diff --git a/src/lib/stores/ae_events_stores__badges_defaults.ts b/src/lib/stores/ae_events_stores__badges_defaults.ts
index 4609bfd1..e12a0ecb 100644
--- a/src/lib/stores/ae_events_stores__badges_defaults.ts
+++ b/src/lib/stores/ae_events_stores__badges_defaults.ts
@@ -6,8 +6,44 @@
  *   badges_sess_defaults → events_sess.badges (in-memory, resets on page load)
  */
 
+export interface BadgesLocState {
+    auto_view: boolean;
+    show_hidden: boolean;
+    show_not_enabled: boolean;
+    show_printed: boolean;
+    allow_reprint: boolean;
+    show_element__cfg: boolean;
+    show_element__cfg_detail: boolean;
+    fulltext_search_qry_str: string | null;
+    search_badge_type_code: string | null;
+    search_version: number;
+    qry__remote_first: boolean;
+    qry_printed_status: string; // 'all' | 'printed' | 'not_printed'
+    qry_affiliations: string | null;
+    qry_sort_order: string;
+    status_qry__search: string | null;
+    use_id_li: boolean;
+    search_status: string | null;
+    search_complete: boolean;
+    classes__form: string;
+}
+
+export interface BadgesSessState {
+    fulltext_search_qry_str: string | null;
+    search_badge_type_code: string | null;
+    status_qry__search: string | null;
+    use_id_li: boolean;
+    search_status: string | null;
+    search_complete: boolean;
+    show_form__search: boolean;
+    show_form__search_results: boolean;
+    show_form__scan: boolean;
+    qr_scan_start: boolean;
+    qr_scan_result: string | null;
+}
+
 // Persisted badge UI state — survives browser sessions.
-export const badges_loc_defaults = {
+export const badges_loc_defaults: BadgesLocState = {
     auto_view: true,
 
     show_hidden: false, // Hidden (archived) badges are excluded from the main list.
@@ -40,7 +76,7 @@ export const badges_loc_defaults = {
 };
 
 // In-memory badge state — resets on page load.
-export const badges_sess_defaults = {
+export const badges_sess_defaults: BadgesSessState = {
     fulltext_search_qry_str: null,
     search_badge_type_code: null,
     status_qry__search: null,
diff --git a/src/lib/stores/ae_events_stores__launcher_defaults.ts b/src/lib/stores/ae_events_stores__launcher_defaults.ts
index 7b63ef99..49f8c419 100644
--- a/src/lib/stores/ae_events_stores__launcher_defaults.ts
+++ b/src/lib/stores/ae_events_stores__launcher_defaults.ts
@@ -7,8 +7,112 @@
  *   launcher_sess_defaults → events_sess.launcher (in-memory, resets on page load)
  */
 
