diff --git a/package.json b/package.json
index 2f676e0..7adbca6 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "cert": "./scripts/generate-cert.sh",
     "build": "vite build",
     "preview": "vite preview",
+    "preview:https": "VITE_HTTPS=1 vite preview",
     "lint": "eslint ."
   },
   "dependencies": {
diff --git a/src/api/ApiClient.js b/src/api/ApiClient.js
index 31778da..51eee6b 100644
--- a/src/api/ApiClient.js
+++ b/src/api/ApiClient.js
@@ -192,6 +192,22 @@ export class ApiClient {
       },
     };
 
+    this.ledger = {
+      /** POST /api/ledger → 201 { ledger: LedgerEntry } */
+      add: (body) => this.#json('POST', '/api/ledger', { body }),
+      /** GET /api/ledger/manifestarticle/{id} → { ledger: LedgerEntry[] } */
+      listByManifestarticleId: (manifestarticleId, transactionType) =>
+        this.#json('GET', `/api/ledger/manifestarticle/${enc(manifestarticleId)}`, {
+          query: transactionType ? { transaction_type: transactionType } : undefined,
+        }),
+      /** GET /api/ledger/sku/{sku} → { ledger: LedgerEntry[] } */
+      listBySku: (sku, transactionType) =>
+        this.#json('GET', `/api/ledger/sku/${enc(sku)}`, {
+          query: transactionType ? { transaction_type: transactionType } : undefined,
+        }),
+      /** GET /api/ledger → { ledger: LedgerEntry[] } */
+      list: (query) => this.#json('GET', '/api/ledger', { query }),
+    };
 
     this.quote = {
       /** GET /api/quote → { quotes } */
diff --git a/src/api/index.js b/src/api/index.js
index 23a8ff7..83ac6ab 100644
--- a/src/api/index.js
+++ b/src/api/index.js
@@ -782,6 +782,58 @@ export const delivery = {
   },
 };
 
+/**
+ * Append-only stock and payment ledger.
+ * Entry = { id, manifestarticle_id, sku, transaction_type, amount, transaction_text, hash_version, prev_hash, created_at }
+ * Input = { manifestarticle_id, transaction_type, amount, transaction_text }
+ */
+export const ledger = {
+  /**
+   * POST /api/ledger
+   * Body: { manifestarticle_id, transaction_type, amount, transaction_text }
+   * → 201 { ledger: LedgerEntry }
+   */
+  add(body) {
+    return http('/api/ledger', { method: 'POST', body });
+  },
+
+  /**
+   * GET /api/ledger/manifestarticle/:manifestarticleId
+   * Query: ?transaction_type=...
+   * → 200 { ledger: LedgerEntry[] }
+   */
+  listByManifestarticleId(manifestarticleId, transactionType) {
+    const query = transactionType ? `?transaction_type=${encodeURIComponent(transactionType)}` : '';
+    return http(`/api/ledger/manifestarticle/${encodeURIComponent(manifestarticleId)}${query}`);
+  },
+
+  /**
+   * GET /api/ledger/sku/:sku
+   * Query: ?transaction_type=...
+   * → 200 { ledger: LedgerEntry[] }
+   */
+  listBySku(sku, transactionType) {
+    const query = transactionType ? `?transaction_type=${encodeURIComponent(transactionType)}` : '';
+    return http(`/api/ledger/sku/${encodeURIComponent(sku)}${query}`);
+  },
+
+  /**
+   * GET /api/ledger
+   * Query: { manifestarticle_id?, sku?, transaction_type? }
+   * → 200 { ledger: LedgerEntry[] }
+   */
+  list(query) {
+    const params = new URLSearchParams();
+    if (query?.manifestarticle_id != null) params.set('manifestarticle_id', query.manifestarticle_id);
+    if (query?.manifestarticleId != null) params.set('manifestarticle_id', query.manifestarticleId);
+    if (query?.sku != null) params.set('sku', query.sku);
+    if (query?.transaction_type != null) params.set('transaction_type', query.transaction_type);
+    if (query?.transactionType != null) params.set('transaction_type', query.transactionType);
+    const qs = params.toString();
+    return http(`/api/ledger${qs ? `?${qs}` : ''}`);
+  },
+};
+
 /**
  * Sales quotes (manifest type = quote).
  * Summary = { id, number, type: 'quote', entityId, date }
@@ -1204,6 +1256,7 @@ export default {
   customergroup,
   delivery,
   entity,
+  ledger,
   number,
   order,
   posterminal,
diff --git a/src/automats/deliveryEditorAutomat.js b/src/automats/deliveryEditorAutomat.js
index 4af990c..8175c4e 100644
--- a/src/automats/deliveryEditorAutomat.js
+++ b/src/automats/deliveryEditorAutomat.js
@@ -55,6 +55,8 @@ import { article as articleApi, supplier as supplierApi } from '../api';
  * @returns {DeliveryLine} Normalized line.
  */
 export function createEmptyLineitem(line = {}) {
+  const netVal = line.netprice ?? line.net ?? null;
+  const taxVal = line.taxrate ?? line.tax ?? null;
   return {
     key: line.key ?? `${Date.now()}-${Math.random().toString(36).slice(2, 8)}`,
     name: line.name ?? null,
@@ -62,8 +64,10 @@ export function createEmptyLineitem(line = {}) {
     amount: line.amount ?? null,
     pu: line.pu ?? null,
     unit: line.unit ?? null,
-    netprice: line.netprice ?? null,
-    taxrate: line.taxrate ?? null,
+    netprice: netVal,
+    net: netVal,
+    taxrate: taxVal,
+    tax: taxVal,
   };
 }
 
@@ -357,6 +361,20 @@ export function createDeliveryEditorAutomat(options = {}) {
       automat.actions.removeLineitem(payload);
     },
 
+    /** Clears all lines from the editor. @returns {void} */
+    clearLineitems() {
+      automat.setState({
+        lines: [],
+        lineitems: [],
+        supplierArticlesByLineKey: {},
+      });
+    },
+
+    /** Clears all lines from the editor. @returns {void} */
+    clearLines() {
+      automat.actions.clearLineitems();
+    },
+
     /**
      * Loads supplier articles for all current SKUs and rebuilds line matches.
      * @param {string|number|null} [targetEntityId] Supplier to query.
@@ -658,6 +676,8 @@ export const {
   updateLine,
   removeLineitem,
   removeLine,
+  clearLineitems,
+  clearLines,
   fetchSupplierArticles,
   fetchSupplierArticleForSku,
   unlinkSupplierArticle,
diff --git a/src/components/manifest/Attachment.jsx b/src/components/manifest/Attachment.jsx
index d69b29b..38aed64 100644
--- a/src/components/manifest/Attachment.jsx
+++ b/src/components/manifest/Attachment.jsx
@@ -9,6 +9,7 @@ import SyncIcon from '@mui/icons-material/Sync';
 import DeleteOutlineOutlinedIcon from '@mui/icons-material/DeleteOutlineOutlined';
 import { tileBaseSx, TILE_SIZE } from 'dashgui/tiles';
 import { generateTextThumbnail } from '../../utils/textThumbnail';
+import { notifyErrorMessage } from '../../utils/notify';
 
 export class Attachment extends PureComponent {
   state = {
@@ -47,6 +48,12 @@ export class Attachment extends PureComponent {
 
   handleRescan = (e) => {
     e?.stopPropagation?.();
+    if (this.props.hasArticles) {
+      notifyErrorMessage(
+        'Neu analysieren nicht möglich, solange Artikel vorhanden sind. Bitte entfernen Sie zuerst alle Zeilen.',
+      );
+      return;
+    }
     const { attachment, onRescan } = this.props;
     if (attachment && onRescan) {
       onRescan(attachment);
@@ -90,7 +97,7 @@ export class Attachment extends PureComponent {
   }
 
   render() {
-    const { attachment, disabled, sx } = this.props;
+    const { attachment, disabled, sx, hasArticles } = this.props;
     const thumbnail = attachment?.thumbnail || this.state.generatedThumbnail;
     const name = attachment?.name || 'Dokument';
     const size = attachment?.size;
@@ -211,18 +218,39 @@ export class Attachment extends PureComponent {
           onClick={(e) => e.stopPropagation()}
         >
           {isPdf || isText ? (
-            <Tooltip title="Neu analysieren">
-              <span>
+            <Tooltip
+              title={
+                hasArticles
+                  ? 'Neu analysieren nicht möglich, solange Artikel vorhanden sind'
+                  : 'Neu analysieren'
+              }
+            >
+              <span
+                style={{ display: 'inline-block' }}
+                onClick={
+                  hasArticles
+                    ? (e) => {
+                        e.stopPropagation();
+                        notifyErrorMessage(
+                          'Neu analysieren nicht möglich, solange Artikel vorhanden sind. Bitte entfernen Sie zuerst alle Zeilen.',
+                        );
+                      }
+                    : undefined
+                }
+              >
                 <IconButton
                   size="small"
-                  disabled={disabled}
+                  disabled={disabled || hasArticles}
                   onClick={this.handleRescan}
                   sx={{
                     bgcolor: 'rgba(0, 0, 0, 0.6)',
-                    color: '#fff',
+                    color: hasArticles ? 'rgba(255, 255, 255, 0.3)' : '#fff',
                     p: 0.5,
                     backdropFilter: 'blur(2px)',
-                    '&:hover': { bgcolor: 'rgba(0, 0, 0, 0.85)' },
+                    cursor: hasArticles ? 'not-allowed' : 'pointer',
+                    '&:hover': {
+                      bgcolor: hasArticles ? 'rgba(0, 0, 0, 0.6)' : 'rgba(0, 0, 0, 0.85)',
+                    },
                   }}
                 >
                   <SyncIcon sx={{ fontSize: 16 }} />
diff --git a/src/components/manifest/AttachmentList.jsx b/src/components/manifest/AttachmentList.jsx
index 246b9f1..b495f21 100644
--- a/src/components/manifest/AttachmentList.jsx
+++ b/src/components/manifest/AttachmentList.jsx
@@ -6,7 +6,7 @@ import Attachment from './Attachment';
 
