执行全项目配置隐患与模型命名扫描清单

CLAUDE.md

@@ -42,7 +42,10 @@ backend/
 │   └── versions/
 │       ├── 20260310_add_feishu_outbox_reply_hash.py  # 飞书 outbox 回执哈希幂等字段
 │       ├── 20260311_add_pg_trgm_text_indexes.py      # pg_trgm 扩展与文本检索索引
-│       └── 20260311_add_kb_chunk_ivfflat_index.py    # knowledge_base_chunks 向量 IVFFlat 索引
+│       ├── 20260311_add_kb_chunk_ivfflat_index.py    # knowledge_base_chunks 向量 IVFFlat 索引
+│       └── 20260311_add_conversation_sessions_table.py # 飞书多轮会话上下文持久化表
+├── scripts/                   # 后端运维/数据修复脚本
+│   └── backfill_orphan_signal_links.py               # 回填孤立 signal 的 project_signal_links
 ├── requirements.txt           # Python 依赖
 ├── Dockerfile
 └── tests/
@@ -152,3 +155,4 @@ uvicorn app.main:app --reload --host 0.0.0.0 --port 8000
 - `agents.defaults.timeoutSeconds` 在 OpenClaw 网关行为未验证，当前以 `LLM_REQUEST_TIMEOUT` 环境变量为准
 - World Model 静态层已接入 Redis 缓存（key: `wm:static:{tenant_id}:{project_id}`，TTL 600s）
 - 写操作后主动 invalidate，动态层不缓存
+- AI PMO 意图识别已启用 LLM 主路径（`AI_PMO_INTENT_LLM_ENABLED`，默认开启）；当模型超时/不可用/结构化解析失败时自动降级到规则链路，不中断主流程

backend/.openclaw/pmflow-routing-rules.json

@@ -9,8 +9,8 @@
       "enabled": true,
       "priority": 300,
       "tier": "low",
-      "provider": "openai",
+      "provider": "glm",
-      "model": "zai/glm-4-flash",
+      "model": "GLM-4.7",
       "match_any": [
         "feishu_level_classification",
         "feishu_signal_extraction",
@@ -26,7 +26,7 @@
       "priority": 220,
       "tier": "high",
       "provider": "openai",
-      "model": "minimax/MiniMax-M2.5",
+      "model": "MiniMax-M2.5",
       "match_any": [
         "adaptive_rag_answer",
         "feishu_project_prefill",
@@ -49,7 +49,7 @@
       "priority": 200,
       "tier": "high",
       "provider": "openai",
-      "model": "minimax/MiniMax-M2.5",
+      "model": "MiniMax-M2.5",
       "match_any": [
         "analyze_food_calories",
         "feishu_new_project_brief",

backend/alembic/versions/20260311_add_conversation_sessions_table.py

@@ -0,0 +1,82 @@
+"""add conversation sessions table
+
+Revision ID: add_conversation_sessions_table
+Revises: add_kb_chunk_ivfflat_index
+Create Date: 2026-03-11
+"""
+
+from __future__ import annotations
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "add_conversation_sessions_table"
+down_revision = "add_kb_chunk_ivfflat_index"
+branch_labels = None
+depends_on = None
+
+
+def _table_exists(bind, table_name: str) -> bool:
+    return sa.inspect(bind).has_table(table_name)
+
+
+def _index_exists(bind, table_name: str, index_name: str) -> bool:
+    inspector = sa.inspect(bind)
+    if not inspector.has_table(table_name):
+        return False
+    return any(idx.get("name") == index_name for idx in inspector.get_indexes(table_name))
+
+
+def _create_index_if_missing(bind, table_name: str, index_name: str, columns: list[str], *, unique: bool = False) -> None:
+    if not _index_exists(bind, table_name, index_name):
+        op.create_index(index_name, table_name, columns, unique=unique)
+
+
+def _drop_index_if_exists(bind, table_name: str, index_name: str) -> None:
+    if _index_exists(bind, table_name, index_name):
+        op.drop_index(index_name, table_name=table_name)
+
+
+def upgrade() -> None:
+    bind = op.get_bind()
+    if not _table_exists(bind, "conversation_sessions"):
+        op.create_table(
+            "conversation_sessions",
+            sa.Column("id", sa.Integer(), primary_key=True, autoincrement=True),
+            sa.Column("tenant_id", sa.BigInteger(), nullable=False, server_default="1"),
+            sa.Column("sender", sa.String(length=128), nullable=False),
+            sa.Column("current_project_id", sa.BigInteger(), sa.ForeignKey("projects.id"), nullable=True),
+            sa.Column("last_intent", sa.String(length=64), nullable=True),
+            sa.Column("last_message_text", sa.String(length=200), nullable=True),
+            sa.Column("last_active_at", sa.TIMESTAMP(), nullable=False, server_default=sa.func.now()),
+            sa.Column("created_at", sa.TIMESTAMP(), nullable=False, server_default=sa.func.now()),
+            sa.Column("updated_at", sa.TIMESTAMP(), nullable=False, server_default=sa.func.now(), onupdate=sa.func.now()),
+            sa.UniqueConstraint("tenant_id", "sender", name="uq_conversation_sessions_tenant_sender"),
+        )
+
+    _create_index_if_missing(bind, "conversation_sessions", "ix_conversation_sessions_tenant_id", ["tenant_id"])
+    _create_index_if_missing(bind, "conversation_sessions", "ix_conversation_sessions_sender", ["sender"])
+    _create_index_if_missing(bind, "conversation_sessions", "ix_conversation_sessions_current_project_id", ["current_project_id"])
+    _create_index_if_missing(bind, "conversation_sessions", "ix_conversation_sessions_last_intent", ["last_intent"])
+    _create_index_if_missing(bind, "conversation_sessions", "ix_conversation_sessions_last_active_at", ["last_active_at"])
+    _create_index_if_missing(
+        bind,
+        "conversation_sessions",
+        "ix_conversation_sessions_tenant_sender_last_active",
+        ["tenant_id", "sender", "last_active_at"],
+    )
+
+
+def downgrade() -> None:
+    bind = op.get_bind()
+    if not _table_exists(bind, "conversation_sessions"):
+        return
+
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_tenant_sender_last_active")
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_last_active_at")
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_last_intent")
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_current_project_id")
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_sender")
+    _drop_index_if_exists(bind, "conversation_sessions", "ix_conversation_sessions_tenant_id")
+    op.drop_table("conversation_sessions")

backend/app/config/ai_prompts.py

@@ -500,6 +500,35 @@ PROMPT_AI_WORKER_SIGNAL_SOURCE_EXECUTION = """
 """
 
 
+PROMPT_AI_PMO_INTENT_CLASSIFICATION = """
+首字符必须是 {{，末字符必须是 }}。
+你是 PMFlow 的 AI PMO 意图识别模块。你只做分类，不做执行。
+
+输入：
+- message_text: {message_text}
+- session_last_intent: {session_last_intent}
+- session_project_id: {session_project_id}
+- world_model_project_id: {world_model_project_id}
+- candidate_intents_json: {candidate_intents_json}
+
+输出 JSON：
+{{
+  "intent": "signal_source.onboard|signal.create|query.read_only|project.create|followup.confirm|followup.continue|ignore",
+  "confidence": 0.0,
+  "project_id": 0,
+  "reasoning": "一句话简述判定原因"
+}}
+
+规则：
+1. intent 必须从 candidate_intents_json 内选择，不能自造。
+2. 若消息是短确认语气，优先结合 session_last_intent 判定。
+3. project_id 无法确定时返回 null，不要猜测无依据项目。
+4. 噪音/寒暄/无关消息返回 ignore。
+5. 禁止输出 thinking、analysis、解释句、Markdown、代码块。
+6. 只输出 JSON，不要额外文本。
+"""
+
+
 # ============================================================================
 # Full Adaptive RAG
 # ============================================================================

backend/app/models/__init__.py

@@ -61,6 +61,7 @@ from .decision_record import DecisionRecord
 from .plan_bundle import PlanBundle
 from .reply_receipt import ReplyReceipt
 from .portfolio_snapshot import PortfolioSnapshot
+from .conversation_session import ConversationSession
 
 __all__ = [
     "Base",
@@ -126,4 +127,5 @@ __all__ = [
     "PlanBundle",
     "ReplyReceipt",
     "PortfolioSnapshot",
+    "ConversationSession",
 ]

backend/app/models/conversation_session.py

@@ -0,0 +1,33 @@
+"""飞书/消息对话会话状态。"""
+
+from __future__ import annotations
+
+from datetime import datetime
+from typing import Optional
+
+from sqlalchemy import BigInteger, ForeignKey, Index, Integer, TIMESTAMP, UniqueConstraint, VARCHAR, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from .base import BaseNoTenant
+
+
+class ConversationSession(BaseNoTenant):
+    __tablename__ = "conversation_sessions"
+    __table_args__ = (
+        UniqueConstraint("tenant_id", "sender", name="uq_conversation_sessions_tenant_sender"),
+        Index("ix_conversation_sessions_tenant_sender_last_active", "tenant_id", "sender", "last_active_at"),
+    )
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    tenant_id: Mapped[int] = mapped_column(BigInteger, nullable=False, default=1, index=True)
+    sender: Mapped[str] = mapped_column(VARCHAR(128), nullable=False, index=True)
+    current_project_id: Mapped[Optional[int]] = mapped_column(
+        BigInteger,
+        ForeignKey("projects.id"),
+        nullable=True,
+        index=True,
+    )
+    last_intent: Mapped[Optional[str]] = mapped_column(VARCHAR(64), nullable=True, index=True)
+    last_message_text: Mapped[Optional[str]] = mapped_column(VARCHAR(200), nullable=True)
+    last_active_at: Mapped[datetime] = mapped_column(TIMESTAMP, nullable=False, default=func.now(), index=True)
+    created_at: Mapped[datetime] = mapped_column(TIMESTAMP, nullable=False, default=func.now(), server_default=func.now())

backend/app/schemas/__init__.py

@@ -49,6 +49,7 @@ from .recipe import (
     RecipeImageUploadRequest,
     RecipeAnalyzeCaloriesResponse,
 )
+from .conversation_session import ConversationSessionBase, ConversationSessionRead
 from . import ai as ai_schemas
 
 __all__ = [
@@ -99,4 +100,6 @@ __all__ = [
     "RecipeResponse",
     "RecipeImageUploadRequest",
     "RecipeAnalyzeCaloriesResponse",
+    "ConversationSessionBase",
+    "ConversationSessionRead",
 ]

backend/app/schemas/conversation_session.py

@@ -0,0 +1,24 @@
+"""会话状态 Schema。"""
+
+from __future__ import annotations
+
+from datetime import datetime
+from typing import Optional
+
+from pydantic import BaseModel, ConfigDict, Field
+
+
+class ConversationSessionBase(BaseModel):
+    tenant_id: int
+    sender: str = Field(min_length=1, max_length=128)
+    current_project_id: Optional[int] = None
+    last_intent: Optional[str] = Field(default=None, max_length=64)
+    last_message_text: Optional[str] = Field(default=None, max_length=200)
+    last_active_at: datetime
+    created_at: datetime
+
+
+class ConversationSessionRead(ConversationSessionBase):
+    id: int
+
+    model_config = ConfigDict(from_attributes=True)

backend/app/services/ai_pmo_kernel_service.py

@@ -5,6 +5,7 @@ from __future__ import annotations
 import asyncio
 import hashlib
 import json
+import os
 import re
 import time
 from dataclasses import dataclass
@@ -15,11 +16,13 @@ from sqlalchemy import and_, func, or_, select
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.ext.asyncio import AsyncSession
 
