change(settings): default Windows window opacity to 90%

Raise the Windows window-opacity default (0.75 -> 0.90) so less of the
(often dark) desktop bleeds through the wallpaper behind the panels.
Mac/Linux stay fully opaque. Only affects fresh installs / unset values.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

res/lang/de.json

@@ -534,6 +534,7 @@
     "market_btc_price": "BTC PREIS",
     "market_cap": "Marktkapitalisierung",
     "market_cap_short": "Kap.",
+    "market_chart_loading": "Preisverlauf wird geladen",
     "market_iv_1d": "1T",
     "market_iv_1h": "1S",
     "market_iv_1m": "1M",
@@ -547,6 +548,8 @@
     "market_price_loading": "Preisdaten werden geladen...",
     "market_price_unavailable": "Preisdaten nicht verfügbar",
     "market_refresh_price": "Preisdaten aktualisieren",
+    "market_style_candle": "Zu Kerzenchart wechseln",
+    "market_style_line": "Zum Liniendiagramm wechseln",
     "market_trade_on": "Handeln auf %s",
     "market_updated": "\\xc2\\xb7 Aktualisiert %s",
     "market_vol_short": "Vol.",
@@ -1343,6 +1346,7 @@
     "wallets_created": "erstellt",
     "wallets_creating": "Wallet wird erstellt — der Node wird neu gestartet…",
     "wallets_current": "aktuell",
+    "wallets_empty_hint": "Ordner durchsuchen, um weitere Wallets zu finden",
     "wallets_exists": "Eine Wallet mit diesem Namen existiert bereits.",
     "wallets_external_tt": "Außerhalb deines Datenverzeichnisses — Öffnen verlinkt sie an ihrem Ort (keine Kopie).",
     "wallets_folder_hint": "/pfad/zum/ordner mit .dat-Wallet-Dateien",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "Diese Wallet konnte nicht an ihrem Ort geöffnet werden. Sie liegt vermutlich auf einem anderen Laufwerk als dein Datenverzeichnis — verschiebe sie auf dasselbe Laufwerk (unter Windows erlaubt auch der aktivierte Entwicklermodus laufwerkübergreifende Verknüpfungen).",
     "wallets_open_folder": "Ordnerpfad öffnen",
     "wallets_open_inplace_tt": "Öffnet diese Wallet an ihrem Ort — im Datenverzeichnis verlinkt (keine Kopie)",
+    "wallets_remove_folder": "Diesen Ordner nicht mehr durchsuchen",
     "wallets_reveal": "Ordner anzeigen",
+    "wallets_scanned_folders": "Durchsuchte Ordner:",
     "wallets_sort_addresses": "Adressen",
     "wallets_sort_asc": "Aufsteigend (ältestes / wenigste / kleinstes zuerst)",
     "wallets_sort_by": "Sortieren:",

res/lang/es.json

@@ -534,6 +534,7 @@
     "market_btc_price": "PRECIO BTC",
     "market_cap": "Cap. de Mercado",
     "market_cap_short": "Cap.",
+    "market_chart_loading": "Cargando historial de precios",
     "market_iv_1d": "1D",
     "market_iv_1h": "1H",
     "market_iv_1m": "1M",
@@ -547,6 +548,8 @@
     "market_price_loading": "Cargando datos de precio...",
     "market_price_unavailable": "Datos de precio no disponibles",
     "market_refresh_price": "Actualizar datos de precio",
+    "market_style_candle": "Cambiar a velas",
+    "market_style_line": "Cambiar a gráfico de líneas",
     "market_trade_on": "Operar en %s",
     "market_updated": "\\xc2\\xb7 Actualizado %s",
     "market_vol_short": "Vol",
@@ -1343,6 +1346,7 @@
     "wallets_created": "creada",
     "wallets_creating": "Creando cartera — el nodo se reiniciará…",
     "wallets_current": "actual",
+    "wallets_empty_hint": "Escanea una carpeta para encontrar más carteras",
     "wallets_exists": "Ya existe una cartera con ese nombre.",
     "wallets_external_tt": "Fuera de tu directorio de datos — Abrir lo enlaza en su lugar (sin copiar).",
     "wallets_folder_hint": "/ruta/a/carpeta con archivos .dat de cartera",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "No se pudo abrir esta cartera en su ubicación. Probablemente está en una unidad distinta a tu directorio de datos: muévela a la misma unidad (en Windows, activar el Modo de desarrollador también permite enlazar entre unidades).",
     "wallets_open_folder": "Abrir ubicación de la carpeta",
     "wallets_open_inplace_tt": "Abre esta cartera donde está, enlazándola al directorio de datos (sin copiar)",
+    "wallets_remove_folder": "Dejar de escanear esta carpeta",
     "wallets_reveal": "Mostrar carpeta",
+    "wallets_scanned_folders": "Carpetas escaneadas:",
     "wallets_sort_addresses": "Direcciones",
     "wallets_sort_asc": "Ascendente (más antiguo / menos / más pequeño primero)",
     "wallets_sort_by": "Ordenar:",

res/lang/fr.json

@@ -534,6 +534,7 @@
     "market_btc_price": "PRIX BTC",
     "market_cap": "Capitalisation",
     "market_cap_short": "Cap.",
+    "market_chart_loading": "Chargement de l'historique des prix",
     "market_iv_1d": "1J",
     "market_iv_1h": "1H",
     "market_iv_1m": "1M",
@@ -547,6 +548,8 @@
     "market_price_loading": "Chargement des données de prix...",
     "market_price_unavailable": "Données de prix indisponibles",
     "market_refresh_price": "Actualiser les données de prix",
+    "market_style_candle": "Passer aux chandeliers",
+    "market_style_line": "Passer au graphique en ligne",
     "market_trade_on": "Échanger sur %s",
     "market_updated": "\\xc2\\xb7 Mis à jour %s",
     "market_vol_short": "Vol",
@@ -1343,6 +1346,7 @@
     "wallets_created": "créé",
     "wallets_creating": "Création du portefeuille — le nœud va redémarrer…",
     "wallets_current": "actuel",
+    "wallets_empty_hint": "Analysez un dossier pour trouver d'autres portefeuilles",
     "wallets_exists": "Un portefeuille portant ce nom existe déjà.",
     "wallets_external_tt": "Hors de votre répertoire de données — Ouvrir le lie sur place (sans copie).",
     "wallets_folder_hint": "/chemin/vers/le/dossier contenant les fichiers .dat",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "Impossible d'ouvrir ce portefeuille à son emplacement. Il se trouve probablement sur un lecteur différent de votre répertoire de données — déplacez-le sur le même lecteur (sous Windows, activer le mode développeur permet aussi de créer des liens entre lecteurs).",
     "wallets_open_folder": "Ouvrir l'emplacement du dossier",
     "wallets_open_inplace_tt": "Ouvre ce portefeuille à son emplacement — lié au répertoire de données (sans copie)",
+    "wallets_remove_folder": "Ne plus analyser ce dossier",
     "wallets_reveal": "Afficher le dossier",
+    "wallets_scanned_folders": "Dossiers analysés :",
     "wallets_sort_addresses": "Adresses",
     "wallets_sort_asc": "Croissant (plus ancien / moins / plus petit d'abord)",
     "wallets_sort_by": "Trier :",

res/lang/ja.json

@@ -534,6 +534,7 @@
     "market_btc_price": "BTC価格",
     "market_cap": "時価総額",
     "market_cap_short": "時価総額",
+    "market_chart_loading": "価格履歴を読み込み中",
     "market_iv_1d": "1日",
     "market_iv_1h": "1時間",
     "market_iv_1m": "1ヶ月",
@@ -547,6 +548,8 @@
     "market_price_loading": "価格データを読み込み中...",
     "market_price_unavailable": "価格データが利用できません",
     "market_refresh_price": "価格データを更新",
+    "market_style_candle": "ローソク足に切り替え",
+    "market_style_line": "折れ線チャートに切り替え",
     "market_trade_on": "%s で取引",
     "market_updated": "\\xc2\\xb7 更新: %s",
     "market_vol_short": "出来高",
@@ -1343,6 +1346,7 @@
     "wallets_created": "作成",
     "wallets_creating": "ウォレットを作成中 — ノードが再起動します…",
     "wallets_current": "現在",
+    "wallets_empty_hint": "フォルダーをスキャンして他のウォレットを探す",
     "wallets_exists": "その名前のウォレットは既に存在します。",
     "wallets_external_tt": "データディレクトリの外 —「開く」はその場でリンクします（コピーなし）。",
     "wallets_folder_hint": "wallet .dat ファイルのあるフォルダのパス",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "このウォレットをその場で開けませんでした。データディレクトリとは別のドライブにある可能性があります — 同じドライブに移動してください（Windows では開発者モードを有効にするとドライブ間のリンクも可能になります）。",
     "wallets_open_folder": "フォルダーの場所を開く",
     "wallets_open_inplace_tt": "このウォレットをその場で開きます — データディレクトリにリンク（コピーなし）",
+    "wallets_remove_folder": "このフォルダーのスキャンを停止",
     "wallets_reveal": "フォルダを開く",
+    "wallets_scanned_folders": "スキャン対象フォルダー：",
     "wallets_sort_addresses": "アドレス",
     "wallets_sort_asc": "昇順（古い/少ない/小さい順）",
     "wallets_sort_by": "並べ替え：",

res/lang/ko.json

@@ -534,6 +534,7 @@
     "market_btc_price": "BTC 가격",
     "market_cap": "시가총액",
     "market_cap_short": "시총",
+    "market_chart_loading": "가격 기록 불러오는 중",
     "market_iv_1d": "1일",
     "market_iv_1h": "1시간",
     "market_iv_1m": "1개월",
@@ -547,6 +548,8 @@
     "market_price_loading": "가격 데이터를 불러오는 중...",
     "market_price_unavailable": "가격 데이터를 사용할 수 없습니다",
     "market_refresh_price": "가격 데이터 새로고침",
+    "market_style_candle": "캔들차트로 전환",
+    "market_style_line": "선형 차트로 전환",
     "market_trade_on": "%s에서 거래",
     "market_updated": "\\xc2\\xb7 업데이트됨 %s",
     "market_vol_short": "거래량",
@@ -1343,6 +1346,7 @@
     "wallets_created": "생성",
     "wallets_creating": "지갑을 만드는 중 — 노드가 재시작됩니다…",
     "wallets_current": "현재",
+    "wallets_empty_hint": "폴더를 스캔하여 다른 지갑 찾기",
     "wallets_exists": "같은 이름의 지갑이 이미 존재합니다.",
     "wallets_external_tt": "데이터 디렉터리 밖 — '열기'는 제자리에 링크합니다 (복사 없음).",
     "wallets_folder_hint": "wallet-*.dat 파일이 있는 폴더 경로",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "이 지갑을 제자리에서 열 수 없습니다. 데이터 디렉터리와 다른 드라이브에 있을 가능성이 높습니다 — 같은 드라이브로 옮기세요 (Windows에서는 개발자 모드를 켜면 드라이브 간 링크도 가능합니다).",
     "wallets_open_folder": "폴더 위치 열기",
     "wallets_open_inplace_tt": "이 지갑을 있는 자리에서 엽니다 — 데이터 디렉터리에 링크 (복사 없음)",
+    "wallets_remove_folder": "이 폴더 스캔 중지",
     "wallets_reveal": "폴더 열기",
+    "wallets_scanned_folders": "스캔한 폴더:",
     "wallets_sort_addresses": "주소",
     "wallets_sort_asc": "오름차순 (오래된/적은/작은 순)",
     "wallets_sort_by": "정렬:",

