diff --git a/web/src/modules/jira/issues/IssueCard.test.tsx b/web/src/modules/jira/issues/IssueCard.test.tsx
index 7fa547d..0bfb060 100644
--- a/web/src/modules/jira/issues/IssueCard.test.tsx
+++ b/web/src/modules/jira/issues/IssueCard.test.tsx
@@ -73,6 +73,34 @@ describe("карточка задачи", () => {
     expect(screen.getByRole("link", { name: "AURORA-9002" }).closest(".issue")).not.toBeNull();   // O-10: цвет темы
   });
 
+  it("связь на ключ вне зеркала ведёт в Jira, а не в карточку (#103)", async () => {
+    mockFetch((_m, url) => url.pathname === "/settings" ? json(200, settings) : json(200, issue("AURORA-9001", {
+      links_out: [{ target_key: "AURORA-1999", link_type: "ASUPR_Связанные", summary: null, status: null }], links_in: [],
+    })));
+    open("/jira/issues/AURORA-9001");
+    const link = await screen.findByRole("link", { name: /AURORA-1999/ });
+    expect(link).toHaveAttribute("href", "https://sdlc.go.rshbank.ru/jira/browse/AURORA-1999");
+    expect(link).toHaveAttribute("target", "_blank");
+    expect(link.closest("li")).toHaveTextContent("нет в зеркале");
+  });
+
+  it("«Прочие поля»: вид работы отдельно от меток (#42 M-5)", async () => {
+    mockFetch((_m, url) => url.pathname === "/settings" ? json(200, settings) : json(200, issue("AURORA-9001", { labels: ["AWPCA", "kind-dev"] })));
+    open("/jira/issues/AURORA-9001");
+    await screen.findByRole("heading", { level: 2, name: "Тема AURORA-9001" });
+    const other = screen.getByRole("region", { name: "Прочие поля" });
+    expect(within(other).getByText("Вид работы в Jira").nextSibling).toHaveTextContent("разработка");
+    expect(within(other).getByText("Метки").nextSibling).toHaveTextContent("AWPCA");
+    expect(within(other).queryByText(/kind-dev/)).toBeNull();
+  });
+
+  it("пустое описание (одни пробелы) — без раздела «Описание» (#56 M-4)", async () => {
+    mockFetch((_m, url) => url.pathname === "/settings" ? json(200, settings) : json(200, issue("AURORA-9001", { description: "   \n\n" })));
+    open("/jira/issues/AURORA-9001");
+    await screen.findByRole("heading", { level: 2, name: "Тема AURORA-9001" });
+    expect(screen.queryByRole("heading", { name: "Описание" })).toBeNull();
+  });
+
   it("без связей — «связей нет»", async () => {
     mockFetch((_m, url) => url.pathname === "/settings" ? json(200, settings) : json(200, issue("AURORA-9001", { links_out: [], links_in: [] })));
     open("/jira/issues/AURORA-9001");
diff --git a/web/src/modules/jira/issues/IssueCard.tsx b/web/src/modules/jira/issues/IssueCard.tsx
index 6d51e79..7bd142a 100644
--- a/web/src/modules/jira/issues/IssueCard.tsx
+++ b/web/src/modules/jira/issues/IssueCard.tsx
@@ -7,7 +7,7 @@ import type { ChangeEvent, IssueAttachment, IssueComment, IssueDetail } from "..
 import { JIRA_URL } from "../board/constants.ts";
 import { fmtDate, fmtStamp } from "../../../ui/format.ts";
 import { EventList } from "../feed/EventList.tsx";
-import { groupLinks, isOverdue, todayISO } from "./card.ts";
+import { groupLinks, isOverdue, splitKindLabels, todayISO } from "./card.ts";
 import { useCommentsHidden } from "./commentsPref.ts";
 import { IssueLink } from "./IssueLink.tsx";
 import { Badge, Button, IconButton, IconClose, IconExternal, Notice, Panel } from "../../../ui/index.ts";
@@ -22,26 +22,27 @@ import "./issues.css";
 
 const DESC_LINES = 8;
 