+from ..config.ai_prompts import PROMPT_AI_PMO_INTENT_CLASSIFICATION
 from ..core.logging import get_logger
 from ..database import AsyncSessionLocal
 from ..models import (
     AIProcessingLog,
     Budget,
+    ConversationSession,
     DecisionRecord,
     IngestEvent,
     Notification,
@@ -61,6 +64,7 @@ from .context_cache import ContextCacheService
 from .notification_service import NotificationService
 from .openclaw_commander_service import OpenClawCommanderService
 from .ai_pmo_domain_workflow import SignalSourceDomainWorkflow
+from .llm import llm_service
 from .signal_source_orchestration_service import SignalSourceOrchestrationService
 
 logger = get_logger(__name__)
@@ -143,6 +147,37 @@ POLICY_GATE_RULES: tuple[tuple[str, tuple[str, ...]], ...] = (
     ("charter_rewrite", ("改写charter", "success criteria", "成功标准改", "范围重大变更")),
     ("critical_path_change", ("关键路径", "里程碑改动", "影响多个项目", "跨项目依赖调整")),
 )
+BOOL_TRUE_VALUES = {"1", "true", "yes", "y", "on", "是"}
+SESSION_PROJECT_INHERIT_WINDOW_SECONDS = 30 * 60
+SESSION_SHORT_CONFIRM_WINDOW_SECONDS = 5 * 60
+SHORT_CONFIRM_MAX_MESSAGE_LENGTH = 10
+SHORT_CONFIRM_HINTS = (
+    "是",
+    "好",
+    "对",
+    "确认",
+    "新增",
+    "加",
+    "嗯",
+    "yes",
+    "ok",
+    "好的",
+    "是的",
+    "行",
+    "可以",
+    "没问题",
+)
+INTENT_LLM_TIMEOUT_SECONDS = 8.0
+INTENT_LLM_FUNCTION_NAME = "classify_intent_ai_pmo_kernel"
+INTENT_CANDIDATES = (
+    INTENT_SIGNAL_SOURCE_ONBOARD,
+    INTENT_SIGNAL_CREATE,
+    INTENT_QUERY,
+    INTENT_PROJECT_CREATE,
+    INTENT_FOLLOWUP_CONFIRM,
+    INTENT_FOLLOWUP_CONTINUE,
+    INTENT_IGNORE,
+)
 
 WORLD_MODEL_STATIC_CACHE_TTL_SECONDS = 10 * 60
 WORLD_MODEL_STATIC_CACHE_KEY_PREFIX = "wm:static"
@@ -152,6 +187,13 @@ def _utc_now_naive() -> datetime:
     return datetime.now(timezone.utc).replace(tzinfo=None)
 
 
+def _env_bool(name: str, default: bool = False) -> bool:
+    raw = os.getenv(name)
+    if raw is None:
+        return default
+    return str(raw).strip().lower() in BOOL_TRUE_VALUES
+
+
 def _safe_int(value: Any) -> Optional[int]:
     try:
         if value is None or value == "":
@@ -1004,6 +1046,7 @@ class AIPMOKernelService:
             source_message_id=synthetic_message_id,
             owner_user_id=_safe_int(getattr(operator, "id", None)),
         )
+        session = await self._get_or_create_session(tenant_id=self.tenant_id, sender=sender)
 
         try:
             world_model_query_tables: set[str] = set()
@@ -1011,6 +1054,7 @@ class AIPMOKernelService:
                 message_text=clean_text,
                 project_hint_id=project_hint_id,
                 query_tables=world_model_query_tables,
+                session=session,
             )
             world_model = await self.build_world_model(
                 tenant_id=self.tenant_id,
@@ -1021,8 +1065,16 @@ class AIPMOKernelService:
             )
             self._schedule_portfolio_snapshot_persist(world_model=world_model)
             work_item.state = STATE_MODELED
+            intent, intent_context_source = await self._resolve_intent(
+                message_text=clean_text,
+                session=session,
+                world_model=world_model,
+            )
+            if intent_context_source:
+                world_model["context_source"] = intent_context_source
             work_item.context_snapshot = world_model
-            intent = self.intent_resolver.resolve(
+            resolved_project_for_session = _safe_int(intent.project_id) or _safe_int(world_model.get("resolved_project_id"))
+            fallback_intent = self.intent_resolver.resolve(
                 text=clean_text,
                 project_id=_safe_int(world_model.get("resolved_project_id")),
             )
@@ -1041,6 +1093,13 @@ class AIPMOKernelService:
                     processing_status="success",
                     duration_ms=int((time.perf_counter() - started) * 1000),
                 )
+                await self._update_session(
+                    tenant_id=self.tenant_id,
+                    sender=sender,
+                    current_project_id=resolved_project_for_session,
+                    last_intent=intent.name,
+                    last_message_text=clean_text[:200],
+                )
                 await self.db.commit()
                 return {
                     "handled": True,
@@ -1138,6 +1197,13 @@ class AIPMOKernelService:
                     processing_status="success",
                     duration_ms=int((time.perf_counter() - started) * 1000),
                 )
+                await self._update_session(
+                    tenant_id=self.tenant_id,
+                    sender=sender,
+                    current_project_id=_safe_int(work_item.project_id),
+                    last_intent=intent.name,
+                    last_message_text=clean_text[:200],
+                )
                 await self.db.commit()
                 return self._build_capture_result(
                     work_item=work_item,
@@ -1235,6 +1301,15 @@ class AIPMOKernelService:
                 processing_status="success" if work_item.state in {STATE_SUCCEEDED, STATE_WAITING_MANUAL} else "failed",
                 duration_ms=int((time.perf_counter() - started) * 1000),
             )
+            final_project_id = _safe_int(work_item.project_id) or resolved_project_for_session
+            final_intent_name = str(work_item.intent or fallback_intent.name or "").strip() or intent.name
+            await self._update_session(
+                tenant_id=self.tenant_id,
+                sender=sender,
+                current_project_id=final_project_id,
+                last_intent=final_intent_name,
+                last_message_text=clean_text[:200],
+            )
             await self.db.commit()
             return self._build_capture_result(
                 work_item=work_item,
@@ -1558,12 +1633,14 @@ class AIPMOKernelService:
         message_text: str,
         sender: str,
         project_hint_id: Optional[int],
+        session: Optional[ConversationSession] = None,
     ) -> WorldModel:
         query_tables: set[str] = set()
         project = await self._resolve_project(
             message_text=message_text,
             project_hint_id=project_hint_id,
             query_tables=query_tables,
+            session=session,
         )
         return await self.build_world_model(
             tenant_id=self.tenant_id,
@@ -1584,6 +1661,7 @@ class AIPMOKernelService:
         message_text: str,
         project_hint_id: Optional[int],
         query_tables: Optional[set[str]] = None,
+        session: Optional[ConversationSession] = None,
     ) -> Optional[Project]:
         if project_hint_id is not None:
             self._record_world_model_query_table(query_tables, "projects")
@@ -1625,8 +1703,313 @@ class AIPMOKernelService:
                 normalized_candidate = re.sub(r"\s+", "", str(candidate or "")).lower()
                 if normalized_candidate and normalized_candidate in normalized_message:
                     return project
+        inherited_project_id = self._extract_inherited_project_id(session=session)
+        if inherited_project_id is not None:
+            self._record_world_model_query_table(query_tables, "projects")
+            return (
+                await self.db.execute(
+                    select(Project).where(
+                        and_(
+                            Project.tenant_id == self.tenant_id,
+                            Project.id == int(inherited_project_id),
+                        )
+                    ).limit(1)
+                )
+            ).scalar_one_or_none()
         return None
 