res/lang/pt.json

@@ -534,6 +534,7 @@
     "market_btc_price": "PREÇO BTC",
     "market_cap": "Capitalização",
     "market_cap_short": "Cap.",
+    "market_chart_loading": "Carregando histórico de preços",
     "market_iv_1d": "1D",
     "market_iv_1h": "1H",
     "market_iv_1m": "1M",
@@ -547,6 +548,8 @@
     "market_price_loading": "Carregando dados de preço...",
     "market_price_unavailable": "Dados de preço indisponíveis",
     "market_refresh_price": "Atualizar dados de preço",
+    "market_style_candle": "Mudar para velas",
+    "market_style_line": "Mudar para gráfico de linhas",
     "market_trade_on": "Negociar no %s",
     "market_updated": "\\xc2\\xb7 Atualizado %s",
     "market_vol_short": "Vol",
@@ -1343,6 +1346,7 @@
     "wallets_created": "criada",
     "wallets_creating": "Criando carteira — o nó será reiniciado…",
     "wallets_current": "atual",
+    "wallets_empty_hint": "Verifique uma pasta para encontrar mais carteiras",
     "wallets_exists": "Já existe uma carteira com esse nome.",
     "wallets_external_tt": "Fora do seu diretório de dados — Abrir o vincula no lugar (sem cópia).",
     "wallets_folder_hint": "/caminho/para/pasta com arquivos .dat de carteira",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "Não foi possível abrir esta carteira no lugar. Provavelmente está em uma unidade diferente do seu diretório de dados — mova-a para a mesma unidade (no Windows, ativar o Modo de Desenvolvedor também permite vincular entre unidades).",
     "wallets_open_folder": "Abrir local da pasta",
     "wallets_open_inplace_tt": "Abre esta carteira onde está — vinculada ao diretório de dados (sem cópia)",
+    "wallets_remove_folder": "Parar de verificar esta pasta",
     "wallets_reveal": "Mostrar pasta",
+    "wallets_scanned_folders": "Pastas verificadas:",
     "wallets_sort_addresses": "Endereços",
     "wallets_sort_asc": "Crescente (mais antigo / menos / menor primeiro)",
     "wallets_sort_by": "Ordenar:",

res/lang/ru.json

@@ -534,6 +534,7 @@
     "market_btc_price": "ЦЕНА BTC",
     "market_cap": "Рыночная капитализация",
     "market_cap_short": "Кап.",
+    "market_chart_loading": "Загрузка истории цен",
     "market_iv_1d": "1Д",
     "market_iv_1h": "1Ч",
     "market_iv_1m": "1М",
@@ -547,6 +548,8 @@
     "market_price_loading": "Загрузка данных о ценах...",
     "market_price_unavailable": "Данные о ценах недоступны",
     "market_refresh_price": "Обновить данные о ценах",
+    "market_style_candle": "Переключить на свечи",
+    "market_style_line": "Переключить на линейный график",
     "market_trade_on": "Торговать на %s",
     "market_updated": "\\xc2\\xb7 Обновлено %s",
     "market_vol_short": "Объём",
@@ -1343,6 +1346,7 @@
     "wallets_created": "создан",
     "wallets_creating": "Создание кошелька — узел будет перезапущен…",
     "wallets_current": "текущий",
+    "wallets_empty_hint": "Просканируйте папку, чтобы найти другие кошельки",
     "wallets_exists": "Кошелёк с таким именем уже существует.",
     "wallets_external_tt": "Вне каталога данных — «Открыть» создаёт ссылку на месте (без копирования).",
     "wallets_folder_hint": "/путь/к/папке с файлами кошельков .dat",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "Не удалось открыть этот кошелёк на месте. Вероятно, он на другом диске, чем каталог данных — переместите его на тот же диск (в Windows включённый режим разработчика также позволяет создавать ссылки между дисками).",
     "wallets_open_folder": "Открыть расположение папки",
     "wallets_open_inplace_tt": "Открывает этот кошелёк на месте — по ссылке в каталоге данных (без копирования)",
+    "wallets_remove_folder": "Больше не сканировать эту папку",
     "wallets_reveal": "Открыть папку",
+    "wallets_scanned_folders": "Просканированные папки:",
     "wallets_sort_addresses": "Адреса",
     "wallets_sort_asc": "По возрастанию (сначала старые / меньше / меньший)",
     "wallets_sort_by": "Сортировка:",

res/lang/zh.json

@@ -534,6 +534,7 @@
     "market_btc_price": "BTC 价格",
     "market_cap": "市值",
     "market_cap_short": "市值",
+    "market_chart_loading": "正在加载价格历史",
     "market_iv_1d": "1天",
     "market_iv_1h": "1时",
     "market_iv_1m": "1M",
@@ -547,6 +548,8 @@
     "market_price_loading": "正在加载价格数据...",
     "market_price_unavailable": "价格数据不可用",
     "market_refresh_price": "刷新价格数据",
+    "market_style_candle": "切换到蜡烛图",
+    "market_style_line": "切换到折线图",
     "market_trade_on": "在 %s 交易",
     "market_updated": "\\xc2\\xb7 已更新 %s",
     "market_vol_short": "成交量",
@@ -1343,6 +1346,7 @@
     "wallets_created": "创建于",
     "wallets_creating": "正在创建钱包——节点将重启…",
     "wallets_current": "当前",
+    "wallets_empty_hint": "扫描文件夹以查找更多钱包",
     "wallets_exists": "已存在同名钱包。",
     "wallets_external_tt": "在数据目录之外 —「打开」会就地链接（不复制）。",
     "wallets_folder_hint": "/含 .dat 钱包文件的文件夹路径",
@@ -1356,7 +1360,9 @@
     "wallets_open_failed": "无法在原位置打开此钱包。它可能与数据目录位于不同的驱动器上 — 请将其移动到同一驱动器（在 Windows 上，启用开发者模式也可跨驱动器链接）。",
     "wallets_open_folder": "打开文件夹位置",
     "wallets_open_inplace_tt": "在原位置打开此钱包 — 链接到数据目录（不复制）",
+    "wallets_remove_folder": "停止扫描此文件夹",
     "wallets_reveal": "打开文件夹",
+    "wallets_scanned_folders": "已扫描的文件夹：",
     "wallets_sort_addresses": "地址",
     "wallets_sort_asc": "升序（最早/最少/最小优先）",
     "wallets_sort_by": "排序：",

scripts/add_missing_translations.py

@@ -2232,6 +2232,46 @@ TRANSLATIONS = {
         "ja": "データディレクトリの外 —「開く」はその場でリンクします（コピーなし）。",
         "ko": "데이터 디렉터리 밖 — '열기'는 제자리에 링크합니다 (복사 없음)."
     },
+    "wallets_scanned_folders": {
+        "es": "Carpetas escaneadas:", "de": "Durchsuchte Ordner:",
+        "fr": "Dossiers analysés :", "pt": "Pastas verificadas:",
+        "ru": "Просканированные папки:", "zh": "已扫描的文件夹：",
+        "ja": "スキャン対象フォルダー：", "ko": "스캔한 폴더:"
+    },
+    "wallets_remove_folder": {
+        "es": "Dejar de escanear esta carpeta", "de": "Diesen Ordner nicht mehr durchsuchen",
+        "fr": "Ne plus analyser ce dossier", "pt": "Parar de verificar esta pasta",
+        "ru": "Больше не сканировать эту папку", "zh": "停止扫描此文件夹",
+        "ja": "このフォルダーのスキャンを停止", "ko": "이 폴더 스캔 중지"
+    },
+    "wallets_empty_hint": {
+        "es": "Escanea una carpeta para encontrar más carteras",
+        "de": "Ordner durchsuchen, um weitere Wallets zu finden",
+        "fr": "Analysez un dossier pour trouver d'autres portefeuilles",
+        "pt": "Verifique uma pasta para encontrar mais carteiras",
+        "ru": "Просканируйте папку, чтобы найти другие кошельки",
+        "zh": "扫描文件夹以查找更多钱包",
+        "ja": "フォルダーをスキャンして他のウォレットを探す",
+        "ko": "폴더를 스캔하여 다른 지갑 찾기"
+    },
+    "market_chart_loading": {
+        "es": "Cargando historial de precios", "de": "Preisverlauf wird geladen",
+        "fr": "Chargement de l'historique des prix", "pt": "Carregando histórico de preços",
+        "ru": "Загрузка истории цен", "zh": "正在加载价格历史",
+        "ja": "価格履歴を読み込み中", "ko": "가격 기록 불러오는 중"
+    },
+    "market_style_line": {
+        "es": "Cambiar a gráfico de líneas", "de": "Zum Liniendiagramm wechseln",
+        "fr": "Passer au graphique en ligne", "pt": "Mudar para gráfico de linhas",
+        "ru": "Переключить на линейный график", "zh": "切换到折线图",
+        "ja": "折れ線チャートに切り替え", "ko": "선형 차트로 전환"
+    },
+    "market_style_candle": {
+        "es": "Cambiar a velas", "de": "Zu Kerzenchart wechseln",
+        "fr": "Passer aux chandeliers", "pt": "Mudar para velas",
+        "ru": "Переключить на свечи", "zh": "切换到蜡烛图",
+        "ja": "ローソク足に切り替え", "ko": "캔들차트로 전환"
+    },
 }
 
 def main():

src/app.h

@@ -335,6 +335,13 @@ public:
     // Fetch historical USD price series (CoinGecko market_chart) that back the portfolio
     // sparkline intervals; self-throttled to ~30 min. Safe to call every frame.
     void refreshMarketChart();
+    // Fetch the SELECTED pair's candles from that exchange's own API (data/exchange_candles.h) so the
+    // Market chart shows the real per-exchange price. Re-fetches on pair change; falls back to the
+    // CoinGecko aggregate for unmapped venues / failed fetches. Safe to call every frame.
+    void refreshExchangeChart();
+    // True while a market price-history fetch is in flight (CoinGecko aggregate OR per-exchange). The
+    // Market chart shows a loading indicator instead of the empty state during pair switches.
+    bool isMarketChartLoading() const { return chart_fetch_in_flight_ || exchange_chart_fetch_in_flight_; }
 