+/** 3-way section collapse state used throughout the Launcher UI. */
+export type SectionState = 'collapsed' | 'auto' | 'pinned';
+
+export interface LauncherLocState {
+    app_mode: 'default' | 'onsite' | 'native';
+    ws_connect: boolean;
+    qry_limit__files: number;
+    qry_limit__presentations: number;
+    qry_limit__presenters: number;
+    qry_limit__sessions: number;
+    hide__launcher_header: boolean;
+    hide__launcher_menu: boolean;
+    hide__launcher_footer: boolean;
+    hide__modal_header_title: boolean;
+    hide_drawer__debug: boolean;
+    hide__ws_element: boolean;
+    hide__ws_form: boolean;
+    hide__ws_messages: boolean;
+    hide__ws_commands: boolean;
+    hide_content__draft_files: boolean;
+    show_content__disabled_files: boolean;
+    show_content__hidden_files: boolean;
+    show_content__hidden_presentations: boolean;
+    show_content__hidden_presenters: boolean;
+    show_content__hidden_sessions: boolean;
+    show_content__draft_files: boolean;
+    show_content__session_code: boolean;
+    show_content__presentation_code: boolean;
+    show_content__presenter_code: boolean;
+    show_section__controller: boolean;
+    section_state__health: SectionState;
+    section_state__native_os: SectionState;
+    section_state__sync_timers: SectionState;
+    section_state__updates: SectionState;
+    section_state__controller: SectionState;
+    section_state__screen_saver: SectionState;
+    section_state__app_modes: SectionState;
+    section_state__local_actions: SectionState;
+    datetime_format: string;
+    time_format: string;
+    time_hours: 12 | 24;
+    sync_intervals: {
+        event: number;
+        device: number;
+        location: number;
+        session: number;
+        presentation: number;
+        presenter: number;
+        file_sync: number;
+    };
+    slct: {
+        event_id: string | null;
+        event_location_id: string | null;
+        event_session_id: string | null;
+        event_presentation_id: string | null;
+        event_presenter_id: string | null;
+        event_file_id: string | null;
+    };
+    native: {
+        host_file_config_path: string;
+    };
+    idle_timer: number;
+    idle_cycle: number;
+    idle_loop_period: number;
+    screen_saver_img_kv: Record<string, any>;
+    modal__title: string;
+    modal__open: string | null;
+    modal__open_filename: string | null;
+    modal_img_src: string | null;
+    controller: string;
+    controller_group_code: string;
+    controller_client_id: string | null;
+}
+
+export interface LauncherSessState {
+    ws_connect_status: string | null;
+    av_recording_status: string | null;
+    controller_cmd: string | null;
+    controller_trigger_send: any;
+    event_file_open: Record<string, any>;
+    native: Record<string, any>;
+    sync_stats: {
+        total: number;
+        cached: number;
+        missing: number;
+        currently_syncing: string | null;
+    };
+    heartbeat_info: {
+        last_timestamp: string | null;
+        status: string;
+    };
+    modal__title: string;
+    modal__open_event_file_id: boolean | string;
+    modal__event_file_obj: Record<string, any> | null;
+    loading__session_li_status: string | null;
+    loading__session_id_status: string | null;
+    trigger_reload__event_session_obj_id: string | null;
+    trigger_reload__event_session_obj_li: string | null;
+    trigger_reload__event_location_obj_id: string | null;
+    trigger_reload__event_location_obj_li: string | null;
+    trigger__ws_connect: any;
+    trigger__ws_disconnect: any;
+}
+
 // Persisted launcher config — survives browser sessions.
-export const launcher_loc_defaults = {
+export const launcher_loc_defaults: LauncherLocState = {
     // App mode: 'default' = browser, 'onsite' = browser onsite, 'native' = Electron app onsite.
     app_mode: 'default',
     ws_connect: false,
@@ -102,7 +206,7 @@ export const launcher_loc_defaults = {
 };
 
 // In-memory launcher state — resets on page load (mostly real-time status/triggers).
-export const launcher_sess_defaults = {
+export const launcher_sess_defaults: LauncherSessState = {
     ws_connect_status: null,
     av_recording_status: null,
     controller_cmd: null,
diff --git a/src/lib/stores/ae_events_stores__leads_defaults.ts b/src/lib/stores/ae_events_stores__leads_defaults.ts
index 64ab1f7c..d313f26b 100644
--- a/src/lib/stores/ae_events_stores__leads_defaults.ts
+++ b/src/lib/stores/ae_events_stores__leads_defaults.ts
@@ -6,8 +6,66 @@
  *   leads_sess_defaults → events_sess.leads (in-memory, resets on page load)
  */
 
+export interface LeadsLocState {
+    show_option__paid_tab: boolean;
+    show_content__scan_alert: boolean;
+    show_content__scan_requirements: boolean;
+    show_content__custom_question_descriptions: boolean;
+    show_content__email_link_warning: boolean;
+    default_to_scan: boolean;
+    default__external_registration_id: string;
+    auto_view: boolean;
+    auto_hide_on_sign_in: boolean;
+    show_hidden: boolean;
+    show_not_enabled: boolean;
+    refresh_interval__tracking_li: number;
+    search_version: number;
+    qry__remote_first: boolean;
+    qry__search_text: string;
+    qry__sort_order: string;
+    tracking__search_version: number;
+    tracking__qry__remote_first: boolean;
+    tracking__qry__search_text: string;
+    tracking__qry__sort_order: string;
+    tracking__qry__licensee_email: string;
+    entered_passcode: string | null;
+    // Value shape: { key: string; updated_on: string } — entries expire after a configurable max age.
+    auth_exhibit_kv: Record<string, { key: string; updated_on: string }>;
+    edit_license_li: boolean;
+    // Key = exhibit ID (random), value = last-used tab name.
+    tab: Record<string, string>;
+}
+
+export interface TmpLicense {
+    index: number | null;
+    email: string;
+    full_name: string;
+    passcode: string;
+    session_count: number;
+    updated_on: string;
+}
+
+export interface LeadsSessState {
+    show_form__license: boolean;
+    show_form__search: boolean;
+    show_form__scan: boolean;
+    // false when no lead is active; string (event_exhibit_tracking_id) when one is open.
+    show_form__view_lead: boolean | string;
+    show_confirm__add_lead: string[];
+    submit_status__license: string | null; // 'saving' | 'created' | 'updated'
+    submit_status__search: string | null;  // 'searching' | 'complete'
+    last_refresh_time: string | null;
+    next_refresh_countdown: number;
+    entered_passcode: string | null;
+    tmp_license: TmpLicense;
+    entered_search_str: string | null;
+    lead_data_changed: any;
+    qr_scan_start: boolean;
+    qr_scan_result: string | null;
+}
+
 // Persisted leads config — survives browser sessions.
-export const leads_loc_defaults = {
+export const leads_loc_defaults: LeadsLocState = {
     show_option__paid_tab: true,
     show_content__scan_alert: true,          // Workaround for QR scanner edge-case bug.
     show_content__scan_requirements: true,
@@ -56,7 +114,7 @@ export const leads_loc_defaults = {
 };
 