+    @staticmethod
+    def _within_recent_window(last_active_at: Optional[datetime], *, window_seconds: int) -> bool:
+        if not isinstance(last_active_at, datetime):
+            return False
+        now = _utc_now_naive()
+        delta = now - last_active_at
+        return 0 <= delta.total_seconds() <= float(window_seconds)
+
+    def _extract_inherited_project_id(self, *, session: Optional[ConversationSession]) -> Optional[int]:
+        if session is None:
+            return None
+        session_project_id = _safe_int(getattr(session, "current_project_id", None))
+        if session_project_id is None or int(session_project_id) <= 0:
+            return None
+        if not self._within_recent_window(
+            getattr(session, "last_active_at", None),
+            window_seconds=SESSION_PROJECT_INHERIT_WINDOW_SECONDS,
+        ):
+            return None
+        return session_project_id
+
+    async def _get_or_create_session(self, *, tenant_id: int, sender: str) -> ConversationSession:
+        sender_key = str(sender or "").strip()[:128] or "unknown"
+        existing = (
+            await self.db.execute(
+                select(ConversationSession).where(
+                    and_(
+                        ConversationSession.tenant_id == int(tenant_id),
+                        ConversationSession.sender == sender_key,
+                    )
+                ).limit(1)
+            )
+        ).scalar_one_or_none()
+        if existing is not None:
+            return existing
+
+        created = ConversationSession(
+            tenant_id=int(tenant_id),
+            sender=sender_key,
+            current_project_id=None,
+            last_intent=None,
+            last_message_text=None,
+            last_active_at=_utc_now_naive(),
+        )
+        nested_tx = await self.db.begin_nested()
+        try:
+            self.db.add(created)
+            await self.db.flush()
+            await nested_tx.commit()
+            return created
+        except IntegrityError:
+            await nested_tx.rollback()
+            existing = (
+                await self.db.execute(
+                    select(ConversationSession).where(
+                        and_(
+                            ConversationSession.tenant_id == int(tenant_id),
+                            ConversationSession.sender == sender_key,
+                        )
+                    ).limit(1)
+                )
+            ).scalar_one_or_none()
+            if existing is not None:
+                return existing
+            raise
+
+    async def _update_session(
+        self,
+        *,
+        tenant_id: int,
+        sender: str,
+        current_project_id: Optional[int],
+        last_intent: Optional[str],
+        last_message_text: Optional[str],
+    ) -> None:
+        row = await self._get_or_create_session(tenant_id=tenant_id, sender=sender)
+        if current_project_id is not None:
+            row.current_project_id = int(current_project_id)
+        row.last_intent = (str(last_intent or "").strip()[:64] or None)
+        trimmed_message = str(last_message_text or "").strip()
+        row.last_message_text = trimmed_message[:200] if trimmed_message else None
+        row.last_active_at = _utc_now_naive()
+        await self.db.flush()
+
+    @staticmethod
+    def _intent_llm_enabled() -> bool:
+        return _env_bool("AI_PMO_INTENT_LLM_ENABLED", True)
+
+    @classmethod
+    def _is_short_confirmation_message(
+        cls,
+        *,
+        message_text: str,
+        session: Optional[ConversationSession],
+    ) -> bool:
+        if session is None:
+            return False
+        if not cls._within_recent_window(
+            getattr(session, "last_active_at", None),
+            window_seconds=SESSION_SHORT_CONFIRM_WINDOW_SECONDS,
+        ):
+            return False
+        last_intent = str(getattr(session, "last_intent", "") or "").strip()
+        if not last_intent:
+            return False
+        normalized = re.sub(r"\s+", "", str(message_text or "")).lower()
+        if not normalized:
+            return False
+        if len(normalized) > SHORT_CONFIRM_MAX_MESSAGE_LENGTH:
+            return False
+        return any(token in normalized for token in SHORT_CONFIRM_HINTS)
+
+    @staticmethod
+    def _build_canonical_intent(
+        *,
+        intent_name: str,
+        message_text: str,
+        project_id: Optional[int],
+        confidence: float,
+        metadata: Optional[dict[str, Any]] = None,
+    ) -> CanonicalIntent:
+        pretty = re.sub(r"\s+", " ", str(message_text or "")).strip()
+        extras = dict(metadata or {})
+        safe_confidence = max(0.0, min(1.0, float(confidence or 0.0)))
+        if intent_name == INTENT_SIGNAL_SOURCE_ONBOARD:
+            extras.setdefault("source_request", True)
+            return CanonicalIntent(
+                INTENT_SIGNAL_SOURCE_ONBOARD,
+                safe_confidence,
+                project_id,
+                IntentResolver._build_signal_title(pretty, default="新增信号源接入请求"),
+                pretty[:300],
+                extras,
+            )
+        if intent_name == INTENT_SIGNAL_CREATE:
+            return CanonicalIntent(
+                INTENT_SIGNAL_CREATE,
+                safe_confidence,
+                project_id,
+                IntentResolver._build_signal_title(pretty, default="新信号"),
+                pretty[:300],
+                extras,
+            )
+        if intent_name == INTENT_PROJECT_CREATE:
+            return CanonicalIntent(
+                INTENT_PROJECT_CREATE,
+                safe_confidence,
+                project_id,
+                IntentResolver._build_signal_title(pretty, default="新项目创建请求"),
+                pretty[:300],
+                extras,
+            )
+        if intent_name == INTENT_QUERY:
+            return CanonicalIntent(INTENT_QUERY, safe_confidence, project_id, "", pretty[:300], extras)
+        if intent_name == INTENT_FOLLOWUP_CONFIRM:
+            return CanonicalIntent(INTENT_FOLLOWUP_CONFIRM, safe_confidence, project_id, "", "", extras)
+        if intent_name == INTENT_FOLLOWUP_CONTINUE:
+            return CanonicalIntent(INTENT_FOLLOWUP_CONTINUE, safe_confidence, project_id, "", "", extras)
+        return CanonicalIntent(INTENT_IGNORE, safe_confidence, project_id, "", "", extras or {"reason": "unsupported_intent"})
+
+    def _build_short_confirm_intent(
+        self,
+        *,
+        message_text: str,
+        session: ConversationSession,
+        world_model: dict[str, Any],
+    ) -> CanonicalIntent:
+        inherited_name = str(getattr(session, "last_intent", "") or "").strip()
+        if inherited_name not in INTENT_CANDIDATES:
+            inherited_name = INTENT_QUERY
+        inherited_project_id = _safe_int(getattr(session, "current_project_id", None)) or _safe_int(world_model.get("resolved_project_id"))
+        if inherited_project_id is not None and int(inherited_project_id) <= 0:
+            inherited_project_id = None
+        inherited_text = str(getattr(session, "last_message_text", "") or "").strip() or message_text
+        return self._build_canonical_intent(
+            intent_name=inherited_name,
+            message_text=inherited_text,
+            project_id=inherited_project_id,
+            confidence=0.86,
+            metadata={
+                "context_source": "session_inherited",
+                "inherited_from_intent": str(getattr(session, "last_intent", "") or "").strip(),
+            },
+        )
+
+    async def _resolve_intent_with_llm(
+        self,
+        *,
+        message_text: str,
+        session: Optional[ConversationSession],
+        world_model: dict[str, Any],
+    ) -> Optional[CanonicalIntent]:
+        prompt = PROMPT_AI_PMO_INTENT_CLASSIFICATION.format(
+            message_text=str(message_text or "")[:1200],
+            session_last_intent=str(getattr(session, "last_intent", "") or "").strip() if session is not None else "",
+            session_project_id=_safe_int(getattr(session, "current_project_id", None)) if session is not None else None,
+            world_model_project_id=_safe_int(world_model.get("resolved_project_id")),
+            candidate_intents_json=json.dumps(list(INTENT_CANDIDATES), ensure_ascii=False),
+        ).strip()
+        try:
+            extraction = await asyncio.wait_for(
+                llm_service.generate_structured_object(
+                    prompt,
+                    db=self.db,
+                    tenant_id=self.tenant_id,
+                    function_name=INTENT_LLM_FUNCTION_NAME,
+                    use_prompt_profile=False,
+                    temperature=0.0,
+                    max_tokens=260,
+                    response_mode="fast",
+                ),
+                timeout=INTENT_LLM_TIMEOUT_SECONDS,
+            )
+        except TimeoutError:
+            logger.warning(
+                "ai_pmo_intent_llm_timeout",
+                tenant_id=self.tenant_id,
+                timeout_seconds=INTENT_LLM_TIMEOUT_SECONDS,
+            )
+            return None
+        except Exception as exc:
+            logger.warning(
+                "ai_pmo_intent_llm_failed",
+                tenant_id=self.tenant_id,
+                error=str(exc),
+            )
+            return None
+
+        payload = extraction.payload if extraction and isinstance(extraction.payload, dict) else None
+        if payload is None:
+            logger.warning(
+                "ai_pmo_intent_llm_empty_payload",
+                tenant_id=self.tenant_id,
+                error_code=str(getattr(extraction, "error_code", "") or ""),
+                provider=str(getattr(extraction, "provider", "") or ""),
+                model=str(getattr(extraction, "model", "") or ""),
+            )
+            return None
+
+        intent_name = str(payload.get("intent") or "").strip()
+        if intent_name not in INTENT_CANDIDATES:
+            return None
+        confidence = float(payload.get("confidence") or 0.0)
+        project_id = _safe_int(payload.get("project_id"))
+        if project_id is not None and int(project_id) <= 0:
+            project_id = None
+        if project_id is None:
+            project_id = _safe_int(world_model.get("resolved_project_id"))
+        reasoning = str(payload.get("reasoning") or "").strip()
+        return self._build_canonical_intent(
+            intent_name=intent_name,
+            message_text=message_text,
+            project_id=project_id,
+            confidence=confidence,
+            metadata={
+                "context_source": "llm",
+                "reasoning": reasoning[:300],
+                "llm_function": INTENT_LLM_FUNCTION_NAME,
+            },
+        )
+
+    async def _resolve_intent(
+        self,
+        *,
+        message_text: str,
+        session: Optional[ConversationSession],
+        world_model: dict[str, Any],
+    ) -> tuple[CanonicalIntent, str]:
+        project_id = _safe_int(world_model.get("resolved_project_id"))
+        if self._is_short_confirmation_message(message_text=message_text, session=session):
+            if session is None:
+                return self.intent_resolver.resolve(text=message_text, project_id=project_id), "rule_fallback"
+            return (
+                self._build_short_confirm_intent(
+                    message_text=message_text,
+                    session=session,
+                    world_model=world_model,
+                ),
+                "session_inherited",
+            )
+
+        if self._intent_llm_enabled():
+            llm_intent = await self._resolve_intent_with_llm(
+                message_text=message_text,
+                session=session,
+                world_model=world_model,
+            )
+            if llm_intent is not None:
+                return llm_intent, "llm"
+
+        return self.intent_resolver.resolve(text=message_text, project_id=project_id), "rule_fallback"
+
     async def _build_portfolio_summary(
         self,
         *,

backend/app/services/llm.py

@@ -215,6 +215,17 @@ STRUCTURED_OBJECT_SCHEMAS: dict[str, dict[str, Any]] = {
             "next_actions": "list",
         },
     },
+    "classify_intent_ai_pmo_kernel": {
+        "required_keys": ("intent", "confidence", "reasoning"),
+        "type_checks": {
+            "intent": "str",
+            "confidence": "number",
+            "reasoning": "str",
+        },
+        "optional_type_checks": {
+            "project_id": ("number_or_none",),
+        },
+    },
 }
 
 
@@ -1934,6 +1945,8 @@ class LLMService:
             return isinstance(value, list)
         if expected == "number":
             return isinstance(value, (int, float)) and not isinstance(value, bool)
+        if expected == "number_or_none":
+            return value is None or (isinstance(value, (int, float)) and not isinstance(value, bool))
         if expected == "dict_or_none":
             return value is None or isinstance(value, dict)
         return True

backend/app/services/signal_source_orchestration_service.py

@@ -33,7 +33,7 @@ from .prompt_profile_service import prompt_profile_service
 from .llm import llm_service
 
 SOURCE_ONBOARDING_ACTION_RE = re.compile(
-    r"(新增|增加|添加|接入|配置|注册|建立).{0,8}(信号源|来源|监控源|channel|source|webhook|飞书|github|url|rss)",
+    r"(新增|增加|添加|接入|配置|注册|建立|加个|加一个|加).{0,8}(信号源|来源|监控源|channel|source|webhook|飞书|github|url|rss)",
     re.IGNORECASE,
 )
 SOURCE_KIND_HINTS: tuple[tuple[str, tuple[str, ...]], ...] = (
@@ -66,9 +66,12 @@ class SignalSourceOrchestrationService:
     @classmethod
     def looks_like_signal_source_request(cls, text: str) -> bool:
         normalized = re.sub(r"\s+", "", str(text or ""))
-        if len(normalized) < 6:
+        if len(normalized) < 3:
             return False
-        if "信号源" in normalized and any(token in normalized for token in ("新增", "增加", "添加", "接入", "配置", "注册", "建立")):
+        if "信号源" in normalized and any(
+            token in normalized
+            for token in ("新增", "增加", "添加", "接入", "配置", "注册", "建立", "加个", "加一个", "加")
+        ):
             return True
         return bool(SOURCE_ONBOARDING_ACTION_RE.search(normalized))
 