     /// @brief Per-category refresh intervals, adjusted by active tab
     using RefreshIntervals = services::NetworkRefreshService::Intervals;
@@ -675,6 +682,11 @@ private:
     bool balance_snapshot_seen_ = false;      // the current in-flight snapshot was applied
     bool exchanges_fetch_started_ = false;    // once-per-session CoinGecko tickers fetch
     bool chart_fetch_in_flight_ = false;      // a market_chart history fetch is on the worker
+    // Per-exchange candle chart (refreshExchangeChart): which pair the loaded series is for, an
+    // in-flight guard, and a slow refresh timer (candles move slowly, like the aggregate chart).
+    std::string exchange_chart_key_;          // "<identifier>:<BASE>/<QUOTE>" of the loaded series ("" = none)
+    bool exchange_chart_fetch_in_flight_ = false;
+    std::chrono::steady_clock::time_point exchange_chart_last_fetch_{};
     util::AsyncTaskManager async_tasks_;
     bool pending_antivirus_dialog_ = false;  // Show Windows Defender help dialog
 

src/app_network.cpp

@@ -50,6 +50,8 @@
 #include "default_banlist_embedded.h"
 #include "util/amount_format.h"
 #include "util/http_download.h"
+#include "data/exchange_info.h"
+#include "data/exchange_candles.h"
 #include "util/platform.h"
 #include "util/perf_log.h"
 #include "util/i18n.h"
@@ -1768,6 +1770,79 @@ void App::refreshMarketData()
     refreshPrice();
     refreshExchanges();
     refreshMarketChart();
+    refreshExchangeChart();
+}
+
+void App::refreshExchangeChart()
+{
+    if (!settings_ || !settings_->getFetchPrices() || !worker_) return;
+    if (exchange_chart_fetch_in_flight_) return;
+
+    // Resolve the selected pair from the same registry the Market tab renders (live tickers, else the
+    // static fallback), matching exchange name THEN pair to disambiguate the same pair across venues.
+    const auto& reg = state_.market.exchanges.empty()
+                          ? data::getExchangeRegistry() : state_.market.exchanges;
+    const std::string selEx   = settings_->getSelectedExchange();
+    const std::string selPair = settings_->getSelectedPair();
+    const data::ExchangePair* pair = nullptr;
+    for (const auto& ex : reg) {
+        if (!selEx.empty() && ex.name != selEx) continue;
+        for (const auto& p : ex.pairs)
+            if (p.displayName == selPair) { pair = &p; break; }
+        if (pair) break;
+    }
+    if (!pair && !reg.empty() && !reg[0].pairs.empty()) pair = &reg[0].pairs[0];  // default like the UI
+    if (!pair) { state_.market.exchange_chart_active = false; exchange_chart_key_.clear(); return; }
+
+    const std::string key = pair->identifier + ":" + pair->base + "/" + pair->quote;
+
+    // No candle adapter for this venue -> draw the CoinGecko aggregate instead.
+    if (pair->identifier.empty() || !data::hasExchangeCandleAdapter(pair->identifier)) {
+        state_.market.exchange_chart_active = false;
+        exchange_chart_key_.clear();
+        return;
+    }
+    // Already loaded for this pair and still fresh (candles move slowly).
+    if (key == exchange_chart_key_ && state_.market.exchange_chart_active &&
+        std::chrono::steady_clock::now() - exchange_chart_last_fetch_ < std::chrono::minutes(30))
+        return;
+    // Switching pairs: fall back to the aggregate until the new venue's candles arrive.
+    if (key != exchange_chart_key_) state_.market.exchange_chart_active = false;
+
+    exchange_chart_fetch_in_flight_ = true;
+    const std::string identifier = pair->identifier, base = pair->base, quote = pair->quote;
+    const std::time_t now = std::time(nullptr);
+    const std::string urlIntra = data::buildExchangeCandleUrl(identifier, base, quote, data::CandleRange::Intraday, now);
+    const std::string urlDaily = data::buildExchangeCandleUrl(identifier, base, quote, data::CandleRange::Daily, now);
+
+    worker_->post([this, identifier, key, urlIntra, urlDaily]() -> rpc::RPCWorker::MainCb {
+        // httpGetString verifies TLS and returns "" on any failure (parses to an empty series).
+        std::string bIntra = util::httpGetString(urlIntra, "[exch-chart]");
+        std::string bDaily = util::httpGetString(urlDaily, "[exch-chart]");
+        auto ohlcIntra = data::parseExchangeOHLC(identifier, bIntra);
+        auto ohlcDaily = data::parseExchangeOHLC(identifier, bDaily);
+        return [this, key, ohlcIntra = std::move(ohlcIntra), ohlcDaily = std::move(ohlcDaily)]() mutable {
+            exchange_chart_fetch_in_flight_ = false;
+            if (!ohlcDaily.empty() || !ohlcIntra.empty()) {
+                // Derive close series (line + change%) from the OHLC (candles).
+                std::vector<std::pair<std::time_t, double>> closeIntra, closeDaily;
+                closeIntra.reserve(ohlcIntra.size()); closeDaily.reserve(ohlcDaily.size());
+                for (const auto& c : ohlcIntra) closeIntra.emplace_back(c.time, c.close);
+                for (const auto& c : ohlcDaily) closeDaily.emplace_back(c.time, c.close);
+                state_.market.exchange_chart_intraday = std::move(closeIntra);
+                state_.market.exchange_chart_daily    = std::move(closeDaily);
+                state_.market.exchange_ohlc_intraday  = std::move(ohlcIntra);
+                state_.market.exchange_ohlc_daily     = std::move(ohlcDaily);
+                state_.market.exchange_chart_active   = true;
+                exchange_chart_key_        = key;
+                exchange_chart_last_fetch_ = std::chrono::steady_clock::now();
+            } else {
+                // Both ranges empty -> the venue's API failed/changed; keep the aggregate.
+                state_.market.exchange_chart_active = false;
+                exchange_chart_key_.clear();
+            }
+        };
+    });
 }
 
 void App::refreshMarketChart()

src/config/settings.cpp

@@ -285,6 +285,8 @@ bool Settings::load(const std::string& path)
         loadScalar(j, "reduce_motion", reduce_motion_);
         loadScalar(j, "selected_exchange", selected_exchange_);
         loadScalar(j, "selected_pair", selected_pair_);
+        loadScalar(j, "chart_interval", chart_interval_);
+        loadScalar(j, "chart_style", chart_style_);
         loadScalar(j, "pool_url", pool_url_);
         // Migrate old default pool URL that was missing the stratum port
         if (pool_url_ == "pool.dragonx.is") pool_url_ = "pool.dragonx.is:3433";
@@ -486,6 +488,8 @@ bool Settings::save(const std::string& path)
     j["reduce_motion"] = reduce_motion_;
     j["selected_exchange"] = selected_exchange_;
     j["selected_pair"] = selected_pair_;
+    j["chart_interval"] = chart_interval_;
+    j["chart_style"] = chart_style_;
     j["pool_url"]       = pool_url_;
     j["pool_algo"]      = pool_algo_;
     j["pool_worker"]    = pool_worker_;

src/config/settings.h

@@ -370,6 +370,10 @@ public:
     void setSelectedExchange(const std::string& v) { selected_exchange_ = v; }
     std::string getSelectedPair() const { return selected_pair_; }
     void setSelectedPair(const std::string& v) { selected_pair_ = v; }
+    int  getChartInterval() const { return chart_interval_; }   // Market chart range 0=Live..4=1M
+    void setChartInterval(int v) { chart_interval_ = v; }
+    int  getChartStyle() const { return chart_style_; }         // 0 = line, 1 = candlestick
+    void setChartStyle(int v) { chart_style_ = v; }
 
     // Pool mining
     std::string getPoolUrl() const { return pool_url_; }
@@ -470,7 +474,7 @@ private:
     bool gradient_background_ = false;
 #ifdef _WIN32
     float ui_opacity_ = 0.50f;          // Card/sidebar opacity (0.3–1.0, 1.0 = opaque)
-    float window_opacity_ = 0.75f;      // Background alpha (0.3–1.0, <1 = desktop visible)
+    float window_opacity_ = 0.90f;      // Background alpha (0.3–1.0, <1 = desktop visible)
 #else
     float ui_opacity_ = 1.0f;           // Mac/Linux: default fully opaque
     float window_opacity_ = 1.0f;       // Mac/Linux: default fully opaque
@@ -524,6 +528,8 @@ private:
     bool reduce_motion_ = false;
     std::string selected_exchange_ = "Nonkyc.io";
     std::string selected_pair_ = "DRGX/USDT";
+    int chart_interval_ = 4;   // Market chart range (0=Live 1=1H 2=1D 3=1W 4=1M)
+    int chart_style_ = 1;      // Market chart style (0=line, 1=candlestick)
 
     // Pool mining
     std::string pool_url_       = "pool.dragonx.is:3433";

src/data/candle.h

@@ -0,0 +1,44 @@
+#pragma once
+// A single OHLC candle — the shared shape for per-exchange candlestick charts. Kept in its own tiny,
+// dependency-free header so both the parser (data/exchange_candles.h, which pulls in nlohmann/json)
+// and the model (data/wallet_state.h, included widely) can use it without dragging json everywhere.
+#include <ctime>
+#include <vector>
+
+namespace dragonx {
+namespace data {
+
+struct Candle {
+    std::time_t time = 0;   // epoch SECONDS (the candle's open/bucket time)
+    double open  = 0.0;
+    double high  = 0.0;
+    double low   = 0.0;
+    double close = 0.0;
+};
+
+// Aggregate fine candles into fixed time buckets (e.g. 5-min -> hourly for the 1D view): open = first
+// open, high = max high, low = min low, close = last close. Input must be ascending by time.
+inline std::vector<Candle> bucketOHLC(const std::vector<Candle>& src, long windowSec) {
+    std::vector<Candle> out;
+    if (src.empty() || windowSec <= 0) return out;
+    long curBucket = -1;
+    Candle cur;
+    for (const auto& c : src) {
+        const long b = (long)(c.time / windowSec);
+        if (b != curBucket) {
+            if (curBucket >= 0) out.push_back(cur);
+            curBucket = b;
+            cur = c;
+            cur.time = (std::time_t)(b * windowSec);
+        } else {
+            if (c.high > cur.high) cur.high = c.high;
+            if (c.low  < cur.low)  cur.low  = c.low;
+            cur.close = c.close;
+        }
+    }
+    if (curBucket >= 0) out.push_back(cur);
+    return out;
+}
+
+} // namespace data
+} // namespace dragonx