-export function IssueCard({ issueKey: key, onClose }: { issueKey: string; onClose: () => void }) {
+export function IssueCard({ issueKey: key, onClose, onBack }: { issueKey: string; onClose: () => void; onBack?: () => void }) {
   const issue = useIssue(key);
   const settings = useSettings();
   const closed = useClosedStatuses();
   const dl = useAttachmentDownload(key);   // одно состояние на вложение для всех кнопок карточки
   const close = <IconButton label="Закрыть" icon={<IconClose />} onClick={onClose} />;
+  const back = onBack && <Button onClick={onBack}>Назад</Button>;
   if (issue.isPending) {
     return <div className="issue" data-testid="issue-card"><div className="issue-head"><div className="row1"><span className="key">{key}</span><span className="spacer" />{close}</div><p className="hint">загрузка {key}…</p></div></div>;
   }
   if (issue.error instanceof ApiError && issue.error.status === 404) {
     return (
       <div className="issue issue--state" data-testid="issue-card">
-        <Notice tone="info" action={<Button onClick={onClose}>Закрыть</Button>}>Задачи {key} нет в зеркале хаба.</Notice>
+        <Notice tone="info" action={<>{back}<Button onClick={onClose}>Закрыть</Button></>}>Задачи {key} нет в зеркале хаба.</Notice>
       </div>
     );
   }
   if (issue.isError && !issue.data) {
     return (
       <div className="issue issue--state" data-testid="issue-card">
-        <Notice tone="error" action={<><Button onClick={() => void issue.refetch()}>Повторить</Button><Button onClick={onClose}>Закрыть</Button></>}>
+        <Notice tone="error" action={<><Button onClick={() => void issue.refetch()}>Повторить</Button>{back}<Button onClick={onClose}>Закрыть</Button></>}>
           {issue.error.message}
         </Notice>
       </div>
@@ -76,14 +77,14 @@ export function IssueCard({ issueKey: key, onClose }: { issueKey: string; onClos
       <div className="cols">
         <div className="main">
           <Links issue={i} linkTypes={(settings.data?.link_types ?? {}) as Record<string, string>} />
-          {i.description && <Description text={i.description} projectKey={settings.data?.project_key} wiki={wiki} />}
+          {i.description?.trim() && <Description text={i.description} projectKey={settings.data?.project_key} wiki={wiki} />}
           {atts && atts.length > 0 && <AttachmentList items={atts} dl={dl} />}
           <Comments items={i.comments ?? []} projectKey={settings.data?.project_key} wiki={wiki} atts={atts ?? []} dl={dl} />
           {i.changes && <History items={i.changes} />}
         </div>
         <Panel className="side">
           <Notes key={i.key} issue={i} />
-          <OtherFields issue={i} />
+          <OtherFields issue={i} kindLabels={settings.data?.kind_labels as Record<string, string> | undefined} />
           <Commands issue={i} />
         </Panel>
       </div>
@@ -107,6 +108,8 @@ function wikiAttachments(atts: IssueAttachment[] | undefined, dl: Download): Wik
   };
 }
 
+const absent = (l: { summary: string | null; status: string | null }) => l.summary === null && l.status === null;
+
 function Links({ issue, linkTypes }: { issue: IssueDetail; linkTypes: Record<string, string> }) {
   const groups = groupLinks(issue, linkTypes);
   return (
@@ -120,8 +123,10 @@ function Links({ issue, linkTypes }: { issue: IssueDetail; linkTypes: Record<str
             {links.map((l, n) => (
               <li key={`${n}:${l.key}:${l.tag ?? ""}`}>
                 {l.tag && <><span className="tag">{l.tag}</span>{" "}</>}
-                <IssueLink issueKey={l.key} />{" "}
-                {l.summary === null && l.status === null
+                {absent(l)
+                  ? <a href={`${JIRA_URL}/browse/${l.key}`} target="_blank" rel="noopener">{l.key}<IconExternal size={12} /></a>
+                  : <IssueLink issueKey={l.key} />}{" "}
+                {absent(l)
                   ? <span className="sum absent">нет в зеркале</span>
                   : <><span className="sum">{l.summary}</span>{l.status && <>{" "}<Badge>{l.status}</Badge></>}</>}
               </li>
@@ -222,9 +227,11 @@ function History({ items }: { items: ChangeEvent[] }) {
   );
 }
 
