diff --git a/weasyprint/layout/preferred.py b/weasyprint/layout/preferred.py
index 8c965fe7..651a13c5 100644
--- a/weasyprint/layout/preferred.py
+++ b/weasyprint/layout/preferred.py
@@ -635,12 +635,49 @@ def table_and_columns_preferred_widths(context, box, outer=True):
         table_min_width = table_min_content_width
         table_max_width = table_max_content_width
 
-    table_min_content_width = max(
-        table_min_content_width, adjust(
-            table, outer=False, width=table_min_width))
-    table_max_content_width = max(
-        table_max_content_width, adjust(
-            table, outer=False, width=table_max_width))
+    if table.style['width'] == 'auto':
+        table_min_content_width = max(
+            table_min_content_width, adjust(
+                table, outer=False, width=table_min_width))
+        table_max_content_width = max(
+            table_max_content_width, adjust(
+                table, outer=False, width=table_max_width))
+    else:
+        # Check if table has explicit column/colgroup width specifications
+        has_explicit_column_widths = False
+        for column_group in table.column_groups:
+            for column in column_group.children:
+                if column.style['width'] != 'auto':
+                    has_explicit_column_widths = True
+                    break
+            if has_explicit_column_widths:
+                break
+        if not has_explicit_column_widths:
+            for column in table.columns:
+                if column.style['width'] != 'auto':
+                    has_explicit_column_widths = True
+                    break
+
+        if has_explicit_column_widths:
+            # When table has explicit column/colgroup widths, allow intrinsic widths
+            # to reflect natural content demands (may exceed explicit table width)
+            # to honor column structure constraints
+            table_min_content_width = max(
+                table_min_content_width, adjust(
+                    table, outer=False, width=table_min_width))
+            table_max_content_width = max(
+                table_max_content_width, adjust(
+                    table, outer=False, width=table_max_width))
+        else:
+            # When table lacks explicit column widths, constrain intrinsic width
+            # by explicit table width to prevent content overflow from expanding table
+            explicit_width_constrained = adjust(table, outer=False, width=table_min_width)
+            table_max_content_width = min(table_max_content_width, explicit_width_constrained)
+            # Don't constrain min width to allow legitimate shrinking
+    print(f"DEBUG: table_min_content_width (after) = {table_min_content_width}")
+    print(f"DEBUG: table_max_content_width (after) = {table_max_content_width}")
+    print(f"DEBUG: table_min_content_width (after) = {table_min_content_width}")
+    print(f"DEBUG: table_max_content_width (after) = {table_max_content_width}")
     table_outer_min_content_width = margin_width(
         table, margin_width(box, table_min_content_width))
     table_outer_max_content_width = margin_width(
diff --git a/weasyprint/layout/table.py b/weasyprint/layout/table.py
index dec83d18..d7df8e79 100644
--- a/weasyprint/layout/table.py
+++ b/weasyprint/layout/table.py
@@ -738,8 +738,8 @@ def auto_table_layout(context, box, containing_block):
         else:
             table.width = table_max_content_width
     else:
-        if table.width < table_min_content_width:
-            table.width = table_min_content_width
+        # Always respect explicit table width - contents overflow if needed
+        pass  # Keep table.width as specified
 
     if not grid:
         table.column_widths = []