 export class AttachmentList extends PureComponent {
   render() {
-    const { attachments, onRescan, onDelete, onClick, disabled } = this.props;
+    const { attachments, onRescan, onDelete, onClick, disabled, hasArticles } = this.props;
     if (!Array.isArray(attachments) || attachments.length === 0) {
       return null;
     }
@@ -19,7 +19,7 @@ export class AttachmentList extends PureComponent {
           fontWeight={600}
           sx={{ mb: 1, display: 'block', textTransform: 'uppercase', letterSpacing: '0.05em' }}
         >
-          Dateianhänge ({attachments.length})
+          Dateianhänge
         </Typography>
         <Stack direction="row" spacing={1.5} sx={{ flexWrap: 'wrap', gap: 1.5 }}>
           {attachments.map((attachment, index) => (
@@ -30,6 +30,7 @@ export class AttachmentList extends PureComponent {
               onDelete={onDelete}
               onClick={onClick}
               disabled={disabled}
+              hasArticles={hasArticles}
             />
           ))}
         </Stack>
diff --git a/src/components/manifest/BookDeliveryDialog.jsx b/src/components/manifest/BookDeliveryDialog.jsx
new file mode 100644
index 0000000..4d33304
--- /dev/null
+++ b/src/components/manifest/BookDeliveryDialog.jsx
@@ -0,0 +1,589 @@
+import { PureComponent } from 'react';
+import Box from '@mui/material/Box';
+import Button from '@mui/material/Button';
+import CircularProgress from '@mui/material/CircularProgress';
+import Dialog from '@mui/material/Dialog';
+import DialogActions from '@mui/material/DialogActions';
+import DialogContent from '@mui/material/DialogContent';
+import DialogTitle from '@mui/material/DialogTitle';
+import IconButton from '@mui/material/IconButton';
+import Table from '@mui/material/Table';
+import TableBody from '@mui/material/TableBody';
+import TableCell from '@mui/material/TableCell';
+import TableContainer from '@mui/material/TableContainer';
+import TableHead from '@mui/material/TableHead';
+import TableRow from '@mui/material/TableRow';
+import TextField from '@mui/material/TextField';
+import Typography from '@mui/material/Typography';
+import Chip from '@mui/material/Chip';
+import Alert from '@mui/material/Alert';
+import Paper from '@mui/material/Paper';
+import CloseIcon from '@mui/icons-material/Close';
+import Inventory2OutlinedIcon from '@mui/icons-material/Inventory2Outlined';
+import CheckCircleOutlineOutlinedIcon from '@mui/icons-material/CheckCircleOutlineOutlined';
+import { StorageManagerContext } from '../../api/storageManagerContext';
+import { enqueueSnackbar } from 'notistack';
+import { notifyError } from '../../utils/notify';
+import { formatDate } from './manifestConfig';
+import {
+  fetchDeliveryLedgerSummary,
+  bookDeliveryLines,
+} from '../../utils/deliveryLedger';
+
+export default class BookDeliveryDialog extends PureComponent {
+  static contextType = StorageManagerContext;
+
+  constructor(props) {
+    super(props);
+
+    let initialAmounts = {};
+    if (Array.isArray(props.summary?.lines)) {
+      for (const line of props.summary.lines) {
+        if (props.prefillLineId != null) {
+          initialAmounts[line.id] =
+            line.id === props.prefillLineId
+              ? line.remainingAmount > 0
+                ? line.remainingAmount
+                : 0
+              : 0;
+        } else {
+          initialAmounts[line.id] = line.remainingAmount > 0 ? line.remainingAmount : 0;
+        }
+      }
+    }
+
+    this.state = {
+      summary: props.summary ?? null,
+      loading: !props.summary,
+      error: null,
+      amountsToBook: initialAmounts,
+      transactionText: props.delivery?.number
+        ? `Lieferung ${props.delivery.number}`
+        : 'Lieferung Wareneingang',
+      isBooking: false,
+    };
+
+    this.handleAmountChange = this.handleAmountChange.bind(this);
+    this.handleTransactionTextChange = this.handleTransactionTextChange.bind(this);
+    this.handleBookAll = this.handleBookAll.bind(this);
+    this.handleResetAmounts = this.handleResetAmounts.bind(this);
+    this.handleConfirmBook = this.handleConfirmBook.bind(this);
+  }
+
+  componentDidMount() {
+    if (this.props.open) {
+      void this.loadSummary();
+    }
+  }
+
+  componentDidUpdate(prevProps) {
+    if (this.props.open && !prevProps.open) {
+      this.setState(
+        {
+          summary: this.props.summary ?? null,
+          loading: !this.props.summary,
+          error: null,
+          transactionText: this.props.delivery?.number
+            ? `Lieferung ${this.props.delivery.number}`
+            : 'Lieferung Wareneingang',
+          isBooking: false,
+        },
+        () => {
+          if (this.props.summary) {
+            this.initAmountsFromSummary(this.props.summary, this.props.prefillLineId);
+          } else {
+            void this.loadSummary();
+          }
+        }
+      );
+    } else if (
+      this.props.open &&
+      (this.props.prefillLineId !== prevProps.prefillLineId ||
+        (this.props.summary && this.props.summary !== prevProps.summary)) &&
+      !this.state.isBooking
+    ) {
+      const activeSummary = this.state.summary || this.props.summary;
+      if (activeSummary) {
+        this.initAmountsFromSummary(activeSummary, this.props.prefillLineId);
+      }
+    }
+  }
+
+  async loadSummary() {
+    const { delivery, prefillLineId } = this.props;
+    if (!delivery?.id) return;
+
+    this.setState({ loading: true, error: null });
+    try {
+      const ledgerApi = this.context?.ledger;
+      const deliveryApi = this.context?.delivery;
+      const summary = await fetchDeliveryLedgerSummary(delivery.id, {
+        ledgerApi,
+        deliveryApi,
+      });
+      this.initAmountsFromSummary(summary, prefillLineId);
+      this.setState({ summary, loading: false });
+    } catch (err) {
+      console.error('[BookDeliveryDialog] Failed to load ledger summary:', err);
+      this.setState({ error: err.message || 'Laden fehlgeschlagen', loading: false });
+    }
+  }
+
+  initAmountsFromSummary(summary, prefillLineId = this.props.prefillLineId) {
+    const amounts = {};
+    if (Array.isArray(summary?.lines)) {
+      for (const line of summary.lines) {
+        if (prefillLineId != null) {
+          amounts[line.id] =
+            line.id === prefillLineId
+              ? line.remainingAmount > 0
+                ? line.remainingAmount
+                : 0
+              : 0;
+        } else {
+          amounts[line.id] = line.remainingAmount > 0 ? line.remainingAmount : 0;
+        }
+      }
+    }
+    this.setState({ amountsToBook: amounts });
+  }
+
+  handleAmountChange(lineId, value) {
+    const num = Math.max(0, Number(value) || 0);
+    this.setState((prev) => ({
+      amountsToBook: {
+        ...prev.amountsToBook,
+        [lineId]: num,
+      },
+    }));
+  }
+
+  handleTransactionTextChange(e) {
+    this.setState({ transactionText: e.target.value });
+  }
+
+  handleBookAll() {
+    const { summary } = this.state;
+    if (!summary?.lines) return;
+    const amounts = {};
+    for (const line of summary.lines) {
+      amounts[line.id] = line.remainingAmount > 0 ? line.remainingAmount : 0;
+    }
+    this.setState({ amountsToBook: amounts });
+  }
+
+  handleResetAmounts() {
+    const { summary } = this.state;
+    if (!summary?.lines) return;
+    const amounts = {};
+    for (const line of summary.lines) {
+      amounts[line.id] = 0;
+    }
+    this.setState({ amountsToBook: amounts });
+  }
+
+  async handleConfirmBook() {
+    const { delivery, onBookSuccess, onClose } = this.props;
+    const { summary, amountsToBook, transactionText } = this.state;
+    if (!summary?.lines) return;
+
+    const linesToBook = summary.lines
+      .map((line) => ({
+        manifestarticleId: line.id,
+        sku: line.sku,
+        name: line.name,
+        amount: Number(amountsToBook[line.id] || 0),
+      }))
+      .filter((l) => l.amount > 0);
+
+    if (linesToBook.length === 0) {
+      enqueueSnackbar('Keine Mengen zum Buchen angegeben.', { variant: 'info' });
+      return;
+    }
+
+    this.setState({ isBooking: true, error: null });
+    try {
+      const ledgerApi = this.context?.ledger;
+      const deliveryApi = this.context?.delivery;
+
+      await bookDeliveryLines({
+        delivery: summary.delivery || delivery,
+        linesToBook,
+        ledgerApi,
+        transactionText,
+      });
+
+      const totalBookedQty = linesToBook.reduce((sum, l) => sum + l.amount, 0);
+      enqueueSnackbar(
+        `${linesToBook.length} Position${linesToBook.length === 1 ? '' : 'en'} (${totalBookedQty} Stk.) erfolgreich ins Lager gebucht.`,
+        { variant: 'success' }
+      );
+
+      // Refresh summary
+      const updatedSummary = await fetchDeliveryLedgerSummary(delivery.id, {
+        ledgerApi,
+        deliveryApi,
+      });
+
+      if (onBookSuccess) {
+        onBookSuccess(updatedSummary);
+      }
+      if (onClose) {
+        onClose();
+      }
+    } catch (err) {
+      console.error('[BookDeliveryDialog] Booking failed:', err);
+      notifyError(err);
+      this.setState({
+        error: err.message || 'Buchung fehlgeschlagen',
+        isBooking: false,
+      });
+    }
+  }
+
+  renderHeaderInfo() {
+    const { delivery, partyName } = this.props;
+    const { summary } = this.state;
+
+    return (
+      <Paper
+        variant="outlined"
+        sx={{
+          p: 1.5,
+          mb: 2,
+          display: 'flex',
+          flexWrap: 'wrap',
+          gap: 3,
+          backgroundColor: '#f8fafc',
+          alignItems: 'center',
+        }}
+      >
+        <Box>
+          <Typography variant="caption" color="text.secondary" display="block">
+            Nummer
+          </Typography>
+          <Typography variant="body2" sx={{ fontWeight: 600 }}>
+            {delivery?.number || '–'}
+          </Typography>
+        </Box>
+
+        {delivery?.externalNumber && (
+          <Box>
+            <Typography variant="caption" color="text.secondary" display="block">
+              Referenz
+            </Typography>
+            <Typography variant="body2" sx={{ fontWeight: 600 }}>
+              {delivery.externalNumber}
+            </Typography>
+          </Box>
+        )}
+
+        <Box>
+          <Typography variant="caption" color="text.secondary" display="block">
+            Lieferdatum
+          </Typography>
+          <Typography variant="body2">
+            {formatDate(delivery?.date)}
+          </Typography>
+        </Box>
+
+        {partyName && (
+          <Box>
+            <Typography variant="caption" color="text.secondary" display="block">
+              Lieferant
+            </Typography>
+            <Typography variant="body2" sx={{ fontWeight: 600 }}>
+              {partyName}
+            </Typography>
+          </Box>
+        )}
+
+        <Box sx={{ ml: 'auto', display: 'flex', alignItems: 'center', gap: 1 }}>
+          <Typography variant="caption" color="text.secondary">
+            Aktueller Status:
+          </Typography>
+          {summary?.status === 'booked' && (
+            <Chip
+              size="small"
+              icon={<CheckCircleOutlineOutlinedIcon />}
+              label="Vollständig gebucht"
+              color="success"
+              variant="outlined"
+              sx={{ fontWeight: 600 }}
+            />
+          )}
+          {summary?.status === 'partial' && (
+            <Chip
+              size="small"
+              icon={<Inventory2OutlinedIcon />}
+              label={`Teilweise gebucht (${summary.bookedPositions}/${summary.totalPositions})`}
+              color="warning"
+              variant="outlined"
+              sx={{ fontWeight: 600 }}
+            />
+          )}
+          {summary?.status === 'unbooked' && (
+            <Chip
+              size="small"
+              label={`Offen (${summary.totalPositions} Pos.)`}
+              variant="outlined"
+              sx={{ color: 'text.secondary', borderColor: 'divider' }}
+            />
+          )}
+          {summary?.status === 'empty' && (
+            <Chip size="small" label="Keine Positionen" variant="outlined" />
+          )}
+        </Box>
+      </Paper>
+    );
+  }
+
+  renderLinesTable() {
+    const { summary, amountsToBook, isBooking } = this.state;
+    const lines = summary?.lines || [];
+
+    if (lines.length === 0) {
+      return (
+        <Alert severity="info" sx={{ my: 2 }}>
+          Diese Lieferung enthält keine Artikelpositionen zum Einbuchen.
+        </Alert>
+      );
+    }
+
+    return (
+      <TableContainer component={Paper} variant="outlined" sx={{ mb: 2 }}>
+        <Table size="small">
+          <TableHead sx={{ backgroundColor: '#f1f5f9' }}>
+            <TableRow>
+              <TableCell sx={{ fontWeight: 600 }}>SKU</TableCell>
+              <TableCell sx={{ fontWeight: 600 }}>Artikel</TableCell>
+              <TableCell align="right" sx={{ fontWeight: 600 }}>Liefermenge</TableCell>
+              <TableCell align="right" sx={{ fontWeight: 600 }}>Bereits gebucht</TableCell>
+              <TableCell align="right" sx={{ fontWeight: 600, width: 140 }}>Jetzt einbuchen</TableCell>
+            </TableRow>
+          </TableHead>
+          <TableBody>
+            {lines.map((line) => {
+              const toBook = amountsToBook[line.id] ?? 0;
+              const isAlreadyFullyBooked = line.isBooked && line.remainingAmount <= 0;
+
+              return (
+                <TableRow key={line.id} hover>
+                  <TableCell sx={{ fontFamily: 'monospace', fontSize: '0.85rem' }}>
+                    {line.sku || '–'}
+                  </TableCell>
+                  <TableCell sx={{ maxWidth: 280 }}>
+                    <Typography variant="body2" sx={{ fontWeight: 500 }} noWrap>
+                      {line.name || '–'}
+                    </Typography>
+                  </TableCell>
+                  <TableCell align="right">
+                    <Typography variant="body2" sx={{ fontWeight: 600 }}>
+                      {line.targetAmount}
+                    </Typography>
+                  </TableCell>
+                  <TableCell align="right">
+                    <Box sx={{ display: 'inline-flex', alignItems: 'center', gap: 0.5, justifyContent: 'flex-end' }}>
+                      <Typography
+                        variant="body2"
+                        color={line.bookedAmount > 0 ? 'success.main' : 'text.secondary'}
+                        sx={{ fontWeight: line.bookedAmount > 0 ? 600 : 400 }}
+                      >
+                        {line.bookedAmount}
+                      </Typography>
+                      {isAlreadyFullyBooked && (
+                        <CheckCircleOutlineOutlinedIcon color="success" sx={{ fontSize: 16 }} />
+                      )}
+                    </Box>
+                  </TableCell>
+                  <TableCell align="right">
+                    {isAlreadyFullyBooked ? (
+                      <Chip
+                        size="small"
+                        label="Gebucht"
+                        color="success"
+                        variant="outlined"
+                        sx={{ fontSize: '0.75rem', height: 24 }}
+                      />
+                    ) : (
+                      <TextField
+                        size="small"
+                        type="number"
+                        value={toBook}
+                        onChange={(e) => this.handleAmountChange(line.id, e.target.value)}
+                        disabled={isBooking}
+                        slotProps={{
+                          input: {
+                            inputProps: {
+                              min: 0,
+                              step: 1,
+                              style: { textAlign: 'right', padding: '4px 8px' },
+                            },
+                          },
+                        }}
+                        sx={{ width: 90 }}
+                      />
+                    )}
+                  </TableCell>
+                </TableRow>
+              );
+            })}
+          </TableBody>
+        </Table>
+      </TableContainer>
+    );
+  }
+
+  render() {
+    const { open, onClose, delivery } = this.props;
+    const {
+      summary,
+      loading,
+      error,
+      amountsToBook,
+      transactionText,
+      isBooking,
+    } = this.state;
+
+    const lines = summary?.lines || [];
+    const prefillLine =
+      this.props.prefillLineId != null
+        ? lines.find((l) => l.id === this.props.prefillLineId)
+        : null;
+    const totalToBook = lines.reduce(
+      (sum, l) => sum + (Number(amountsToBook[l.id]) || 0),
+      0
+    );
+    const countLinesToBook = lines.filter(
+      (l) => Number(amountsToBook[l.id]) > 0
+    ).length;
+    const isFullyBooked = summary?.status === 'booked';
+
+    return (
+      <Dialog
+        open={Boolean(open)}
+        onClose={isBooking ? undefined : onClose}
+        maxWidth="md"
+        fullWidth
+      >
+        <DialogTitle
+          sx={{
+            display: 'flex',
+            alignItems: 'center',
+            justifyContent: 'space-between',
+            pb: 1,
+          }}
+        >
+          <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
+            <Inventory2OutlinedIcon color="primary" />
+            <Typography variant="h6" component="span" sx={{ fontWeight: 600 }}>
+              Lieferung {delivery?.number || ''} ins Lager buchen
+            </Typography>
+          </Box>
+          <IconButton size="small" onClick={onClose} disabled={isBooking}>
+            <CloseIcon />
+          </IconButton>
+        </DialogTitle>
+
+        <DialogContent dividers sx={{ pt: 2 }}>
+          {this.renderHeaderInfo()}
+
+          {loading ? (
+            <Box sx={{ display: 'flex', justifyContent: 'center', py: 6, gap: 2, alignItems: 'center' }}>
+              <CircularProgress size={24} />
+              <Typography color="text.secondary">Lade Positionen und Ledger-Status...</Typography>
+            </Box>
+          ) : error ? (
+            <Alert severity="error" sx={{ my: 2 }}>
+              {error}
+            </Alert>
+          ) : (
+            <>
+              {prefillLine && (
+                <Alert severity="info" sx={{ mb: 2 }}>
+                  Vorausgewählt zum Einbuchen: Position{' '}
+                  <strong>{prefillLine.sku ? `SKU ${prefillLine.sku}` : prefillLine.name}</strong> ({amountsToBook[prefillLine.id] || 0} Stk.). Andere Positionen stehen auf 0.
+                </Alert>
+              )}
+              {this.renderLinesTable()}
+
+              {!isFullyBooked && lines.length > 0 && (
+                <Box sx={{ display: 'flex', gap: 1, mb: 2 }}>
+                  <Button
+                    size="small"
+                    variant="text"
+                    onClick={this.handleBookAll}
+                    disabled={isBooking}
+                  >
+                    Alle offenen Mengen übernehmen
+                  </Button>
+                  <Button
+                    size="small"
+                    variant="text"
+                    color="inherit"
+                    onClick={this.handleResetAmounts}
+                    disabled={isBooking}
+                  >
+                    Zurücksetzen
+                  </Button>
+                </Box>
+              )}
+
+              <Box sx={{ mb: 2 }}>
+                <TextField
+                  fullWidth
+                  size="small"
+                  label="Buchungstext (Ledger-Referenz)"
+                  value={transactionText}
+                  onChange={this.handleTransactionTextChange}
+                  disabled={isBooking || isFullyBooked}
+                  helperText="Wird als Transaktionstext in das Ledger übernommen"
+                />
+              </Box>
+
+              {isFullyBooked ? (
+                <Alert severity="success" icon={<CheckCircleOutlineOutlinedIcon />}>
+                  Alle Artikel dieser Lieferung sind bereits vollständig im Lager verbucht.
+                </Alert>
+              ) : totalToBook > 0 ? (
+                <Alert severity="info">
+                  Es werden <strong>{totalToBook} Stück</strong> für{' '}
+                  <strong>{countLinesToBook} Position{countLinesToBook === 1 ? '' : 'en'}</strong> als Lagerzugang (DELIVERY) im Ledger gebucht.
+                </Alert>
+              ) : (
+                <Alert severity="warning">
+                  Wählen Sie mindestens eine Menge größer als 0 aus, um den Lagerzugang zu buchen.
+                </Alert>
+              )}
+            </>
+          )}
+        </DialogContent>
+
+        <DialogActions sx={{ px: 3, py: 2 }}>
+          <Button onClick={onClose} disabled={isBooking} color="inherit">
+            {isFullyBooked ? 'Schließen' : 'Abbrechen'}
+          </Button>
+
+          {!isFullyBooked && lines.length > 0 && (
+            <Button
+              variant="contained"
+              color="primary"
+              onClick={this.handleConfirmBook}
+              disabled={isBooking || totalToBook <= 0 || loading}
+              startIcon={
+                isBooking ? (
+                  <CircularProgress size={16} color="inherit" />
+                ) : (
+                  <Inventory2OutlinedIcon />
+                )
+              }
+              sx={{ minWidth: 160, fontWeight: 600 }}
+            >
+              {isBooking ? 'Wird gebucht...' : 'Jetzt ins Lager buchen'}
+            </Button>
+          )}
+        </DialogActions>
+      </Dialog>
+    );
+  }
+}
diff --git a/src/components/manifest/ManifestForm.jsx b/src/components/manifest/ManifestForm.jsx
index 1dd791e..72c0ba9 100644
--- a/src/components/manifest/ManifestForm.jsx
+++ b/src/components/manifest/ManifestForm.jsx
@@ -58,6 +58,7 @@ class ManifestForm extends PureComponent {
     this.handleLineChange = this.handleLineChange.bind(this);
     this.handleAddLine = this.handleAddLine.bind(this);
     this.handleRemoveLine = this.handleRemoveLine.bind(this);
+    this.handleRemoveAllLines = this.handleRemoveAllLines.bind(this);
     this.handleSave = this.handleSave.bind(this);
     this.handlePdfUpload = this.handlePdfUpload.bind(this);
     this.handleClosePdfDialog = this.handleClosePdfDialog.bind(this);
@@ -215,6 +216,10 @@ class ManifestForm extends PureComponent {
     });
   }
 