-function OtherFields({ issue: i }: { issue: IssueDetail }) {
+function OtherFields({ issue: i, kindLabels }: { issue: IssueDetail; kindLabels?: Record<string, string> }) {
+  const { kinds, rest } = splitKindLabels(i.labels, kindLabels);
   const rows: [string, string | null][] = [
-    ["Тип", i.issue_type], ["Приоритет", i.priority], ["Автор", i.reporter], ["Метки", i.labels.join(", ") || null],
+    ["Тип", i.issue_type], ["Приоритет", i.priority], ["Автор", i.reporter],
+    ["Вид работы в Jira", kinds.join(", ") || null], ["Метки", rest.join(", ") || null],
     ["Плановое начало", i.planned_start], ["Обновлена в Jira", i.jira_updated ? fmtStamp(i.jira_updated) : null],
     ["Сосед по связям", i.neighbor ? "да" : null],
   ];
diff --git a/web/src/modules/jira/issues/IssueModal.test.tsx b/web/src/modules/jira/issues/IssueModal.test.tsx
index c646a4a..5ce2091 100644
--- a/web/src/modules/jira/issues/IssueModal.test.tsx
+++ b/web/src/modules/jira/issues/IssueModal.test.tsx
@@ -168,4 +168,63 @@ describe("карточка окном", () => {
     render(<App router={at(["/app/jira/issues/AURORA-2"])} />);
     expect(await screen.findByRole("dialog", { name: "AURORA-2" })).toBeInTheDocument();
   });
+
+  describe("задача не в зеркале после перехода (#103)", () => {
+    const mirror = () => mockFetch((_m, url) => {
+      const p = url.pathname;
+      if (p === "/issues/AURORA-1999") return json(404, {});
+      if (p === "/issues/AURORA-9002") return json(200, issue("AURORA-9002", {
+        links_out: [{ target_key: "AURORA-1999", link_type: "ASUPR_Связанные", summary: "Тема", status: "Новая" }], links_in: [],
+      }));
+      if (p === "/settings") return json(200, settings);
+      if (p === "/projects") return json(200, { projects: [{ label: "AWPCA", name: "АРМ КА", board_id: null, board_type: null, created_at: "", issues_count: 9 }] });
+      if (p === "/issues") return json(200, { issues: rows });
+      if (p === "/batches") return json(200, { batches: [] });
+      return json(200, {});
+    });
+    const msg = "Задачи AURORA-1999 нет в зеркале хаба.";
+
+    it("«Назад» возвращает прежнюю карточку; при новом переходе «Закрыть» закрывает окно", async () => {
+      mirror();
+      const router = at(["/app/jira/issues"]);
+      render(<App router={router} />);
+      await userEvent.click(await screen.findByRole("link", { name: "AURORA-9002" }));
+      await userEvent.click(await within(dialog()).findByRole("link", { name: "AURORA-1999" }));
+      expect(await within(dialog()).findByText(msg)).toBeInTheDocument();
+      await userEvent.click(within(dialog()).getByRole("button", { name: "Назад" }));
+      expect(await within(dialog()).findByRole("heading", { name: /AURORA-9002/ })).toBeInTheDocument();
+      await userEvent.click(within(dialog()).getByRole("link", { name: "AURORA-1999" }));
+      await within(dialog()).findByText(msg);
+      await userEvent.click(within(dialog()).getByRole("button", { name: "Закрыть" }));
+      await waitFor(() => expect(screen.queryByRole("dialog")).toBeNull());
+      expect(router.state.location.pathname).toBe("/app/jira/issues");
+    });
+
+    it("прямой адрес 404 — только «Закрыть»", async () => {
+      mirror();
+      render(<App router={at(["/app/jira/issues/AURORA-1999"])} />);
+      expect(await within(await screen.findByRole("dialog")).findByText(msg)).toBeInTheDocument();
+      expect(within(dialog()).getByRole("button", { name: "Закрыть" })).toBeInTheDocument();
+      expect(within(dialog()).queryByRole("button", { name: "Назад" })).toBeNull();
+    });
+
+    it("«Назад» есть только после перехода: из списка — нет; из прямого адреса после перехода — есть", async () => {
+      mirror();
+      render(<App router={at(["/app/jira/issues"])} />);
+      await userEvent.click(await screen.findByRole("link", { name: "AURORA-9002" }));
+      await within(dialog()).findByRole("heading", { name: /AURORA-9002/ });
+      expect(within(dialog()).queryByRole("button", { name: "Назад" })).toBeNull();
+      await userEvent.click(within(dialog()).getByRole("link", { name: "AURORA-1999" }));
+      await within(dialog()).findByText(msg);
+      expect(within(dialog()).getByRole("button", { name: "Назад" })).toBeInTheDocument();
+    });
+
+    it("переход из прямого адреса — «Назад» есть", async () => {
+      mirror();
+      render(<App router={at(["/app/jira/issues/AURORA-9002"])} />);
+      await userEvent.click(await within(await screen.findByRole("dialog")).findByRole("link", { name: "AURORA-1999" }));
+      await within(dialog()).findByText(msg);
+      expect(within(dialog()).getByRole("button", { name: "Назад" })).toBeInTheDocument();
+    });
+  });
 });
diff --git a/web/src/modules/jira/issues/IssueModal.tsx b/web/src/modules/jira/issues/IssueModal.tsx
index df19501..87d86db 100644
--- a/web/src/modules/jira/issues/IssueModal.tsx
+++ b/web/src/modules/jira/issues/IssueModal.tsx
@@ -7,7 +7,7 @@ import { IssueCard } from "./IssueCard.tsx";
 // окно карточки (design 13): <dialog> держит фокус и делает фон недоступным; Esc и щелчок по фону — onClose.
 // Сами окно не закрываем: оно исчезает вместе с адресом карточки. Если браузер закрыл его сам (Esc без активации
 // пользователя — cancel не отменяемый), открываем снова и просим закрытия по общему пути (блокировщик заметок).
-export function IssueModal({ issueKey, onClose }: { issueKey: string; onClose: () => void }) {
+export function IssueModal({ issueKey, onClose, onBack }: { issueKey: string; onClose: () => void; onBack?: () => void }) {
   // I-2: закрывать щелчком по фону, только если и нажатие было на фоне — выделение текста, отпущенное за краем окна,
   // даёт click на самом <dialog>, но нажатие было внутри содержимого
   const downOnBackdrop = useRef(false);
@@ -26,7 +26,7 @@ export function IssueModal({ issueKey, onClose }: { issueKey: string; onClose: (
         downOnBackdrop.current = false;
         if (e.target === e.currentTarget && fromBackdrop) onClose();
       }}>
-      <ErrorBoundary key={issueKey}><IssueCard issueKey={issueKey} onClose={onClose} /></ErrorBoundary>
+      <ErrorBoundary key={issueKey}><IssueCard issueKey={issueKey} onClose={onClose} onBack={onBack} /></ErrorBoundary>
     </Dialog>
   );
 }
diff --git a/web/src/modules/jira/issues/card.test.ts b/web/src/modules/jira/issues/card.test.ts
index 493e712..6bcc24d 100644
--- a/web/src/modules/jira/issues/card.test.ts
+++ b/web/src/modules/jira/issues/card.test.ts
@@ -1,6 +1,6 @@
 import { describe, expect, it } from "vitest";
 import settings from "../board/__fixtures__/settings.json";
-import { groupLinks, isOverdue, todayISO } from "./card.ts";
+import { groupLinks, isOverdue, splitKindLabels, todayISO } from "./card.ts";
 