backend/scripts/backfill_orphan_signal_links.py

@@ -0,0 +1,99 @@
+#!/usr/bin/env python3
+"""回填 signals.matched_project_id 对应的 project_signal_links。"""
+
+from __future__ import annotations
+
+import argparse
+import asyncio
+
+from sqlalchemy import and_, select
+
+from app.database import AsyncSessionLocal
+from app.models import ProjectSignalLink, Signal
+
+
+async def _query_orphans(*, tenant_id: int, signal_id: int | None) -> list[tuple[int, int, int, str]]:
+    async with AsyncSessionLocal() as db:
+        stmt = (
+            select(
+                Signal.id,
+                Signal.tenant_id,
+                Signal.matched_project_id,
+                Signal.title,
+            )
+            .outerjoin(
+                ProjectSignalLink,
+                and_(
+                    ProjectSignalLink.tenant_id == Signal.tenant_id,
+                    ProjectSignalLink.signal_id == Signal.id,
+                ),
+            )
+            .where(
+                and_(
+                    Signal.tenant_id == int(tenant_id),
+                    Signal.matched_project_id.is_not(None),
+                    ProjectSignalLink.id.is_(None),
+                )
+            )
+            .order_by(Signal.id.asc())
+        )
+        if signal_id is not None:
+            stmt = stmt.where(Signal.id == int(signal_id))
+        rows = (await db.execute(stmt)).all()
+        return [
+            (
+                int(row[0]),
+                int(row[1]),
+                int(row[2]),
+                str(row[3] or ""),
+            )
+            for row in rows
+            if row[0] is not None and row[1] is not None and row[2] is not None
+        ]
+
+
+async def _apply_backfill(*, tenant_id: int, signal_id: int | None) -> int:
+    rows = await _query_orphans(tenant_id=tenant_id, signal_id=signal_id)
+    if not rows:
+        return 0
+
+    async with AsyncSessionLocal() as db:
+        for sid, tid, pid, _ in rows:
+            db.add(
+                ProjectSignalLink(
+                    tenant_id=tid,
+                    signal_id=sid,
+                    project_id=pid,
+                    link_type="matched_project",
+                    relevance_score=1.0,
+                )
+            )
+        await db.commit()
+    return len(rows)
+
+
+async def _main() -> None:
+    parser = argparse.ArgumentParser(description="Backfill orphan project_signal_links from signals.matched_project_id")
+    parser.add_argument("--tenant-id", type=int, default=1, help="目标租户 ID，默认 1")
+    parser.add_argument("--signal-id", type=int, default=None, help="仅修复指定 signal_id")
+    parser.add_argument("--apply", action="store_true", help="执行写入；不传时仅预览")
+    args = parser.parse_args()
+
+    rows = await _query_orphans(tenant_id=args.tenant_id, signal_id=args.signal_id)
+    print(f"[preview] tenant_id={args.tenant_id} orphan_count={len(rows)}")
+    for sid, _, pid, title in rows[:20]:
+        print(f"- signal_id={sid} -> project_id={pid} title={title[:80]}")
+    if len(rows) > 20:
+        print(f"... ({len(rows) - 20} more)")
+
+    if not args.apply:
+        print("[dry-run] 未执行写入。加 --apply 以回填。")
+        return
+
+    inserted = await _apply_backfill(tenant_id=args.tenant_id, signal_id=args.signal_id)
+    remaining = await _query_orphans(tenant_id=args.tenant_id, signal_id=args.signal_id)
+    print(f"[apply] inserted={inserted} remaining_orphans={len(remaining)}")
+
+
+if __name__ == "__main__":
+    asyncio.run(_main())

backend/tests/test_ai_pmo_kernel_service.py

@@ -7,7 +7,21 @@ from unittest.mock import AsyncMock, patch
 from sqlalchemy import and_, select
 from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
 
-from app.models import Base, Budget, PortfolioSnapshot, Project, ProjectDomain, Task, TruthNode, User, UserProject, UserSkillBinding, UserWorkload, WorkItem
+from app.models import (
+    Base,
+    Budget,
+    ConversationSession,
+    PortfolioSnapshot,
+    Project,
+    ProjectDomain,
+    Task,
+    TruthNode,
+    User,
+    UserProject,
+    UserSkillBinding,
+    UserWorkload,
+    WorkItem,
+)
 from app.services.ai_pmo_cadence_service import AIPMOCadenceService
 from app.services.ai_pmo_kernel_service import (
     AIPMOKernelService,
@@ -15,11 +29,14 @@ from app.services.ai_pmo_kernel_service import (
     IntentResolver,
 )
 from app.services.ai_pmo_domain_workflow import SignalSourceDomainWorkflow
+from app.services.llm import StructuredExtractionResult
 from app.services.signal_source_orchestration_service import SignalSourceOrchestrationService
 
 
 class AIPMOKernelServiceTest(unittest.IsolatedAsyncioTestCase):
     async def asyncSetUp(self) -> None:
+        self._old_intent_llm_enabled = os.environ.get("AI_PMO_INTENT_LLM_ENABLED")
+        os.environ["AI_PMO_INTENT_LLM_ENABLED"] = "0"
         tmp = NamedTemporaryFile(prefix="pmflow-ai-pmo-test-", suffix=".db", delete=False)
         tmp.close()
         self.db_path = tmp.name
@@ -149,6 +166,10 @@ class AIPMOKernelServiceTest(unittest.IsolatedAsyncioTestCase):
 
     async def asyncTearDown(self) -> None:
         await self.engine.dispose()
+        if self._old_intent_llm_enabled is None:
+            os.environ.pop("AI_PMO_INTENT_LLM_ENABLED", None)
+        else:
+            os.environ["AI_PMO_INTENT_LLM_ENABLED"] = self._old_intent_llm_enabled
         if getattr(self, "db_path", None):
             try:
                 os.remove(self.db_path)
@@ -254,6 +275,187 @@ class AIPMOKernelServiceTest(unittest.IsolatedAsyncioTestCase):
         self.assertEqual(second["status"], "ignored")
         self.assertFalse(second["direct_reply_required"])
 
+    async def test_short_confirmation_inherits_last_intent_and_project(self) -> None:
+        async with self.session_factory() as db:
+            service = AIPMOKernelService(db, tenant_id=1)
+            await service.process_ingress(
+                source_system="feishu",
+                source_message_id="ctx-source-1",
+                message_text="给项目ID: 1 新增一个 GitHub 信号源，监控 openai/codex。",
+                sender="老板",
+                channel_ref="oc_ctx",
+                source_sender_open_id="ou_boss",
+                project_hint_id=1,
+            )
+            second = await service.process_ingress(
+                source_system="feishu",
+                source_message_id="ctx-source-2",
+                message_text="是的新增吧",
+                sender="老板",
+                channel_ref="oc_ctx",
+                source_sender_open_id="ou_boss",
+            )
+            second_item = (
+                await db.execute(
+                    select(WorkItem).where(
+                        and_(
+                            WorkItem.tenant_id == 1,
+                            WorkItem.source_message_id == "ctx-source-2",
+                        )
+                    )
+                )
+            ).scalar_one()
+            session_row = (
+                await db.execute(
+                    select(ConversationSession).where(
+                        and_(
+                            ConversationSession.tenant_id == 1,
+                            ConversationSession.sender == "老板",
+                        )
+                    )
+                )
+            ).scalar_one()
+
+        self.assertEqual(second["status"], "captured")
+        self.assertEqual(second_item.intent, INTENT_SIGNAL_SOURCE_ONBOARD)
+        self.assertEqual(int(second_item.project_id or 0), 1)
+        self.assertEqual((second_item.context_snapshot or {}).get("context_source"), "session_inherited")
+        self.assertEqual(session_row.last_intent, INTENT_SIGNAL_SOURCE_ONBOARD)
+        self.assertEqual(int(session_row.current_project_id or 0), 1)
+
+    async def test_project_id_inherits_from_recent_session_when_message_has_no_project_text(self) -> None:
+        async with self.session_factory() as db:
+            service = AIPMOKernelService(db, tenant_id=1)
+            await service.process_ingress(
+                source_system="pmflow_manual",
+                source_message_id="project-inherit-1",
+                message_text="给项目ID: 1 新增一条信号：跟踪江苏医保支付改革。",
+                sender="老板",
+                channel_ref="pmflow",
+                project_hint_id=1,
+            )
+            second = await service.process_ingress(
+                source_system="pmflow_manual",
+                source_message_id="project-inherit-2",
+                message_text="新增一条信号：跟踪医药招采节奏变化。",
+                sender="老板",
+                channel_ref="pmflow",
+            )
+            second_item = (
+                await db.execute(
+                    select(WorkItem).where(
+                        and_(
+                            WorkItem.tenant_id == 1,
+                            WorkItem.source_message_id == "project-inherit-2",
+                        )
+                    )
+                )
+            ).scalar_one()
+
+        self.assertTrue(second["handled"])
+        self.assertEqual(second_item.intent, "signal.create")
+        self.assertEqual(int(second_item.project_id or 0), 1)
+        self.assertEqual(second["linked_project_ids"], [1])
+
+    async def test_intent_llm_primary_path_marks_context_source(self) -> None:
+        prev = os.environ.get("AI_PMO_INTENT_LLM_ENABLED")
+        os.environ["AI_PMO_INTENT_LLM_ENABLED"] = "1"
+        try:
+            async with self.session_factory() as db:
+                service = AIPMOKernelService(db, tenant_id=1)
+                with patch(
+                    "app.services.ai_pmo_kernel_service.llm_service.generate_structured_object",
+                    AsyncMock(
+                        return_value=StructuredExtractionResult(
+                            payload={
+                                "intent": "signal_source.onboard",
+                                "confidence": 0.95,
+                                "project_id": 1,
+                                "reasoning": "用户要新增信号源",
+                            },
+                            source_field="content",
+                            provider="openai",
+                            model="zai/glm-4.7",
+                            raw_text='{"intent":"signal_source.onboard"}',
+                            validation="ok",
+                        )
+                    ),
+                ):
+                    result = await service.process_ingress(
+                        source_system="pmflow_manual",
+                        source_message_id="llm-intent-1",
+                        message_text="这个项目每天看竞品动态，帮我接入一下。",
+                        sender="老板",
+                        channel_ref="pmflow",
+                        project_hint_id=1,
+                    )
+                item = (
+                    await db.execute(
+                        select(WorkItem).where(
+                            and_(
+                                WorkItem.tenant_id == 1,
+                                WorkItem.source_message_id == "llm-intent-1",
+                            )
+                        )
+                    )
+                ).scalar_one()
+
+            self.assertTrue(result["handled"])
+            self.assertEqual(item.intent, INTENT_SIGNAL_SOURCE_ONBOARD)
+            self.assertEqual((item.context_snapshot or {}).get("context_source"), "llm")
+        finally:
+            if prev is None:
+                os.environ.pop("AI_PMO_INTENT_LLM_ENABLED", None)
+            else:
+                os.environ["AI_PMO_INTENT_LLM_ENABLED"] = prev
+
+    async def test_intent_llm_failure_falls_back_to_rule_resolver(self) -> None:
+        prev = os.environ.get("AI_PMO_INTENT_LLM_ENABLED")
+        os.environ["AI_PMO_INTENT_LLM_ENABLED"] = "1"
+        try:
+            async with self.session_factory() as db:
+                service = AIPMOKernelService(db, tenant_id=1)
+                with patch(
+                    "app.services.ai_pmo_kernel_service.llm_service.generate_structured_object",
+                    AsyncMock(
+                        return_value=StructuredExtractionResult(
+                            payload=None,
+                            source_field="",
+                            provider="openai",
+                            model="zai/glm-4.7",
+                            error_code="model_not_allowed",
+                            raw_text="403 ModelNotAllowed",
+                            validation="invalid",
+                        )
+                    ),
+                ):
+                    await service.process_ingress(
+                        source_system="pmflow_manual",
+                        source_message_id="llm-intent-fallback-1",
+                        message_text="给项目ID: 1 新增一个 GitHub 信号源，监控 openai/codex。",
+                        sender="老板",
+                        channel_ref="pmflow",
+                        project_hint_id=1,
+                    )
+                item = (
+                    await db.execute(
+                        select(WorkItem).where(
+                            and_(
+                                WorkItem.tenant_id == 1,
+                                WorkItem.source_message_id == "llm-intent-fallback-1",
+                            )
+                        )
+                    )
+                ).scalar_one()
+
+            self.assertEqual(item.intent, INTENT_SIGNAL_SOURCE_ONBOARD)
+            self.assertEqual((item.context_snapshot or {}).get("context_source"), "rule_fallback")
+        finally:
+            if prev is None:
+                os.environ.pop("AI_PMO_INTENT_LLM_ENABLED", None)
+            else:
+                os.environ["AI_PMO_INTENT_LLM_ENABLED"] = prev
+
     async def test_policy_gate_blocks_archive_like_request(self) -> None:
         async with self.session_factory() as db:
             service = AIPMOKernelService(db, tenant_id=1)

