diff --git a/src-tauri/src/services/auto_score.rs b/src-tauri/src/services/auto_score.rs
index a78fa5b..cecd4af 100644
--- a/src-tauri/src/services/auto_score.rs
+++ b/src-tauri/src/services/auto_score.rs
@@ -10,7 +10,9 @@ use tauri::{AppHandle, Emitter, Manager};
 use tokio::time::{interval, Duration};
 use uuid::Uuid;
 
-use crate::db::entities::{score_events, student_tags, students, tags};
+use crate::db::entities::{
+    reward_redemptions, reward_settings, score_events, student_tags, students, tags,
+};
 use crate::services::settings::{SettingsKey, SettingsValue};
 use crate::state::SafeAppState;
 
@@ -32,6 +34,19 @@ pub struct AutoScoreAction {
     pub value: Option<String>,
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+struct RewardExchangeActionValue {
+    #[serde(alias = "reward_id")]
+    reward_id: i32,
+    #[serde(
+        default,
+        skip_serializing_if = "Option::is_none",
+        alias = "reward_name"
+    )]
+    reward_name: Option<String>,
+}
+
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Default)]
 #[serde(rename_all = "camelCase")]
 pub struct AutoScoreExecutionConfig {
@@ -63,6 +78,8 @@ pub struct AutoScoreExecutionBatch {
     pub affected_student_names: Vec<String>,
     pub created_event_ids: Vec<i32>,
     pub added_student_tag_ids: Vec<i32>,
+    #[serde(default)]
+    pub reward_redemption_ids: Vec<i32>,
     pub score_delta_total: i64,
     pub settled: bool,
     pub rolled_back: bool,
@@ -123,6 +140,7 @@ pub struct AutoScoreRule {
 enum PlannedAction {
     AddScore(i32),
     AddTags(Vec<String>),
+    RewardExchange(RewardExchangeActionValue),
     SettleScore,
 }
 
@@ -147,6 +165,7 @@ struct RuleExecutionStats {
     score_delta_total: i64,
     created_event_ids: Vec<i32>,
     added_student_tag_ids: Vec<i32>,
+    reward_redemption_ids: Vec<i32>,
     settled: bool,
 }
 
@@ -390,6 +409,7 @@ impl AutoScoreService {
                         affected_student_names: stats.affected_student_names.clone(),
                         created_event_ids: stats.created_event_ids.clone(),
                         added_student_tag_ids: stats.added_student_tag_ids.clone(),
+                        reward_redemption_ids: stats.reward_redemption_ids.clone(),
                         score_delta_total: stats.score_delta_total,
                         settled: stats.settled,
                         rolled_back: false,
@@ -941,11 +961,70 @@ fn normalize_action(action: AutoScoreAction) -> Result<AutoScoreAction, String>
                 value: Some(value),
             })
         }
+        "reward_exchange" => {
+            let value = parse_reward_exchange_action_value(action.value.as_deref())
+                .ok_or_else(|| "Reward exchange action requires a valid reward".to_string())?;
+
+            Ok(AutoScoreAction {
+                event,
+                value: Some(serialize_reward_exchange_action_value(&value)?),
+            })
+        }
         "settle_score" => Ok(AutoScoreAction { event, value: None }),
         _ => Err(format!("Unsupported action event: {}", event)),
     }
 }
 