 // In-memory leads state — resets on page load.
-export const leads_sess_defaults = {
+export const leads_sess_defaults: LeadsSessState = {
     show_form__license: false,
     show_form__search: false,
     show_form__scan: false,
diff --git a/src/lib/stores/ae_events_stores__pres_mgmt_defaults.ts b/src/lib/stores/ae_events_stores__pres_mgmt_defaults.ts
index b9bcde5b..bc5573b8 100644
--- a/src/lib/stores/ae_events_stores__pres_mgmt_defaults.ts
+++ b/src/lib/stores/ae_events_stores__pres_mgmt_defaults.ts
@@ -6,8 +6,115 @@
  *   pres_mgmt_sess_defaults → events_sess.pres_mgmt (in-memory, resets on page load)
  */
 
+export interface PresMgmtLocState {
+    sync_local_config: boolean;
+    lock_config: boolean;
+    datetime_format: string;
+    time_format: string;
+    time_hours: 12 | 24;
+    qry_enabled: string;  // 'all' | 'disabled' | 'enabled'
+    qry_hidden: string;   // 'all' | 'hidden' | 'not_hidden'
+    qry_limit__files: number;
+    qry_limit__presentations: number;
+    qry_limit__presenters: number;
+    qry_limit__sessions: number;
+    qry_max: number;
+    qry__files_offset_seconds: number | null;
+    qry__files_sort: string;
+    search_version: number;
+    qry__remote_first: boolean;
+    qry_and__file_count: boolean;
+    save_search_text: boolean;
+    saved_search__session: string | null;
+    require__presenter_agree: boolean;
+    require__session_agree: boolean;
+    show_content__event_view: string | null;
+    show_content__location_qr: boolean;
+    show_content__presentation_description: boolean;
+    show_content__presenter_page_help: boolean;
+    show_content__presenter_view: string | null;
+    show_content__presenter_qr: boolean;
+    show_content__session_description: boolean;
+    show_content__session_files: boolean;
+    show_content__session_help: boolean;
+    show_content__session_presentations: boolean;
+    show_content__session_search_view: string | null;
+    show_content__session_search_help: boolean;
+    show_content__session_search_room_name: boolean;
+    show_content__session_view: string | null;
+    show_content__session_qr: boolean;
+    hide__session_msg: boolean;
+    hide__session_poc: boolean;
+    hide__session_poc_biography: boolean;
+    hide__presenter_biography: boolean;
+    hide__session_li_location_field: boolean;
+    hide__session_li_poc_field: boolean;
+    hide__launcher_link_legacy: boolean;
+    hide__launcher_link: boolean;
+    hide__location_link: boolean;
+    show_content__disabled_files: boolean;
+    show_content__hidden_files: boolean;
+    show_content__hidden_presentations: boolean;
+    show_content__hidden_presenters: boolean;
+    show_content__hidden_sessions: boolean;
+    show__direct_download: boolean;
+    // null = use server-side default.
+    show_menu__presenter: boolean | null;
+    show_menu__session: boolean | null;
+    show_menu__session_search: boolean | null;
+    show_menu__event_reports: boolean | null;
+    show_report: string | null;
+    disable_submit__opt_out: boolean;
+    submit_status__opt_out: string | null;
+    device_kv: Record<string, any>;
+    location_kv: Record<string, any>;
+}
+
+export interface PresMgmtSessState {
+    presenter__updated_on: string | null;
+    session_updated_on: string | null;
+    location_name_qry_str: string | null;
+    fulltext_search_qry_str: string | null;
+    status_qry__search: string | null;
+    disable_submit__event_file_obj: boolean;
+    show_form__search: boolean;
+    show_form__search_results: boolean;
+    show_content__agree_text: boolean;
+    show_content__presenter_start: boolean;
+    show_content__presentation_description: boolean;
+    show_report: string | null;
+    show_field_edit__filename: boolean;
+    new_upload_list: any[] | null;
+    files_uploading_count: number | null;
+    qry_limit__files: number;
+    qry_limit__presentations: number;
+    qry_limit__presenters: number;
+    qry_limit__sessions: number;
+    show_fields__presentation: boolean;
+    show_fields__session: boolean;
+    show_modal__presenter_agree: boolean;
+    show__session_poc_profile: boolean;
+    show_modal__session_poc_agree: boolean;
+    show__edit_location: Record<string, boolean>;
+    show__edit_poc_person: Record<string, boolean>;
+    show__view_alert: Record<string, boolean>;
+    show__edit_alert_msg: Record<string, boolean>;
+    tmp__alert_msg: Record<string, string>;
+    session_qr_url: Record<string, string>;
+    status_rpt: {
+        recent_files: string | null;
+        presenters_agree: string | null;
+        presenters_biography: string | null;
+    };
+    rpt__session_no_files: boolean;
+    rpt__session_poc_agree: boolean;
+    rpt__session_no_bio: boolean;
+    rpt__presenter_agree: boolean;
+    tmp_val__filename_no_ext: string | null;
+}
+
 // Persisted pres_mgmt config — survives browser sessions.
-export const pres_mgmt_loc_defaults = {
+export const pres_mgmt_loc_defaults: PresMgmtLocState = {
     sync_local_config: false,
     lock_config: true,
 