+  handleRemoveAllLines() {
+    this.setState({ lines: [] });
+  }
+
   async handlePdfUpload(file) {
     if (!file || this.state.pdfUploading) return;
     if (this._parseAbortController) {
@@ -410,33 +415,20 @@ class ManifestForm extends PureComponent {
   }
 
   renderArticles() {
-    const { mode } = this.props;
     const cfg = this.cfg;
-    const { partyId, lines, saving } = this.state;
-
-    if (
-      cfg.requirePartyBeforeLines &&
-      mode === 'create' &&
-      partyId == null
-    ) {
-      return (
-        <PanelTile wide={3} minHeight={160} color="#e2e8f0">
-          <Typography color="text.secondary">
-            {cfg.partyGateMessage}
-          </Typography>
-        </PanelTile>
-      );
-    }
+    const { lines, saving } = this.state;
 
     return (
       <ManifestLines
         columns={cfg.columns}
         lines={lines}
         saving={saving}
+        wide={4}
         linesColor={cfg.linesColor}
         onLineChange={this.handleLineChange}
         onAddLine={this.handleAddLine}
         onRemoveLine={this.handleRemoveLine}
+        onRemoveAllLines={this.handleRemoveAllLines}
         onSave={() => void this.handleSave()}
       />
     );
@@ -475,18 +467,6 @@ class ManifestForm extends PureComponent {
 
     return (
       <>
-        {status === 'ready' && (
-          <PageTitleRight>
-            <Button
-              variant="contained"
-              size="small"
-              disabled={saving}
-              onClick={this.handleSave}
-            >
-              {saving ? 'Speichern…' : 'Speichern'}
-            </Button>
-          </PageTitleRight>
-        )}
         <PanelTileGrid>
           <ManifestHeader
             kind={kind}
@@ -501,7 +481,9 @@ class ManifestForm extends PureComponent {
             externalNumber={externalNumber}
             saving={saving}
             pdfUploading={pdfUploading}
+            lines={lines}
             onPdfUpload={kind === 'delivery' ? this.handlePdfUpload : undefined}
+            onSave={this.handleSave}
             onPartyChange={this.handlePartyChange}
             onDateChange={this.handleDateChange}
             onNumberChange={this.handleNumberChange}
diff --git a/src/components/manifest/ManifestFormLine.jsx b/src/components/manifest/ManifestFormLine.jsx
index ae8d0f7..468b15b 100644
--- a/src/components/manifest/ManifestFormLine.jsx
+++ b/src/components/manifest/ManifestFormLine.jsx
@@ -13,18 +13,24 @@ import Typography from '@mui/material/Typography';
 import DeleteOutlinedIcon from '@mui/icons-material/DeleteOutlined';
 import HelpOutlineIcon from '@mui/icons-material/HelpOutlineOutlined';
 import Inventory2OutlinedIcon from '@mui/icons-material/Inventory2Outlined';
-import CheckCircleOutlinedIcon from '@mui/icons-material/CheckCircleOutlined';
+import CheckCircleOutlineOutlinedIcon from '@mui/icons-material/CheckCircleOutlineOutlined';
 import AddIcon from '@mui/icons-material/Add';
 import SearchIcon from '@mui/icons-material/Search';
 import LinkOffOutlinedIcon from '@mui/icons-material/LinkOffOutlined';
-import { LINE_COLUMNS } from './manifestConfig';
+import { getFirstVal, parseNum } from './manifestConfig';
 import ArticlePhoto from '../article/ArticlePhoto';
 import { formatPrice } from '../../utils/price';
+import { primaryPrice, priceBrutto } from '../../utils/articleDetail';
+import artikelAutomat, { createArticleSelector, getArticle } from '../../automats/artikelAutomat';
 import { artikelDetailPath } from '../../pages/artikel/articleRoute';
 
 class ManifestFormLine extends PureComponent {
   constructor(props) {
     super(props);
+    const sku = props.supplierArticle?.article?.sku;
+    this.state = {
+      cachedArticle: sku ? getArticle(sku) : null,
+    };
     this.handleRemove = this.handleRemove.bind(this);
     this.handleBlur = this.handleBlur.bind(this);
     this.handleCreateArticle = this.handleCreateArticle.bind(this);
@@ -32,6 +38,41 @@ class ManifestFormLine extends PureComponent {
     this.handleRemoveSupplierArticle = this.handleRemoveSupplierArticle.bind(this);
   }
 
+  componentDidMount() {
+    this.subscribeArticle(this.props.supplierArticle?.article?.sku);
+  }
+
+  componentDidUpdate(prevProps) {
+    const prevSku = prevProps.supplierArticle?.article?.sku;
+    const nextSku = this.props.supplierArticle?.article?.sku;
+    if (prevSku !== nextSku) {
+      this.subscribeArticle(nextSku);
+    }
+  }
+
+  componentWillUnmount() {
+    this.unsubArticle?.();
+  }
+
+  subscribeArticle(sku) {
+    this.unsubArticle?.();
+    this.unsubArticle = null;
+    if (!sku) {
+      if (this.state.cachedArticle) {
+        this.setState({ cachedArticle: null });
+      }
+      return;
+    }
+    const current = getArticle(sku);
+    this.setState({ cachedArticle: current });
+    if (!current) {
+      artikelAutomat.actions.loadArticle(sku).catch(() => {});
+    }
+    this.unsubArticle = artikelAutomat.subscribe(this, (state) => ({
+      cachedArticle: createArticleSelector(sku)(state),
+    }));
+  }
+
   handleRemove() {
     this.props.onRemove(this.props.line.key);
   }
@@ -63,15 +104,112 @@ class ManifestFormLine extends PureComponent {
     }
   }
 
-  renderField(column) {
+  renderLedgerChip() {
+    const { ledgerLine, onBookLine } = this.props;
+    if (!ledgerLine) return null;
+    const isBooked = ledgerLine.isBooked;
+    const isPartial = !isBooked && ledgerLine.bookedAmount > 0;
+    const isClickable = Boolean(onBookLine);
+
+    return (
+      <Tooltip
+        title={
+          isBooked
+            ? `Vollständig im Lager gebucht: ${ledgerLine.bookedAmount} Stück (Klicken für Details)`
+            : isPartial
+            ? `Teilweise im Lager gebucht: ${ledgerLine.bookedAmount} von ${ledgerLine.targetAmount} Stück (Klicken zum Einbuchen dieser Position)`
+            : `Noch nicht im Lager gebucht (${ledgerLine.targetAmount} Stück – Klicken zum Einbuchen dieser Position)`
+        }
+      >
+        <Chip
+          size="small"
+          clickable={isClickable}
+          onClick={
+            isClickable
+              ? (e) => {
+                  e.stopPropagation();
+                  onBookLine(ledgerLine);
+                }
+              : undefined
+          }
+          icon={
+            isBooked ? (
+              <CheckCircleOutlineOutlinedIcon sx={{ '&&': { fontSize: 13 } }} />
+            ) : (
+              <Inventory2OutlinedIcon sx={{ '&&': { fontSize: 13 } }} />
+            )
+          }
+          label={
+            isBooked
+              ? `Lager: ${ledgerLine.bookedAmount} Stk. gebucht`
+              : isPartial
+              ? `Lager: ${ledgerLine.bookedAmount}/${ledgerLine.targetAmount} Stk.`
+              : 'Lager: offen'
+          }
+          color={isBooked ? 'success' : isPartial ? 'warning' : 'default'}
+          variant="outlined"
+          sx={{
+            height: 20,
+            fontSize: '0.68rem',
+            fontWeight: 600,
+            cursor: isClickable ? 'pointer' : 'default',
+            bgcolor: isBooked ? 'success.50' : undefined,
+            '&:hover': isClickable
+              ? {
+                  bgcolor: isBooked
+                    ? 'success.100'
+                    : isPartial
+                    ? 'warning.100'
+                    : 'action.hover',
+                }
+              : undefined,
+          }}
+        />
+      </Tooltip>
+    );
+  }
+
+  renderField(column, colIdx, totalCols) {
     const { id, align, type } = column;
     const { line, saving, onChange } = this.props;
+    let val = line[id];
+    if (val == null || val === '') {
+      if (id === 'tax' || id === 'taxrate') {
+        val = line.taxrate ?? line.tax ?? '';
+      } else if (id === 'net' || id === 'netprice') {
+        val = line.netprice ?? line.net ?? '';
+      }
+    }
+
+    let isError = false;
+    if (id === 'name') {
+      isError = !String(line.name ?? '').trim();
+    } else if (id === 'amount') {
+      const raw = getFirstVal(line.amount, line.count);
+      isError = raw == null || parseNum(raw) == null;
+    } else if (id === 'pu') {
+      const raw = getFirstVal(line.pu, line.vpe);
+      isError = raw == null || parseNum(raw) == null;
+    } else if (id === 'tax' || id === 'taxrate') {
+      const raw = getFirstVal(line.tax, line.taxrate, line.taxRate, line.mwst);
+      isError = raw == null || parseNum(raw) == null;
+    } else if (id === 'net' || id === 'netprice') {
+      const raw = getFirstVal(line.net, line.netprice, line.netPrice, line.eknetto);
+      isError = raw == null || parseNum(raw) == null;
+    } else if (id === 'sku') {
+      isError = !String(line.sku ?? '').trim() && !String(line.name ?? '').trim();
+    }
+
+    const isFirst = colIdx === 0;
+    const isLast = colIdx === totalCols - 1;
+
     return (
       <TextField
         size="small"
         fullWidth
         type={type}
-        value={line[id] ?? ''}
+        value={val ?? ''}
+        error={isError}
         disabled={saving}
         autoComplete="off"
         onChange={(e) => onChange(line.key, id, e.target.value)}
@@ -86,6 +224,16 @@ class ManifestFormLine extends PureComponent {
           },
         }}
         sx={{
+          '& .MuiOutlinedInput-root': {
+            borderRadius: isFirst ? '4px 0 0 4px' : isLast ? '0 4px 4px 0' : 0,
+            ml: isFirst ? 0 : '-1px',
+            '&:hover': {
+              zIndex: 1,
+            },
+            '&.Mui-focused': {
+              zIndex: 2,
+            },
+          },
           '& input[type=number]': {
             MozAppearance: 'textfield',
           },
@@ -116,18 +264,28 @@ class ManifestFormLine extends PureComponent {
 
     if (supplierArticle) {
       const article = supplierArticle.article || {};
-      const photo = article.photos?.[0] || article.articlepic?.[0];
+      const fullArticle = this.state.cachedArticle || article;
+      const photo = fullArticle.photos?.[0] || fullArticle.articlepic?.[0] || article.photos?.[0] || article.articlepic?.[0];
       const fullHash = photo?.hash || photo?.fullHash;
       const thumbHash = photo?.thumbhash || photo?.thumbHash;
       const thumbW = photo?.thumbw || photo?.thumbW;
       const thumbH = photo?.thumbh || photo?.thumbH;
       const hasPhoto = fullHash != null || thumbHash != null;
 
-      const eans = article.eans ?? article.articleean ?? [];
+      const eans = fullArticle.eans ?? fullArticle.articleean ?? article.eans ?? article.articleean ?? [];
       const primaryEan = Array.isArray(eans) ? eans[0] : eans;
       const priceNet = supplierArticle.price?.net;
       const taxRate = supplierArticle.price?.taxRate;
 
+      const vkPrice = primaryPrice(fullArticle);
+      const vkNetto = vkPrice?.net;
+      const vkBrutto = vkPrice
+        ? priceBrutto(vkPrice) ??
+          (vkPrice.net != null && vkPrice.taxrate != null
+            ? vkPrice.net * (1 + vkPrice.taxrate / 100)
+            : null)
+        : null;
+
       return (
         <Box
           sx={{
@@ -138,6 +296,24 @@ class ManifestFormLine extends PureComponent {
             flexWrap: 'wrap',
           }}
         >
+          {/* Unlink button at the front */}
+          {this.props.onRemoveSupplierArticle && supplierArticle.id != null && (
+            <Tooltip title="Lieferanten-Verknüpfung aufheben">
+              <span>
+                <IconButton
+                  size="small"
+                  color="error"
+                  aria-label="Lieferanten-Verknüpfung entfernen"
+                  disabled={this.props.saving || this.props.supplierArticleBusy}
+                  onClick={this.handleRemoveSupplierArticle}
+                  sx={{ p: 0.25, mr: -0.25 }}
+                >
+                  <LinkOffOutlinedIcon sx={{ fontSize: 16 }} />
+                </IconButton>
+              </span>
+            </Tooltip>
+          )}
+
           {/* Article Photo Thumbnail */}
           <Box
             sx={{
@@ -166,9 +342,6 @@ class ManifestFormLine extends PureComponent {
             )}
           </Box>
 
-          {/* Match Indicator */}
-          <CheckCircleOutlinedIcon sx={{ fontSize: 16, color: 'success.main', flexShrink: 0 }} />
-
           {/* Internal Article SKU */}
           {article.sku && (
             <Chip
@@ -195,15 +368,15 @@ class ManifestFormLine extends PureComponent {
           )}
 
           {/* Article Name */}
-          {article.name && (
+          {(fullArticle.name || article.name) && (
             <Typography
               variant="caption"
               fontWeight={600}
               noWrap
               sx={{ color: 'text.primary', maxWidth: { xs: 200, sm: 300, md: 400 } }}
-              title={article.name}
+              title={fullArticle.name || article.name}
             >
-              {article.name}
+              {fullArticle.name || article.name}
             </Typography>
           )}
 
@@ -225,32 +398,49 @@ class ManifestFormLine extends PureComponent {
             </Typography>
           )}
 
-          {/* Stored Purchase Price (Netto) */}
-          {priceNet != null && (
-            <Typography
-              variant="caption"
-              fontWeight={600}
-              sx={{ color: 'success.dark', ml: 'auto', fontSize: '0.72rem', whiteSpace: 'nowrap' }}
+          {/* Stored Purchase Price (Netto), VK Netto & VK Brutto */}
+          {(priceNet != null || vkNetto != null || vkBrutto != null) && (
+            <Box
+              sx={{
+                display: 'flex',
+                alignItems: 'center',
+                gap: 1.5,
+                ml: 'auto',
+                whiteSpace: 'nowrap',
+              }}
             >
-              EK Netto: {formatPrice(priceNet)}
-              {taxRate != null ? ` (${taxRate}% MwSt)` : ''}
-            </Typography>
+              {priceNet != null && (
+                <Typography
+                  variant="caption"
+                  fontWeight={600}
+                  sx={{ color: 'success.dark', fontSize: '0.72rem' }}
+                >
+                  EK Netto: {formatPrice(priceNet)}
+                  {taxRate != null ? ` (${taxRate}% MwSt)` : ''}
+                </Typography>
+              )}
+              {vkNetto != null && (
+                <Typography
+                  variant="caption"
+                  fontWeight={600}
+                  sx={{ color: 'text.secondary', fontSize: '0.72rem' }}
+                >
+                  VK Netto: {formatPrice(vkNetto)}
+                </Typography>
+              )}
+              {vkBrutto != null && (
+                <Typography
+                  variant="caption"
+                  fontWeight={600}
+                  sx={{ color: 'primary.dark', fontSize: '0.72rem' }}
+                >
+                  VK Brutto: {formatPrice(vkBrutto)}
+                </Typography>
+              )}
+            </Box>
           )}
 
-          {/* Remove supplier-article connection */}
-          {this.props.onRemoveSupplierArticle && supplierArticle.id != null && (
-              <span style={{ marginLeft: priceNet != null ? 0 : 'auto' }}>
-                <IconButton
-                  size="small"
-                  color="error"
-                  aria-label="Lieferanten-Verknüpfung entfernen"
-                  disabled={this.props.saving || this.props.supplierArticleBusy}
-                  onClick={this.handleRemoveSupplierArticle}
-                >
-                  <LinkOffOutlinedIcon fontSize="small" />
-                </IconButton>
-              </span>
-          )}
+          {this.renderLedgerChip()}
         </Box>
       );
     }
@@ -258,10 +448,6 @@ class ManifestFormLine extends PureComponent {
     if (rawSku) {
       return (
         <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.75, py: 0.25 }}>
-          <HelpOutlineIcon sx={{ fontSize: 15, color: 'warning.main' }} />
-          <Typography variant="caption" color="text.secondary" sx={{ fontSize: '0.72rem' }}>
-            Kein Lieferanten-Artikel für SKU &bdquo;{rawSku}&ldquo; gefunden.
-          </Typography>
           {this.props.onCreateArticle && (
             <Button
               size="small"
@@ -306,34 +492,44 @@ class ManifestFormLine extends PureComponent {
               Artikel suchen
             </Button>
           )}
+          <HelpOutlineIcon sx={{ fontSize: 15, color: 'warning.main' }} />
+          <Typography variant="caption" color="text.secondary" sx={{ fontSize: '0.72rem' }}>
+            Kein Lieferanten-Artikel für SKU &bdquo;{rawSku}&ldquo; gefunden.
+          </Typography>
+          {this.renderLedgerChip()}
         </Box>
       );
     }
 