+fn normalize_optional_string(value: Option<String>) -> Option<String> {
+    value.and_then(|raw| {
+        let trimmed = raw.trim().to_string();
+        if trimmed.is_empty() {
+            None
+        } else {
+            Some(trimmed)
+        }
+    })
+}
+
+fn parse_reward_exchange_action_value(raw_value: Option<&str>) -> Option<RewardExchangeActionValue> {
+    let raw_value = raw_value.map(str::trim)?;
+    if raw_value.is_empty() {
+        return None;
+    }
+
+    if raw_value.starts_with('{') {
+        let parsed = serde_json::from_str::<RewardExchangeActionValue>(raw_value).ok()?;
+        if parsed.reward_id <= 0 {
+            return None;
+        }
+        return Some(RewardExchangeActionValue {
+            reward_id: parsed.reward_id,
+            reward_name: normalize_optional_string(parsed.reward_name),
+        });
+    }
+
+    let reward_id = raw_value.parse::<i32>().ok().filter(|value| *value > 0)?;
+    Some(RewardExchangeActionValue {
+        reward_id,
+        reward_name: None,
+    })
+}
+
+fn serialize_reward_exchange_action_value(
+    value: &RewardExchangeActionValue,
+) -> Result<String, String> {
+    serde_json::to_string(&RewardExchangeActionValue {
+        reward_id: value.reward_id,
+        reward_name: normalize_optional_string(value.reward_name.clone()),
+    })
+    .map_err(|error| {
+        format!(
+            "Failed to serialize reward exchange action value: {}",
+            error
+        )
+    })
+}
+
 fn normalize_required_string(value: String, field_name: &str) -> Result<String, String> {
     let normalized = value.trim().to_string();
     if normalized.is_empty() {
@@ -1473,6 +1552,36 @@ pub async fn rollback_execution_batch(
             .map_err(|e| e.to_string())?;
     }
 
+    for redemption_id in &batch.reward_redemption_ids {
+        let redemption = reward_redemptions::Entity::find_by_id(*redemption_id)
+            .one(&txn)
+            .await
+            .map_err(|e| e.to_string())?;
+        let Some(redemption) = redemption else {
+            continue;
+        };
+
+        reward_redemptions::Entity::delete_by_id(*redemption_id)
+            .exec(&txn)
+            .await
+            .map_err(|e| e.to_string())?;
+
+        if let Some(student) = students::Entity::find()
+            .filter(students::Column::Name.eq(redemption.student_name.clone()))
+            .one(&txn)
+            .await
+            .map_err(|e| e.to_string())?
+        {
+            let mut student_active: students::ActiveModel = student.clone().into();
+            student_active.reward_points = Set(student.reward_points + redemption.cost_points);
+            student_active.updated_at = Set(now_iso());
+            student_active
+                .update(&txn)
+                .await
+                .map_err(|e| e.to_string())?;
+        }
+    }
+
     txn.commit().await.map_err(|e| e.to_string())?;
 
     batch.rolled_back = true;
@@ -1632,6 +1741,7 @@ pub async fn apply_offline_backfill(
                 affected_student_names: stats.affected_student_names.clone(),
                 created_event_ids: stats.created_event_ids.clone(),
                 added_student_tag_ids: stats.added_student_tag_ids.clone(),
+                reward_redemption_ids: stats.reward_redemption_ids.clone(),
                 score_delta_total: stats.score_delta_total,
                 settled: stats.settled,
                 rolled_back: false,
@@ -1728,6 +1838,23 @@ async fn execute_rule(
         tag_name_to_id.insert(tag_name, tag_id);
     }
 