backend/tests/test_signal_source_orchestration_service.py

@@ -118,6 +118,11 @@ class SignalSourceOrchestrationServiceTest(unittest.TestCase):
                 "请新增一个 GitHub 信号源，监控核心仓库 issue。"
             )
         )
+        self.assertTrue(
+            SignalSourceOrchestrationService.looks_like_signal_source_request(
+                "给这个项目加个信号源。"
+            )
+        )
         self.assertFalse(
             SignalSourceOrchestrationService.looks_like_signal_source_request(
                 "把任务 12 分给张三。"

frontend/src/components/layout/Layout.tsx

@@ -1,14 +1,30 @@
-import { Outlet } from "react-router-dom";
+import { useEffect, useState } from "react";
+import { Outlet, useLocation } from "react-router-dom";
 import { Sidebar } from "./Sidebar";
 import { TopBar } from "./TopBar";
 
 export default function Layout() {
+  const location = useLocation();
+  const [mobileSidebarOpen, setMobileSidebarOpen] = useState(false);
+
+  useEffect(() => {
+    setMobileSidebarOpen(false);
+  }, [location.pathname, location.search]);
+
   return (
-    <div className="flex h-screen bg-[#F3F5F7]">
+    <div className="relative flex h-screen overflow-hidden bg-[#F3F5F7]">
-      <Sidebar />
+      <Sidebar open={mobileSidebarOpen} onClose={() => setMobileSidebarOpen(false)} />
-      <div className="flex flex-1 flex-col overflow-hidden">
+      {mobileSidebarOpen && (
-        <TopBar />
+        <button
-        <main className="flex-1 overflow-auto bg-[#F3F5F7] p-6">
+          type="button"
+          aria-label="关闭菜单遮罩"
+          className="fixed inset-0 z-40 bg-slate-900/45 md:hidden"
+          onClick={() => setMobileSidebarOpen(false)}
+        />
+      )}
+      <div className="flex min-w-0 flex-1 flex-col overflow-hidden">
+        <TopBar onMenuToggle={() => setMobileSidebarOpen((open) => !open)} />
+        <main className="flex-1 overflow-auto bg-[#F3F5F7] p-3 sm:p-4 md:p-6">
           <Outlet />
         </main>
       </div>

frontend/src/components/layout/Sidebar.tsx

@@ -9,6 +9,7 @@ import {
   Users,
   Sparkles,
   Sliders,
+  X,
 } from "lucide-react";
 import { cn } from "@/lib/utils";
 import { isManagerRole } from "@/lib/rbac";
@@ -25,7 +26,12 @@ const baseNavItems = [
   { to: "/skills", label: "能力管理", icon: BarChart3 },
 ];
 
-export function Sidebar() {
+interface SidebarProps {
+  open: boolean;
+  onClose: () => void;
+}
+
+export function Sidebar({ open, onClose }: SidebarProps) {
   const { theme, toggleTheme } = useTheme();
   const user = useAuthStore((s) => s.user);
   const isManager = isManagerRole(user?.role);
@@ -34,21 +40,37 @@ export function Sidebar() {
     : baseNavItems;
 
   return (
-    <aside className="flex w-72 flex-col border-r border-slate-200 bg-[#F8F9FA] px-4 py-4">
+    <aside
+      className={cn(
+        "fixed inset-y-0 left-0 z-50 flex w-[min(18rem,85vw)] flex-col border-r border-slate-200 bg-[#F8F9FA] px-4 py-4 transition-transform duration-200 ease-out md:static md:z-auto md:w-72 md:translate-x-0",
+        open ? "translate-x-0" : "-translate-x-full"
+      )}
+    >
       <div className="flex h-16 items-center gap-2 rounded-2xl bg-white px-4 shadow-[0_8px_22px_rgba(15,23,42,0.08)]">
         <div className="flex h-9 w-9 items-center justify-center rounded-xl bg-blue-600 text-sm font-bold text-white">
           PM
         </div>
-        <div>
+        <div className="min-w-0">
           <span className="text-base font-bold tracking-tight text-slate-900">PMFlow</span>
           <p className="text-[11px] text-slate-500">AI 原生项目操作台</p>
         </div>
+        <Button
+          type="button"
+          variant="ghost"
+          size="icon"
+          className="ml-auto md:hidden"
+          onClick={onClose}
+          aria-label="关闭侧边栏"
+        >
+          <X className="h-4 w-4" />
+        </Button>
       </div>
       <nav className="mt-4 flex-1 space-y-1">
         {navItems.map(({ to, label, icon: Icon }) => (
           <NavLink
             key={to}
             to={to}
+            onClick={onClose}
             className={({ isActive }) =>
               cn(
                 "flex items-center gap-3 rounded-2xl px-4 py-3 text-sm font-medium transition-all",

frontend/src/components/layout/TopBar.tsx

@@ -1,5 +1,5 @@
 import { useEffect, useMemo, useRef, useState } from "react";
-import { Bell, CheckCircle2, LoaderCircle, LogOut, ShieldAlert, User } from "lucide-react";
+import { Bell, CheckCircle2, LoaderCircle, LogOut, Menu, ShieldAlert, User } from "lucide-react";
 import { Link, useLocation, useNavigate } from "react-router-dom";
 import { aiPmoApi, type AIPMOWorkItemListPayload } from "@/api/aiPmo";
 import { useAuthStore } from "@/stores/auth";
@@ -49,6 +49,10 @@ const SECTION_CHROME: Record<InboxDisplayKind, string> = {
   info: "bg-slate-100 text-slate-600",
 };
 
+interface TopBarProps {
+  onMenuToggle: () => void;
+}
+
 function formatRelativeTime(value?: string | null) {
   if (!value) return "-";
   const date = parseBackendDate(value);
@@ -63,7 +67,7 @@ function formatRelativeTime(value?: string | null) {
   return `${Math.floor(diffMs / day)} 天前`;
 }
 
-export function TopBar() {
+export function TopBar({ onMenuToggle }: TopBarProps) {
   const { user, logout } = useAuthStore();
   const navigate = useNavigate();
   const location = useLocation();
@@ -142,14 +146,24 @@ export function TopBar() {
   const badgeCount = inboxData.leaderSummary.decision_count + notifications.unread_count;
 
   return (
-    <header className="flex h-16 items-center justify-between border-b border-slate-200 bg-white px-6 shadow-[0_1px_0_rgba(15,23,42,0.04)]">
+    <header className="flex h-16 min-w-0 items-center justify-between border-b border-slate-200 bg-white px-3 shadow-[0_1px_0_rgba(15,23,42,0.04)] sm:px-4 md:px-6">
-      <div className="flex items-center gap-4">
+      <div className="flex min-w-0 items-center gap-2 sm:gap-4">
-        <div>
+        <Button
-          <div className="text-sm font-semibold text-slate-900">PMFlow</div>
+          type="button"
-          <div className="text-xs text-slate-500">AI 原生项目管理操作台</div>
+          variant="ghost"
+          size="icon"
+          className="md:hidden"
+          onClick={onMenuToggle}
+          aria-label="打开侧边栏菜单"
+        >
+          <Menu className="h-5 w-5" />
+        </Button>
+        <div className="min-w-0">
+          <div className="truncate text-sm font-semibold text-slate-900">PMFlow</div>
+          <div className="hidden text-xs text-slate-500 sm:block">AI 原生项目管理操作台</div>
         </div>
       </div>
-      <div className="flex items-center gap-2">
+      <div className="flex items-center gap-1 sm:gap-2">
         <DropdownMenu>
           <DropdownMenuTrigger asChild>
             <Button variant="ghost" size="icon" title={zhCN.bell.title} className="relative">

frontend/src/components/sstc/AIVisibilityPanel.tsx

@@ -361,7 +361,7 @@ export function AIVisibilityPanel({ projectId }: AIVisibilityPanelProps) {
       )}
 
       <Dialog open={detailOpen} onOpenChange={setDetailOpen}>
-        <DialogContent className="left-auto right-0 top-0 h-screen w-[760px] max-w-[95vw] translate-x-0 translate-y-0 overflow-y-auto rounded-none">
+        <DialogContent className="left-auto right-0 top-0 h-screen w-[min(760px,100vw)] max-w-[100vw] translate-x-0 translate-y-0 overflow-y-auto rounded-none">
           <DialogHeader>
             <DialogTitle>AI 处理日志详情</DialogTitle>
             <DialogDescription>

frontend/src/components/sstc/SSTCCharterStagePanel.tsx

@@ -60,6 +60,8 @@ interface ModuleFieldEditState {
 interface SSTCCharterStagePanelProps {
   charters: SSTCCharter[];
   selectedCharter: SSTCCharter | null;
+  isMobileViewport: boolean;
+  readOnly: boolean;
   charterDetail?: CharterDetailShape;
   charterDraftTitle: string;
   charterModuleDraft: {
@@ -118,6 +120,8 @@ interface SSTCCharterStagePanelProps {
 export function SSTCCharterStagePanel({
   charters,
   selectedCharter,
+  isMobileViewport,
+  readOnly,
   charterDetail,
   charterDraftTitle,
   charterModuleDraft,
@@ -157,6 +161,7 @@ export function SSTCCharterStagePanel({
     )
   );
   const sourceSummary = sourceNames.length > 0 ? sourceNames.join("/") : "未绑定";
+  const mobileReadOnly = isMobileViewport && readOnly;
   const autoFields = activeModule.fields.filter((field) => field.editable === false);
   const prevModule = activeModuleIndex > 0 ? CHARTER_MODULE_SCHEMAS[activeModuleIndex - 1] : null;
   const nextModule =
@@ -233,34 +238,39 @@ export function SSTCCharterStagePanel({
                     style={{ width: `${filledModulePercent}%` }}
                   />
                 </div>
+                {mobileReadOnly && (
+                  <p className="mt-2 text-xs text-amber-700">移动端只读模式：请在桌面端进行编辑与提交操作</p>
+                )}
               </div>
-              <div className="flex flex-wrap gap-2">
+              {!mobileReadOnly && (
-                <Button
+                <div className="flex flex-wrap gap-2">
-                  size="sm"
+                  <Button
-                  variant="outline"
+                    size="sm"
-                  className="border-slate-200 bg-white text-slate-700 hover:bg-slate-50"
+                    variant="outline"
-                  disabled={!selectedCharter || updateCharterMutation.isPending}
+                    className="border-slate-200 bg-white text-slate-700 hover:bg-slate-50"
-                  onClick={() => {
+                    disabled={!selectedCharter || updateCharterMutation.isPending}
-                    if (!selectedCharter) return;
+                    onClick={() => {
-                    updateCharterMutation.mutate({
+                      if (!selectedCharter) return;
-                      charterId: selectedCharter.id,
+                      updateCharterMutation.mutate({
-                      title: compactTitle(charterDraftTitle || selectedCharter.title, 24),
+                        charterId: selectedCharter.id,
-                      content: serializedCharterContent,
+                        title: compactTitle(charterDraftTitle || selectedCharter.title, 24),
-                    });
+                        content: serializedCharterContent,
-                  }}
+                      });
-                >
+                    }}
-                  {updateCharterMutation.isPending ? "保存中…" : "更新版本"}
+                  >
-                </Button>
+                    {updateCharterMutation.isPending ? "保存中…" : "更新版本"}
-                <Button
+                  </Button>
-                  size="sm"
+                  <Button
-                  className="bg-blue-600 text-white hover:bg-blue-700"
+                    size="sm"
-                  disabled={!selectedCharter}
+                    className="bg-blue-600 text-white hover:bg-blue-700"
-                  onClick={() => selectedCharter && startAlignmentMutation.mutate(selectedCharter.id)}
+                    disabled={!selectedCharter}
-                >
+                    onClick={() => selectedCharter && startAlignmentMutation.mutate(selectedCharter.id)}
-                  <PlayCircle className="mr-2 h-4 w-4" />
+                  >
-                  发起对齐
+                    <PlayCircle className="mr-2 h-4 w-4" />
-                </Button>
+                    发起对齐
-              </div>
+                  </Button>
+                </div>
+              )}
             </div>
 