@@ -89,7 +196,7 @@ export const pres_mgmt_loc_defaults = {
 };
 
 // In-memory pres_mgmt state — resets on page load.
-export const pres_mgmt_sess_defaults = {
+export const pres_mgmt_sess_defaults: PresMgmtSessState = {
     presenter__updated_on: null,
     session_updated_on: null,
 
diff --git a/src/lib/stores/ae_stores__auth_loc_defaults.ts b/src/lib/stores/ae_stores__auth_loc_defaults.ts
index 967b08fc..e47805a3 100644
--- a/src/lib/stores/ae_stores__auth_loc_defaults.ts
+++ b/src/lib/stores/ae_stores__auth_loc_defaults.ts
@@ -12,7 +12,78 @@
  *
  * See documentation/AE__Permissions_and_Security.md for the full hierarchy.
  */
-export const auth_loc_defaults = {
+
+export interface SiteCfgJson {
+    slct__event_id: string | null;
+    slct__event_badge_template_id: string | null;
+    slct__sponsorship_cfg_id: string | null;
+    header_image_path: string | null;
+    [key: string]: any; // Server may add further site-specific fields.
+}
+
+export interface AePerson {
+    id: string | null;
+    given_name: string | null;
+    full_name: string | null;
+    full_name_override: string | null; // Previously called display_name.
+    primary_email: string | null;
+    user_id: string | null;
+    qry_limit__people: number;
+    show_content__person_page_help: boolean;
+    [key: string]: any; // API may populate additional person fields.
+}
+
+export interface AeUser {
+    id: string | null;
+    username: string | null;
+    name: string | null;
+    email: string | null;
+    allow_auth_key: string | null; // Magic-link token — allows sign-in without password.
+    super: boolean;
+    manager: boolean;         // Can manage accounts and users globally.
+    administrator: boolean;   // Account-level administrator.
+    verified: boolean;
+    public: boolean;
+    person_id: string | null;
+    access_type: string | null;
+    qry_limit__users: number;
+    [key: string]: any; // API may populate additional user fields.
+}
+
+export type AccessType = 'anonymous' | 'public' | 'authenticated' | 'trusted' | 'administrator';
+
+export interface AuthLocState {
+    account_id: string | null;
+    account_code: string;
+    account_name: string;
+    // true when no site passcode is required; string = the access key that was used.
+    allow_access: boolean | string;
+    site_domain: string | null;
+    site_access_key: string | null;
+    site_domain_access_key: string | null;
+    site_cfg_json: SiteCfgJson;
+    site_access_code_kv: {
+        administrator: string | null;
+        trusted: string | null;
+        public: string | null;
+        authenticated: string | null;
+    };
+    access_type: AccessType;
+    administrator_access: boolean;
+    trusted_access: boolean;
+    public_access: boolean;
+    authenticated_access: boolean;
+    anonymous_access: boolean;
+    user_email: string | null;
+    user_access_type: string | null;
+    jwt: string | null;
+    person_id: string | null;
+    person: AePerson;
+    user_id: string | null;
+    user: AeUser;
+}
+
+export const auth_loc_defaults: AuthLocState = {
     // account_id is always null at module init — the env var is intentionally not
     // read here; the value is set from the site API after the first trusted login.
     account_id: null,