+    let mut reward_settings_by_id = HashMap::new();
+    for action in &planned_actions {
+        if let PlannedAction::RewardExchange(reward_action) = action {
+            if reward_settings_by_id.contains_key(&reward_action.reward_id) {
+                continue;
+            }
+
+            let reward = reward_settings::Entity::find_by_id(reward_action.reward_id)
+                .one(&txn)
+                .await
+                .map_err(|e| e.to_string())?
+                .ok_or_else(|| format!("Reward not found: {}", reward_action.reward_id))?;
+
+            reward_settings_by_id.insert(reward.id, reward);
+        }
+    }
+
     for mut student in target_students {
         if mode == ExecutionMode::Normal {
             if !is_student_pass_cooldown(
@@ -1803,6 +1930,40 @@ async fn execute_rule(
                         }
                     }
                 }
+                PlannedAction::RewardExchange(reward_action) => {
+                    let Some(reward) = reward_settings_by_id.get(&reward_action.reward_id) else {
+                        return Err(format!("Reward not found: {}", reward_action.reward_id));
+                    };
+                    if student.reward_points < reward.cost_points {
+                        continue;
+                    }
+
+                    let now = now_iso();
+                    let redemption = reward_redemptions::ActiveModel {
+                        id: sea_orm::ActiveValue::NotSet,
+                        uuid: Set(Uuid::new_v4().to_string()),
+                        student_name: Set(student.name.clone()),
+                        reward_id: Set(reward.id),
+                        reward_name: Set(reward.name.clone()),
+                        cost_points: Set(reward.cost_points),
+                        redeemed_at: Set(now.clone()),
+                    };
+                    let inserted_redemption =
+                        redemption.insert(&txn).await.map_err(|e| e.to_string())?;
+                    stats.reward_redemption_ids.push(inserted_redemption.id);
+
+                    let remaining_reward_points = student.reward_points - reward.cost_points;
+                    let mut student_active: students::ActiveModel = student.clone().into();
+                    student_active.reward_points = Set(remaining_reward_points);
+                    student_active.updated_at = Set(now);
+                    student_active
+                        .update(&txn)
+                        .await
+                        .map_err(|e| e.to_string())?;
+
+                    student.reward_points = remaining_reward_points;
+                    touched = true;
+                }
                 PlannedAction::SettleScore => {}
             }
         }
@@ -1840,6 +2001,11 @@ fn plan_actions(actions: &[AutoScoreAction]) -> Result<Vec<PlannedAction>, Strin
                 }
                 planned.push(PlannedAction::AddTags(tags));
             }
+            "reward_exchange" => {
+                let reward = parse_reward_exchange_action_value(action.value.as_deref())
+                    .ok_or_else(|| "Invalid reward_exchange value".to_string())?;
+                planned.push(PlannedAction::RewardExchange(reward));
+            }
             "settle_score" => {
                 planned.push(PlannedAction::SettleScore);
             }
diff --git a/src/assets/main.css b/src/assets/main.css
index fba91c1..d85344d 100644
--- a/src/assets/main.css
+++ b/src/assets/main.css
@@ -400,6 +400,31 @@ html.platform-macos #root {
   overflow: hidden;
 }
 
+.ss-content-scroll-container {
+  scrollbar-width: thin;
+  scrollbar-color: color-mix(in srgb, var(--ss-text-secondary) 55%, transparent) transparent;
+}
+
+.ss-content-scroll-container::-webkit-scrollbar {
+  width: 10px;
+  height: 10px;
+}
+
+.ss-content-scroll-container::-webkit-scrollbar-track {
+  background: transparent;
+}
+
+.ss-content-scroll-container::-webkit-scrollbar-thumb {
+  background: color-mix(in srgb, var(--ss-text-secondary) 55%, transparent);
+  border-radius: 999px;
+  border: 2px solid transparent;
+  background-clip: padding-box;
+}
+
+.ss-content-scroll-container::-webkit-scrollbar-corner {
+  background: transparent;
+}
+
 .ss-route-page.is-subpage-enter {
   animation: ss-subpage-enter 240ms cubic-bezier(0.22, 1, 0.36, 1);
 }
diff --git a/src/components/AutoScore/ActionEditor.tsx b/src/components/AutoScore/ActionEditor.tsx
index c1dd700..d563f2e 100644
--- a/src/components/AutoScore/ActionEditor.tsx
+++ b/src/components/AutoScore/ActionEditor.tsx
@@ -2,12 +2,22 @@ import React, { useEffect, useMemo } from "react"
 import { Button, Card, InputNumber, Select, Space } from "antd"
 import { DeleteOutlined, PlusOutlined } from "@ant-design/icons"
 import { useTranslation } from "react-i18next"
-import type { ActionDraft, ActionEvent, AutoScoreTagOption } from "./AutoScoreUtils"
-import { createDefaultActionDraft } from "./AutoScoreUtils"
+import type {
+  ActionDraft,
+  ActionEvent,
+  AutoScoreRewardOption,
+  AutoScoreTagOption,
+} from "./AutoScoreUtils"
+import {
+  createDefaultActionDraft,
+  parseRewardActionValue,
+  stringifyRewardActionValue,
+} from "./AutoScoreUtils"
 