-    return (
-      <Typography variant="caption" color="text.disabled" sx={{ fontStyle: 'italic', fontSize: '0.7rem' }}>
-        SKU eingeben oder Dokument scannen für automatische Artikelzuordnung
-      </Typography>
-    );
+    if (this.props.ledgerLine) {
+      return (
+        <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.75, py: 0.25 }}>
+          {this.renderLedgerChip()}
+        </Box>
+      );
+    }
+
+    return null;
   }
 
   render() {
     const { columns = LINE_COLUMNS, saving } = this.props;
+    const secondLine = this.renderSecondLine();
 
     return (
       <Fragment>
         {/* Row 1: Editable Line Inputs */}
-        <TableRow hover sx={{ '& > td': { borderBottom: 'none', py: 0.75 } }}>
-          {columns.map((col) => (
+        <TableRow hover sx={{ '& > td': { borderBottom: 'none', p: 0 } }}>
+          {columns.map((col, colIdx) => (
             <TableCell
               key={col.id}
               align={col.align}
-              sx={{ py: 0.75, verticalAlign: 'middle' }}
+              sx={{ p: 0, width: col.width, verticalAlign: 'middle' }}
             >
-              {this.renderField(col)}
+              {this.renderField(col, colIdx, columns.length)}
             </TableCell>
           ))}
-          <TableCell padding="checkbox" sx={{ py: 0.75 }}>
+          <TableCell padding="none" sx={{ py: 0.25, pl: 0.75, pr: 0, verticalAlign: 'middle', width: 40 }}>
             <IconButton
               size="small"
               aria-label="Zeile entfernen"
@@ -346,18 +542,20 @@ class ManifestFormLine extends PureComponent {
         </TableRow>
 
         {/* Row 2: Matched Supplier Article Details */}
-        <TableRow sx={{ '& > td': { pt: 0, pb: 0.75, borderBottom: 'none' } }}>
-          <TableCell
-            colSpan={columns.length + 1}
-            sx={{
-              py: 0.4,
-              px: 2,
-              bgcolor: 'transparent',
-            }}
-          >
-            {this.renderSecondLine()}
-          </TableCell>
-        </TableRow>
+        {secondLine && (
+          <TableRow sx={{ '& > td': { pt: 0.25, pb: 0.75, borderBottom: 'none' } }}>
+            <TableCell
+              colSpan={columns.length + 1}
+              sx={{
+                py: 0.4,
+                px: 1,
+                bgcolor: 'transparent',
+              }}
+            >
+              {secondLine}
+            </TableCell>
+          </TableRow>
+        )}
       </Fragment>
     );
   }
diff --git a/src/components/manifest/ManifestHeader.jsx b/src/components/manifest/ManifestHeader.jsx
index 99997c7..57dcd80 100644
--- a/src/components/manifest/ManifestHeader.jsx
+++ b/src/components/manifest/ManifestHeader.jsx
@@ -1,15 +1,20 @@
 import { PureComponent, createRef } from 'react';
 import Autocomplete from '@mui/material/Autocomplete';
+import Box from '@mui/material/Box';
 import Button from '@mui/material/Button';
 import CircularProgress from '@mui/material/CircularProgress';
 import Stack from '@mui/material/Stack';
 import TextField from '@mui/material/TextField';
+import Chip from '@mui/material/Chip';
 import UploadFileIcon from '@mui/icons-material/UploadFile';
+import Inventory2OutlinedIcon from '@mui/icons-material/Inventory2Outlined';
+import CheckCircleOutlineOutlinedIcon from '@mui/icons-material/CheckCircleOutlineOutlined';
 import SingleLineTextEdit from 'dashgui/SingleLineTextEdit';
 import { PanelTile } from 'dashgui/panels';
 import FileDropzone from '../FileDropzone';
 import AttachmentList from './AttachmentList';
-import { manifestConfig, partyDisplayName } from './manifestConfig';
+import { hasArticleLines, manifestConfig, partyDisplayName } from './manifestConfig';
+import { notifyErrorMessage } from '../../utils/notify';
 
 class ManifestHeader extends PureComponent {
   constructor(props) {
@@ -18,20 +23,50 @@ class ManifestHeader extends PureComponent {
     this.handlePartyChange = this.handlePartyChange.bind(this);
     this.handleUploadClick = this.handleUploadClick.bind(this);
     this.handleFileChange = this.handleFileChange.bind(this);
+    this.handleFileDrop = this.handleFileDrop.bind(this);
   }
 
   handlePartyChange(_event, option) {
     this.props.onPartyChange(option?.id ?? null);
   }
 
+  hasArticles() {
+    return Boolean(
+      this.props.hasArticles ??
+        (Array.isArray(this.props.lines) && hasArticleLines(this.props.lines)),
+    );
+  }
+
   handleUploadClick() {
+    if (this.hasArticles()) {
+      notifyErrorMessage(
+        'Datei-Upload nicht möglich, solange Artikel vorhanden sind. Bitte entfernen Sie zuerst alle Zeilen.',
+      );
+      return;
+    }
     this.fileInputRef.current?.click();
   }
 
+  handleFileDrop(file) {
+    if (this.hasArticles()) {
+      notifyErrorMessage(
+        'Datei-Upload nicht möglich, solange Artikel vorhanden sind. Bitte entfernen Sie zuerst alle Zeilen.',
+      );
+      return;
+    }
+    this.props.onPdfUpload?.(file);
+  }
+
   handleFileChange(event) {
     const file = event.target.files?.[0];
     event.target.value = '';
     if (!file) return;
+    if (this.hasArticles()) {
+      notifyErrorMessage(
+        'Datei-Upload nicht möglich, solange Artikel vorhanden sind. Bitte entfernen Sie zuerst alle Zeilen.',
+      );
+      return;
+    }
     this.props.onPdfUpload?.(file);
   }
 
@@ -50,6 +85,7 @@ class ManifestHeader extends PureComponent {
       saving,
       pdfUploading,
       attachments,
+      lines,
       onPdfUpload,
       onPdfRescan,
       onPdfDelete,
@@ -58,8 +94,15 @@ class ManifestHeader extends PureComponent {
       onDateChange,
       onNumberChange,
       onExternalNumberChange,
+      onSave,
+      actionsColor,
+      docId,
+      ledgerSummary,
+      onOpenBookDialog,
     } = this.props;
 
+    const hasArticles = this.hasArticles();
+
     // Delivery: number is server-allocated/read-only; the caller reference
     // lives in the editable externalNumber field.
     const cfg = manifestConfig(kind);
@@ -68,117 +111,243 @@ class ManifestHeader extends PureComponent {
     const selected =
       parties.find((row) => row.id === partyId) ?? null;
 
+    const isDateEmpty = !date || String(date).trim() === '';
+    const isPartyEmpty = partyId == null || partyId === '';
+
     return (
-      <PanelTile wide={3} minHeight={160} color={headerColor} title="Kopfdaten">
-        <Stack
-          direction={{ xs: 'column', sm: 'row' }}
-          spacing={2}
-          sx={{ alignItems: { xs: 'stretch', sm: 'center' } }}
-        >
-          <TextField
-            size="small"
-            type="date"
-            label={dateLabel}
-            value={date}
-            disabled={saving || pdfUploading}
-            onChange={(e) => onDateChange(e.target.value)}
-            autoComplete="off"
-            slotProps={{
-              inputLabel: { shrink: true },
-              htmlInput: { spellCheck: false },
+      <>
+        {/* Tile 1: 3-wide Kopfdaten Tile */}
+        <PanelTile wide={3} minHeight={160} color={headerColor} title="Kopfdaten">
+          <Box
+            sx={{
+              display: 'flex',
+              flexWrap: 'wrap',
+              gap: 1.5,
+              alignItems: 'center',
             }}
-            sx={{ minWidth: 220 }}
-          />
-          <Autocomplete
-            size="small"
-            options={parties}
-            value={selected}
-            loading={Boolean(partiesLoading)}
-            disabled={saving || pdfUploading}
-            getOptionLabel={(option) => partyDisplayName(kind, option)}
-            isOptionEqualToValue={(option, value) => option.id === value.id}
-            onChange={this.handlePartyChange}
-            sx={{ flex: 1, minWidth: 220 }}
-            renderInput={(params) => (
-              <TextField
-                {...params}
-                label={partyLabel}
-                slotProps={{
-                  ...params.slotProps,
-                  htmlInput: {
-                    ...params.slotProps?.htmlInput,
-                    spellCheck: false,
-                    autoComplete: 'off',
-                  },
+          >
+            <TextField
+              size="small"
+              type="date"
+              label={dateLabel}
+              value={date}
+              error={isDateEmpty}
+              disabled={saving || pdfUploading}
+              onChange={(e) => onDateChange(e.target.value)}
+              autoComplete="off"
+              slotProps={{
+                inputLabel: { shrink: true },
+                htmlInput: { spellCheck: false },
+              }}
+              sx={{
+                flex: { xs: '1 1 100%', sm: '1 1 150px' },
+                minWidth: { sm: 130 },
+              }}
+            />
+            <Autocomplete
+              size="small"
+              options={parties}
+              value={selected}
+              loading={Boolean(partiesLoading)}
+              disabled={saving || pdfUploading}
+              getOptionLabel={(option) => partyDisplayName(kind, option)}
+              isOptionEqualToValue={(option, value) => option.id === value.id}
+              onChange={this.handlePartyChange}
+              sx={{
+                flex: { xs: '1 1 100%', sm: '2 1 200px' },
+                minWidth: { sm: 160 },
+              }}
+              renderInput={(params) => (
+                <TextField
+                  {...params}
+                  label={partyLabel}
+                  error={isPartyEmpty}
+                  slotProps={{
+                    ...params.slotProps,
+                    htmlInput: {
+                      ...params.slotProps?.htmlInput,
+                      spellCheck: false,
+                      autoComplete: 'off',
+                    },
+                  }}
+                />
+              )}
+            />
+            <SingleLineTextEdit
+              size="small"
+              label="Nummer"
+              value={number}
+              disabled={saving || pdfUploading || useExternalNumber}
+              onChange={onNumberChange}
+              sx={{
+                flex: { xs: '1 1 100%', sm: '1 1 120px' },
+                minWidth: { sm: 100 },
+              }}
+            />
+            {useExternalNumber ? (
+              <SingleLineTextEdit
+                size="small"
+                label="Referenz"
+                value={externalNumber ?? ''}
+                disabled={saving || pdfUploading}
+                onChange={onExternalNumberChange}
+                sx={{
+                  flex: { xs: '1 1 100%', sm: '1 1 120px' },
+                  minWidth: { sm: 100 },
+                }}
+              />
+            ) : null}
+            {docId != null && kind === 'delivery' && ledgerSummary && (
+              <Chip
+                size="small"
+                icon={
+                  ledgerSummary.status === 'booked' ? (
+                    <CheckCircleOutlineOutlinedIcon sx={{ fontSize: 16 }} />
+                  ) : (
+                    <Inventory2OutlinedIcon sx={{ fontSize: 16 }} />
+                  )
+                }
+                label={
+                  ledgerSummary.status === 'booked'
+                    ? `Lager: Gebucht (${ledgerSummary.bookedPositions}/${ledgerSummary.totalPositions})`
+                    : ledgerSummary.status === 'partial'
+                    ? `Lager: Teilweise (${ledgerSummary.bookedPositions}/${ledgerSummary.totalPositions})`
+                    : ledgerSummary.status === 'empty'
+                    ? 'Lager: Keine Pos.'
+                    : `Lager: Offen (${ledgerSummary.totalPositions} Pos.)`
+                }
+                color={
+                  ledgerSummary.status === 'booked'
+                    ? 'success'
+                    : ledgerSummary.status === 'partial'
+                    ? 'warning'
+                    : 'default'
+                }
+                variant="outlined"
+                onClick={onOpenBookDialog}
+                sx={{
+                  cursor: onOpenBookDialog ? 'pointer' : 'default',
+                  fontWeight: 600,
+                  height: 32,
+                  px: 0.5,
                 }}
               />
             )}
+          </Box>
+          <AttachmentList
+            attachments={attachments}
+            onRescan={onPdfRescan}
+            onDelete={onPdfDelete}
+            onClick={onAttachmentClick ?? onPdfClick}
+            disabled={saving || pdfUploading}
+            hasArticles={hasArticles}
           />
-          <SingleLineTextEdit
-            size="small"
-            label="Nummer"
-            value={number}
-            disabled={saving || pdfUploading || useExternalNumber}
-            onChange={onNumberChange}
-            sx={{ minWidth: 180, flex: 1 }}
-          />
-          {useExternalNumber ? (
-            <SingleLineTextEdit
-              size="small"
-              label="Referenz"
-              value={externalNumber ?? ''}
-              disabled={saving || pdfUploading}
-              onChange={onExternalNumberChange}
-              sx={{ minWidth: 180, flex: 1 }}
-            />
-          ) : null}
-          {onPdfUpload ? (
-            <FileDropzone
-              accept="application/pdf,.pdf,text/plain,.txt,text/csv,.csv"
-              disabled={saving || pdfUploading}
-              onFileDrop={onPdfUpload}
+        </PanelTile>
+
+        {/* Tile 2: 1-wide Action Tile (4th tile in row) with Speichern & Datei hochladen */}
+        <PanelTile
+          wide={1}
+          minHeight={160}
+          color={actionsColor ?? '#f1f5f9'}
+          sx={{
+            gridColumn: { xs: '1 / -1', sm: '1 / -1', md: 'span 1' },
+          }}
+        >
+          <Stack spacing={1.5} sx={{ pt: 0.5 }}>
+            <Button
+              variant="contained"
+              color="primary"
+              disabled={saving}
+              onClick={onSave}
               sx={{
-                alignSelf: { xs: 'stretch', sm: 'center' },
-                flexShrink: 0,
-                width: { xs: '100%', sm: 175 },
+                height: 40,
+                fontWeight: 700,
+                fontSize: '0.875rem',
+                whiteSpace: 'nowrap',
               }}
             >
-              {({ isDragging }) => (
-                <Button
-                  variant="outlined"
-                  size="small"
-                  startIcon={pdfUploading ? <CircularProgress size={16} color="inherit" /> : <UploadFileIcon />}
-                  disabled={saving || pdfUploading}
-                  onClick={this.handleUploadClick}
-                  title="PDF, TXT oder CSV hochladen"
-                  sx={{
-                    whiteSpace: 'nowrap',
-                    height: 40,
-                    width: '100%',
-                    px: 2,
-                    boxSizing: 'border-box',
-                    bgcolor: isDragging ? 'action.hover' : 'transparent',
-                    borderColor: isDragging ? 'primary.main' : undefined,
-                    transition: 'background-color 0.15s, border-color 0.15s',
-                  }}
-                >
-                  {pdfUploading
-                    ? 'Wird analysiert…'
-                    : isDragging
-                    ? 'Datei hier ablegen'
-                    : 'Datei hochladen'}
-                </Button>
-              )}
-            </FileDropzone>
-          ) : null}
-        </Stack>
-        <AttachmentList
-          attachments={attachments}
-          onRescan={onPdfRescan}
-          onDelete={onPdfDelete}
-          onClick={onAttachmentClick ?? onPdfClick}
-          disabled={saving || pdfUploading}
-        />
+              {saving ? 'Speichern…' : 'Speichern'}
+            </Button>
+            {docId != null && kind === 'delivery' && onOpenBookDialog && (
+              <Button
+                variant={ledgerSummary?.status === 'booked' ? 'outlined' : 'contained'}
+                color={
+                  ledgerSummary?.status === 'booked'
+                    ? 'success'
+                    : ledgerSummary?.status === 'partial'
+                    ? 'warning'
+                    : 'primary'
+                }
+                startIcon={
+                  ledgerSummary?.status === 'booked' ? (
+                    <CheckCircleOutlineOutlinedIcon />
+                  ) : (
+                    <Inventory2OutlinedIcon />
+                  )
+                }
+                disabled={saving || pdfUploading}
+                onClick={onOpenBookDialog}
+                sx={{
+                  height: 40,
+                  fontWeight: 700,
+                  fontSize: '0.8125rem',
+                  whiteSpace: 'nowrap',
+                }}
+              >
+                {ledgerSummary?.status === 'booked'
+                  ? 'Lager gebucht'
+                  : ledgerSummary?.status === 'partial'
+                  ? 'Rest einbuchen'
+                  : 'Ins Lager buchen'}
+              </Button>
+            )}
+            {onPdfUpload ? (
+              <FileDropzone
+                accept="application/pdf,.pdf,text/plain,.txt,text/csv,.csv"
+                disabled={saving || pdfUploading}
+                onFileDrop={this.handleFileDrop}
+                sx={{ width: '100%' }}
+              >
+                {({ isDragging }) => (
+                  <Button
+                    variant="outlined"
+                    startIcon={pdfUploading ? <CircularProgress size={16} color="inherit" /> : <UploadFileIcon />}
+                    disabled={saving || pdfUploading}
+                    onClick={this.handleUploadClick}
+                    title={
+                      hasArticles
+                        ? 'Datei-Upload nicht möglich, solange Artikel vorhanden sind'
+                        : 'PDF, TXT oder CSV hochladen'
+                    }
+                    sx={{
+                      whiteSpace: 'nowrap',
+                      height: 40,
+                      width: '100%',
+                      px: 1.5,
+                      boxSizing: 'border-box',
+                      bgcolor: isDragging ? 'action.hover' : 'transparent',
+                      borderColor: isDragging
+                        ? 'primary.main'
+                        : hasArticles
+                        ? 'action.disabled'
+                        : undefined,
+                      color: hasArticles ? 'text.disabled' : undefined,
+                      opacity: hasArticles ? 0.6 : 1,
+                      cursor: hasArticles ? 'not-allowed' : 'pointer',
+                      transition: 'background-color 0.15s, border-color 0.15s, opacity 0.15s',
+                    }}
+                  >
+                    {pdfUploading
+                      ? 'Wird analysiert…'
+                      : isDragging
+                      ? 'Datei hier ablegen'
+                      : 'Datei hochladen'}
+                  </Button>
+                )}
+              </FileDropzone>
+            ) : null}
+          </Stack>
+        </PanelTile>
         {onPdfUpload ? (
           <input
             ref={this.fileInputRef}
@@ -188,7 +357,7 @@ class ManifestHeader extends PureComponent {
             onChange={this.handleFileChange}
           />
         ) : null}
-      </PanelTile>
+      </>
     );
   }
 }
diff --git a/src/components/manifest/ManifestLines.jsx b/src/components/manifest/ManifestLines.jsx
index 91926ab..8d50a81 100644
--- a/src/components/manifest/ManifestLines.jsx
+++ b/src/components/manifest/ManifestLines.jsx
@@ -9,8 +9,9 @@ import TableContainer from '@mui/material/TableContainer';
 import TableHead from '@mui/material/TableHead';
 import TableRow from '@mui/material/TableRow';
 import AddIcon from '@mui/icons-material/Add';
+import DeleteSweepOutlinedIcon from '@mui/icons-material/DeleteSweepOutlined';
 import { PanelTile } from 'dashgui/panels';
-import { LINE_COLUMNS } from './manifestConfig';
+import { LINE_COLUMNS, hasArticleLines } from './manifestConfig';
 import ManifestFormLine from './ManifestFormLine';
 