src/data/exchange_candles.h

@@ -0,0 +1,117 @@
+#pragma once
+// Per-exchange OHLC candle adapters. CoinGecko tells us WHICH exchanges list DRGX (via the ticker
+// `market.identifier`, e.g. "ourbit" / "nonkyc_io") but NOT their API — this is the hand-maintained
+// mapping from that identifier to each venue's public candle endpoint, so the market chart can show the
+// SELECTED exchange's real price history instead of CoinGecko's cross-exchange aggregate.
+//
+// Header-only + pure (no I/O — the actual HTTP fetch happens in app_network.cpp via util::httpGetString)
+// so the URL builder + parsers are unit-tested against real captured responses. An unmapped exchange
+// returns an empty URL, so the caller falls back to the CoinGecko aggregate and nothing regresses.
+#include <algorithm>
+#include <ctime>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include <nlohmann/json.hpp>
+
+#include "candle.h"
+
+namespace dragonx {
+namespace data {
+
+using PricePoint = std::pair<std::time_t, double>;   // (epoch SECONDS, close price)
+
+enum class CandleRange {
+    Intraday,   // ~2 days of 5-minute candles — backs the Live / 1H / 1D views
+    Daily,      // ~1 year of daily candles     — backs the 1W / 1M views
+};
+
+// True when we have a candle adapter for this CoinGecko exchange identifier.
+inline bool hasExchangeCandleAdapter(const std::string& identifier) {
+    return identifier == "ourbit" || identifier == "nonkyc_io";
+}
+
+// Build the venue's candle URL for a pair + range. Returns "" when the exchange isn't mapped.
+// `now` is epoch seconds, passed in (no hidden clock reads) so URLs are deterministic in tests.
+inline std::string buildExchangeCandleUrl(const std::string& identifier, const std::string& base,
+                                          const std::string& quote, CandleRange range, std::time_t now) {
+    if (identifier == "ourbit") {
+        // Ourbit = MEXC-style /api/v3/klines: symbol=BASEQUOTE, interval=5m|1d, limit.
+        const char* iv    = (range == CandleRange::Intraday) ? "5m" : "1d";
+        const int   limit = (range == CandleRange::Intraday) ? 576  : 365;
+        return "https://api.ourbit.com/api/v3/klines?symbol=" + base + quote +
+               "&interval=" + iv + "&limit=" + std::to_string(limit);
+    }
+    if (identifier == "nonkyc_io") {
+        // NonKYC = TradingView-UDF candles: symbol=BASE_QUOTE, resolution in minutes, from/to seconds.
+        const char*       res  = (range == CandleRange::Intraday) ? "5" : "1440";
+        const std::time_t span = (range == CandleRange::Intraday) ? (std::time_t)2 * 24 * 3600
+                                                                  : (std::time_t)365 * 24 * 3600;
+        return "https://api.nonkyc.io/api/v2/market/candles?symbol=" + base + "_" + quote +
+               "&resolution=" + res + "&from=" + std::to_string(now - span) + "&to=" + std::to_string(now);
+    }
+    return "";
+}
+
+namespace detail {
+// Read a JSON value that may be a number or a numeric string (Ourbit sends prices as strings).
+inline double jnum(const nlohmann::json& v) {
+    if (v.is_number()) return v.get<double>();
+    if (v.is_string()) { try { return std::stod(v.get<std::string>()); } catch (...) { return 0.0; } }
+    return 0.0;
+}
+} // namespace detail
+
+// Parse the venue's candle response into ascending OHLC candles. Empty on failure.
+inline std::vector<Candle> parseExchangeOHLC(const std::string& identifier, const std::string& body) {
+    std::vector<Candle> out;
+    if (body.empty()) return out;
+    try {
+        const nlohmann::json j = nlohmann::json::parse(body);
+        if (identifier == "ourbit") {
+            // [[openTime_ms, open, high, low, close, volume, closeTime, quoteVol], ...]
+            if (!j.is_array()) return out;
+            out.reserve(j.size());
+            for (const auto& k : j) {
+                if (!k.is_array() || k.size() < 5) continue;
+                Candle c;
+                c.time  = (std::time_t)(detail::jnum(k[0]) / 1000.0);
+                c.open  = detail::jnum(k[1]);
+                c.high  = detail::jnum(k[2]);
+                c.low   = detail::jnum(k[3]);
+                c.close = detail::jnum(k[4]);
+                if (c.time > 0 && c.close > 0) out.push_back(c);
+            }
+        } else if (identifier == "nonkyc_io") {
+            // {"bars":[{"time":ms,"open":..,"high":..,"low":..,"close":..,"volume":..}, ...]}
+            if (!j.contains("bars") || !j["bars"].is_array()) return out;
+            out.reserve(j["bars"].size());
+            for (const auto& b : j["bars"]) {
+                if (!b.is_object() || !b.contains("time") || !b.contains("close")) continue;
+                Candle c;
+                c.time  = (std::time_t)(detail::jnum(b["time"]) / 1000.0);
+                c.close = detail::jnum(b["close"]);
+                c.open  = b.contains("open") ? detail::jnum(b["open"]) : c.close;
+                c.high  = b.contains("high") ? detail::jnum(b["high"]) : c.close;
+                c.low   = b.contains("low")  ? detail::jnum(b["low"])  : c.close;
+                if (c.time > 0 && c.close > 0) out.push_back(c);
+            }
+        }
+    } catch (...) {
+        return {};
+    }
+    std::sort(out.begin(), out.end(), [](const Candle& a, const Candle& b) { return a.time < b.time; });
+    return out;
+}
+
+// Close-only convenience over parseExchangeOHLC (backs the line chart + change-% fallback). bucketOHLC
+// for candlestick resampling lives in candle.h (dependency-free, reused by market_series.h).
+inline std::vector<PricePoint> parseExchangeCandles(const std::string& identifier, const std::string& body) {
+    std::vector<PricePoint> out;
+    for (const auto& c : parseExchangeOHLC(identifier, body)) out.emplace_back(c.time, c.close);
+    return out;
+}
+
+} // namespace data
+} // namespace dragonx

src/data/exchange_info.cpp

@@ -22,14 +22,14 @@ const std::vector<ExchangeInfo>& getExchangeRegistry()
             "Nonkyc.io",
             "https://nonkyc.io",
             {
-                {"DRGX", "USDT", "DRGX/USDT", "https://nonkyc.io/market/DRGX_USDT"},
+                {"DRGX", "USDT", "DRGX/USDT", "https://nonkyc.io/market/DRGX_USDT", "nonkyc_io"},
             }
         },
         {
             "OurBit",
             "https://www.ourbit.com",
             {
-                {"DRGX", "USDT", "DRGX/USDT", "https://www.ourbit.com/exchange/DRGX_USDT"},
+                {"DRGX", "USDT", "DRGX/USDT", "https://www.ourbit.com/exchange/DRGX_USDT", "ourbit"},
             }
         },
     };
@@ -59,11 +59,19 @@ std::vector<ExchangeInfo> parseCoinGeckoTickers(const std::string& body)
             if (!t.is_object()) continue;
             const std::string base   = t.value("base", std::string{});
             const std::string target = t.value("target", std::string{});
-            std::string market;
+            std::string market, identifier;
-            if (t.contains("market") && t["market"].is_object())
+            if (t.contains("market") && t["market"].is_object()) {
                 market     = t["market"].value("name", std::string{});
+                identifier = t["market"].value("identifier", std::string{});  // keys the per-exchange candle adapter
+            }
             const std::string tradeUrl = t.value("trade_url", std::string{});
             if (base.empty() || target.empty() || market.empty()) continue;
+            double lastUsd = 0.0;   // this venue's current USD price + 24h volume — differ per exchange
+            if (t.contains("converted_last") && t["converted_last"].is_object())
+                lastUsd = t["converted_last"].value("usd", 0.0);
+            double volumeUsd = 0.0;
+            if (t.contains("converted_volume") && t["converted_volume"].is_object())
+                volumeUsd = t["converted_volume"].value("usd", 0.0);
 
             auto it = byName.find(market);
             if (it == byName.end()) {
@@ -71,7 +79,7 @@ std::vector<ExchangeInfo> parseCoinGeckoTickers(const std::string& body)
                 exchanges.push_back(ExchangeInfo{market, originOf(tradeUrl), {}});
                 it = byName.find(market);
             }
-            ExchangePair pair{base, target, base + "/" + target, tradeUrl};
+            ExchangePair pair{base, target, base + "/" + target, tradeUrl, identifier, lastUsd, volumeUsd};
             // Skip duplicate pairs on the same exchange.
             bool dup = false;
             for (const auto& p : exchanges[it->second].pairs)

src/data/exchange_info.h

@@ -18,6 +18,9 @@ struct ExchangePair {
     std::string quote;       ///< e.g. "BTC"
     std::string displayName; ///< e.g. "DRGX/BTC"
     std::string tradeUrl;    ///< Link to the exchange pair page
+    std::string identifier;  ///< CoinGecko exchange id (e.g. "ourbit", "nonkyc_io") — keys the candle adapter
+    double      lastUsd = 0.0; ///< This venue's current price in USD (CoinGecko converted_last.usd); 0 if unknown
+    double      volumeUsd = 0.0; ///< This venue's 24h volume in USD (CoinGecko converted_volume.usd); 0 if unknown
 };
 
 /**

src/data/market_series.h

@@ -81,11 +81,15 @@ inline std::vector<std::pair<std::time_t, double>> chartSeries(const MarketInfo&
         for (const auto& s : src) if (s.first >= cutoff) out.push_back(s);
         return out;
     };
+    // Draw the SELECTED exchange's own candles when active (data/exchange_candles.h), else the CoinGecko
+    // cross-exchange aggregate. Only the main chart switches source; portfolio sparklines stay aggregate.
+    const auto& intraday = m.exchange_chart_active ? m.exchange_chart_intraday : m.price_chart_intraday;
+    const auto& daily    = m.exchange_chart_active ? m.exchange_chart_daily    : m.price_chart_daily;
     switch (interval) {
-        case 1: { auto v = lastWindow(m.price_chart_intraday, 3600);   if (v.size() >= 2) return v; break; }  // 1H
+        case 1: { auto v = lastWindow(intraday, 3600);   if (v.size() >= 2) return v; break; }  // 1H
-        case 2: { auto v = lastWindow(m.price_chart_intraday, kDay);   if (v.size() >= 2) return v; break; }  // 1D
+        case 2: { auto v = lastWindow(intraday, kDay);   if (v.size() >= 2) return v; break; }  // 1D
-        case 3: { auto v = lastWindow(m.price_chart_daily, 7 * kDay);  if (v.size() >= 2) return v; break; }  // 1W
+        case 3: { auto v = lastWindow(daily, 7 * kDay);  if (v.size() >= 2) return v; break; }  // 1W
-        case 4: { auto v = lastWindow(m.price_chart_daily, 30 * kDay); if (v.size() >= 2) return v; break; }  // 1M
+        case 4: { auto v = lastWindow(daily, 30 * kDay); if (v.size() >= 2) return v; break; }  // 1M
         default: break;
     }
     std::vector<std::pair<std::time_t, double>> out;
@@ -95,5 +99,28 @@ inline std::vector<std::pair<std::time_t, double>> chartSeries(const MarketInfo&
     return out;
 }
 