             <div className="flex flex-wrap items-center justify-between gap-2 rounded-xl bg-[#F4F7FF] px-3 py-2 text-xs text-slate-600">
@@ -275,15 +285,17 @@ export function SSTCCharterStagePanel({
                 >
                   查看溯源
                 </Button>
-                <Button
+                {!mobileReadOnly && (
-                  size="sm"
+                  <Button
-                  variant="ghost"
+                    size="sm"
-                  className="h-7 px-2 text-xs text-slate-600 hover:bg-blue-50 hover:text-blue-700"
+                    variant="ghost"
-                  disabled={!selectedCharter}
+                    className="h-7 px-2 text-xs text-slate-600 hover:bg-blue-50 hover:text-blue-700"
-                  onClick={() => selectedCharter && confirmAlignmentMutation.mutate(selectedCharter.id)}
+                    disabled={!selectedCharter}
-                >
+                    onClick={() => selectedCharter && confirmAlignmentMutation.mutate(selectedCharter.id)}
-                  确认对齐
+                  >
-                </Button>
+                    确认对齐
+                  </Button>
+                )}
               </div>
             </div>
 
@@ -344,9 +356,13 @@ export function SSTCCharterStagePanel({
             <section className="space-y-4">
               <Input
                 value={charterDraftTitle || selectedCharter?.title || ""}
-                onChange={(e) => setCharterDraftTitle(e.target.value)}
+                onChange={(e) => {
+                  if (mobileReadOnly) return;
+                  setCharterDraftTitle(e.target.value);
+                }}
                 placeholder="宪章标题（自动精简）"
-                className="border-0 bg-[#F8F9FA] shadow-[inset_0_0_0_1px_rgba(148,163,184,0.28)]"
+                readOnly={mobileReadOnly}
+                className="border-0 bg-[#F8F9FA] shadow-[inset_0_0_0_1px_rgba(148,163,184,0.28)] read-only:cursor-not-allowed read-only:bg-slate-100"
               />
 
               <div className="rounded-xl bg-[#F8F9FA] p-4">
@@ -378,16 +394,24 @@ export function SSTCCharterStagePanel({
                             <Textarea
                               rows={field.rows || 3}
                               value={charterModuleDraft.modules[activeModule.key][field.key] || ""}
-                              onChange={(e) => updateModuleField(activeModule.key, field.key, e.target.value)}
+                              onChange={(e) => {
+                                if (mobileReadOnly) return;
+                                updateModuleField(activeModule.key, field.key, e.target.value);
+                              }}
                               placeholder={field.placeholder}
-                              className="border-slate-200 bg-white text-xs shadow-[0_1px_2px_rgba(15,23,42,0.04)]"
+                              readOnly={mobileReadOnly}
+                              className="border-slate-200 bg-white text-xs shadow-[0_1px_2px_rgba(15,23,42,0.04)] read-only:cursor-not-allowed read-only:bg-slate-100"
                             />
                           ) : (
                             <Input
                               value={charterModuleDraft.modules[activeModule.key][field.key] || ""}
-                              onChange={(e) => updateModuleField(activeModule.key, field.key, e.target.value)}
+                              onChange={(e) => {
+                                if (mobileReadOnly) return;
+                                updateModuleField(activeModule.key, field.key, e.target.value);
+                              }}
                               placeholder={field.placeholder}
-                              className="border-slate-200 bg-white shadow-[0_1px_2px_rgba(15,23,42,0.04)]"
+                              readOnly={mobileReadOnly}
+                              className="border-slate-200 bg-white shadow-[0_1px_2px_rgba(15,23,42,0.04)] read-only:cursor-not-allowed read-only:bg-slate-100"
                             />
                           )}
                           <div className="mt-2 flex items-center justify-between gap-2 text-[11px]">
@@ -399,32 +423,34 @@ export function SSTCCharterStagePanel({
                                 <p className="text-slate-400">{aiReferenceText}</p>
                               )}
                             </div>
-                            <div className="flex items-center gap-1">
+                            {!mobileReadOnly && (
-                              <Button
+                              <div className="flex items-center gap-1">
-                                size="sm"
+                                <Button
-                                variant="ghost"
+                                  size="sm"
-                                className="h-7 w-7 p-0 text-blue-700 hover:bg-blue-50"
+                                  variant="ghost"
-                                disabled={!selectedCharter || aiPrefillCharterMutation.isPending}
+                                  className="h-7 w-7 p-0 text-blue-700 hover:bg-blue-50"
-                                onClick={() =>
+                                  disabled={!selectedCharter || aiPrefillCharterMutation.isPending}
-                                  selectedCharter &&
+                                  onClick={() =>
-                                  aiPrefillCharterMutation.mutate({ charterId: selectedCharter.id, force: true })
+                                    selectedCharter &&
-                                }
+                                    aiPrefillCharterMutation.mutate({ charterId: selectedCharter.id, force: true })
-                              >
+                                  }
-                                <Sparkles className="h-3.5 w-3.5" />
+                                >
-                              </Button>
+                                  <Sparkles className="h-3.5 w-3.5" />
-                              <Button
+                                </Button>
-                                size="sm"
+                                <Button
-                                variant="ghost"
+                                  size="sm"
-                                className="h-7 px-2 text-[11px] text-slate-600 hover:bg-slate-100"
+                                  variant="ghost"
-                                disabled={!selectedCharter || aiPrefillCharterMutation.isPending}
+                                  className="h-7 px-2 text-[11px] text-slate-600 hover:bg-slate-100"
-                                onClick={() =>
+                                  disabled={!selectedCharter || aiPrefillCharterMutation.isPending}
-                                  selectedCharter &&
+                                  onClick={() =>
-                                  aiPrefillCharterMutation.mutate({ charterId: selectedCharter.id, force: true })
+                                    selectedCharter &&
-                                }
+                                    aiPrefillCharterMutation.mutate({ charterId: selectedCharter.id, force: true })
-                              >
+                                  }
-                                再次优化
+                                >
-                              </Button>
+                                  再次优化
-                            </div>
+                                </Button>
+                              </div>
+                            )}
                           </div>
                         </div>
                       );
@@ -440,11 +466,14 @@ export function SSTCCharterStagePanel({
                             return (
                               <div key={`qa-${idx}`} className="rounded-lg bg-white p-2 shadow-[0_1px_2px_rgba(15,23,42,0.08)]">
                                 <p className="text-xs font-medium text-slate-700">Q{idx + 1} {question}</p>
-                                {editing ? (
+                                {editing && !mobileReadOnly ? (
                                   <Textarea
                                     rows={2}
                                     value={alignmentQaAnswers[idx] || ""}
-                                    onChange={(e) => updateAlignmentQaAnswer(idx, e.target.value)}
+                                    onChange={(e) => {
+                                      if (mobileReadOnly) return;
+                                      updateAlignmentQaAnswer(idx, e.target.value);
+                                    }}
                                     className="mt-2 border-slate-200 bg-white text-xs"
                                   />
                                 ) : (
@@ -452,16 +481,18 @@ export function SSTCCharterStagePanel({
                                     {alignmentQaAnswers[idx] || "AI 待补全"}
                                   </p>
                                 )}
-                                <div className="mt-2 flex justify-end">
+                                {!mobileReadOnly && (
-                                  <Button
+                                  <div className="mt-2 flex justify-end">
-                                    size="sm"
+                                    <Button
-                                    variant="ghost"
+                                      size="sm"
-                                    className="h-6 px-2 text-[11px] text-slate-600 hover:bg-slate-100"
+                                      variant="ghost"
-                                    onClick={() => setEditingAlignmentQaIndex(editing ? null : idx)}
+                                      className="h-6 px-2 text-[11px] text-slate-600 hover:bg-slate-100"
-                                  >
+                                      onClick={() => setEditingAlignmentQaIndex(editing ? null : idx)}
-                                    {editing ? "完成" : "编辑"}
+                                    >
-                                  </Button>
+                                      {editing ? "完成" : "编辑"}
-                                </div>
+                                    </Button>
+                                  </div>
+                                )}
                               </div>
                             );
                           }