 class ManifestLines extends PureComponent {
@@ -22,6 +23,7 @@ class ManifestLines extends PureComponent {
       onLineChange,
       onAddLine,
       onRemoveLine,
+      onRemoveAllLines,
       onSave,
       columns = LINE_COLUMNS,
       supplierArticlesMap = {},
@@ -33,11 +35,29 @@ class ManifestLines extends PureComponent {
       onSearchArticle,
       onRemoveSupplierArticle,
       busySupplierArticleLineKeys = {},
-      wide = 3,
+      wide = 4,
+      ledgerLinesById = {},
+      onBookLine,
     } = this.props;
 
+    const hasArticles = hasArticleLines(lines);
+
     return (
-      <PanelTile wide={wide} minHeight={280} color={linesColor} title="Artikel">
+      <PanelTile
+        wide={wide}
+        minHeight={280}
+        color={linesColor}
+        title="Artikel"
+        sx={{
+          ...(wide >= 4 ? { gridColumn: { xs: '1 / -1', sm: '1 / -1', md: 'span 4' } } : {}),
+          ...(!hasArticles
+            ? {
+                border: '1.5px solid',
+                borderColor: 'error.main',
+              }
+            : {}),
+        }}
+      >
         <Stack spacing={1.5}>
           <TableContainer>
             <Table size="small" stickyHeader>
@@ -52,47 +72,53 @@ class ManifestLines extends PureComponent {
                         whiteSpace: 'nowrap',
                         bgcolor: linesColor,
                         fontWeight: 700,
+                        px: 1,
+                        py: 0.75,
                       }}
                     >
                       {col.label}
                     </TableCell>
                   ))}
-                  <TableCell padding="checkbox" sx={{ bgcolor: linesColor, borderBottom: 'none' }} />
+                  <TableCell padding="none" sx={{ bgcolor: linesColor, borderBottom: 'none', width: 40 }} />
                 </TableRow>
               </TableHead>
               <TableBody>
-                {lines.map((line, index) => {
-                  const lineKey = line.key ?? index;
-                  const rawSku = line.sku != null ? String(line.sku).trim() : '';
-                  const matched =
-                    supplierArticlesByLineKey[lineKey] ||
-                    (rawSku ? supplierArticlesMap[rawSku.toLowerCase()] || supplierArticlesMap[rawSku] : null);
-                  const isLineLoading =
-                    loadingLineKeys[lineKey] ||
-                    (supplierArticlesLoading && !matched);
+                {Array.isArray(lines) &&
+                  lines.map((line, index) => {
+                    const lineKey = line.key ?? index;
+                    const rawSku = line.sku != null ? String(line.sku).trim() : '';
+                    const matched =
+                      supplierArticlesByLineKey[lineKey] ||
+                      (rawSku ? supplierArticlesMap[rawSku.toLowerCase()] || supplierArticlesMap[rawSku] : null);
+                    const isLineLoading =
+                      loadingLineKeys[lineKey] ||
+                      (supplierArticlesLoading && !matched);
+                    const ledgerLine = line.id != null ? ledgerLinesById[line.id] : null;
 
-                  return (
-                    <ManifestFormLine
-                      key={lineKey}
-                      line={line.key != null ? line : { ...line, key: index }}
-                      columns={columns}
-                      saving={saving}
-                      supplierArticle={matched}
-                      loading={Boolean(isLineLoading)}
-                      supplierArticleBusy={Boolean(busySupplierArticleLineKeys[lineKey])}
-                      onChange={onLineChange}
-                      onRemove={onRemoveLine}
-                      onSkuBlur={onSkuBlur}
-                      onCreateArticle={onCreateArticle}
-                      onSearchArticle={onSearchArticle}
-                      onRemoveSupplierArticle={onRemoveSupplierArticle}
-                    />
-                  );
-                })}
+                    return (
+                      <ManifestFormLine
+                        key={lineKey}
+                        line={line.key != null ? line : { ...line, key: index }}
+                        columns={columns}
+                        saving={saving}
+                        supplierArticle={matched}
+                        loading={Boolean(isLineLoading)}
+                        supplierArticleBusy={Boolean(busySupplierArticleLineKeys[lineKey])}
+                        onChange={onLineChange}
+                        onRemove={onRemoveLine}
+                        onSkuBlur={onSkuBlur}
+                        onCreateArticle={onCreateArticle}
+                        onSearchArticle={onSearchArticle}
+                        onRemoveSupplierArticle={onRemoveSupplierArticle}
+                        ledgerLine={ledgerLine}
+                        onBookLine={onBookLine}
+                      />
+                    );
+                  })}
               </TableBody>
             </Table>
           </TableContainer>
-          <Box sx={{ display: 'flex', gap: 1, alignItems: 'center' }}>
+          <Box sx={{ display: 'flex', gap: 1.5, alignItems: 'center' }}>
             <Button
               size="small"
               startIcon={<AddIcon />}
@@ -101,6 +127,15 @@ class ManifestLines extends PureComponent {
             >
               Zeile hinzufügen
             </Button>
+            <Button
+              size="small"
+              color="error"
+              startIcon={<DeleteSweepOutlinedIcon />}
+              disabled={saving || !lines || lines.length === 0}
+              onClick={onRemoveAllLines}
+            >
+              Alle Zeilen entfernen
+            </Button>
           </Box>
         </Stack>
       </PanelTile>
diff --git a/src/components/manifest/ManifestList.jsx b/src/components/manifest/ManifestList.jsx
index 67291b2..023d139 100644
--- a/src/components/manifest/ManifestList.jsx
+++ b/src/components/manifest/ManifestList.jsx
@@ -1,10 +1,21 @@
 import { PureComponent } from 'react';
+import Box from '@mui/material/Box';
+import Button from '@mui/material/Button';
+import Chip from '@mui/material/Chip';
+import CircularProgress from '@mui/material/CircularProgress';
+import Tooltip from '@mui/material/Tooltip';
+import Typography from '@mui/material/Typography';
+import CheckCircleOutlineOutlinedIcon from '@mui/icons-material/CheckCircleOutlineOutlined';
+import Inventory2OutlinedIcon from '@mui/icons-material/Inventory2Outlined';
 import { enqueueSnackbar } from 'notistack';
 import BackendError from '../BackendError';
 import { RecordList } from 'dashgui/lists';
 import { StorageManagerContext } from '../../api/storageManagerContext';
+import { ledger, delivery } from '../../api';
 import { backendErrorFrom } from '../../utils/backendError';
 import { notifyError } from '../../utils/notify';
+import { fetchDeliveryLedgerSummary } from '../../utils/deliveryLedger';
+import BookDeliveryDialog from './BookDeliveryDialog';
 import withNavigate from '../withNavigate';
 import {
   formatDate,
@@ -27,12 +38,18 @@ class ManifestList extends PureComponent {
       docs: [],
       partiesById: {},
       busyId: null,
+      ledgerSummaries: {},
+      bookingDoc: null,
+      bookingOpen: false,
     };
     this._cancelled = false;
     this.handleRetry = this.handleRetry.bind(this);
     this.handleCreate = this.handleCreate.bind(this);
     this.handleEdit = this.handleEdit.bind(this);
     this.handleDelete = this.handleDelete.bind(this);
+    this.handleOpenBookDialog = this.handleOpenBookDialog.bind(this);
+    this.handleCloseBookDialog = this.handleCloseBookDialog.bind(this);
+    this.handleBookSuccess = this.handleBookSuccess.bind(this);
   }
 
   componentDidMount() {
@@ -53,17 +70,59 @@ class ManifestList extends PureComponent {
         loadParties(this.props.kind, this.context),
       ]);
       if (this._cancelled) return;
+      const sortedDocs = sortDocs(docs);
       this.setState({
         status: 'ready',
-        docs: sortDocs(docs),
+        docs: sortedDocs,
         partiesById: cfg.partiesByIdFromList(parties),
       });
+
+      if (this.props.kind === 'delivery') {
+        void this.loadLedgerSummaries(sortedDocs);
+      }
     } catch (err) {
       if (this._cancelled) return;
       this.setState({ status: 'failed', error: backendErrorFrom(err) });
     }
   }
 
+  async loadLedgerSummaries(docs) {
+    if (!Array.isArray(docs) || docs.length === 0) return;
+    const ledgerApi = this.context?.ledger || ledger;
+    const deliveryApi = this.context?.delivery || delivery;
+
+    for (const doc of docs) {
+      if (this._cancelled) return;
+      this.setState((prev) => ({
+        ledgerSummaries: {
+          ...prev.ledgerSummaries,
+          [doc.id]: prev.ledgerSummaries[doc.id] || { status: 'loading' },
+        },
+      }));
+
+      fetchDeliveryLedgerSummary(doc.id, { ledgerApi, deliveryApi })
+        .then((summary) => {
+          if (this._cancelled) return;
+          this.setState((prev) => ({
+            ledgerSummaries: {
+              ...prev.ledgerSummaries,
+              [doc.id]: summary,
+            },
+          }));
+        })
+        .catch((err) => {
+          if (this._cancelled) return;
+          console.error(`[ManifestList] Ledger summary failed for delivery ${doc.id}:`, err);
+          this.setState((prev) => ({
+            ledgerSummaries: {
+              ...prev.ledgerSummaries,
+              [doc.id]: { status: 'error', error: err.message },
+            },
+          }));
+        });
+    }
+  }
+
   handleRetry() {
     void this.load();
   }
@@ -86,6 +145,24 @@ class ManifestList extends PureComponent {
     this.go(this.cfg.editPath(doc.id));
   }
 
+  handleOpenBookDialog(doc) {
+    this.setState({ bookingDoc: doc, bookingOpen: true });
+  }
+
+  handleCloseBookDialog() {
+    this.setState({ bookingDoc: null, bookingOpen: false });
+  }
+
+  handleBookSuccess(updatedSummary) {
+    if (!updatedSummary?.deliveryId) return;
+    this.setState((prev) => ({
+      ledgerSummaries: {
+        ...prev.ledgerSummaries,
+        [updatedSummary.deliveryId]: updatedSummary,
+      },
+    }));
+  }
+
   async handleDelete(doc) {
     if (this.state.busyId != null) return;
     if (!window.confirm(this.cfg.confirmDelete(doc.number))) return;
@@ -96,9 +173,14 @@ class ManifestList extends PureComponent {
       await this.context[cfg.api].delete(doc.id);
       const list = await this.context[cfg.updateCache]();
       if (this._cancelled) return;
-      this.setState({
-        docs: sortDocs(list),
-        busyId: null,
+      this.setState((prev) => {
+        const nextSummaries = { ...prev.ledgerSummaries };
+        delete nextSummaries[doc.id];
+        return {
+          docs: sortDocs(list),
+          busyId: null,
+          ledgerSummaries: nextSummaries,
+        };
       });
       enqueueSnackbar(cfg.deletedMsg, { variant: 'success' });
     } catch (err) {
@@ -116,8 +198,141 @@ class ManifestList extends PureComponent {
     );
   }
 