+// OHLC candles for the main chart at the selected RANGE — only when the per-exchange series is active
+// (the CoinGecko aggregate is close-only, so this returns empty and the chart draws a line). The 1D
+// view buckets the 5-minute intraday to hourly so it isn't ~288 hair-thin candles; other ranges use
+// the raw candles. Empty for the Live range (uses the in-session line).
+inline std::vector<Candle> chartCandles(const MarketInfo& m, int interval, std::time_t now)
+{
+    if (!m.exchange_chart_active) return {};
+    const long kDay = 86400;
+    auto window = [now](const std::vector<Candle>& src, long rangeSec) {
+        std::vector<Candle> out;
+        const std::time_t cutoff = now - (std::time_t)rangeSec;
+        for (const auto& c : src) if (c.time >= cutoff) out.push_back(c);
+        return out;
+    };
+    switch (interval) {
+        case 1: return window(m.exchange_ohlc_intraday, 3600);                    // 1H: 5-min candles (~12)
+        case 2: return bucketOHLC(window(m.exchange_ohlc_intraday, kDay), 3600);  // 1D: hourly candles (~24)
+        case 3: return window(m.exchange_ohlc_daily, 7 * kDay);                   // 1W: daily (~7)
+        case 4: return window(m.exchange_ohlc_daily, 30 * kDay);                  // 1M: daily (~30)
+        default: return {};                                                      // Live -> line
+    }
+}
+
 } // namespace data
 } // namespace dragonx

src/data/wallet_state.h

@@ -12,6 +12,7 @@
 #include <utility>
 
 #include "exchange_info.h"
+#include "candle.h"
 
 namespace dragonx {
 
@@ -175,6 +176,18 @@ struct MarketInfo {
     std::chrono::steady_clock::time_point chart_last_fetch_time{};
     bool chart_loaded = false;
 
+    // Per-EXCHANGE candle series for the SELECTED pair, fetched from that venue's own API (see
+    // data/exchange_candles.h). When exchange_chart_active is true the Market chart draws these instead
+    // of the CoinGecko cross-exchange aggregate above; it's set false while switching pairs or when the
+    // selected venue has no adapter / its fetch failed, so the chart gracefully falls back to aggregate.
+    std::vector<std::pair<std::time_t, double>> exchange_chart_intraday;
+    std::vector<std::pair<std::time_t, double>> exchange_chart_daily;
+    bool exchange_chart_active = false;
+    // Full OHLC for the same per-exchange candles, backing the candlestick rendering (the aggregate
+    // CoinGecko series is close-only, so it stays a line). Parallel to exchange_chart_* above.
+    std::vector<data::Candle> exchange_ohlc_intraday;
+    std::vector<data::Candle> exchange_ohlc_daily;
+
     // Exchanges/pairs fetched live from CoinGecko (empty until fetched; the Market tab
     // falls back to data::getExchangeRegistry() while empty).
     std::vector<data::ExchangeInfo> exchanges;

src/ui/effects/acrylic.cpp

@@ -388,14 +388,14 @@ void AcrylicMaterial::setQuality(AcrylicQuality quality)
     }
 }
 
-void AcrylicMaterial::applyBlur(float radius)
+void AcrylicMaterial::applyBlur(float radius, bool ignoreMultiplier)
 {
     if (!blurBuffers_.isValid() || !blurShader_.isValid()) {
         return;
     }
 
-    // Apply blur radius multiplier from settings
+    // Apply the user's blur-strength multiplier — unless the caller wants an absolute radius.
-    float scaledRadius = radius * settings_.blurRadiusMultiplier;
+    float scaledRadius = ignoreMultiplier ? radius : radius * settings_.blurRadiusMultiplier;
     
     // Skip blur entirely when multiplier is at or near zero — show sharp background
     if (scaledRadius < 0.5f) {
@@ -566,7 +566,7 @@ void AcrylicMaterial::drawRect(ImDrawList* drawList, const ImVec2& pMin, const I
     }
     
     // Apply blur to captured background
-    applyBlur(params.blurRadius);
+    applyBlur(params.blurRadius, params.absoluteBlurRadius);
     
     // Calculate UV coordinates for sampling the blur FBO texture.
     // With multi-viewport enabled, ImGui draw coordinates are in
@@ -1274,11 +1274,11 @@ void AcrylicMaterial::captureLiveFramebuffer()
     blurCacheValid_  = false;
 }
 
-void AcrylicMaterial::applyBlur(float radius)
+void AcrylicMaterial::applyBlur(float radius, bool ignoreMultiplier)
 {
     if (!dx_blurSRV_[0] || !dx_blurPS_ || !dx_context_) return;
 
-    float scaledRadius = radius * settings_.blurRadiusMultiplier;
+    float scaledRadius = ignoreMultiplier ? radius : radius * settings_.blurRadiusMultiplier;
     if (blurCacheValid_ && std::abs(scaledRadius - lastBlurRadius_) < 0.1f) return;
 
     int passes = 1;
@@ -1540,7 +1540,7 @@ void AcrylicMaterial::drawRect(ImDrawList* drawList, const ImVec2& pMin, const I
     }
 
     // Run DX11 blur pipeline
-    applyBlur(params.blurRadius);
+    applyBlur(params.blurRadius, params.absoluteBlurRadius);
 
     // DX11 UV: top-left = (0,0), bottom-right = (1,1)  — same as ImGui
     // With multi-viewport, pMin/pMax are in OS screen space; subtract
@@ -1704,7 +1704,7 @@ void AcrylicMaterial::resize(int, int) {}
 void AcrylicMaterial::captureBackground() {}
 void AcrylicMaterial::captureBackgroundDirect() {}
 void AcrylicMaterial::captureLiveFramebuffer() {}
-void AcrylicMaterial::applyBlur(float) {}
+void AcrylicMaterial::applyBlur(float, bool) {}
 ImTextureID AcrylicMaterial::getBlurredTexture() const { return 0; }
 ImTextureID AcrylicMaterial::getNoiseTexture() const { return 0; }
 void AcrylicMaterial::refreshCapabilities() {}

src/ui/effects/acrylic.h

@@ -40,6 +40,11 @@ struct AcrylicParams {
     // Blur radius in pixels (typical: 20-60)
     float blurRadius = 30.0f;
 
+    // When true, blurRadius is used AS-IS — NOT scaled by the user's blur-strength slider
+    // (blurRadiusMultiplier). The modal backdrop sets this so its blur is a fixed value, independent
+    // of the global acrylic slider.
+    bool absoluteBlurRadius = false;
+
     // Noise texture opacity (typical: 0.02-0.04)
     float noiseOpacity = 0.02f;
     
@@ -341,7 +346,7 @@ private:
     /**
      * @brief Apply blur passes to captured content
      */
-    void applyBlur(float radius);
+    void applyBlur(float radius, bool ignoreMultiplier = false);
     
     /**
      * @brief Composite final acrylic appearance

src/ui/material/draw_helpers.h

@@ -742,7 +742,8 @@ inline void DrawFullWindowBlurBackdrop(ImDrawList* dl, const ImVec2& pMin, const
         // panel skips acrylic (IsFullWindowBlurOverlayActive), so the backdrop is the SOLE applyBlur
         // caller — no other radius contends for the shared, radius-keyed blur cache.
         auto params = GetCurrentAcrylicTheme().card;
-        params.blurRadius = 96.0f;                            // strong full-window blur (deeper than panels)
+        params.blurRadius = 120.0f;                            // strong full-window blur (deeper than panels)
+        params.absoluteBlurRadius = true;                     // fixed modal blur — independent of the user's acrylic slider
         params.fallbackColor.w = 1.0f;                        // full-strength blur so the live content reads
         effects::ImGuiAcrylic::DrawAcrylicRect(dl, pMin, pMax, params, 0.0f);
         // Dim over the blur so the floating (card-less) modal reads as foreground. On DARK themes the
@@ -751,9 +752,9 @@ inline void DrawFullWindowBlurBackdrop(ImDrawList* dl, const ImVec2& pMin, const
         // light themes get a neutral dark veil instead, which also makes the modal's fields/buttons stand
         // out from the (now slightly greyed) surround. Both a touch stronger than before (was alpha 70).
         if (IsLightTheme())
-            dl->AddRectFilled(pMin, pMax, IM_COL32(16, 18, 24, 56));     // neutral dark veil anchors on white
+            dl->AddRectFilled(pMin, pMax, IM_COL32(16, 18, 24, 200));     // neutral dark veil anchors on white
         else
-            dl->AddRectFilled(pMin, pMax, WithAlpha(Background(), 90));  // theme-tinted darken, stronger
+            dl->AddRectFilled(pMin, pMax, WithAlpha(Background(), 120));  // theme-tinted darken, stronger
     }
 }
 

src/ui/windows/market_tab.cpp

@@ -44,6 +44,7 @@ struct MarketViewState {
     int  pairIdx = 0;
     bool stateLoaded = false;
     int  chartInterval = 4;        // main chart range: 0=Live 1=1H 2=1D 3=1W 4=1M (default 1M)
+    int  chartStyle = 1;           // 0 = line, 1 = candlestick (only applies when per-exchange OHLC exists)
 };
 static MarketViewState s_mkt;
 
@@ -75,6 +76,12 @@ static void LoadMarketState(config::Settings* settings, const std::vector<data::
             break;
         }
     }
+
+    // Restore the chart range + style (validated).
+    int iv = settings->getChartInterval();
+    if (iv >= 0 && iv <= 4) s_mkt.chartInterval = iv;
+    int st = settings->getChartStyle();
+    if (st == 0 || st == 1) s_mkt.chartStyle = st;
 }
 
 // Helper: format compact currency
@@ -1202,6 +1209,7 @@ struct MktCtx {
     const data::ExchangeInfo* currentExchange;
     float chartH, heroHeaderH, pfSummaryH, portfolioH, ratioBarH;
     const std::vector<std::time_t>* chartTimes;
+    const std::vector<data::Candle>* chartCandles;   // per-exchange OHLC (empty -> line chart)
     std::time_t nowSec;
     bool chartUp;
     double periodChangePct;
@@ -1240,10 +1248,17 @@ static void mktDrawPriceHero(const MktCtx& cx)
     float cx0 = cardMin.x + Layout::spacingLg();
     float cy = cardMin.y + Layout::spacingLg();
 
-    if (market.price_usd > 0) {
+    // Prefer the SELECTED exchange's own current price (it differs per venue — Ourbit vs NonKYC can be
+    // ~7% apart); fall back to the CoinGecko cross-exchange aggregate when the venue price is unknown.
+    double heroPrice = market.price_usd;
+    if (!currentExchange.pairs.empty() && s_mkt.pairIdx < (int)currentExchange.pairs.size()
+        && currentExchange.pairs[s_mkt.pairIdx].lastUsd > 0.0)
+        heroPrice = currentExchange.pairs[s_mkt.pairIdx].lastUsd;
+
+    if (heroPrice > 0) {
         // ---- HERO PRICE (large, prominent) ----
         ImFont* h3 = Type().h3();
-        std::string priceStr = FormatPrice(market.price_usd);
+        std::string priceStr = FormatPrice(heroPrice);
         ImU32 priceCol = Success();
         DrawTextShadow(dl, h3, h3->LegacySize, ImVec2(cx0, cy), priceCol, priceStr.c_str());
 