 interface ActionEditorProps {
   value: ActionDraft[]
   tagOptions: AutoScoreTagOption[]
+  rewardOptions: AutoScoreRewardOption[]
   canEdit: boolean
   onChange: (nextDrafts: ActionDraft[]) => void
 }
@@ -15,6 +25,7 @@ interface ActionEditorProps {
 export const ActionEditor: React.FC<ActionEditorProps> = ({
   value,
   tagOptions,
+  rewardOptions,
   canEdit,
   onChange,
 }) => {
@@ -33,6 +44,7 @@ export const ActionEditor: React.FC<ActionEditorProps> = ({
       { value: "add_score", label: t("autoScore.actionAddScore") },
       { value: "add_tag", label: t("autoScore.actionAddTag") },
       { value: "settle_score", label: t("autoScore.actionSettleScore") },
+      { value: "reward_exchange", label: t("rewardExchange.title") },
     ],
     [t]
   )
@@ -58,6 +70,31 @@ export const ActionEditor: React.FC<ActionEditorProps> = ({
     return Array.from(optionMap.values())
   }, [safeValue, tagOptions])
 
+  const mergedRewardOptions = useMemo(() => {
+    const optionMap = new Map(rewardOptions.map((option) => [option.value, option]))
+
+    for (const action of safeValue) {
+      if (action.event !== "reward_exchange") continue
+      const rewardValue = parseRewardActionValue(action.value)
+      if (!rewardValue) continue
+
+      const optionValue = String(rewardValue.rewardId)
+      if (!optionMap.has(optionValue)) {
+        optionMap.set(optionValue, {
+          label: rewardValue.rewardName || optionValue,
+          value: optionValue,
+        })
+      }
+    }
+
+    return Array.from(optionMap.values())
+  }, [rewardOptions, safeValue])
+
+  const buildRewardDraftValue = (rewardId: string): string => {
+    const rewardOption = mergedRewardOptions.find((option) => option.value === rewardId)
+    return stringifyRewardActionValue(Number(rewardId), rewardOption?.label) || ""
+  }
+
   const updateAction = (id: string, patch: Partial<Omit<ActionDraft, "id">>) => {
     onChange(safeValue.map((item) => (item.id === id ? { ...item, ...patch } : item)))
   }
@@ -87,7 +124,14 @@ export const ActionEditor: React.FC<ActionEditorProps> = ({
               onChange={(event: ActionEvent) =>
                 updateAction(action.id, {
                   event,
-                  value: event === "add_score" ? "1" : event === "add_tag" ? [] : "",
+                  value:
+                    event === "add_score"
+                      ? "1"
+                      : event === "add_tag"
+                        ? []
+                        : event === "reward_exchange" && mergedRewardOptions.length > 0
+                          ? buildRewardDraftValue(mergedRewardOptions[0].value)
+                          : "",
                 })
               }
             />
@@ -115,6 +159,22 @@ export const ActionEditor: React.FC<ActionEditorProps> = ({
                 options={mergedTagOptions}
                 onChange={(nextValue) => updateAction(action.id, { value: nextValue })}
               />
+            ) : action.event === "reward_exchange" ? (
+              <Select
+                showSearch
+                style={{ minWidth: 260 }}
+                placeholder={t("rewardExchange.rewards")}
+                value={(() => {
+                  const rewardValue = parseRewardActionValue(action.value)
+                  return rewardValue ? String(rewardValue.rewardId) : undefined
+                })()}
+                disabled={!canEdit}
+                optionFilterProp="label"
+                options={mergedRewardOptions}
+                onChange={(nextValue: string) =>
+                  updateAction(action.id, { value: buildRewardDraftValue(nextValue) })
+                }
+              />
             ) : (
               <div style={{ minWidth: 260, color: "var(--ss-text-secondary)" }}>
                 {t("autoScore.actionSettleScoreHint")}
diff --git a/src/components/AutoScore/AutoScoreUtils.ts b/src/components/AutoScore/AutoScoreUtils.ts
index b564eff..50e932b 100644
--- a/src/components/AutoScore/AutoScoreUtils.ts
+++ b/src/components/AutoScore/AutoScoreUtils.ts
@@ -40,6 +40,7 @@ export interface AutoScoreExecutionBatch {
   affectedStudentNames: string[]
   createdEventIds: number[]
   addedStudentTagIds: number[]
+  rewardRedemptionIds?: number[]
   scoreDeltaTotal: number
   settled: boolean
   rolledBack: boolean
@@ -58,20 +59,35 @@ export interface AutoScoreRule {
   lastExecuted?: string | null
 }
 
