels>
+
+        <div v-else class="text-center text-grey py-8">
+          <v-icon size="48" class="mb-2">mdi-text-box-outline</v-icon>
+          <div>No logs available</div>
+        </div>
+      </v-card-text>
+    </v-card>
+  </div>
+</template>
+
+<script setup>
+import { ref, computed, onMounted } from 'vue'
+import { settingsApi } from '../services/api'
+
+const loading = ref(false)
+const logs = ref([])
+const filterStatus = ref(null)
+
+const statusOptions = [
+  { title: 'Completed', value: 'completed' },
+  { title: 'Failed', value: 'failed' },
+  { title: 'Running', value: 'running' },
+]
+
+const filteredLogs = computed(() => {
+  if (!filterStatus.value) return logs.value
+  return logs.value.filter(l => l.status === filterStatus.value)
+})
+
+onMounted(() => {
+  loadLogs()
+})
+
+async function loadLogs() {
+  loading.value = true
+  try {
+    const response = await settingsApi.getLogs({ limit: 100 })
+    logs.value = response.data.logs
+  } catch (error) {
+    console.error('Failed to load logs:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+function getStatusColor(status) {
+  const colors = {
+    completed: 'success',
+    failed: 'error',
+    running: 'info',
+    pending: 'warning',
+  }
+  return colors[status] || 'grey'
+}
+
+function formatDate(dateStr) {
+  if (!dateStr) return ''
+  return new Date(dateStr).toLocaleString()
+}
+</script>
+
+<style scoped>
+.log-output {
+  font-family: monospace;
+  font-size: 12px;
+  white-space: pre-wrap;
+  word-break: break-all;
+  max-height: 400px;
+  overflow: auto;
+}
+</style>
diff --git a/frontend/src/views/Subscriptions.vue b/frontend/src/views/Subscriptions.vue
index 352d096..9bc64b8 100644
--- a/frontend/src/views/Subscriptions.vue
+++ b/frontend/src/views/Subscriptions.vue
@@ -5,6 +5,29 @@
         <v-btn color="primary" @click="showAddDialog = true" prepend-icon="mdi-plus">
           Add Subscription
         </v-btn>
+        <v-btn
+          class="ml-2"
+          variant="outlined"
+          prepend-icon="mdi-download"
+          @click="exportSubscriptions"
+        >
+          Export
+        </v-btn>
+        <v-btn
+          class="ml-2"
+          variant="outlined"
+          prepend-icon="mdi-upload"
+          @click="triggerImport"
+        >
+          Import
+        </v-btn>
+        <input
+          ref="importInput"
+          type="file"
+          accept=".json"
+          style="display: none"
+          @change="handleImport"
+        />
       </v-col>
       <v-col cols="auto">
         <v-text-field
@@ -30,14 +53,32 @@
       </v-col>
     </v-row>
 
+    <!-- Bulk Actions Bar -->
+    <v-row v-if="selectedIds.length > 0" class="mb-2">
+      <v-col>
+        <v-card color="primary" variant="tonal" class="pa-2">
+          <div class="d-flex align-center ga-2">
+            <span>{{ selectedIds.length }} selected</span>
+            <v-btn size="small" variant="text" @click="bulkEnable(true)">Enable All</v-btn>
+            <v-btn size="small" variant="text" @click="bulkEnable(false)">Disable All</v-btn>
+            <v-btn size="small" variant="text" color="error" @click="bulkDelete">Delete All</v-btn>
+            <v-spacer />
+            <v-btn size="small" variant="text" @click="selectedIds = []">Clear Selection</v-btn>
+          </div>
+        </v-card>
+      </v-col>
+    </v-row>
+
     <v-card>
       <v-data-table
+        v-model="selectedIds"
         :headers="headers"
         :items="subscriptionsStore.subscriptions"
         :loading="subscriptionsStore.loading"
         :items-per-page="20"
         v-model:expanded="expandedIds"
         item-value="id"
+        show-select
         class="elevation-1"
       >
         <template v-slot:item.name="{ item }">
@@ -135,6 +176,12 @@
                         <v-icon start size="small">{{ getPlatformIcon(source.platform) }}</v-icon>
                         {{ source.platform }}
                       </v-chip>
+                      <v-tooltip v-if="!credentialsStore.hasPlatformCredentials(source.platform)" location="top">
+                        <template v-slot:activator="{ props }">
+                          <v-icon v-bind="props" color="warning" size="small" class="ml-1">mdi-alert</v-icon>
+                        </template>
+                        No credentials for {{ source.platform }}. Add them in Settings.
+                      </v-tooltip>
                     </td>
                     <td class="text-truncate" style="max-width: 300px">
                       <a :href="source.url" target="_blank" @click.stop>{{ source.url }}</a>
@@ -148,7 +195,12 @@
                         @update:model-value="toggleSourceEnabled(source)"
                       />
                     </td>
-                    <td>{{ formatDate(source.last_check) }}</td>
+                    <td>
+                      <div>{{ formatDate(source.last_check) }}</div>
+                      <div v-if="source.enabled && source.last_check" class="text-caption text-grey">
+                        Next: {{ formatNextCheck(source) }}
+                      </div>
+                    </td>
                     <td>
                       <v-chip v-if="source.error_count > 0" color="error" size="x-small">
                         {{ source.error_count }}
@@ -273,15 +325,19 @@
 <script setup>
 import { ref, watch, onMounted } from 'vue'
 import { useSubscriptionsStore } from '../stores/subscriptions'
+import { useCredentialsStore } from '../stores/credentials'
 import { useNotificationStore } from '../stores/notifications'
 
 const subscriptionsStore = useSubscriptionsStore()
+const credentialsStore = useCredentialsStore()
 const notifications = useNotificationStore()
 
 const searchQuery = ref('')
 const filterEnabled = ref(null)
 const expandedIds = ref([])
 const checkingIds = ref([])
+const selectedIds = ref([])
+const importInput = ref(null)
 