+  renderLedgerSummary(row) {
+    const summary = this.state.ledgerSummaries[row.id];
+
+    if (!summary || summary.status === 'loading') {
+      return (
+        <Box sx={{ display: 'inline-flex', alignItems: 'center', gap: 0.75 }}>
+          <CircularProgress size={14} color="inherit" sx={{ opacity: 0.6 }} />
+          <Typography variant="caption" color="text.secondary">
+            Prüfe...
+          </Typography>
+        </Box>
+      );
+    }
+
+    if (summary.status === 'error') {
+      return (
+        <Tooltip title={summary.error || 'Fehler beim Laden des Lagerstatus'}>
+          <Chip size="small" label="Statusfehler" color="error" variant="outlined" />
+        </Tooltip>
+      );
+    }
+
+    if (summary.status === 'empty') {
+      return (
+        <Typography variant="caption" color="text.secondary">
+          Keine Positionen
+        </Typography>
+      );
+    }
+
+    if (summary.status === 'booked') {
+      return (
+        <Tooltip
+          title={`${summary.totalPositions} Positionen (${summary.bookedQuantity} Stk.) vollständig ins Lager gebucht`}
+        >
+          <Chip
+            size="small"
+            icon={<CheckCircleOutlineOutlinedIcon sx={{ '&&': { fontSize: 16 } }} />}
+            label={`Gebucht (${summary.bookedPositions}/${summary.totalPositions})`}
+            color="success"
+            variant="outlined"
+            onClick={(e) => {
+              e.stopPropagation();
+              this.handleOpenBookDialog(row);
+            }}
+            sx={{ fontWeight: 600, cursor: 'pointer' }}
+          />
+        </Tooltip>
+      );
+    }
+
+    if (summary.status === 'partial') {
+      return (
+        <Box
+          sx={{ display: 'inline-flex', alignItems: 'center', gap: 1 }}
+          onClick={(e) => e.stopPropagation()}
+        >
+          <Tooltip
+            title={`${summary.bookedPositions} von ${summary.totalPositions} Positionen gebucht (${summary.bookedQuantity} / ${summary.totalQuantity} Stk.)`}
+          >
+            <Chip
+              size="small"
+              icon={<Inventory2OutlinedIcon sx={{ '&&': { fontSize: 16 } }} />}
+              label={`Teilweise (${summary.bookedPositions}/${summary.totalPositions})`}
+              color="warning"
+              variant="outlined"
+              onClick={() => this.handleOpenBookDialog(row)}
+              sx={{ fontWeight: 600, cursor: 'pointer' }}
+            />
+          </Tooltip>
+          <Button
+            size="small"
+            variant="contained"
+            color="warning"
+            onClick={() => this.handleOpenBookDialog(row)}
+            sx={{
+              py: 0.2,
+              px: 1,
+              minHeight: 26,
+              textTransform: 'none',
+              fontSize: '0.8125rem',
+              fontWeight: 600,
+            }}
+          >
+            Rest buchen
+          </Button>
+        </Box>
+      );
+    }
+
+    // Default: 'unbooked'
+    return (
+      <Box
+        sx={{ display: 'inline-flex', alignItems: 'center', gap: 1 }}
+        onClick={(e) => e.stopPropagation()}
+      >
+        <Tooltip
+          title={`Noch nicht ins Lager gebucht (${summary.totalPositions} Positionen, ${summary.totalQuantity} Stk.)`}
+        >
+          <Chip
+            size="small"
+            label={`Offen (${summary.totalPositions} Pos.)`}
+            variant="outlined"
+            onClick={() => this.handleOpenBookDialog(row)}
+            sx={{
+              color: 'text.secondary',
+              borderColor: 'divider',
+              fontWeight: 500,
+              cursor: 'pointer',
+            }}
+          />
+        </Tooltip>
+        <Button
+          size="small"
+          variant="contained"
+          color="primary"
+          startIcon={<Inventory2OutlinedIcon sx={{ fontSize: 16 }} />}
+          onClick={() => this.handleOpenBookDialog(row)}
+          sx={{
+            py: 0.2,
+            px: 1.2,
+            minHeight: 26,
+            textTransform: 'none',
+            fontSize: '0.8125rem',
+            fontWeight: 600,
+          }}
+        >
+          Ins Lager buchen
+        </Button>
+      </Box>
+    );
+  }
+
   render() {
-    const { status, error, docs, busyId } = this.state;
+    const { status, error, docs, busyId, bookingDoc, bookingOpen, ledgerSummaries } = this.state;
     const cfg = this.cfg;
     const partyField = cfg.partyField;
 
@@ -142,22 +357,43 @@ class ManifestList extends PureComponent {
       },
     );
 
+    if (this.props.kind === 'delivery') {
+      columns.push({
+        key: 'ledgerStatus',
+        label: 'Lagerbuchung',
+        render: (row) => this.renderLedgerSummary(row),
+      });
+    }
+
     return (
-      <RecordList
-        status={status}
-        error={<BackendError error={error} onRetry={this.handleRetry} />}
-        rows={docs}
-        columns={columns}
-        createLabel={cfg.createButton}
-        onCreate={this.handleCreate}
-        onEdit={this.handleEdit}
-        onDelete={this.handleDelete}
-        deleteDisabled={busyId != null}
-        emptyMessage={cfg.emptyList}
-        color={cfg.listColor}
-        getEditLabel={(row) => `„${row.number}“ bearbeiten`}
-        getDeleteLabel={(row) => `„${row.number}“ löschen`}
-      />
+      <>
+        <RecordList
+          status={status}
+          error={<BackendError error={error} onRetry={this.handleRetry} />}
+          rows={docs}
+          columns={columns}
+          createLabel={cfg.createButton}
+          onCreate={this.handleCreate}
+          onEdit={this.handleEdit}
+          onDelete={this.handleDelete}
+          deleteDisabled={busyId != null}
+          emptyMessage={cfg.emptyList}
+          color={cfg.listColor}
+          getEditLabel={(row) => `„${row.number}“ bearbeiten`}
+          getDeleteLabel={(row) => `„${row.number}“ löschen`}
+        />
+
+        {this.props.kind === 'delivery' && (
+          <BookDeliveryDialog
+            open={bookingOpen}
+            delivery={bookingDoc}
+            summary={bookingDoc ? ledgerSummaries[bookingDoc.id] : null}
+            partyName={bookingDoc ? this.partyName(bookingDoc[partyField]) : null}
+            onClose={this.handleCloseBookDialog}
+            onBookSuccess={this.handleBookSuccess}
+          />
+        )}
+      </>
     );
   }
 }
diff --git a/src/components/manifest/index.js b/src/components/manifest/index.js
index 565f86c..543c2b8 100644
--- a/src/components/manifest/index.js
+++ b/src/components/manifest/index.js
@@ -8,6 +8,7 @@ export { default as AttachmentList } from './AttachmentList';
 export { default as TextEditorPanel } from './TextEditorPanel';
 export { default as PdfViewerPanel } from './PdfViewerPanel';
 export { default as ArticleSearchDialog } from './ArticleSearchDialog';
+export { default as BookDeliveryDialog } from './BookDeliveryDialog';
 export { withManifestId } from './withManifestId';
 export {
   manifestConfig,
diff --git a/src/components/manifest/manifestConfig.js b/src/components/manifest/manifestConfig.js
index fa05554..90202e6 100644
--- a/src/components/manifest/manifestConfig.js
+++ b/src/components/manifest/manifestConfig.js
@@ -80,44 +80,101 @@ export function emptyLine() {
 }
 
 export function lineFromApi(row) {
+  const netVal = row.netprice != null ? String(row.netprice) : row.net != null ? String(row.net) : '';
+  const taxVal = row.taxrate != null ? String(row.taxrate) : row.tax != null ? String(row.tax) : '';
   return {
+    id: row.id,
     key: `line-${row.id ?? `${Date.now()}-${Math.random().toString(36).slice(2, 8)}`}`,
     amount: row.amount == null ? '' : String(row.amount),
     sku: row.sku ?? '',
-    tax: row.tax == null ? '' : String(row.tax),
+    tax: taxVal,
     rebate: row.rebate == null ? '' : String(row.rebate),
-    net: row.net == null ? '' : String(row.net),
+    net: netVal,
     name: row.name ?? '',
     pu: row.pu == null ? '' : String(row.pu),
     unit: row.unit ?? '',
-    netprice: row.netprice != null ? String(row.netprice) : row.net != null ? String(row.net) : '',
-    taxrate: row.taxrate != null ? String(row.taxrate) : row.tax != null ? String(row.tax) : '',
+    netprice: netVal,
+    taxrate: taxVal,
   };
 }
 
-function parseNum(value) {
+export function parseNum(value) {
   if (value == null || value === '') return null;
-  const n = Number(String(value).trim().replace(',', '.'));
+  const cleaned = String(value).trim().replace('%', '').trim().replace(',', '.');
+  if (cleaned === '') return null;
+  const n = Number(cleaned);
   return Number.isFinite(n) ? n : null;
 }
 
+export function getFirstVal(...vals) {
+  for (const v of vals) {
+    if (v != null && String(v).trim() !== '') return v;
+  }
+  return null;
+}
+
+export function hasArticleLines(lines) {
+  if (!Array.isArray(lines) || lines.length === 0) return false;
+  return lines.some((l) => {
+    if (!l) return false;
+    const sku = String(l.sku ?? '').trim();
+    const name = String(l.name ?? '').trim();
+    const amount = String(l.amount ?? '').trim();
+    const net = String(l.net ?? l.netprice ?? '').trim();
+    return Boolean(sku || name || amount || net);
+  });
+}
+
 /** Build create/update line array. Throws Error on client validation. */
 export function buildLines(lines, { requireAtLeastOne }) {
   const outLines = [];
-  for (const line of lines) {
+  const errors = [];
+
+  for (let i = 0; i < lines.length; i++) {
+    const line = lines[i];
     const sku = String(line.sku ?? '').trim();
     const name = String(line.name ?? '').trim();
-    const amount = parseNum(line.amount);
-    const net = parseNum(line.net ?? line.netprice);
-    const tax = parseNum(line.tax ?? line.taxrate);
-    const rebate = parseNum(line.rebate);
-    const pu = parseNum(line.pu);
+    const rawAmount = getFirstVal(line.amount, line.count);
+    const amount = parseNum(rawAmount);
+    const rawNet = getFirstVal(line.net, line.netprice, line.netPrice, line.eknetto);
+    const net = parseNum(rawNet);
+    const rawTax = getFirstVal(line.tax, line.taxrate, line.taxRate, line.mwst);
+    const tax = parseNum(rawTax);
+    const rebate = parseNum(getFirstVal(line.rebate));
+    const rawPu = getFirstVal(line.pu, line.vpe);
+    const pu = parseNum(rawPu);
     const blank =
       !sku && !name && amount == null && net == null && tax == null && rebate == null;
     if (blank) continue;
-    if ((!sku && !name) || amount == null || net == null || tax == null) {
-      throw new Error('Jede Zeile braucht SKU oder Name, Amount, Net und Taxrate.');
+
+    const missing = [];
+    if (!sku && !name) {
+      missing.push('Artikel (SKU oder Name)');
     }
+    if (amount == null) {
+      missing.push(rawAmount != null ? 'gültige Menge' : 'Menge');
+    }
+    if ('pu' in line && pu == null) {
+      missing.push(rawPu != null ? 'gültige VPE (PU)' : 'VPE (PU)');
+    }
+    if (net == null) {
+      missing.push(rawNet != null ? 'gültiger Nettopreis' : 'Nettopreis');
+    }
+    if (tax == null) {
+      missing.push(rawTax != null ? 'gültiger Steuersatz' : 'Steuersatz');
+    }
+
+    if (missing.length > 0) {
+      const identifier = name || sku;
+      const rowLabel = `Zeile ${i + 1}${identifier ? ` („${identifier}“)` : ''}`;
+      const fieldsText =
+        missing.length === 1
+          ? `${missing[0]} fehlt`
+          : `${missing.slice(0, -1).join(', ')} und ${missing[missing.length - 1]} fehlen`;
+      errors.push(`${rowLabel}: ${fieldsText}.`);
+      continue;
+    }
+
     const row = { amount, net, taxrate: tax };
     if (sku) row.sku = sku;
     if (name) row.name = name;
@@ -125,6 +182,18 @@ export function buildLines(lines, { requireAtLeastOne }) {
     if (pu != null) row.pu = pu;
     outLines.push(row);
   }
+
+  if (errors.length > 0) {
+    if (errors.length <= 3) {
+      throw new Error(errors.join(' '));
+    }
+    const visibleErrors = errors.slice(0, 3).join(' ');
+    const remainingCount = errors.length - 3;
+    throw new Error(
+      `${visibleErrors} (und ${remainingCount} weitere fehlerhafte Zeile${remainingCount === 1 ? '' : 'n'})`,
+    );
+  }
+
   if (requireAtLeastOne && outLines.length === 0) {
     throw new Error('Mindestens eine Artikelzeile nötig.');
   }
@@ -480,14 +549,14 @@ export function manifestConfig(kind) {
       deletedMsg: 'Lieferung gelöscht.',
       confirmDelete: (number) => `Lieferung „${number}“ wirklich löschen?`,
       invalidId: 'Ungültige Lieferungs-ID.',
-      partyGateMessage: 'Lieferant wählen, um Artikel zu erfassen.',
+      partyGateMessage: null,
       getPathLabel: 'GET /api/delivery/:id',
       postPathLabel: 'POST /api/delivery',
       patchPathLabel: 'PATCH /api/delivery/:id',
       listColor: '#fed7aa',
       headerColor: '#fed7aa',
       linesColor: '#bbf7d0',
-      requirePartyBeforeLines: true,
+      requirePartyBeforeLines: false,
       updateCache: 'updateDelivery',
       listPromise: (ctx) => ctx.deliveries ?? ctx.deliveryPromise,
       partiesByIdFromList: (parties) =>
diff --git a/src/pages/lieferung/neu.jsx b/src/pages/lieferung/neu.jsx
index b1f04b1..c9044bc 100644
--- a/src/pages/lieferung/neu.jsx
+++ b/src/pages/lieferung/neu.jsx
@@ -6,6 +6,17 @@ import CircularProgress from '@mui/material/CircularProgress';
 
 import Stack from '@mui/material/Stack';
 import Typography from '@mui/material/Typography';
+import Chip from '@mui/material/Chip';
+import Tooltip from '@mui/material/Tooltip';
+import Table from '@mui/material/Table';
+import TableBody from '@mui/material/TableBody';
+import TableCell from '@mui/material/TableCell';
+import TableContainer from '@mui/material/TableContainer';
+import TableHead from '@mui/material/TableHead';
+import TableRow from '@mui/material/TableRow';
+import Paper from '@mui/material/Paper';
+import Inventory2OutlinedIcon from '@mui/icons-material/Inventory2Outlined';
+import CheckCircleOutlineOutlinedIcon from '@mui/icons-material/CheckCircleOutlineOutlined';
 import { enqueueSnackbar } from 'notistack';
 import { PanelTile, PanelTileGrid } from 'dashgui/panels';
 import BackendError from '../../components/BackendError';
@@ -24,6 +35,7 @@ import {
   TextEditorPanel,
   PdfViewerPanel,
   ArticleSearchDialog,
+  BookDeliveryDialog,
 } from '../../components/manifest';
 import ManifestPdfDialog from '../../components/manifest/ManifestPdfDialog';
 import { loadParties } from '../../components/manifest/manifestConfig';
@@ -36,7 +48,8 @@ import { generateTextThumbnail } from '../../utils/textThumbnail';
 import { extractPdfText } from '../../utils/pdfText';
 import { getDeliveryEditorAutomat } from '../../automats/deliveryEditorAutomat';
 import { setLastDeliveryPath, userSettingsAutomat, setViewerPosition } from '../../automats';
-import { delivery as deliveryApi } from '../../api';
+import { delivery as deliveryApi, ledger as defaultLedgerApi } from '../../api';
+import { fetchDeliveryLedgerSummary } from '../../utils/deliveryLedger';
 
 class LieferungNeuPage extends PureComponent {
   static contextType = StorageManagerContext;
@@ -63,18 +76,26 @@ class LieferungNeuPage extends PureComponent {
       articleSearchDialogOpen: false,
       articleSearchLine: null,
       unmatchedSupplierName: null,
+      ledgerSummary: null,
+      bookDeliveryDialogOpen: false,
+      bookDeliveryPrefillLineId: null,
     };
     this._cancelled = false;
     this.handleRetry = this.handleRetry.bind(this);
     this.handlePartyChange = this.handlePartyChange.bind(this);
     this.handleCreateSupplierFromPdf = this.handleCreateSupplierFromPdf.bind(this);
     this.handleDateChange = this.handleDateChange.bind(this);
+    this.handleOpenBookDialog = this.handleOpenBookDialog.bind(this);
+    this.handleBookLine = this.handleBookLine.bind(this);
+    this.handleCloseBookDialog = this.handleCloseBookDialog.bind(this);
+    this.handleBookSuccess = this.handleBookSuccess.bind(this);
 
     this.handleNumberChange = this.handleNumberChange.bind(this);
     this.handleExternalNumberChange = this.handleExternalNumberChange.bind(this);
     this.handleLineChange = this.handleLineChange.bind(this);
     this.handleAddLine = this.handleAddLine.bind(this);
     this.handleRemoveLine = this.handleRemoveLine.bind(this);
+    this.handleRemoveAllLines = this.handleRemoveAllLines.bind(this);
     this.handleSave = this.handleSave.bind(this);
     this.handlePdfUpload = this.handlePdfUpload.bind(this);
     this.handlePdfRescan = this.handlePdfRescan.bind(this);
@@ -206,9 +227,22 @@ class LieferungNeuPage extends PureComponent {
       const attachments = await restoreAttachmentsFromApi(apiFiles, this.state.attachments);
       this.automat.actions.setAttachments(attachments);
 