-export type ActionEvent = "add_score" | "add_tag" | "settle_score"
+export type ActionEvent = "add_score" | "add_tag" | "settle_score" | "reward_exchange"
 
 export interface AutoScoreTagOption {
   label: string
   value: string
 }
 
+export interface AutoScoreRewardOption {
+  label: string
+  value: string
+}
+
+export interface ParsedRewardActionValue {
+  rewardId: number
+  rewardName?: string
+}
+
 export interface ActionDraft {
   id: string
   event: ActionEvent
   value: string | string[]
 }
 
-export type ActionDraftError = "action_required" | "score_required" | "tag_required" | null
+export type ActionDraftError =
+  | "action_required"
+  | "score_required"
+  | "tag_required"
+  | "reward_required"
+  | null
 
 const TRIGGER_FIELD_INTERVAL = "interval_minutes"
 const TRIGGER_FIELD_TAG = "student_tag"
@@ -108,6 +124,11 @@ const toStringValue = (value: unknown): string => {
   return String(value)
 }
 
+const normalizeOptionalString = (value: unknown): string | null => {
+  const normalized = toStringValue(value).trim()
+  return normalized || null
+}
+
 const normalizeTagValues = (values: unknown[]): string[] => {
   const normalized = values.map((value) => toStringValue(value).trim()).filter(Boolean)
 
@@ -143,6 +164,66 @@ const stringifyTagValues = (values: string[]): string | null => {
   return JSON.stringify(normalized)
 }
 
+export const parseRewardActionValue = (value: unknown): ParsedRewardActionValue | null => {
+  if (value === null || value === undefined) return null
+
+  if (typeof value === "number" && Number.isInteger(value) && value > 0) {
+    return { rewardId: value }
+  }
+
+  const rawValue = Array.isArray(value) ? value.find((item) => toStringValue(item).trim()) : value
+  const text = toStringValue(rawValue).trim()
+  if (!text) return null
+
+  if (text.startsWith("{")) {
+    try {
+      const parsed = JSON.parse(text) as {
+        rewardId?: unknown
+        reward_id?: unknown
+        rewardName?: unknown
+        reward_name?: unknown
+      }
+      const rewardId = toFiniteNumber(parsed.rewardId ?? parsed.reward_id)
+      if (rewardId === null || !Number.isInteger(rewardId) || rewardId <= 0) {
+        return null
+      }
+
+      const rewardName =
+        normalizeOptionalString(parsed.rewardName ?? parsed.reward_name) ?? undefined
+      return rewardName ? { rewardId, rewardName } : { rewardId }
+    } catch {
+      void 0
+    }
+  }
+
+  const rewardId = toFiniteNumber(text)
+  if (rewardId === null || !Number.isInteger(rewardId) || rewardId <= 0) {
+    return null
+  }
+
+  return { rewardId }
+}
+
+export const stringifyRewardActionValue = (
+  rewardId: unknown,
+  rewardName?: unknown
+): string | null => {
+  const parsedRewardId = toFiniteNumber(rewardId)
+  if (parsedRewardId === null || !Number.isInteger(parsedRewardId) || parsedRewardId <= 0) {
+    return null
+  }
+
+  const payload: ParsedRewardActionValue = {
+    rewardId: parsedRewardId,
+  }
+  const normalizedRewardName = normalizeOptionalString(rewardName)
+  if (normalizedRewardName) {
+    payload.rewardName = normalizedRewardName
+  }
+
+  return JSON.stringify(payload)
+}
+
 const ruleFromTrigger = (trigger: AutoScoreTrigger): JsonRule | null => {
   if (trigger.event === "interval_time_passed") {
     const intervalValue = parseIntervalTriggerValue(trigger.value)
@@ -520,7 +601,10 @@ export const createDefaultActionDraft = (): ActionDraft => ({
 })
 