 // Subscription dialog
 const showAddDialog = ref(false)
@@ -330,6 +386,7 @@ const headers = [
 
 onMounted(() => {
   loadSubscriptions()
+  credentialsStore.fetchCredentials()
 })
 
 watch([searchQuery, filterEnabled], () => {
@@ -377,6 +434,23 @@ function formatDate(dateStr) {
   return new Date(dateStr).toLocaleString()
 }
 
+function formatNextCheck(source) {
+  if (!source.last_check || !source.check_interval) return 'Unknown'
+  const lastCheck = new Date(source.last_check)
+  const nextCheck = new Date(lastCheck.getTime() + source.check_interval * 1000)
+  const now = new Date()
+
+  if (nextCheck <= now) return 'Due now'
+
+  const diffMs = nextCheck - now
+  const diffMins = Math.floor(diffMs / 60000)
+  const diffHours = Math.floor(diffMs / 3600000)
+
+  if (diffMins < 60) return `in ${diffMins}m`
+  if (diffHours < 24) return `in ${diffHours}h`
+  return nextCheck.toLocaleString()
+}
+
 async function toggleEnabled(subscription) {
   try {
     await subscriptionsStore.updateSubscription(subscription.id, { enabled: !subscription.enabled })
@@ -493,6 +567,116 @@ async function deleteSource() {
     notifications.error(`Failed to delete: ${error.message}`)
   }
 }
+
+// Bulk actions
+async function bulkEnable(enabled) {
+  try {
+    for (const id of selectedIds.value) {
+      await subscriptionsStore.updateSubscription(id, { enabled })
+    }
+    notifications.success(`${selectedIds.value.length} subscriptions ${enabled ? 'enabled' : 'disabled'}`)
+    selectedIds.value = []
+    loadSubscriptions()
+  } catch (error) {
+    notifications.error(`Failed to update: ${error.message}`)
+  }
+}
+
+async function bulkDelete() {
+  if (!confirm(`Delete ${selectedIds.value.length} subscriptions? This cannot be undone.`)) return
+  try {
+    for (const id of selectedIds.value) {
+      await subscriptionsStore.deleteSubscription(id)
+    }
+    notifications.success(`${selectedIds.value.length} subscriptions deleted`)
+    selectedIds.value = []
+    loadSubscriptions()
+  } catch (error) {
+    notifications.error(`Failed to delete: ${error.message}`)
+  }
+}
+
+// Import/Export
+function exportSubscriptions() {
+  const data = {
+    version: 1,
+    exported_at: new Date().toISOString(),
+    subscriptions: subscriptionsStore.subscriptions.map(sub => ({
+      name: sub.name,
+      description: sub.description,
+      priority: sub.priority,
+      enabled: sub.enabled,
+      sources: sub.sources?.map(s => ({
+        platform: s.platform,
+        url: s.url,
+        enabled: s.enabled,
+        check_interval: s.check_interval,
+      })) || [],
+    })),
+  }
+  const blob = new Blob([JSON.stringify(data, null, 2)], { type: 'application/json' })
+  const url = URL.createObjectURL(blob)
+  const a = document.createElement('a')
+  a.href = url
+  a.download = `subscriptions-${new Date().toISOString().split('T')[0]}.json`
+  a.click()
+  URL.revokeObjectURL(url)
+  notifications.success(`Exported ${data.subscriptions.length} subscriptions`)
+}
+
+function triggerImport() {
+  importInput.value.click()
+}
+
+async function handleImport(event) {
+  const file = event.target.files[0]
+  if (!file) return
+
+  try {
+    const text = await file.text()
+    const data = JSON.parse(text)
+
+    if (!data.subscriptions || !Array.isArray(data.subscriptions)) {
+      throw new Error('Invalid format: missing subscriptions array')
+    }
+
+    let imported = 0
+    for (const sub of data.subscriptions) {
+      try {
+        // Create subscription
+        const created = await subscriptionsStore.createSubscription({
+          name: sub.name,
+          description: sub.description,
+          priority: sub.priority || 0,
+          enabled: sub.enabled !== false,
+        })
+
+        // Add sources
+        if (sub.sources && created.id) {
+          for (const source of sub.sources) {
+            await subscriptionsStore.addSource(created.id, {
+              platform: source.platform,
+              url: source.url,
+              enabled: source.enabled !== false,
+              check_interval: source.check_interval,
+            })
+          }
+        }
+        imported++
+      } catch (e) {
+        console.error(`Failed to import ${sub.name}:`, e)
+      }
+    }
+
+    notifications.success(`Imported ${imported} of ${data.subscriptions.length} subscriptions`)
+    loadSubscriptions()
+  } catch (error) {
+    notifications.error(`Import failed: ${error.message}`)
+  }
+
+  // Reset input
+  event.target.value = ''
+}
 </script>
 
 <style scoped>