+      let ledgerSummary = null;
+      try {
+        const ledgerClient = this.context?.ledger || defaultLedgerApi;
+        const deliveryClient = this.context?.[cfg.api] || deliveryApi;
+        ledgerSummary = await fetchDeliveryLedgerSummary(docId, {
+          ledgerApi: ledgerClient,
+          deliveryApi: deliveryClient,
+        });
+      } catch (lErr) {
+        console.error('[neu] Failed to load ledger summary:', lErr);
+      }
+
       this.setState({
         status: 'ready',
         partiesLoading: false,
+        ledgerSummary,
       });
     } catch (err) {
       if (this._cancelled) return;
@@ -220,6 +254,43 @@ class LieferungNeuPage extends PureComponent {
     }
   }
 
+  handleOpenBookDialog() {
+    this.setState({ bookDeliveryDialogOpen: true, bookDeliveryPrefillLineId: null });
+  }
+
+  handleBookLine(ledgerLine) {
+    this.setState({
+      bookDeliveryDialogOpen: true,
+      bookDeliveryPrefillLineId: ledgerLine?.id ?? null,
+    });
+  }
+
+  handleCloseBookDialog() {
+    this.setState({ bookDeliveryDialogOpen: false, bookDeliveryPrefillLineId: null });
+  }
+
+  async reloadLedgerSummary() {
+    const { docId } = this.props;
+    if (docId == null) return;
+    try {
+      const ledgerClient = this.context?.ledger || defaultLedgerApi;
+      const deliveryClient = this.context?.[this.cfg.api] || deliveryApi;
+      const ledgerSummary = await fetchDeliveryLedgerSummary(docId, {
+        ledgerApi: ledgerClient,
+        deliveryApi: deliveryClient,
+      });
+      if (this._cancelled) return;
+      this.setState({ ledgerSummary });
+    } catch (err) {
+      console.error('[neu] Failed to reload ledger summary:', err);
+    }
+  }
+
+  handleBookSuccess(updatedSummary) {
+    this.setState({ ledgerSummary: updatedSummary });
+    void this.reloadLedgerSummary();
+  }
+
   handleRetry() {
     if (this.props.docId != null) void this.loadEdit();
     else void this.loadPartiesOnly();
@@ -271,7 +342,9 @@ class LieferungNeuPage extends PureComponent {
       key,
       [field]: value,
       ...(field === 'net' ? { netprice: value } : {}),
+      ...(field === 'netprice' ? { net: value } : {}),
       ...(field === 'tax' ? { taxrate: value } : {}),
+      ...(field === 'taxrate' ? { tax: value } : {}),
     });
 
     if (field === 'sku') {
@@ -339,7 +412,7 @@ class LieferungNeuPage extends PureComponent {
         entityId: partyId,
         sku: supplierSku || undefined,
         pu: line.pu ? Number(line.pu) : undefined,
-        stock: line.amount ? Number(line.amount) : undefined,
+        stock: 0,
         netPrice: line.netprice ? Number(line.netprice) : undefined,
         taxRate: line.taxrate ? Number(line.taxrate) : undefined,
       });
@@ -389,7 +462,7 @@ class LieferungNeuPage extends PureComponent {
         entityId: partyId,
         sku: supplierSku || undefined,
         pu: line?.pu ? Number(line.pu) : undefined,
-        stock: line?.amount ? Number(line.amount) : undefined,
+        stock: 0,
         netPrice: line?.netprice ? Number(line.netprice) : undefined,
         taxRate: line?.taxrate ? Number(line.taxrate) : undefined,
       });
@@ -445,6 +518,10 @@ class LieferungNeuPage extends PureComponent {
     this.automat.actions.removeLineitem(index >= 0 ? index : key);
   }
 
+  handleRemoveAllLines() {
+    this.automat.actions.clearLineitems();
+  }
+
   async handlePdfUpload(file) {
     if (!file || this.state.pdfUploading) return;
 
@@ -661,18 +738,26 @@ class LieferungNeuPage extends PureComponent {
                 ? result.items.items
                 : null;
             const newLines = Array.isArray(rawItems)
-              ? rawItems.map((l, idx) => ({
-                key: l.key ?? `${Date.now()}-${idx}-${Math.random().toString(36).slice(2, 8)}`,
-                name: l.name ?? l.articleName ?? null,
-                sku: l.sku ?? l.liefArtNr ?? '',
-                amount: (l.amount ?? l.count) != null ? String(l.amount ?? l.count) : '',
-                pu: (l.pu ?? l.vpe) != null ? String(l.pu ?? l.vpe) : '',
-                unit: l.unit ?? '',
-                taxrate: (l.taxrate ?? l.tax ?? l.mwst) != null ? String(l.taxrate ?? l.tax ?? l.mwst) : '',
-                netprice: (l.netprice ?? l.net ?? (l.eknetto != null ? (l.eknetto / 100).toFixed(2) : null)) != null
-                  ? String(l.netprice ?? l.net ?? (l.eknetto != null ? (l.eknetto / 100).toFixed(2) : ''))
-                  : '',
-              }))
+              ? rawItems.map((l, idx) => {
+                const taxVal = (l.taxrate ?? l.tax ?? l.taxRate ?? l.mwst) != null
+                  ? String(l.taxrate ?? l.tax ?? l.taxRate ?? l.mwst)
+                  : '';
+                const netVal = (l.netprice ?? l.net ?? l.netPrice ?? (l.eknetto != null ? (l.eknetto / 100).toFixed(2) : null)) != null
+                  ? String(l.netprice ?? l.net ?? l.netPrice ?? (l.eknetto != null ? (l.eknetto / 100).toFixed(2) : ''))
+                  : '';
+                return {
+                  key: l.key ?? `${Date.now()}-${idx}-${Math.random().toString(36).slice(2, 8)}`,
+                  name: l.name ?? l.articleName ?? null,
+                  sku: l.sku ?? l.liefArtNr ?? '',
+                  amount: (l.amount ?? l.count) != null ? String(l.amount ?? l.count) : '',
+                  pu: (l.pu ?? l.vpe) != null ? String(l.pu ?? l.vpe) : '',
+                  unit: l.unit ?? '',
+                  taxrate: taxVal,
+                  tax: taxVal,
+                  netprice: netVal,
+                  net: netVal,
+                };
+              })
               : null;
 
             this.setState((prev) => ({
@@ -1108,6 +1193,7 @@ class LieferungNeuPage extends PureComponent {
         if (doc.number != null) this.automat.actions.setNumber(doc.number);
         if (doc.externalNumber != null) this.automat.actions.setExternalNumber(String(doc.externalNumber));
         this.automat.actions.setLineitems(lines);
+        void this.reloadLedgerSummary();
 
         // Restore attachments with thumbnails
         const apiFiles = doc.files ?? [];
@@ -1157,18 +1243,15 @@ class LieferungNeuPage extends PureComponent {
       return <BackendError error={error} onRetry={this.handleRetry} />;
     }
 
+    const ledgerLinesById = {};
+    if (Array.isArray(this.state.ledgerSummary?.lines)) {
+      for (const l of this.state.ledgerSummary.lines) {
+        ledgerLinesById[l.id] = l;
+      }
+    }
+
     return (
       <>
-        <PageTitleRight>
-          <Button
-            variant="contained"
-            size="small"
-            disabled={saving}
-            onClick={this.handleSave}
-          >
-            {saving ? 'Speichern…' : 'Speichern'}
-          </Button>
-        </PageTitleRight>
         <PanelTileGrid>
           <ManifestHeader
             kind="delivery"
@@ -1184,95 +1267,73 @@ class LieferungNeuPage extends PureComponent {
             saving={saving}
             pdfUploading={pdfUploading}
             attachments={attachments}
+            lines={lines}
             onPdfUpload={this.handlePdfUpload}
             onPdfRescan={this.handlePdfRescan}
             onPdfDelete={this.handlePdfDelete}
             onAttachmentClick={this.handleAttachmentClick}
+            onSave={this.handleSave}
             onPartyChange={this.handlePartyChange}
             onDateChange={this.handleDateChange}
             onNumberChange={this.handleNumberChange}
             onExternalNumberChange={this.handleExternalNumberChange}
+            docId={this.props.docId}
+            ledgerSummary={this.state.ledgerSummary}
+            onOpenBookDialog={this.handleOpenBookDialog}
           />
-          {this.state.viewerPosition === 'top' && this.renderViewerPanels(3)}
-          {partyId == null && (!lines || lines.length === 0) ? (
-            <PanelTile wide={3} minHeight={160} color="#e2e8f0">
-              {this.state.unmatchedSupplierName ? (
-                <Stack spacing={2} sx={{ p: 1 }}>
-                  <Typography color="text.secondary">
-                    Lieferant <strong>„{this.state.unmatchedSupplierName}“</strong> wurde im Dokument erkannt, existiert aber noch nicht in den Stammdaten.
-                  </Typography>
-                  <Box>
-                    <Button
-                      variant="contained"
-                      size="small"
-                      onClick={() => this.handleCreateSupplierFromPdf(this.state.unmatchedSupplierName)}
-                    >
-                      Lieferant „{this.state.unmatchedSupplierName}“ anlegen
-                    </Button>
-                  </Box>
-                </Stack>
-              ) : (
-                <Typography color="text.secondary">
-                  {cfg.partyGateMessage}
-                </Typography>
-              )}
-            </PanelTile>
-          ) : (
-            <>
-              {partyId == null && (
-                <PanelTile wide={3} color="#fef3c7">
-                  <Alert
-                    severity="warning"
-                    action={
-                      this.state.unmatchedSupplierName ? (
-                        <Button
-                          color="inherit"
-                          size="small"
-                          variant="outlined"
-                          onClick={() => this.handleCreateSupplierFromPdf(this.state.unmatchedSupplierName)}
-                        >
-                          Lieferant anlegen
-                        </Button>
-                      ) : null
-                    }
-                    sx={{ py: 0.5, alignItems: 'center' }}
+          {this.state.viewerPosition === 'top' && this.renderViewerPanels(4)}
+          {this.state.unmatchedSupplierName && (
+            <PanelTile wide={4} color="#fef3c7" sx={{ gridColumn: { xs: '1 / -1', sm: '1 / -1', md: 'span 4' } }}>
+              <Alert
+                severity="warning"
+                action={
+                  <Button
+                    color="inherit"
+                    size="small"
+                    variant="outlined"
+                    onClick={() => this.handleCreateSupplierFromPdf(this.state.unmatchedSupplierName)}
                   >
-                    {this.state.unmatchedSupplierName
-                      ? `Lieferant „${this.state.unmatchedSupplierName}“ wurde im Dokument erkannt, existiert aber noch nicht in den Stammdaten.`
-                      : 'Bitte wählen Sie oben einen Lieferanten aus, um die erfassten Positionen speichern zu können.'}
-                  </Alert>
-                </PanelTile>
-              )}
-              <ManifestLines
-                columns={DELIVERY_LINE_COLUMNS}
-                lines={lines}
-                saving={saving}
-                wide={
-                  this.state.viewerPosition === 'right' && this.isViewerOpen()
-                    ? 2
-                    : 3
+                    Lieferant anlegen
+                  </Button>
                 }
-                linesColor={cfg.linesColor}
-                supplierArticlesMap={this.state.supplierArticlesMap}
-                supplierArticlesByLineKey={this.state.supplierArticlesByLineKey}
-                supplierArticlesLoading={this.state.supplierArticlesLoading}
-                loadingLineKeys={this.state.loadingLineKeys}
-                onLineChange={this.handleLineChange}
-                onSkuBlur={this.handleSkuBlur}
-                onAddLine={this.handleAddLine}
-                onRemoveLine={this.handleRemoveLine}
-                onSave={() => void this.handleSave()}
-                onCreateArticle={this.handleCreateArticleForLine}
-                onSearchArticle={this.handleOpenArticleSearchForLine}
-                onRemoveSupplierArticle={this.handleRemoveSupplierArticle}
-                busySupplierArticleLineKeys={this.state.busySupplierArticleLineKeys}
-              />
-            </>
+                sx={{ py: 0.5, alignItems: 'center' }}
+              >
+                Lieferant „{this.state.unmatchedSupplierName}“ wurde im Dokument erkannt, existiert aber noch nicht in den Stammdaten.
+              </Alert>
+            </PanelTile>
           )}
+          <ManifestLines
+            columns={DELIVERY_LINE_COLUMNS}
+            lines={lines}
+            saving={saving}
+            wide={
+              this.state.viewerPosition === 'right' && this.isViewerOpen()
+                ? 2
+                : 4
+            }
+            linesColor={cfg.linesColor}
+            supplierArticlesMap={this.state.supplierArticlesMap}
+            supplierArticlesByLineKey={this.state.supplierArticlesByLineKey}
+            supplierArticlesLoading={this.state.supplierArticlesLoading}
+            loadingLineKeys={this.state.loadingLineKeys}
+            onLineChange={this.handleLineChange}
+            onSkuBlur={this.handleSkuBlur}
+            onAddLine={this.handleAddLine}
+            onRemoveLine={this.handleRemoveLine}
+            onRemoveAllLines={this.handleRemoveAllLines}
+            onSave={() => void this.handleSave()}
+            onCreateArticle={this.handleCreateArticleForLine}
+            onSearchArticle={this.handleOpenArticleSearchForLine}
+            onRemoveSupplierArticle={this.handleRemoveSupplierArticle}
+            busySupplierArticleLineKeys={this.state.busySupplierArticleLineKeys}
+            ledgerLinesById={ledgerLinesById}
+            onBookLine={this.handleBookLine}
+          />
           {this.state.viewerPosition === 'right' && this.renderViewerPanels(2)}
-          {this.state.viewerPosition === 'below' && this.renderViewerPanels(3)}
+          {this.state.viewerPosition === 'below' && this.renderViewerPanels(4)}
+          {this.props.docId != null && this.renderLedgerPanel()}
           {notes && notes.length > 0 && (
-            <PanelTile wide={3} color="#fffbeb">
+            <PanelTile wide={4} color="#fffbeb" sx={{ gridColumn: { xs: '1 / -1', sm: '1 / -1', md: 'span 4' } }}>
               <Typography variant="subtitle2" fontWeight={700} color="warning.dark" sx={{ mb: 1.5 }}>
                 Hinweise zur PDF-Analyse ({notes.length})
               </Typography>
@@ -1302,9 +1363,240 @@ class LieferungNeuPage extends PureComponent {
           onClose={this.handleCloseArticleSearch}
           onAssign={this.handleAssignArticleForLine}
         />
+
+        {this.props.docId != null && (
+          <BookDeliveryDialog
+            open={this.state.bookDeliveryDialogOpen}
+            delivery={{
+              id: this.props.docId,
+              number: this.state.number,
+              externalNumber: this.state.externalNumber,
+              date: this.state.date,
+              supplierId: this.state.partyId,
+            }}
+            summary={this.state.ledgerSummary}
+            prefillLineId={this.state.bookDeliveryPrefillLineId}
+            partyName={this.state.deliveryEntities?.find((p) => p.id === this.state.partyId)?.name}
+            onClose={this.handleCloseBookDialog}
+            onBookSuccess={this.handleBookSuccess}
+          />
+        )}
       </>
     );
   }
+
+  renderLedgerPanel() {
+    const { ledgerSummary } = this.state;
+    if (!ledgerSummary) return null;
+
+    const {
+      status,
+      totalPositions,
+      bookedPositions,
+      totalQuantity,
+      bookedQuantity,
+      lines,
+    } = ledgerSummary;
+
+    const allEntries = [];
+    if (Array.isArray(lines)) {
+      for (const line of lines) {
+        if (Array.isArray(line.ledgerEntries)) {
+          for (const entry of line.ledgerEntries) {
+            allEntries.push({
+              ...entry,
+              lineSku: line.sku,
+              lineName: line.name,
+            });
+          }
+        }
+      }
+    }
+    allEntries.sort((a, b) => String(b.created_at || '').localeCompare(String(a.created_at || '')));
+
+    return (
+      <PanelTile
+        wide={4}
+        title="Lagerstatus (Ledger)"
+        color="#f8fafc"
+        sx={{
+          gridColumn: { xs: '1 / -1', sm: '1 / -1', md: 'span 4' },
+          border: '1px solid',
+          borderColor:
+            status === 'booked'
+              ? 'success.light'
+              : status === 'partial'
+              ? 'warning.light'
+              : 'divider',
+        }}
+      >
+        <Stack spacing={2}>
+          <Box
+            sx={{
+              display: 'flex',
+              flexWrap: 'wrap',
+              gap: 3,
+              alignItems: 'center',
+              justifyContent: 'space-between',
+            }}
+          >
+            <Box sx={{ display: 'flex', flexWrap: 'wrap', gap: 3, alignItems: 'center' }}>
+              <Box>
+                <Typography variant="caption" color="text.secondary" display="block">
+                  Status
+                </Typography>
+                {status === 'booked' && (
+                  <Chip
+                    size="small"
+                    icon={<CheckCircleOutlineOutlinedIcon />}
+                    label="Vollständig gebucht"
+                    color="success"
+                    variant="outlined"
+                    sx={{ fontWeight: 600, height: 26 }}
+                  />
+                )}
+                {status === 'partial' && (
+                  <Chip
+                    size="small"
+                    icon={<Inventory2OutlinedIcon />}
+                    label={`Teilweise gebucht (${bookedPositions}/${totalPositions})`}
+                    color="warning"
+                    variant="outlined"
+                    sx={{ fontWeight: 600, height: 26 }}
+                  />
+                )}
+                {status === 'unbooked' && (
+                  <Chip
+                    size="small"
+                    label={`Offen (${totalPositions} Positionen)`}
+                    variant="outlined"
+                    sx={{ color: 'text.secondary', borderColor: 'divider', fontWeight: 500, height: 26 }}
+                  />
+                )}
+                {status === 'empty' && (
+                  <Chip size="small" label="Keine Artikel" variant="outlined" />
+                )}
+              </Box>
+
+              <Box>
+                <Typography variant="caption" color="text.secondary" display="block">
+                  Positionen
+                </Typography>
+                <Typography variant="body2" sx={{ fontWeight: 600 }}>
+                  {bookedPositions} / {totalPositions} gebucht
+                </Typography>
+              </Box>
+
+              <Box>
+                <Typography variant="caption" color="text.secondary" display="block">
+                  Menge
+                </Typography>
+                <Typography variant="body2" sx={{ fontWeight: 600 }}>
+                  {bookedQuantity} / {totalQuantity} Stk. gebucht
+                </Typography>
+              </Box>
+
+              {totalQuantity > bookedQuantity && (
+                <Box>
+                  <Typography variant="caption" color="text.secondary" display="block">
+                    Noch offen
+                  </Typography>
+                  <Typography variant="body2" sx={{ fontWeight: 600, color: 'warning.dark' }}>
+                    {totalQuantity - bookedQuantity} Stk.
+                  </Typography>
+                </Box>
+              )}
+            </Box>
+
+            <Button
+              variant={status === 'booked' ? 'outlined' : 'contained'}
+              color={status === 'booked' ? 'success' : status === 'partial' ? 'warning' : 'primary'}
+              startIcon={
+                status === 'booked' ? (
+                  <CheckCircleOutlineOutlinedIcon />
+                ) : (
+                  <Inventory2OutlinedIcon />
+                )
+              }
+              onClick={this.handleOpenBookDialog}
+              sx={{ fontWeight: 600, textTransform: 'none' }}
+            >
+              {status === 'booked'
+                ? 'Buchungsdetails anzeigen'
+                : status === 'partial'
+                ? 'Restliche Mengen einbuchen'
+                : 'Ins Lager buchen'}
+            </Button>
+          </Box>
+
+          {allEntries.length > 0 && (
+            <Box>
+              <Typography variant="caption" sx={{ fontWeight: 700, color: 'text.secondary', mb: 1, display: 'block' }}>
+                Bisherige Ledger-Buchungen ({allEntries.length}):
+              </Typography>
+              <TableContainer component={Paper} variant="outlined">
+                <Table size="small">
+                  <TableHead sx={{ bgcolor: '#f1f5f9' }}>
+                    <TableRow>
+                      <TableCell sx={{ fontWeight: 600, py: 0.5 }}>Zeitpunkt</TableCell>
+                      <TableCell sx={{ fontWeight: 600, py: 0.5 }}>Typ</TableCell>
+                      <TableCell sx={{ fontWeight: 600, py: 0.5 }}>SKU / Artikel</TableCell>
+                      <TableCell align="right" sx={{ fontWeight: 600, py: 0.5 }}>Menge</TableCell>
+                      <TableCell sx={{ fontWeight: 600, py: 0.5 }}>Buchungstext</TableCell>
+                      <TableCell sx={{ fontWeight: 600, py: 0.5, fontFamily: 'monospace', fontSize: '0.75rem' }}>Prüfsumme (prev_hash)</TableCell>
+                    </TableRow>
+                  </TableHead>
+                  <TableBody>
+                    {allEntries.map((entry) => (
+                      <TableRow key={entry.id} hover>
+                        <TableCell sx={{ py: 0.5, whiteSpace: 'nowrap' }}>
+                          <Typography variant="caption">
+                            {entry.created_at ? new Date(entry.created_at).toLocaleString('de-DE') : '–'}
+                          </Typography>
+                        </TableCell>
+                        <TableCell sx={{ py: 0.5 }}>
+                          <Chip
+                            size="small"
+                            label={entry.transaction_type}
+                            color="success"
+                            variant="outlined"
+                            sx={{ height: 20, fontSize: '0.68rem', fontWeight: 600 }}
+                          />
+                        </TableCell>
+                        <TableCell sx={{ py: 0.5 }}>
+                          <Typography variant="caption" sx={{ fontWeight: 600, fontFamily: 'monospace' }}>
+                            {entry.lineSku || entry.sku || '–'}
+                          </Typography>
+                          {entry.lineName && (
+                            <Typography variant="caption" color="text.secondary" sx={{ ml: 1 }}>
+                              {entry.lineName}
+                            </Typography>
+                          )}
+                        </TableCell>
+                        <TableCell align="right" sx={{ py: 0.5, fontWeight: 700, color: 'success.main' }}>
+                          +{entry.amount}
+                        </TableCell>
+                        <TableCell sx={{ py: 0.5 }}>
+                          <Typography variant="caption">
+                            {entry.transaction_text || '–'}
+                          </Typography>
+                        </TableCell>
+                        <TableCell sx={{ py: 0.5, fontFamily: 'monospace', fontSize: '0.7rem', color: 'text.secondary' }}>
+                          <Tooltip title={entry.prev_hash}>
+                            <span>{entry.prev_hash ? `${entry.prev_hash.slice(0, 16)}…` : '–'}</span>
+                          </Tooltip>
+                        </TableCell>
+                      </TableRow>
+                    ))}
+                  </TableBody>
+                </Table>
+              </TableContainer>
+            </Box>
+          )}
+        </Stack>
+      </PanelTile>
+    );
+  }
 }
 