 const isActionEvent = (value: unknown): value is ActionEvent =>
-  value === "add_score" || value === "add_tag" || value === "settle_score"
+  value === "add_score" ||
+  value === "add_tag" ||
+  value === "settle_score" ||
+  value === "reward_exchange"
 
 export const normalizeActionDrafts = (drafts: ActionDraft[] | null | undefined): ActionDraft[] => {
   if (!Array.isArray(drafts) || drafts.length === 0) {
@@ -537,6 +621,15 @@ export const normalizeActionDrafts = (drafts: ActionDraft[] | null | undefined):
         value:
           draft.event === "add_tag"
             ? parseTagValues(draft.value)
+            : draft.event === "reward_exchange"
+              ? (() => {
+                  const parsedValue = parseRewardActionValue(
+                    Array.isArray(draft.value) ? draft.value[0] : draft.value
+                  )
+                  return parsedValue
+                    ? stringifyRewardActionValue(parsedValue.rewardId, parsedValue.rewardName) || ""
+                    : ""
+                })()
             : draft.event === "settle_score"
               ? ""
               : toStringValue(Array.isArray(draft.value) ? draft.value[0] : draft.value),
@@ -553,7 +646,8 @@ export const actionsToDrafts = (actions: AutoScoreAction[]): ActionDraft[] => {
       if (
         action.event !== "add_score" &&
         action.event !== "add_tag" &&
-        action.event !== "settle_score"
+        action.event !== "settle_score" &&
+        action.event !== "reward_exchange"
       ) {
         return null
       }
@@ -563,6 +657,13 @@ export const actionsToDrafts = (actions: AutoScoreAction[]): ActionDraft[] => {
         value:
           action.event === "add_tag"
             ? parseTagValues(action.value)
+            : action.event === "reward_exchange"
+              ? (() => {
+                  const parsedValue = parseRewardActionValue(action.value)
+                  return parsedValue
+                    ? stringifyRewardActionValue(parsedValue.rewardId, parsedValue.rewardName) || ""
+                    : ""
+                })()
             : action.event === "settle_score"
               ? ""
               : toStringValue(action.value),
@@ -597,6 +698,18 @@ export const actionDraftsToPayload = (
       continue
     }
 
+    if (draft.event === "reward_exchange") {
+      const parsedValue = parseRewardActionValue(draft.value)
+      const serializedValue = parsedValue
+        ? stringifyRewardActionValue(parsedValue.rewardId, parsedValue.rewardName)
+        : null
+      if (!serializedValue) {
+        return { actions: [], error: "reward_required" }
+      }
+      actions.push({ event: draft.event, value: serializedValue })
+      continue
+    }
+
     const serializedTagValue = stringifyTagValues(parseTagValues(draft.value))
     if (!serializedTagValue) {
       return { actions: [], error: "tag_required" }
diff --git a/src/components/AutoScoreManager.tsx b/src/components/AutoScoreManager.tsx
index d4b42fd..4f74d42 100644
--- a/src/components/AutoScoreManager.tsx
+++ b/src/components/AutoScoreManager.tsx
@@ -36,11 +36,13 @@ import {
   normalizeTriggerTree,
   queryTreeToJson,
   normalizeActionDrafts,
+  parseRewardActionValue,
   queryTreeToTriggers,
   triggerTreeJsonToQueryTree,
   type ActionDraft,
   type AutoScoreExecutionBatch,
   type AutoScoreExecutionConfig,
+  type AutoScoreRewardOption,
   type AutoScoreRule,
   type AutoScoreTagOption,
 } from "./AutoScore/AutoScoreUtils"
@@ -55,6 +57,12 @@ interface TagItem {
   name: string
 }
 
