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+/**
+ * @fileoverview Rule to prevent empty blocks in CSS.
+ * @author Nicholas C. Zakas
+ */
+//-----------------------------------------------------------------------------
+// Type Definitions
+//-----------------------------------------------------------------------------
+/**
+ * @import { CSSRuleDefinition } from "../types.js"
+ * @typedef {"emptyBlock"} NoEmptyBlocksMessageIds
+ * @typedef {CSSRuleDefinition<{ RuleOptions: [], MessageIds: NoEmptyBlocksMessageIds }>} NoEmptyBlocksRuleDefinition
+ */
+//-----------------------------------------------------------------------------
+// Rule Definition
+//-----------------------------------------------------------------------------
+export default /** @satisfies {NoEmptyBlocksRuleDefinition} */ ({
+    meta: {
+        type: "problem",
+        docs: {
+            description: "Disallow empty blocks",
+            recommended: true,
+            url: "https://github.com/eslint/css/blob/main/docs/rules/no-empty-blocks.md",
+        },
+        messages: {
+            emptyBlock: "Unexpected empty block found.",
+        },
+    },
+    create(context) {
+        return {
+            Block(node) {
+                if (node.children.length === 0) {
+                    context.report({
+                        loc: node.loc,
+                        messageId: "emptyBlock",
+                    });
+                }
+            },
+        };
+    },
+});