frontend/src/components/sstc/SSTCExecutionBoardPanel.tsx

@@ -37,15 +37,15 @@ export function SSTCExecutionBoardPanel({
 }: SSTCExecutionBoardPanelProps) {
   return (
     <Card>
-      <CardHeader className="flex flex-row items-center justify-between">
+      <CardHeader className="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
-        <div>
+        <div className="min-w-0">
           <CardTitle className="text-lg">执行看板</CardTitle>
-          <p className="text-sm text-muted-foreground">支持拖拽任务卡片变更状态，实时同步执行状态</p>
+          <p className="text-xs text-muted-foreground sm:text-sm">支持拖拽任务卡片变更状态，实时同步执行状态</p>
         </div>
-        <div className="flex flex-wrap gap-2">
+        <div className="grid w-full gap-2 sm:flex sm:w-auto sm:flex-wrap">
           <Button
             size="sm"
-            className="bg-blue-600 text-white hover:bg-blue-700"
+            className="w-full bg-blue-600 text-white hover:bg-blue-700 sm:w-auto"
             disabled={stageLocked || optimizeWorkloadMutation.isPending}
             onClick={() => optimizeWorkloadMutation.mutate("rebalance")}
           >
@@ -54,12 +54,13 @@ export function SSTCExecutionBoardPanel({
           <Button
             size="sm"
             variant="outline"
+            className="w-full sm:w-auto"
             disabled={stageLocked || optimizeWorkloadMutation.isPending}
             onClick={() => optimizeWorkloadMutation.mutate("unassigned")}
           >
             AI 仅分配未指派
           </Button>
-          <Button size="sm" variant="outline" onClick={onRefresh}>
+          <Button size="sm" variant="outline" className="w-full sm:w-auto" onClick={onRefresh}>
             <RefreshCcw className="mr-2 h-4 w-4" />
             刷新
           </Button>
@@ -76,56 +77,58 @@ export function SSTCExecutionBoardPanel({
             {optimizeFeedback}
           </p>
         )}
-        <div className="grid gap-3 xl:grid-cols-5">
+        <div className="-mx-1 overflow-x-auto pb-2 [-webkit-overflow-scrolling:touch]">
-          {EXECUTION_LANES.map((lane) => (
+          <div className="grid min-w-[920px] grid-cols-5 gap-3 px-1">
-            <div
+            {EXECUTION_LANES.map((lane) => (
-              key={lane.key}
+              <div
-              className="min-h-[260px] rounded-md border bg-muted/20 p-2"
+                key={lane.key}
-              onDragOver={(e) => e.preventDefault()}
+                className="min-h-[240px] rounded-md border bg-muted/20 p-2"
-              onDrop={(e) => handleDropTask(lane.key, e)}
+                onDragOver={(e) => e.preventDefault()}
-            >
+                onDrop={(e) => handleDropTask(lane.key, e)}
-              <div className="mb-2 flex items-center justify-between">
+              >
-                <p className="text-sm font-semibold">{lane.label}</p>
+                <div className="mb-2 flex items-center justify-between">
-                <Badge variant="outline">{executionLanes[lane.key].length}</Badge>
+                  <p className="text-xs font-semibold sm:text-sm">{lane.label}</p>
-              </div>
+                  <Badge variant="outline">{executionLanes[lane.key].length}</Badge>
-              <div className="space-y-2">
+                </div>
-                {executionLanes[lane.key].map((t) => (
+                <div className="space-y-2">
-                  <div
+                  {executionLanes[lane.key].map((t) => (
-                    key={t.id}
+                    <div
-                    draggable={!stageLocked}
+                      key={t.id}
-                    onDragStart={(e) => e.dataTransfer.setData("taskId", t.id)}
+                      draggable={!stageLocked}
-                    className="cursor-grab rounded-md border bg-card p-2 active:cursor-grabbing"
+                      onDragStart={(e) => e.dataTransfer.setData("taskId", t.id)}
-                  >
+                      className="cursor-grab rounded-md border bg-card p-2 active:cursor-grabbing"
-                    <p className="text-sm font-medium">{t.title}</p>
+                    >
-                    <div className="mt-1 flex items-center justify-between">
+                      <p className="line-clamp-2 text-xs font-medium sm:text-sm">{t.title}</p>
-                      <Badge className={`border text-[10px] ${priorityBadgeClass(t.priority)}`}>{toZhPriority(t.priority)}</Badge>
+                      <div className="mt-1 flex items-center justify-between">
-                      <span className="text-[10px] text-muted-foreground">{t.due_date ? t.due_date.slice(0, 10) : "-"}</span>
+                        <Badge className={`border text-[10px] ${priorityBadgeClass(t.priority)}`}>{toZhPriority(t.priority)}</Badge>
+                        <span className="text-[10px] text-muted-foreground">{t.due_date ? t.due_date.slice(0, 10) : "-"}</span>
+                      </div>
+                      <div className="mt-2 flex gap-1">
+                        <Button
+                          size="sm"
+                          variant="ghost"
+                          className="h-6 px-2 text-[10px]"
+                          disabled={stageLocked}
+                          onClick={() => patchTaskStatusMutation.mutate({ taskId: t.id, status: "blocked" })}
+                        >
+                          阻塞
+                        </Button>
+                        <Button
+                          size="sm"
+                          variant="ghost"
+                          className="h-6 px-2 text-[10px]"
+                          disabled={stageLocked}
+                          onClick={() => patchTaskStatusMutation.mutate({ taskId: t.id, status: "done" })}
+                        >
+                          完成
+                        </Button>
+                      </div>
                     </div>
-                    <div className="mt-2 flex gap-1">
+                  ))}
-                      <Button
+                </div>
-                        size="sm"
-                        variant="ghost"
-                        className="h-6 px-2 text-[10px]"
-                        disabled={stageLocked}
-                        onClick={() => patchTaskStatusMutation.mutate({ taskId: t.id, status: "blocked" })}
-                      >
-                        阻塞
-                      </Button>
-                      <Button
-                        size="sm"
-                        variant="ghost"
-                        className="h-6 px-2 text-[10px]"
-                        disabled={stageLocked}
-                        onClick={() => patchTaskStatusMutation.mutate({ taskId: t.id, status: "done" })}
-                      >
-                        完成
-                      </Button>
-                    </div>
-                  </div>
-                ))}
               </div>
-            </div>
+            ))}
-          ))}
+          </div>
         </div>
       </CardContent>
     </Card>

frontend/src/components/sstc/SSTCGlobalHeader.tsx

@@ -55,11 +55,11 @@ export function SSTCGlobalHeader({
   return (
     <div className="grid gap-4 xl:grid-cols-12">
       <Card className="xl:col-span-3">
-        <CardHeader className="pb-3">
+        <CardHeader className="min-w-0 pb-3">
           <CardTitle className="text-xl" title={projectLabel}>
             {compactProjectTitle}
           </CardTitle>
-          <div className="flex items-center gap-2">
+          <div className="flex flex-wrap items-center gap-2">
             <Badge variant={statusVariant(overview.project.status)}>
               {toZhStatus(overview.project.status)}
             </Badge>
@@ -75,7 +75,7 @@ export function SSTCGlobalHeader({
         </CardContent>
       </Card>
 
-      <div className="grid gap-4 xl:col-span-7 md:grid-cols-3">
+      <div className="grid gap-3 sm:grid-cols-2 xl:col-span-7 xl:grid-cols-3">
         <Card>
           <CardHeader className="pb-2">
             <CardTitle className="text-base">全局认知对齐度</CardTitle>
@@ -102,7 +102,7 @@ export function SSTCGlobalHeader({
                 </PieChart>
               </ResponsiveContainer>
             </div>
-            <p className="text-sm font-semibold" style={{ color: alignmentColor }}>
+            <p className="text-lg font-semibold sm:text-xl" style={{ color: alignmentColor }}>
               {Math.round(overview.alignment_score || 0)}%
             </p>
             <p className="text-xs text-muted-foreground">
@@ -116,7 +116,7 @@ export function SSTCGlobalHeader({
             <CardTitle className="text-base">项目整体进度</CardTitle>
           </CardHeader>
           <CardContent className="space-y-2">
-            <p className="text-2xl font-semibold">{Math.round(progress)}%</p>
+            <p className="text-xl font-semibold sm:text-2xl">{Math.round(progress)}%</p>
             <div className="h-2 overflow-hidden rounded-full bg-muted">
               <div className="h-full bg-primary" style={{ width: `${Math.min(progress, 100)}%` }} />
             </div>
@@ -134,7 +134,7 @@ export function SSTCGlobalHeader({
             <CardTitle className="text-base">团队负载健康度</CardTitle>
           </CardHeader>
           <CardContent className="space-y-2">
-            <p className="text-2xl font-semibold" style={{ color: ratioColor(ratio) }}>
+            <p className="text-xl font-semibold sm:text-2xl" style={{ color: ratioColor(ratio) }}>
               {(ratio * 100).toFixed(0)}%
             </p>
             <div className="h-2 overflow-hidden rounded-full bg-muted">

frontend/src/components/sstc/SSTCReleaseStagePanel.tsx

@@ -227,7 +227,7 @@ export function SSTCReleaseStagePanel({
                 </div>
 
                 {verificationItems.length > 0 && (
-                  <div className="mt-3 grid gap-2 md:grid-cols-2">
+                  <div className="mt-3 grid gap-2 lg:grid-cols-2">
                     {verificationItems.slice(0, 8).map((item) => {
                       const itemId = String(item.id || "");
                       const checked = String(item.status || "").toLowerCase() === "done";

frontend/src/components/sstc/SSTCReviewStagePanel.tsx

@@ -201,7 +201,7 @@ export function SSTCReviewStagePanel({
                 <div className="mt-3 rounded-lg bg-slate-50 p-2 text-xs text-slate-600">{summary}</div>
 
                 {improvementDrafts.length > 0 && (
-                  <div className="mt-3 grid gap-2 md:grid-cols-2">
+                  <div className="mt-3 grid gap-2 lg:grid-cols-2">
                     {improvementDrafts.map((item, idx) => {
                       const title = String(item.title || "-");
                       const hasTask = !!item.task_id;

frontend/src/components/sstc/SSTCRiskFloatPanel.tsx

@@ -18,10 +18,10 @@ export function SSTCRiskFloatPanel({ risks, onJump }: SSTCRiskFloatPanelProps) {
 
   if (minimized) {
     return (
-      <div className="fixed bottom-4 right-4 z-40">
+      <div className="fixed bottom-4 right-2 z-40 sm:right-4">
         <Button
           variant="default"
-          className="relative"
+          className="relative w-[min(220px,calc(100vw-1rem))] justify-center"
           onClick={() => setMinimized(false)}
           title="打开预警中心"
         >
@@ -38,7 +38,7 @@ export function SSTCRiskFloatPanel({ risks, onJump }: SSTCRiskFloatPanelProps) {
   }
 
   return (
-    <div className="fixed bottom-4 right-4 z-40 w-[280px] rounded-lg border bg-card shadow-xl">
+    <div className="fixed bottom-4 right-2 z-40 w-[min(320px,calc(100vw-1rem))] rounded-lg border bg-card shadow-xl sm:right-4">
       <div className="flex items-center justify-between border-b px-3 py-2">
         <p className="text-sm font-semibold">项目预警中心</p>
         <div className="flex items-center gap-2">

frontend/src/components/sstc/SSTCSignalStagePanel.tsx

@@ -204,7 +204,7 @@ export function SSTCSignalStagePanel({
               重置筛选
             </Button>
           </div>
-          <div className="grid gap-2 md:grid-cols-6">
+          <div className="grid gap-2 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-6">
             <Input
               value={signalFilters.keyword}
               onChange={(e) => onSignalFiltersChange({ keyword: e.target.value })}
@@ -262,7 +262,7 @@ export function SSTCSignalStagePanel({
             />
           </div>
         </div>
-        <div className="mb-4 grid gap-2 md:grid-cols-4">
+        <div className="mb-4 grid grid-cols-2 gap-2 lg:grid-cols-4">
           <div className="rounded-xl bg-slate-50 px-3 py-2">
             <p className="text-[11px] text-slate-500">当前页信号</p>
             <p className="text-lg font-semibold text-slate-900">{displaySignals.length}</p>
@@ -285,8 +285,8 @@ export function SSTCSignalStagePanel({
           <AIVisibilityPanel projectId={projectId} />
         </div>
 
-        <div className="overflow-hidden rounded-xl border border-slate-200">
+        <div className="overflow-x-auto rounded-xl border border-slate-200 [-webkit-overflow-scrolling:touch]">
-          <Table>
+          <Table className="min-w-[1080px]">
             <TableHeader className="bg-slate-50">
               <TableRow>
                 <TableHead>优先级</TableHead>

frontend/src/components/sstc/SSTCStageNav.tsx

@@ -57,7 +57,8 @@ function stageProgressValue(status: string): number {
 export function SSTCStageNav({ stages, activeStage, signalPreview = [], onChange }: SSTCStageNavProps) {
   return (
     <div className="rounded-2xl border border-slate-200/80 bg-gradient-to-b from-slate-50 to-white p-4 shadow-[0_1px_3px_rgba(15,23,42,0.08)]">
-      <div className="flex flex-wrap items-stretch gap-2">
+      <div className="overflow-x-auto pb-1 [-webkit-overflow-scrolling:touch]">
+        <div className="flex min-w-max items-stretch gap-2">
         {stages.map((stage, idx) => {
           const displayStatus = toZhStatus(stage.status);
           const done = isDoneStatus(displayStatus);
@@ -66,7 +67,7 @@ export function SSTCStageNav({ stages, activeStage, signalPreview = [], onChange
           const showSignalHover = stage.key === "signal" && signalPreview.length > 0;
           const unlockHint = stage.locked ? `解锁条件：完成上游阶段（${stage.summary || "请按链路顺序推进"}）` : "已解锁";
           return (
-            <div key={stage.key} className="group relative flex min-w-[152px] flex-1 items-center">
+            <div key={stage.key} className="group relative flex w-[220px] shrink-0 items-center sm:min-w-[152px] sm:flex-1">
               <button
                 type="button"
                 onClick={() => onChange(stage.key)}
@@ -131,6 +132,7 @@ export function SSTCStageNav({ stages, activeStage, signalPreview = [], onChange
             </div>
           );
         })}
+        </div>
       </div>
     </div>
   );

