diff --git a/adapters/kook/src/message.ts b/adapters/kook/src/message.ts
index 342c6538..27bebcef 100644
--- a/adapters/kook/src/message.ts
+++ b/adapters/kook/src/message.ts
@@ -230,6 +230,37 @@ export class KookMessageEncoder<C extends Context = Context> extends MessageEnco
           title: attrs.title,
         })
       }
+    } else if (type === 'button') {
+      this.flushText()
+      this.cardBuffer.push({
+        type: 'action-group',
+        elements: [encodeButton(element)],
+      })
+    } else if (type === 'button-group') {
+      this.flushText()
+      this.cardBuffer.push({
+        type: 'action-group',
+        elements: element.children.map(encodeButton),
+      })
+    } else if (type === 'hr') {
+      this.flushText()
+      this.cardBuffer.push({
+        type: 'divider',
+      })
+    } else if (type === 'kook:countdown') {
+      this.flushText()
+      this.cardBuffer.push({
+        type: 'countdown',
+        startTime: attrs.startTime,
+        endTime: attrs.endTime,
+        mode: attrs.mode,
+      })
+    } else if (type === 'kook:invite') {
+      this.flushText()
+      this.cardBuffer.push({
+        type: 'invite',
+        code: attrs.code,
+      })
     } else if (type === 'quote') {
       await this.flush()
       this.additional.quote = attrs.id
@@ -258,3 +289,21 @@ export namespace KookMessageEncoder {
     ]).role('radio').description('发送图文等混合内容时采用的方式。').default('separate'),
   }).description('发送设置')
 }
+
+function encodeButton({ attrs, children }: h): Kook.Card.Button {
+  let theme: Kook.Card.Button.Theme = 'primary'
+  if (attrs.class === 'secondary') theme = 'info'
+  if (attrs.class === 'warning') theme = 'warning'
+  if (attrs.class === 'danger') theme = 'danger'
+  if (attrs.class === 'success') theme = 'success'
+  return {
+    type: 'button',
+    theme,
+    value: attrs.id,
+    click: attrs.type === 'link' ? 'link' : 'return-val',
+    text: {
+      type: 'plain-text',
+      content: children.join(''),
+    },
+  }
+}
diff --git a/adapters/kook/src/types.ts b/adapters/kook/src/types.ts
index 4670f2ef..ca18d224 100644
--- a/adapters/kook/src/types.ts
+++ b/adapters/kook/src/types.ts
@@ -144,8 +144,8 @@ export interface Card {
 }
 
 export namespace Card {
-  export type Theme = 'primary' | 'secondary' | 'warning' | 'danger' | 'info'
-  export type Module = Section | Container | ImageGroup | Header | Divider | File | Countdown | Context
+  export type Theme = 'primary' | 'secondary' | 'warning' | 'danger' | 'info' | 'none' | 'success'
+  export type Module = Section | Container | ImageGroup | ActionGroup | Header | Divider | Invite | File | Countdown | Context
 
   export interface Text {
     type: 'plain-text' | 'kmarkdown'
@@ -182,22 +182,21 @@ export namespace Card {
 
   export interface Button {
     type: 'button'
-    theme?: Theme
-    value: string
+    theme?: Button.Theme
+    value?: string
     text: Text
     click?: string
   }
 
+  export namespace Button {
+    export type Theme = 'primary' | 'secondary' | 'warning' | 'danger' | 'info' | 'success'
+  }
+
   export interface ImageGroup {
     type: 'image-group'
     elements: Image[]
   }
 
-  export interface ActionGroup {
-    type: 'action-group'
-    elements: Button[]
-  }
-
   export interface Header {
     type: 'header'
     text: Text
@@ -207,6 +206,11 @@ export namespace Card {
     type: 'divider'
   }
 
+  export interface Invite {
+    type: 'invite'
+    code: string
+  }
+
   export interface ActionGroup {
     type: 'action-group'
     elements: Button[]
@@ -226,8 +230,8 @@ export namespace Card {
 
   export interface Countdown {
     type: 'countdown'
-    end_time: string
-    start_time: string
+    endTime: string
+    startTime: string
     mode: 'day' | 'hour' | 'second'
   }
 }
diff --git a/adapters/kook/src/utils.ts b/adapters/kook/src/utils.ts
index c586e35c..274e01c0 100644
--- a/adapters/kook/src/utils.ts
+++ b/adapters/kook/src/utils.ts
@@ -158,6 +158,13 @@ export function adaptSession<C extends Context>(bot: Bot<C>, input: any) {
       _data: body,
     }))
     switch (type) {
+      case 'message_btn_click':
+        session.type = 'interaction/button'
+        adaptMessageModify(input, body, session)
+        session.event.button = {
+          id: body.value,
+        }
+        break
       case 'updated_message':
       case 'updated_private_message':
         session.type = 'message-updated'