@@ -1398,12 +1413,38 @@ static void mktDrawPriceChart(const MktCtx& cx)
             ImGui::PushID(9100 + b);
             if (ImGui::InvisibleButton("##civ", ImVec2(bw, pillH))) {
                 s_mkt.chartInterval = kIvs[b].iv;
+                if (app->settings()) { app->settings()->setChartInterval(kIvs[b].iv); app->settings()->save(); }
             }
             if (ImGui::IsItemHovered()) ImGui::SetMouseCursor(ImGuiMouseCursor_Hand);
             ImGui::PopID();
             bx += bw + Layout::spacingXs();
         }
 
+        // Line/candle toggle — only when the selected range has per-exchange candles (the aggregate /
+        // Live view is line-only, so the toggle is hidden there).
+        if (cx.chartCandles && cx.chartCandles->size() >= 2) {
+            bx += Layout::spacingSm();
+            ImFont* icoF = material::Typography::instance().iconSmall();
+            const bool isCandle = (s_mkt.chartStyle == 1);
+            const char* styleIcon = isCandle ? ICON_MD_CANDLESTICK_CHART : ICON_MD_SHOW_CHART;
+            ImVec2 tmn(bx, rowTop), tmx(bx + pillH, rowTop + pillH);
+            bool thov = material::IsRectHovered(tmn, tmx);
+            if (thov) { dl->AddRectFilled(tmn, tmx, IM_COL32(255, 255, 255, 20), 4.0f);
+                        ImGui::SetMouseCursor(ImGuiMouseCursor_Hand); }
+            ImVec2 tiSz = icoF->CalcTextSizeA(icoF->LegacySize, FLT_MAX, 0, styleIcon);
+            dl->AddText(icoF, icoF->LegacySize,
+                        ImVec2(tmn.x + (pillH - tiSz.x) * 0.5f, tmn.y + (pillH - tiSz.y) * 0.5f),
+                        thov ? OnSurface() : OnSurfaceMedium(), styleIcon);
+            ImGui::SetCursorScreenPos(tmn);
+            if (ImGui::InvisibleButton("##ChartStyle", ImVec2(pillH, pillH))) {
+                s_mkt.chartStyle = isCandle ? 0 : 1;
+                if (app->settings()) { app->settings()->setChartStyle(s_mkt.chartStyle); app->settings()->save(); }
+            }
+            if (ImGui::IsItemHovered())
+                material::Tooltip("%s", TR(isCandle ? "market_style_line" : "market_style_candle"));
+            bx += pillH;
+        }
+
         // Refresh button (far right).
         float rEdge = chartMax.x - chartPad;
         ImFont* iconSmall = material::Typography::instance().iconSmall();
@@ -1433,8 +1474,15 @@ static void mktDrawPriceChart(const MktCtx& cx)
             sxr -= Layout::spacingMd();
         };
         if (market.price_usd > 0) {
+            // Market cap is coin-wide (stays aggregate); 24h volume is per-venue — show the SELECTED
+            // exchange's own volume when we have it, else the CoinGecko aggregate.
             drawStat(TR("market_cap_short"), FormatCompactUSD(market.market_cap));
-            drawStat(TR("market_vol_short"), FormatCompactUSD(market.volume_24h));
+            double vol = market.volume_24h;
+            const auto& exch = *cx.currentExchange;
+            if (!exch.pairs.empty() && s_mkt.pairIdx < (int)exch.pairs.size()
+                && exch.pairs[s_mkt.pairIdx].volumeUsd > 0.0)
+                vol = exch.pairs[s_mkt.pairIdx].volumeUsd;
+            drawStat(TR("market_vol_short"), FormatCompactUSD(vol));
         }
     }
 
@@ -1449,10 +1497,19 @@ static void mktDrawPriceChart(const MktCtx& cx)
     float plotW      = plotRight - plotLeft;
     float plotH      = plotBottom - plotTop;
 
-    if (s_mkt.history.size() >= 2) {
+    const auto& candles = *cx.chartCandles;
-        // Compute Y range with padding
+    // Candlesticks when per-exchange OHLC exists AND the user hasn't switched to the line view.
-        double yMin = *std::min_element(s_mkt.history.begin(), s_mkt.history.end());
+    const bool hasCandles = candles.size() >= 2 && s_mkt.chartStyle == 1;
-        double yMax = *std::max_element(s_mkt.history.begin(), s_mkt.history.end());
+    if (hasCandles || s_mkt.history.size() >= 2) {
+        // Compute Y range with padding — candles span low..high, the line spans close..close.
+        double yMin, yMax;
+        if (hasCandles) {
+            yMin = candles[0].low; yMax = candles[0].high;
+            for (const auto& c : candles) { if (c.low < yMin) yMin = c.low; if (c.high > yMax) yMax = c.high; }
+        } else {
+            yMin = *std::min_element(s_mkt.history.begin(), s_mkt.history.end());
+            yMax = *std::max_element(s_mkt.history.begin(), s_mkt.history.end());
+        }
         if (yMax <= yMin) { yMax = yMin + 1e-8; }
         double yRange = yMax - yMin;
         double yPadding = yRange * 0.12;
@@ -1485,24 +1542,78 @@ static void mktDrawPriceChart(const MktCtx& cx)
         ImU32 lineCol = WithAlpha(dirCol, 220);
         ImU32 dotCol  = dirCol;
 
+        auto yOf = [&](double v){ return plotBottom - (float)((v - yMin) / (yMax - yMin)) * plotH; };
+        if (hasCandles) {
+            // Candlesticks: a thin wick (low..high) + a body (open..close), green up / red down.
+            const int   cn    = (int)candles.size();
+            const float slotW = plotW / (float)cn;
+            const float bodyW = std::max(1.0f, slotW * 0.62f);
+            for (int i = 0; i < cn; i++) {
+                const auto& c  = candles[i];
+                const float xc = plotLeft + ((float)i + 0.5f) * slotW;
+                const ImU32 col = (c.close >= c.open) ? Success() : Error();
+                dl->AddLine(ImVec2(xc, yOf(c.high)), ImVec2(xc, yOf(c.low)), WithAlpha(col, 210),
+                            std::max(1.0f, mktDp));
+                float bT = yOf(std::max(c.open, c.close));   // higher price -> smaller y -> body top
+                float bB = yOf(std::min(c.open, c.close));
+                if (bB - bT < 1.5f * mktDp) bB = bT + 1.5f * mktDp;   // doji -> keep a visible sliver
+                dl->AddRectFilled(ImVec2(xc - bodyW * 0.5f, bT), ImVec2(xc + bodyW * 0.5f, bB),
+                                  WithAlpha(col, 230), 1.0f);
+            }
+            // Hover: highlight the candle under the cursor + an OHLC readout (date + open/high/low/close).
+            ImVec2 mp = ImGui::GetIO().MousePos;
+            if (mp.x >= plotLeft && mp.x <= plotRight && mp.y >= plotTop && mp.y <= plotBottom) {
+                int hi = (int)((mp.x - plotLeft) / slotW);
+                if (hi < 0) hi = 0;
+                if (hi >= cn) hi = cn - 1;
+                const auto& hc = candles[hi];
+                const float hx = plotLeft + ((float)hi + 0.5f) * slotW;
+                dl->AddRectFilled(ImVec2(hx - slotW * 0.5f, plotTop), ImVec2(hx + slotW * 0.5f, plotBottom),
+                                  IM_COL32(255, 255, 255, 12));
+                dl->AddLine(ImVec2(hx, plotTop), ImVec2(hx, plotBottom), IM_COL32(255, 255, 255, 45), 1.0f);
+                char when[40] = "";
+                std::time_t tt = hc.time;
+                if (std::tm* tmv = std::localtime(&tt))
+                    std::strftime(when, sizeof(when), s_mkt.chartInterval <= 2 ? "%b %d %H:%M" : "%b %d, %Y", tmv);
+                char l2[80], l3[80];
+                snprintf(l2, sizeof(l2), "O %s   H %s", FormatPrice(hc.open).c_str(), FormatPrice(hc.high).c_str());
+                snprintf(l3, sizeof(l3), "L %s   C %s", FormatPrice(hc.low).c_str(),  FormatPrice(hc.close).c_str());
+                const float lh  = capFont->LegacySize;
+                const float pad = Layout::spacingSm();
+                const float gap = 3.0f * mktDp;
+                float tw = std::max(capFont->CalcTextSizeA(lh, FLT_MAX, 0, when).x,
+                           std::max(capFont->CalcTextSizeA(lh, FLT_MAX, 0, l2).x,
+                                    capFont->CalcTextSizeA(lh, FLT_MAX, 0, l3).x));
+                float th = lh * 3 + gap * 2 + pad * 2;
+                float tipX = hx + 10.0f * mktDp;
+                if (tipX + tw + pad * 2 > plotRight) tipX = hx - tw - pad * 2 - 10.0f * mktDp;
+                tipX = std::max(plotLeft, tipX);
+                float tipY = plotTop + 4.0f * mktDp;
+                ImVec2 tMin(tipX, tipY), tMax(tipX + tw + pad * 2, tipY + th);
+                dl->AddRectFilled(tMin, tMax, IM_COL32(20, 20, 30, 235), 4.0f);
+                dl->AddRect(tMin, tMax, IM_COL32(255, 255, 255, 30), 4.0f, 0, 1.0f);
+                ImU32 cCol = (hc.close >= hc.open) ? Success() : Error();
+                dl->AddText(capFont, lh, ImVec2(tipX + pad, tipY + pad),                     OnSurface(), when);
+                dl->AddText(capFont, lh, ImVec2(tipX + pad, tipY + pad + lh + gap),          cCol, l2);
+                dl->AddText(capFont, lh, ImVec2(tipX + pad, tipY + pad + 2 * lh + 2 * gap),  cCol, l3);
+            }
+        } else {
             for (size_t i = 0; i < n; i++) {
                 float t = (n > 1) ? (float)i / (float)(n - 1) : 0.0f;
-            float x = plotLeft + t * plotW;
+                points[i] = ImVec2(plotLeft + t * plotW, yOf(s_mkt.history[i]));
-            float y = plotBottom - (float)((s_mkt.history[i] - yMin) / (yMax - yMin)) * plotH;
-            points[i] = ImVec2(x, y);
             }
-
             // Flat translucent area fill under the curve (matches the portfolio group sparklines).
             for (size_t i = 0; i < n; i++) dl->PathLineTo(points[i]);
             dl->PathLineTo(ImVec2(points[n - 1].x, plotBottom));
             dl->PathLineTo(ImVec2(points[0].x, plotBottom));
             dl->PathFillConcave(WithAlpha(dirCol, 28));
-
             // Line (no per-point dots — a clean curve).
             dl->AddPolyline(points.data(), (int)points.size(), lineCol, ImDrawFlags_None, S.drawElement("tabs.market", "chart-line-thickness").size);
+        }
 