 const types = settings.link_types as Record<string, string>;
 const closed = new Set(["Готово", "Снято"]);
@@ -50,3 +50,13 @@ describe("просрочка", () => {
     expect(todayISO(new Date(2026, 0, 5, 23, 30))).toBe("2026-01-05");
   });
 });
+
+describe("splitKindLabels", () => {
+  it("метки видов работ отдельно от прочих", () => {
+    expect(splitKindLabels(["AWPCA", "kind-dev", "kind-ui"], { разработка: "kind-dev", UI: "kind-ui" }))
+      .toEqual({ kinds: ["разработка", "UI"], rest: ["AWPCA"] });
+  });
+  it("без kind_labels — все метки прочие (Review Focus 4)", () => {
+    expect(splitKindLabels(["AWPCA", "kind-dev"], undefined)).toEqual({ kinds: [], rest: ["AWPCA", "kind-dev"] });
+  });
+});
diff --git a/web/src/modules/jira/issues/card.ts b/web/src/modules/jira/issues/card.ts
index 2b5f1ad..437c987 100644
--- a/web/src/modules/jira/issues/card.ts
+++ b/web/src/modules/jira/issues/card.ts
@@ -31,3 +31,14 @@ export function isOverdue(due: string, status: string | null | undefined, closed
 
 export const todayISO = (d = new Date()): string =>
   `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, "0")}-${String(d.getDate()).padStart(2, "0")}`;
+
+// метки задачи: виды работ (метка из kind_labels → название вида) отдельно от прочих меток
+export function splitKindLabels(labels: string[], kindLabels: Record<string, string> | undefined): { kinds: string[]; rest: string[] } {
+  const byLabel = new Map(Object.entries(kindLabels ?? {}).map(([kind, label]) => [label, kind]));
+  const kinds: string[] = [], rest: string[] = [];
+  for (const l of labels) {
+    const k = byLabel.get(l);
+    if (k !== undefined) kinds.push(k); else rest.push(l);
+  }
+  return { kinds, rest };
+}
diff --git a/web/src/modules/jira/issues/overlay.tsx b/web/src/modules/jira/issues/overlay.tsx
index ad3b173..b980c70 100644
--- a/web/src/modules/jira/issues/overlay.tsx
+++ b/web/src/modules/jira/issues/overlay.tsx
@@ -42,8 +42,11 @@ export function useIssueOverlay(): Overlay {
 
   const abortClose = useCallback(() => { closingDirect.current = false; }, []);
 
+  // «Назад» в окне — только если оно открыто переходом из другой карточки (из списка depth = 1; прямой адрес — direct, depth 0)
+  const onBack = card && (card.depth >= 2 || (card.direct && card.depth >= 1)) ? () => void navigate(-1) : undefined;
+
   const element = issueKey
-    ? <CloseAbortContext value={abortClose}><IssueModal issueKey={issueKey} onClose={close} /></CloseAbortContext>
+    ? <CloseAbortContext value={abortClose}><IssueModal issueKey={issueKey} onClose={close} onBack={onBack} /></CloseAbortContext>
     : null;
   return { pageLocation, element };
 }