 export default withNavigate(LieferungNeuPage);
diff --git a/src/utils/deliveryLedger.js b/src/utils/deliveryLedger.js
new file mode 100644
index 0000000..32091fc
--- /dev/null
+++ b/src/utils/deliveryLedger.js
@@ -0,0 +1,162 @@
+import { delivery as defaultDeliveryApi, ledger as defaultLedgerApi } from '../api';
+import artikelAutomat from '../automats/artikelAutomat';
+
+/**
+ * @typedef {Object} DeliveryLineLedgerStatus
+ * @property {number} id - Manifestarticle ID
+ * @property {string} sku - Article SKU
+ * @property {string} name - Article Name
+ * @property {number} targetAmount - Expected delivery quantity
+ * @property {number} bookedAmount - Quantity booked in ledger
+ * @property {number} remainingAmount - Quantity remaining to be booked
+ * @property {boolean} isBooked - Whether this position is fully booked
+ * @property {Array<Object>} ledgerEntries - Ledger entries for this line
+ */
+
+/**
+ * @typedef {Object} DeliveryLedgerSummary
+ * @property {number} deliveryId
+ * @property {Object} delivery - Full delivery object with lines
+ * @property {'empty' | 'booked' | 'partial' | 'unbooked'} status
+ * @property {number} totalPositions
+ * @property {number} bookedPositions
+ * @property {number} totalQuantity
+ * @property {number} bookedQuantity
+ * @property {Array<DeliveryLineLedgerStatus>} lines
+ */
+
+/**
+ * Fetches delivery lines and checks ledger entries for each line to compute the booking status.
+ *
+ * @param {number|string} deliveryId
+ * @param {Object} [options]
+ * @param {Object} [options.deliveryApi]
+ * @param {Object} [options.ledgerApi]
+ * @returns {Promise<DeliveryLedgerSummary>}
+ */
+export async function fetchDeliveryLedgerSummary(deliveryId, { deliveryApi = defaultDeliveryApi, ledgerApi = defaultLedgerApi } = {}) {
+  const res = await deliveryApi.get(deliveryId);
+  const delivery = res?.delivery ?? res;
+  const rawLines = Array.isArray(delivery?.lines) ? delivery.lines : [];
+
+  if (rawLines.length === 0) {
+    return {
+      deliveryId,
+      delivery,
+      status: 'empty',
+      totalPositions: 0,
+      bookedPositions: 0,
+      totalQuantity: 0,
+      bookedQuantity: 0,
+      lines: [],
+    };
+  }
+
+  // Fetch ledger entries for each line in parallel
+  const linesWithLedger = await Promise.all(
+    rawLines.map(async (line) => {
+      let ledgerEntries = [];
+      try {
+        const ledgerRes = await ledgerApi.listByManifestarticleId(line.id, 'DELIVERY');
+        ledgerEntries = Array.isArray(ledgerRes?.ledger) ? ledgerRes.ledger : [];
+      } catch (err) {
+        console.error(`[deliveryLedger] Failed to fetch ledger for line ${line.id}:`, err);
+      }
+
+      const deliveryEntries = ledgerEntries.filter(
+        (e) => String(e.transaction_type).toUpperCase() === 'DELIVERY'
+      );
+      const bookedAmount = deliveryEntries.reduce((sum, e) => sum + Number(e.amount || 0), 0);
+      const targetAmount = Number(line.amount || 0);
+      const remainingAmount = Math.max(0, targetAmount - bookedAmount);
+      const isBooked = targetAmount > 0 ? bookedAmount >= targetAmount : bookedAmount > 0;
+
+      return {
+        ...line,
+        targetAmount,
+        bookedAmount,
+        remainingAmount,
+        isBooked,
+        ledgerEntries: deliveryEntries,
+      };
+    })
+  );
+
+  const totalPositions = linesWithLedger.length;
+  const bookedPositions = linesWithLedger.filter((l) => l.isBooked).length;
+  const totalQuantity = linesWithLedger.reduce((sum, l) => sum + l.targetAmount, 0);
+  const bookedQuantity = linesWithLedger.reduce((sum, l) => sum + l.bookedAmount, 0);
+
+  let status = 'unbooked';
+  if (totalPositions === 0) {
+    status = 'empty';
+  } else if (bookedPositions === totalPositions && bookedQuantity >= totalQuantity) {
+    status = 'booked';
+  } else if (bookedPositions > 0 || bookedQuantity > 0) {
+    status = 'partial';
+  } else {
+    status = 'unbooked';
+  }
+
+  return {
+    deliveryId,
+    delivery,
+    status,
+    totalPositions,
+    bookedPositions,
+    totalQuantity,
+    bookedQuantity,
+    lines: linesWithLedger,
+  };
+}
+
+/**
+ * Books specified delivery lines to the ledger as goods receipts (DELIVERY).
+ *
+ * @param {Object} params
+ * @param {Object} params.delivery - The delivery object (used for transaction memo and fallback)
+ * @param {Array<{ manifestarticleId?: number, id?: number, amount: number, sku?: string }>} params.linesToBook
+ * @param {Object} [params.ledgerApi]
+ * @param {string} [params.transactionText]
+ * @returns {Promise<Array<Object>>}
+ */
+export async function bookDeliveryLines({
+  delivery,
+  linesToBook,
+  ledgerApi = defaultLedgerApi,
+  transactionText,
+}) {
+  if (!Array.isArray(linesToBook) || linesToBook.length === 0) {
+    return [];
+  }
+
+  const memo = String(
+    transactionText != null && transactionText !== ''
+      ? transactionText
+      : `Lieferung ${delivery?.number || delivery?.id || ''}`
+  ).trim();
+
+  const results = [];
+  for (const item of linesToBook) {
+    const manifestarticleId = Number(item.manifestarticleId ?? item.id);
+    const amount = Number(item.amount);
+
+    if (!manifestarticleId || !Number.isFinite(amount) || amount <= 0) {
+      continue;
+    }
+
+    const res = await ledgerApi.add({
+      manifestarticle_id: manifestarticleId,
+      transaction_type: 'DELIVERY',
+      amount,
+      transaction_text: memo,
+    });
+    results.push(res?.ledger ?? res);
+
+    if (item.sku) {
+      void artikelAutomat.actions.reloadArticle(item.sku).catch(() => {});
+    }
+  }
+
+  return results;
+}
diff --git a/vite.config.js b/vite.config.js
index e3f061f..36e038a 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -158,6 +158,55 @@ const sharedServer = {
   },
 };
 
+function nginxHeadersPreviewPlugin() {
+  return {
+    name: 'nginx-headers-preview',
+    configurePreviewServer(server) {
+      server.middlewares.use((req, res, next) => {
+        const url = (req.url || '').split('?')[0];
+
+        // Never touch API requests (proxied to backend)
+        if (url.startsWith('/api')) {
+          return next();
+        }
+
+        // --- Security Headers (from deploy/nginx-dashfront.conf lines 72-76) ---
+        res.setHeader('X-Content-Type-Options', 'nosniff');
+        res.setHeader('X-Frame-Options', 'SAMEORIGIN');
+        res.setHeader('Referrer-Policy', 'strict-origin-when-cross-origin');
+        res.setHeader('Permissions-Policy', 'camera=(self), microphone=(), geolocation=()');
+
+        // --- Caching Rules (from deploy/nginx-dashfront.conf lines 129-166) ---
+        if (/^\/(sw\.js|registerSW\.js|workbox-[a-f0-9]+\.js)$/.test(url)) {
+          // Zero caching for Service Worker & registration scripts
+          res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
+          res.setHeader('Pragma', 'no-cache');
+          res.setHeader('Expires', '0');
+        } else if (/^\/(manifest\.webmanifest|favicon\.svg|icons\/.*)$/.test(url)) {
+          // 1 hour for web manifest & icons
+          res.setHeader('Cache-Control', 'public, max-age=3600');
+          res.setHeader('Vary', 'Accept-Encoding');
+        } else if (url.startsWith('/assets/')) {
+          // 1 year immutable for hashed assets
+          res.setHeader('Cache-Control', 'public, max-age=31536000, immutable');
+          res.setHeader('Vary', 'Accept-Encoding');
+        } else if (url.endsWith('.wasm')) {
+          // 1 year immutable for WASM binaries
+          res.setHeader('Content-Type', 'application/wasm');
+          res.setHeader('Cache-Control', 'public, max-age=31536000, immutable');
+        } else if (url === '/' || url === '/index.html' || !path.extname(url)) {
+          // HTML5 SPA Entry / Fallback: Zero caching
+          res.setHeader('Cache-Control', 'no-cache, no-store, must-revalidate');
+          res.setHeader('Pragma', 'no-cache');
+          res.setHeader('Expires', '0');
+        }
+
+        next();
+      });
+    },
+  };
+}
+
 export default defineConfig(({ command }) => ({
   resolve: sharedResolve,
   build: {
@@ -231,6 +280,7 @@ export default defineConfig(({ command }) => ({
   },
   plugins: [
     react(),
+    nginxHeadersPreviewPlugin(),
     ...(command === 'build'
       ? [
           VitePWA({