-        // High/low price labels at the displayed range's extremes (no dot markers).
+        // High/low price labels at the displayed range's extremes (no dot markers). Line only — the
-        if (n >= 3) {
+        // candlestick wicks already show each period's high/low.
+        if (!hasCandles && n >= 3) {
             size_t hiIdx = (size_t)(std::max_element(s_mkt.history.begin(), s_mkt.history.end()) - s_mkt.history.begin());
             size_t loIdx = (size_t)(std::min_element(s_mkt.history.begin(), s_mkt.history.end()) - s_mkt.history.begin());
             auto markExtreme = [&](size_t idx, bool high) {
@@ -1544,9 +1655,9 @@ static void mktDrawPriceChart(const MktCtx& cx)
             }
         }
 
-        // Hover crosshair + tooltip
+        // Hover crosshair + tooltip (line only — it indexes the close-series `points`).
         ImVec2 mousePos = ImGui::GetIO().MousePos;
-        if (mousePos.x >= plotLeft && mousePos.x <= plotRight &&
+        if (!hasCandles && mousePos.x >= plotLeft && mousePos.x <= plotRight &&
             mousePos.y >= plotTop && mousePos.y <= plotBottom + labelPadBottom)
         {
             float mx = mousePos.x - plotLeft;
@@ -1598,12 +1709,29 @@ static void mktDrawPriceChart(const MktCtx& cx)
         }
     } else {
         // Empty state, centered in the plot area (the interval strip + refresh are already drawn).
+        const float dp  = Layout::dpiScale();
+        const float ecx = chartMin.x + availWidth * 0.5f;
+        const float ecy = (plotTop + plotBottom) * 0.5f;
+        if (app->isMarketChartLoading()) {
+            // A fetch is in flight — e.g. just switched exchange pairs. Show a spinner + animated label
+            // instead of "no history", since the data is on its way.
+            const float r = 10.0f * dp;
+            const float t = (float)ImGui::GetTime() * 4.5f;   // rotate ~0.7 rev/s
+            dl->PathArcTo(ImVec2(ecx, ecy - 8.0f * dp), r, t, t + IM_PI * 1.5f, 24);
+            dl->PathStroke(OnSurfaceMedium(), false, 2.5f * dp);
+            char lb[80];
+            snprintf(lb, sizeof(lb), "%s%s", TR("market_chart_loading"), LoadingDots());
+            ImVec2 ts = capFont->CalcTextSizeA(capFont->LegacySize, FLT_MAX, 0, lb);
+            dl->AddText(capFont, capFont->LegacySize,
+                        ImVec2(ecx - ts.x * 0.5f, ecy + 10.0f * dp), OnSurfaceMedium(), lb);
+        } else {
             const char* msg = TR("market_no_history");
             ImVec2 ts = sub1->CalcTextSizeA(sub1->LegacySize, FLT_MAX, 0, msg);
             dl->AddText(sub1, sub1->LegacySize,
-                    ImVec2(chartMin.x + (availWidth - ts.x) * 0.5f, (plotTop + plotBottom) * 0.5f - ts.y * 0.5f),
+                        ImVec2(chartMin.x + (availWidth - ts.x) * 0.5f, ecy - ts.y * 0.5f),
                         OnSurfaceDisabled(), msg);
         }
+    }
 
     ImGui::SetCursorScreenPos(ImVec2(chartMin.x, chartMin.y + chartH));
     ImGui::Dummy(ImVec2(availWidth, 0));
@@ -1847,7 +1975,8 @@ void RenderMarketTab(App* app)
     float mktDp = Layout::dpiScale();
 
     // -- Compact price chart: a modest responsive height, no longer stretched to fill the tab. --
-    float chartH = std::max(110.0f * vs, std::min(chartElem.height * vs, marketAvail.y * 0.22f));
+    // ~50% taller than before (floor / desired / viewport-cap all scaled) — a roomier price chart.
+    float chartH = std::max(165.0f * vs, std::min(chartElem.height * 1.5f * vs, marketAvail.y * 0.33f));
 
     // -- Hero header: size to the ACTUAL content (price row + separator gap + stats row) so the
     //    chart starts right after "24H VOLUME"/"Market Cap" instead of below a reserved empty band. --
@@ -1896,6 +2025,8 @@ void RenderMarketTab(App* app)
         s_mkt.history.push_back(pr.second);
         chartTimes.push_back(pr.first);
     }
+    // OHLC candles for the selected range when a per-exchange series is active (empty -> line chart).
+    std::vector<data::Candle> ohlcCandles = data::chartCandles(market, s_mkt.chartInterval, nowSec);
     // Change over the displayed period (Live falls back to the market's 24h figure).
     double periodChangePct = market.change_24h;
     if (s_mkt.chartInterval != 0 && s_mkt.history.size() >= 2 && s_mkt.history.front() > 0.0)
@@ -1917,7 +2048,7 @@ void RenderMarketTab(App* app)
     MktCtx mktc{
         app, &currentExchange,
         chartH, heroHeaderH, pfSummaryH, portfolioH, ratioBarH,
-        &chartTimes, nowSec, chartUp, periodChangePct, periodSuffix
+        &chartTimes, &ohlcCandles, nowSec, chartUp, periodChangePct, periodSuffix
     };
     mktDrawPriceHero(mktc);
 

src/ui/windows/wallets_dialog.h

@@ -71,7 +71,9 @@ public:
         const int   kMaxVisibleRows = 7;
         ImFont* nameFont = Type().subtitle1();
         ImFont* metaFont = Type().caption();
-        const int   visRows  = std::min(std::max(1, (int)s_rows.size()), kMaxVisibleRows);
+        // The list is always sized to its MAX height (kMaxVisibleRows) for a consistent modal size — it
+        // does not shrink to fit a few wallets; fewer rows leave empty space, more than 7 scroll.
+        const int   visRows  = kMaxVisibleRows;
         const float cardPadY = Layout::spacingMd();   // roomier cards (was spacingSm)
         const float walRowH  = cardPadY * 2.0f + nameFont->LegacySize + Layout::spacingSm() + metaFont->LegacySize;
         const float cardGap  = Layout::spacingMd();   // more breathing room between wallet cards
@@ -81,9 +83,14 @@ public:
 
         const float ctrlRow = ImGui::GetFrameHeightWithSpacing();
         const float capRow  = Type().caption()->LegacySize + style.ItemSpacing.y;
+        const int   numScanFolders = app ? (int)app->walletIndex().extraFolders().size() : 0;
+        const float foldersH = numScanFolders > 0
+                             ? (capRow + (float)numScanFolders * ctrlRow + Layout::spacingXs())   // "Scanned folders:" + one row each
+                             : 0.0f;
         const float belowH  = 4.0f * Layout::spacingSm()
                             + (capRow + ctrlRow)                                 // Create label + input row
                             + ctrlRow                                            // full-width "scan folder" button
+                            + foldersH                                           // scanned-folders manager
                             + (style.ItemSpacing.y + 1.0f)                       // separator
                             + ctrlRow                                            // footer buttons
                             + 6.0f * style.ItemSpacing.y;                        // uncounted inter-item gaps
@@ -379,6 +386,28 @@ public:
                 ImGui::Dummy(ImVec2(rowW, walRowH));
                 if (i + 1 < s_rows.size()) ImGui::Dummy(ImVec2(rowW, cardGap));
             }
+            // Empty-state nudge: the list sits at a fixed max height, so a handful of wallets leave blank
+            // space below. When there's real room to spare, fill it with a subtle centered hint (a folder
+            // glyph + one line) instead of dead space; it's purely decorative — the actions live below.
+            {
+                const float remainY = ImGui::GetContentRegionAvail().y;
+                if (remainY > walRowH * 1.6f) {
+                    ImDrawList* wdl  = ImGui::GetWindowDrawList();
+                    ImFont* hIco     = Type().iconLarge();
+                    ImFont* hTxt     = Type().caption();
+                    const char* icon = ICON_MD_CREATE_NEW_FOLDER;
+                    const char* hint = TR("wallets_empty_hint");
+                    const ImU32 col  = OnSurfaceDisabled();
+                    const ImVec2 is  = hIco->CalcTextSizeA(hIco->LegacySize, FLT_MAX, 0, icon);
+                    const ImVec2 ts  = hTxt->CalcTextSizeA(hTxt->LegacySize, FLT_MAX, 0, hint);
+                    const float  gap = Layout::spacingXs();
+                    const ImVec2 o   = ImGui::GetCursorScreenPos();
+                    const float  cx  = o.x + ImGui::GetContentRegionAvail().x * 0.5f;
+                    const float  top = o.y + (remainY - (is.y + gap + ts.y)) * 0.5f;
+                    wdl->AddText(hIco, hIco->LegacySize, ImVec2(cx - is.x * 0.5f, top), col, icon);
+                    wdl->AddText(hTxt, hTxt->LegacySize, ImVec2(cx - ts.x * 0.5f, top + is.y + gap), col, hint);
+                }
+            }
             ImGui::PopStyleVar();   // ItemSpacing
             ImGui::EndChild();
 
@@ -422,6 +451,51 @@ public:
                 });
             }
 
+            // ---- Manage scanned folders: list each user-added folder with a control to stop scanning it.
+            // (The datadir is always scanned and isn't listed here — only the folders the user added.) -----
+            {
+                const auto& scanFolders = app->walletIndex().extraFolders();
+                if (!scanFolders.empty()) {
+                    ImGui::Dummy(ImVec2(0, Layout::spacingXs()));
+                    Type().textColored(TypeStyle::Caption, OnSurfaceMedium(), TR("wallets_scanned_folders"));
+                    ImFont* pf = Type().caption();
+                    const float bh2 = ImGui::GetFrameHeight();
+                    // Front-elide a long path so its identifying tail (the leaf folder) stays visible.
+                    auto elideFront = [&](std::string s, float maxW) {
+                        auto w = [&](const std::string& t){ return pf->CalcTextSizeA(pf->LegacySize, FLT_MAX, 0, t.c_str()).x; };
+                        if (w(s) <= maxW) return s;
+                        while (s.size() > 1 && w("\xE2\x80\xA6" + s) > maxW) {
+                            s.erase(s.begin());
+                            while (!s.empty() && (static_cast<unsigned char>(s.front()) & 0xC0) == 0x80) s.erase(s.begin());
+                        }
+                        return "\xE2\x80\xA6" + s;
+                    };
+                    std::string toRemove;
+                    for (const auto& folder : scanFolders) {
+                        ImGui::PushID(folder.c_str());
+                        IconButtonStyle rm;
+                        rm.color      = OnSurfaceMedium();
+                        rm.hoverColor = Error();
+                        rm.hoverBg    = StateHover();
+                        rm.bgRounding = 4.0f * dp;
+                        rm.tooltip    = TR("wallets_remove_folder");
+                        if (IconButton("##rmScanFolder", ICON_MD_CLOSE, Type().iconSmall(), ImVec2(bh2, bh2), rm))
+                            toRemove = folder;
+                        ImGui::SameLine(0, Layout::spacingSm());
+                        ImGui::AlignTextToFramePadding();
+                        const float textW = listW - bh2 - 2.0f * Layout::spacingSm();
+                        Type().textColored(TypeStyle::Caption, OnSurface(), elideFront(folder, textW).c_str());
+                        if (ImGui::IsItemHovered()) ImGui::SetTooltip("%s", folder.c_str());
+                        ImGui::PopID();
+                    }
+                    if (!toRemove.empty()) {
+                        app->walletIndex().removeExtraFolder(toRemove);
+                        app->walletIndex().save();
+                        s_needScan = true;   // re-scan so wallets from the dropped folder disappear
+                    }
+                }
+            }
+
             ImGui::Dummy(ImVec2(0, Layout::spacingSm()));
             ImGui::Separator();
             // ---- Refresh: icon-only, de-emphasized next to the text actions -----------------------