+interface RewardItem {
+  id: number
+  name: string
+  cost_points: number
+}
+
 interface RuleFormValues {
   name?: string
   studentNames?: string[]
@@ -152,6 +160,7 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
   const [form] = Form.useForm<RuleFormValues>()
   const [messageApi, contextHolder] = message.useMessage()
   const [tags, setTags] = useState<TagItem[]>([])
+  const [rewards, setRewards] = useState<RewardItem[]>([])
 
   const tagOptions = useMemo<AutoScoreTagOption[]>(
     () =>
@@ -161,6 +170,18 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
       })),
     [tags]
   )
+  const rewardOptions = useMemo<AutoScoreRewardOption[]>(
+    () =>
+      rewards.map((reward) => ({
+        label: reward.name,
+        value: String(reward.id),
+      })),
+    [rewards]
+  )
+  const rewardLabelById = useMemo(
+    () => new Map(rewards.map((reward) => [reward.id, reward.name] as const)),
+    [rewards]
+  )
 
   const triggerConfig = useMemo(
     () => createTriggerQueryConfig(t, tagOptions),
@@ -288,6 +309,20 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
     }
   }
 
+  const fetchRewards = async () => {
+    const api = (window as any).api
+    if (!api || !canEdit) return
+
+    try {
+      const res = await api.rewardSettingQuery()
+      if (res.success && Array.isArray(res.data)) {
+        setRewards(res.data)
+      }
+    } catch {
+      void 0
+    }
+  }
+
   const fetchRules = async () => {
     const api = (window as any).api
     if (!api || !canEdit) return
@@ -323,6 +358,7 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
   useEffect(() => {
     if (!canEdit) return
     fetchTags().catch(() => void 0)
+    fetchRewards().catch(() => void 0)
     fetchStudents().catch(() => void 0)
     fetchRules().catch(() => void 0)
     fetchBatches().catch(() => void 0)
@@ -445,6 +481,10 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
       messageApi.warning(t("autoScore.tagNamePlaceholder"))
       return
     }
+    if (actionPayload.error === "reward_required") {
+      messageApi.warning(t("autoScore.rewardRequired"))
+      return
+    }
     if (actionPayload.actions.length === 0) {
       messageApi.warning(t("autoScore.actionRequired"))
       return
@@ -623,6 +663,15 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
     if (action.event === "settle_score") {
       return `${t("autoScore.actionSettleScore")}: ${t("autoScore.actionSettleScoreHint")}`
     }
+    if (action.event === "reward_exchange") {
+      const rewardValue = parseRewardActionValue(action.value)
+      const rewardLabel = rewardValue
+        ? rewardLabelById.get(rewardValue.rewardId) ||
+          rewardValue.rewardName ||
+          `#${rewardValue.rewardId}`
+        : String(action.value || "").trim() || "-"
+      return `${t("rewardExchange.title")}: ${rewardLabel}`
+    }
     return `${action.event}: ${String(action.value || "").trim() || "-"}`
   }
 
@@ -905,6 +954,7 @@ function AutoScoreManager({ canEdit }: AutoScoreManagerProps): React.JSX.Element
       <ActionEditor
         value={actionDrafts}
         tagOptions={tagOptions}
+        rewardOptions={rewardOptions}
         canEdit={canEdit}
         onChange={(nextDrafts) => setActionDrafts(normalizeActionDrafts(nextDrafts))}
       />
diff --git a/src/components/ContentArea.tsx b/src/components/ContentArea.tsx
index d111ce0..04329c5 100644
--- a/src/components/ContentArea.tsx
+++ b/src/components/ContentArea.tsx
@@ -614,10 +614,12 @@ export function ContentArea({
       </div>
 
       <Content
+        className="ss-content-scroll-container"
         style={{
           flex: 1,
           overflowY: isBoardPage ? "hidden" : "auto",
           overflowX: "hidden",
+          background: "var(--ss-bg-color)",
           paddingBottom: bottomInset ? `${bottomInset}px` : 0,
         }}
       >
diff --git a/src/components/Home.tsx b/src/components/Home.tsx
index 24827a3..1c4504d 100644
--- a/src/components/Home.tsx
+++ b/src/components/Home.tsx
@@ -613,6 +613,12 @@ export const Home: React.FC<HomeProps> = ({
     }
   }
 