src/util/i18n.cpp

@@ -287,6 +287,9 @@ void I18n::loadBuiltinEnglish()
         strings_["wallets_never"] = "Never opened";
         strings_["wallets_external_tt"] = "Outside your data directory \xE2\x80\x94 Open links it in place (no copy).";
         strings_["wallets_scan_folder"] = "Scan another folder for wallets\xE2\x80\xA6";
+        strings_["wallets_scanned_folders"] = "Scanned folders:";
+        strings_["wallets_remove_folder"] = "Stop scanning this folder";
+        strings_["wallets_empty_hint"] = "Scan a folder to find more wallets";
         strings_["wallets_folder_invalid"] = "That folder doesn't exist.";
         strings_["wallets_new_label"] = "Create a new wallet:";
         strings_["wallets_new_hint"] = "Name (e.g. savings)";
@@ -1344,6 +1347,9 @@ void I18n::loadBuiltinEnglish()
         strings_["market_attribution"] = "Price data from CoinGecko";
         strings_["market_btc_price"] = "BTC PRICE";
         strings_["market_no_history"] = "No price history available";
+        strings_["market_chart_loading"] = "Loading price history";
+        strings_["market_style_line"] = "Switch to line chart";
+        strings_["market_style_candle"] = "Switch to candlesticks";
         strings_["market_no_price"] = "No price data";
         strings_["market_now"] = "Now";
         strings_["market_pct_shielded"] = "%.0f%% Shielded";

tests/test_phase4.cpp

@@ -48,6 +48,7 @@
 #include "data/wallet_state.h"
 #include "data/portfolio.h"
 #include "data/market_series.h"
+#include "data/exchange_candles.h"
 #include "fake_lite_backend.h"
 
 #include <chrono>
@@ -2903,6 +2904,107 @@ void testMarketSeries()
     EXPECT_NEAR(live.back().second, 3.0, 1e-9);
 }
 
+// Per-exchange candle adapters (data/exchange_candles.h) — the URL builder + the Ourbit (array) /
+// NonKYC (UDF bars) parsers, verified against real captured API responses, plus the chartSeries
+// switch that draws the per-exchange series when it's active.
+void testExchangeCandles()
+{
+    using dragonx::data::buildExchangeCandleUrl;
+    using dragonx::data::parseExchangeCandles;
+    using dragonx::data::hasExchangeCandleAdapter;
+    using dragonx::data::CandleRange;
+
+    // --- URL builder (deterministic given `now`) ---
+    EXPECT_TRUE(buildExchangeCandleUrl("ourbit", "DRGX", "USDT", CandleRange::Intraday, 1000)
+                == "https://api.ourbit.com/api/v3/klines?symbol=DRGXUSDT&interval=5m&limit=576");
+    EXPECT_TRUE(buildExchangeCandleUrl("ourbit", "DRGX", "USDT", CandleRange::Daily, 1000)
+                == "https://api.ourbit.com/api/v3/klines?symbol=DRGXUSDT&interval=1d&limit=365");
+    EXPECT_TRUE(buildExchangeCandleUrl("nonkyc_io", "DRGX", "USDT", CandleRange::Daily, 1000000000)
+                == "https://api.nonkyc.io/api/v2/market/candles?symbol=DRGX_USDT&resolution=1440&from=968464000&to=1000000000");
+    EXPECT_TRUE(buildExchangeCandleUrl("binance", "DRGX", "USDT", CandleRange::Daily, 1000).empty());
+    EXPECT_TRUE(hasExchangeCandleAdapter("ourbit") && hasExchangeCandleAdapter("nonkyc_io"));
+    EXPECT_TRUE(!hasExchangeCandleAdapter("kraken"));
+
+    // --- Ourbit parse: array of arrays, close at index 4, prices as strings, time in ms ---
+    auto o = parseExchangeCandles("ourbit",
+        R"([[1783728000000,"0.01298","0.01406","0.01286","0.01395","1203855.69",1783814400000,"16132.16809"],)"
+        R"([1783814400000,"0.01395","0.01418","0.01364","0.01371","584276.8",1783900800000,"8126.07742"]])");
+    EXPECT_EQ(o.size(), static_cast<size_t>(2));
+    EXPECT_NEAR(o[0].second, 0.01395, 1e-9);                              // close = idx 4
+    EXPECT_EQ(static_cast<long>(o[0].first), 1783728000L);               // ms -> seconds
+    EXPECT_TRUE(o[0].first < o[1].first);                                // ascending
+
+    // --- NonKYC parse: {"bars":[{time,close,...}]}, close numeric, time in ms ---
+    auto n = parseExchangeCandles("nonkyc_io",
+        R"({"bars":[{"time":1781308800000,"close":0.031354,"open":0.032559,"high":0.034999,"low":0.02804,"volume":23550.357},)"
+        R"({"time":1781395200000,"close":0.02555,"open":0.031091,"high":0.03296,"low":0.025035,"volume":17657.726}]})");
+    EXPECT_EQ(n.size(), static_cast<size_t>(2));
+    EXPECT_NEAR(n[0].second, 0.031354, 1e-9);
+    EXPECT_EQ(static_cast<long>(n[0].first), 1781308800L);
+
+    // --- robustness: empty / garbage / no-data / unmapped -> empty ---
+    EXPECT_TRUE(parseExchangeCandles("ourbit", "").empty());
+    EXPECT_TRUE(parseExchangeCandles("ourbit", "not json").empty());
+    EXPECT_TRUE(parseExchangeCandles("nonkyc_io", R"({"bars":[],"meta":{"noData":true}})").empty());
+    EXPECT_TRUE(parseExchangeCandles("binance", "[[1,2,3,4,5]]").empty());
+
+    // --- chartSeries prefers the per-exchange series when active, else the aggregate ---
+    using dragonx::MarketInfo;
+    using dragonx::data::chartSeries;
+    std::time_t now = 2000000000;
+    MarketInfo m;
+    // Aggregate daily (two points in the last 30d) vs a DISTINCT exchange daily series.
+    m.price_chart_daily    = { {now - 10 * 86400, 1.0}, {now - 1 * 86400, 1.1} };
+    m.exchange_chart_daily = { {now - 10 * 86400, 5.0}, {now - 1 * 86400, 5.5} };
+    m.exchange_chart_active = false;
+    auto agg = chartSeries(m, 4, now);                                   // 1M
+    EXPECT_TRUE(!agg.empty() && agg.back().second < 2.0);                // aggregate values
+    m.exchange_chart_active = true;
+    auto exch = chartSeries(m, 4, now);
+    EXPECT_TRUE(!exch.empty() && exch.back().second > 4.0);              // exchange values
+
+    // --- OHLC parse: full open/high/low/close, both formats ---
+    using dragonx::data::parseExchangeOHLC;
+    auto oc = parseExchangeOHLC("ourbit",
+        R"([[1783728000000,"0.01298","0.01406","0.01286","0.01395","1203855.69",1783814400000,"16132.16809"]])");
+    EXPECT_EQ(oc.size(), static_cast<size_t>(1));
+    EXPECT_NEAR(oc[0].open, 0.01298, 1e-9);
+    EXPECT_NEAR(oc[0].high, 0.01406, 1e-9);
+    EXPECT_NEAR(oc[0].low,  0.01286, 1e-9);
+    EXPECT_NEAR(oc[0].close, 0.01395, 1e-9);
+    auto nc = parseExchangeOHLC("nonkyc_io",
+        R"({"bars":[{"time":1781308800000,"close":0.031354,"open":0.032559,"high":0.034999,"low":0.02804,"volume":1}]})");
+    EXPECT_EQ(nc.size(), static_cast<size_t>(1));
+    EXPECT_NEAR(nc[0].high, 0.034999, 1e-9);
+    EXPECT_NEAR(nc[0].low,  0.02804, 1e-9);
+
+    // --- bucketOHLC: two 5-min candles in the same hour -> one hourly candle (o=first, h=max, l=min, c=last) ---
+    using dragonx::data::bucketOHLC;
+    using dragonx::data::Candle;
+    std::vector<Candle> fine = {
+        {3600, 10.0, 12.0, 9.0, 11.0},    // hour bucket 1
+        {3900, 11.0, 15.0, 8.0, 14.0},    // same hour bucket 1
+        {7200, 20.0, 21.0, 19.0, 20.5},   // hour bucket 2
+    };
+    auto hourly = bucketOHLC(fine, 3600);
+    EXPECT_EQ(hourly.size(), static_cast<size_t>(2));
+    EXPECT_NEAR(hourly[0].open, 10.0, 1e-9);   // first open
+    EXPECT_NEAR(hourly[0].high, 15.0, 1e-9);   // max high
+    EXPECT_NEAR(hourly[0].low,  8.0, 1e-9);    // min low
+    EXPECT_NEAR(hourly[0].close, 14.0, 1e-9);  // last close
+    EXPECT_TRUE(bucketOHLC({}, 3600).empty());
+
+    // --- chartCandles: candles only when the per-exchange series is active ---
+    using dragonx::data::chartCandles;
+    MarketInfo cm;
+    cm.exchange_ohlc_daily = { {now - 3 * 86400, 1, 1.2, 0.9, 1.1}, {now - 1 * 86400, 1.1, 1.3, 1.0, 1.25} };
+    cm.exchange_chart_active = false;
+    EXPECT_TRUE(chartCandles(cm, 4, now).empty());       // inactive -> line (no candles)
+    cm.exchange_chart_active = true;
+    EXPECT_EQ(chartCandles(cm, 4, now).size(), static_cast<size_t>(2));  // 1M daily
+    EXPECT_TRUE(chartCandles(cm, 0, now).empty());       // Live -> line
+}
+
 // Regression: the Market-tab portfolio (and other consumers) read the combined
 // WalletState::addresses view, which the full-node refresh path builds from the
 // authoritative z/t lists via rebuildAddressList(). Before the fix that rebuild
@@ -6281,6 +6383,7 @@ int main()
     testConsoleModel();
     testPortfolioHelpers();
     testMarketSeries();
+    testExchangeCandles();
     testWalletStateAddressListRebuild();
     testConsoleFoldSpans();
     testConsoleScrollController();