+  const getScrollViewport = useCallback(() => {
+    const container = scrollContainerRef.current
+    if (!container) return null
+    return container.closest(".ss-content-scroll-container") as HTMLElement | null
+  }, [])
+
   const openOperation = (student: student, sourceEl?: HTMLElement | null) => {
     if (!canEdit) {
       messageApi.error(t("common.readOnly"))
@@ -2423,9 +2429,11 @@ export const Home: React.FC<HomeProps> = ({
       return
     }
 
+    const scrollViewport = getScrollViewport()
     const refreshActiveByScroll = () => {
       let currentKey = groupedStudents[0]?.key || null
-      const anchorY = 140
+      const viewportTop = scrollViewport?.getBoundingClientRect().top ?? 0
+      const anchorY = viewportTop + 96
 
       groupedStudents.forEach((group) => {
         const el = groupRefs.current[group.key]
@@ -2446,13 +2454,13 @@ export const Home: React.FC<HomeProps> = ({
     }
 
     refreshActiveByScroll()
-    window.addEventListener("scroll", refreshActiveByScroll, { passive: true })
+    scrollViewport?.addEventListener("scroll", refreshActiveByScroll, { passive: true })
     window.addEventListener("resize", refreshActiveByScroll)
     return () => {
-      window.removeEventListener("scroll", refreshActiveByScroll)
+      scrollViewport?.removeEventListener("scroll", refreshActiveByScroll)
       window.removeEventListener("resize", refreshActiveByScroll)
     }
-  }, [groupedStudents, quickNavLayout.itemSize, quickNavLayout.paddingY])
+  }, [getScrollViewport, groupedStudents, quickNavLayout.itemSize, quickNavLayout.paddingY])
 
   const shouldShowQuickNav =
     groupedStudents.length > 1 &&
diff --git a/src/i18n/locales/en-US.json b/src/i18n/locales/en-US.json
index 3a361a2..76d4894 100644
--- a/src/i18n/locales/en-US.json
+++ b/src/i18n/locales/en-US.json
@@ -831,6 +831,7 @@
     "actionAddTag": "Add Tag",
     "actionSettleScore": "Settle Score",
     "actionSettleScoreHint": "No parameters required",
+    "rewardRequired": "Please select a reward",
     "startAt": "Start Time",
     "startAtPlaceholder": "Select start time (empty means start now)",
     "startAtHint": "Empty means start immediately; when set, interval will use this as base time",
diff --git a/src/i18n/locales/zh-CN.json b/src/i18n/locales/zh-CN.json
index 52dc263..5205f97 100644
--- a/src/i18n/locales/zh-CN.json
+++ b/src/i18n/locales/zh-CN.json
@@ -642,7 +642,8 @@
     "recordStudent": "学生",
     "recordReward": "奖励",
     "recordCost": "消耗积分",
-    "recordTime": "兑换时间"
+    "recordTime": "兑换时间",
+    "rewards": "选择奖励"
   },
   "rewardSettings": {
     "title": "奖励设置",
@@ -829,6 +830,7 @@
     "actionAddTag": "添加标签",
     "actionSettleScore": "结算分数",
     "actionSettleScoreHint": "无需参数",
+    "rewardRequired": "请选择奖励",
     "startAt": "开始时间",
     "startAtPlaceholder": "请选择开始时间（留空立即开始）",
     "startAtHint": "留空表示立即开始；设置后将以该时间为基准按间隔触发",
diff --git a/src/preload/types.ts b/src/preload/types.ts
index f8ca7fa..14f60b7 100644
--- a/src/preload/types.ts
+++ b/src/preload/types.ts
@@ -48,6 +48,7 @@ export interface autoScoreExecutionBatch {
   affectedStudentNames: string[]
   createdEventIds: number[]
   addedStudentTagIds: number[]
+  rewardRedemptionIds?: number[]
   scoreDeltaTotal: number
   settled: boolean
   rolledBack: boolean