frontend/src/components/sstc/SSTCTaskCreateDialog.tsx

@@ -71,7 +71,7 @@ export function SSTCTaskCreateDialog({
       </Button>
 
       <Dialog open={newTaskOpen} onOpenChange={setNewTaskOpen}>
-        <DialogContent>
+        <DialogContent className="w-[min(560px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[560px]">
           <DialogHeader>
             <DialogTitle>新建任务</DialogTitle>
             <DialogDescription>任务将绑定当前宪章（SSTC 强制）</DialogDescription>
@@ -79,7 +79,7 @@ export function SSTCTaskCreateDialog({
           <div className="space-y-3">
             <Input value={newTaskTitle} onChange={(e) => setNewTaskTitle(e.target.value)} placeholder="任务标题" />
             <Textarea value={newTaskDesc} onChange={(e) => setNewTaskDesc(e.target.value)} placeholder="任务描述" />
-            <div className="grid grid-cols-3 gap-2">
+            <div className="grid grid-cols-1 gap-2 sm:grid-cols-3">
               <select
                 className="rounded-md border bg-background px-2 py-2 text-sm"
                 value={newTaskPriority}

frontend/src/components/sstc/SSTCTaskStagePanel.tsx

@@ -243,8 +243,9 @@ export function SSTCTaskStagePanel({
             </div>
           </div>
         )}
-        <Table>
+        <div className="overflow-x-auto rounded-xl border border-slate-200 [-webkit-overflow-scrolling:touch]">
-          <TableHeader>
+          <Table className="min-w-[980px]">
+            <TableHeader>
             <TableRow>
               <TableHead className="w-10 text-center">
                 <input
@@ -263,8 +264,8 @@ export function SSTCTaskStagePanel({
               <TableHead className="text-right">截止日期</TableHead>
               <TableHead className="text-right">操作</TableHead>
             </TableRow>
-          </TableHeader>
+            </TableHeader>
-          <TableBody>
+            <TableBody>
             {charterTasks.map((t) => {
               const recs = taskRecommendations[t.id] || [];
               const status = String(t.status || "").toLowerCase();
@@ -391,8 +392,9 @@ export function SSTCTaskStagePanel({
                 </TableCell>
               </TableRow>
             )}
-          </TableBody>
+            </TableBody>
-        </Table>
+          </Table>
+        </div>
       </CardContent>
     </Card>
   );

frontend/src/components/sstc/SSTCWorkspace.tsx

@@ -6,7 +6,12 @@ import { SSTCReleaseStagePanel } from "@/components/sstc/SSTCReleaseStagePanel";
 import { SSTCReviewStagePanel } from "@/components/sstc/SSTCReviewStagePanel";
 import { useSSTCWorkspaceOrchestration, type SSTCWorkspaceProps } from "@/components/sstc/useSSTCWorkspaceOrchestration";
 
-export function SSTCWorkspace(props: SSTCWorkspaceProps) {
+interface SSTCWorkspaceViewProps extends SSTCWorkspaceProps {
+  isMobileViewport: boolean;
+  charterReadOnly: boolean;
+}
+
+export function SSTCWorkspace(props: SSTCWorkspaceViewProps) {
   const orchestration = useSSTCWorkspaceOrchestration(props);
 
   const signalProps = {
@@ -60,6 +65,8 @@ export function SSTCWorkspace(props: SSTCWorkspaceProps) {
     setShowAllAlignmentQa: orchestration.setShowAllAlignmentQa,
     setEditingAlignmentQaIndex: orchestration.setEditingAlignmentQaIndex,
     setActiveModuleKey: orchestration.setActiveModuleKey,
+    isMobileViewport: props.isMobileViewport,
+    readOnly: props.charterReadOnly,
     onSelectCharter: props.onSelectCharter,
     updateModuleField: orchestration.updateModuleField,
     updateAlignmentQaAnswer: orchestration.updateAlignmentQaAnswer,

frontend/src/components/sstc/SignalContentHoverCard.tsx

@@ -115,7 +115,7 @@ export function SignalContentHoverCard({
       </button>
 
       <Dialog open={open} onOpenChange={setOpen}>
-        <DialogContent className="max-h-[85vh] w-[680px] max-w-[94vw] overflow-y-auto rounded-2xl border-0 bg-white shadow-[0_20px_60px_rgba(15,23,42,0.2)]">
+        <DialogContent className="max-h-[85vh] w-[min(680px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] overflow-y-auto rounded-2xl border-0 bg-white shadow-[0_20px_60px_rgba(15,23,42,0.2)]">
           <DialogHeader>
             <DialogTitle className="text-xl text-slate-900">{detailTitle}</DialogTitle>
             <DialogDescription className="text-slate-500">

frontend/src/pages/AIConfigPage.tsx

@@ -756,7 +756,7 @@ export default function AIConfigPage() {
   // ==================== Render ====================
 
   return (
-    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 dark:from-slate-950 dark:to-slate-900 p-6">
+    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 p-3 dark:from-slate-950 dark:to-slate-900 sm:p-4 md:p-6">
       <div className="max-w-6xl mx-auto">
         {/* Header */}
         <div className="text-center mb-8">
@@ -805,17 +805,17 @@ export default function AIConfigPage() {
 
         {/* Main Content */}
         <Tabs value={activeTab} onValueChange={setActiveTab}>
-          <TabsList className="grid w-full grid-cols-5">
+          <TabsList className="flex w-full min-w-0 flex-nowrap gap-2 overflow-x-auto rounded-lg p-1 [-webkit-overflow-scrolling:touch]">
-            <TabsTrigger value="overview">集成源概览</TabsTrigger>
+            <TabsTrigger value="overview" className="shrink-0 whitespace-nowrap">集成源概览</TabsTrigger>
-            <TabsTrigger value="configure">快速配置</TabsTrigger>
+            <TabsTrigger value="configure" className="shrink-0 whitespace-nowrap">快速配置</TabsTrigger>
-            <TabsTrigger value="knowledge">知识库</TabsTrigger>
+            <TabsTrigger value="knowledge" className="shrink-0 whitespace-nowrap">知识库</TabsTrigger>
-            <TabsTrigger value="advanced">高级设置</TabsTrigger>
+            <TabsTrigger value="advanced" className="shrink-0 whitespace-nowrap">高级设置</TabsTrigger>
-            <TabsTrigger value="prompts">Prompt 设置</TabsTrigger>
+            <TabsTrigger value="prompts" className="shrink-0 whitespace-nowrap">Prompt 设置</TabsTrigger>
           </TabsList>
 
           {/* Overview Tab */}
           <TabsContent value="overview" className="mt-6">
-            <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="grid grid-cols-1 gap-4 lg:grid-cols-2">
               {integrationSources.map((source) => {
                 const Icon = source.icon;
                 return (
@@ -991,7 +991,7 @@ export default function AIConfigPage() {
                           ))}
                         </div>
                       </div>
-                      <div className="grid grid-cols-2 gap-3">
+                      <div className="grid grid-cols-1 gap-3 sm:grid-cols-2">
                         <div>
                           <Label htmlFor="feishu_app_id">应用编号 *</Label>
                           <Input
@@ -1145,7 +1145,7 @@ export default function AIConfigPage() {
                           正在修改已有配置：已自动回填当前配置，可直接核对并修改后保存。
                         </div>
                       )}
-                      <div className="grid grid-cols-2 gap-3">
+                      <div className="grid grid-cols-1 gap-3 sm:grid-cols-2">
                         <div>
                           <Label htmlFor="wecom_corp_id">企业编号 *</Label>
                           <Input
@@ -1175,7 +1175,7 @@ export default function AIConfigPage() {
                           onChange={(e) => setWecomConfig({ ...wecomConfig, app_secret: e.target.value })}
                         />
                       </div>
-                      <div className="grid grid-cols-2 gap-3">
+                      <div className="grid grid-cols-1 gap-3 sm:grid-cols-2">
                         <div>
                           <Label htmlFor="wecom_token">验证令牌 *</Label>
                           <Input

frontend/src/pages/AIStewardPage.tsx

@@ -485,7 +485,7 @@ export default function AIStewardPage() {
   // ==================== Render ====================
 
   return (
-    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 dark:from-slate-950 dark:to-slate-900 p-6">
+    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 p-3 dark:from-slate-950 dark:to-slate-900 sm:p-4 md:p-6">
       <div className="max-w-7xl mx-auto">
         {/* Header */}
         <div className="text-center mb-8">
@@ -501,7 +501,7 @@ export default function AIStewardPage() {
         </div>
 
         {/* Feature Overview Cards */}
-        <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4 mb-8">
+        <div className="mb-8 grid grid-cols-1 gap-4 sm:grid-cols-2 xl:grid-cols-4">
           <Card className="border-blue-200 dark:border-blue-800 hover:shadow-lg transition-shadow cursor-pointer" onClick={() => setActiveTab("signals")}>
             <CardHeader className="pb-3">
               <div className="flex items-center justify-between">
@@ -567,16 +567,16 @@ export default function AIStewardPage() {
         <Card>
           <CardContent className="pt-6">
             <Tabs value={activeTab} onValueChange={setActiveTab}>
-              <TabsList className="grid w-full grid-cols-2 gap-1 md:grid-cols-4 xl:grid-cols-9">
+              <TabsList className="flex w-full min-w-0 flex-nowrap gap-1 overflow-x-auto rounded-lg p-1 [-webkit-overflow-scrolling:touch]">
-                <TabsTrigger value="overview">总览</TabsTrigger>
+                <TabsTrigger value="overview" className="shrink-0 whitespace-nowrap">总览</TabsTrigger>
-                <TabsTrigger value="commander">指挥调度</TabsTrigger>
+                <TabsTrigger value="commander" className="shrink-0 whitespace-nowrap">指挥调度</TabsTrigger>
-                <TabsTrigger value="create">零配置创建</TabsTrigger>
+                <TabsTrigger value="create" className="shrink-0 whitespace-nowrap">零配置创建</TabsTrigger>
-                <TabsTrigger value="signals">信号捕获</TabsTrigger>
+                <TabsTrigger value="signals" className="shrink-0 whitespace-nowrap">信号捕获</TabsTrigger>
-                <TabsTrigger value="conflicts">认知冲突</TabsTrigger>
+                <TabsTrigger value="conflicts" className="shrink-0 whitespace-nowrap">认知冲突</TabsTrigger>
-                <TabsTrigger value="blockers">阻塞检测</TabsTrigger>
+                <TabsTrigger value="blockers" className="shrink-0 whitespace-nowrap">阻塞检测</TabsTrigger>
-                <TabsTrigger value="briefing">每日简报</TabsTrigger>
+                <TabsTrigger value="briefing" className="shrink-0 whitespace-nowrap">每日简报</TabsTrigger>
-                <TabsTrigger value="qa">问答记录</TabsTrigger>
+                <TabsTrigger value="qa" className="shrink-0 whitespace-nowrap">问答记录</TabsTrigger>
-                <TabsTrigger value="engine">引擎配置</TabsTrigger>
+                <TabsTrigger value="engine" className="shrink-0 whitespace-nowrap">引擎配置</TabsTrigger>
               </TabsList>
 
               {/* Overview Tab */}
@@ -589,7 +589,7 @@ export default function AIStewardPage() {
                     </p>
                   </div>
 
-                  <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+                  <div className="grid grid-cols-1 gap-6 lg:grid-cols-2">
                     <div className="p-6 bg-blue-50 dark:bg-blue-900/20 rounded-lg border border-blue-200 dark:border-blue-800">
                       <div className="flex items-center gap-3 mb-4">
                         <div className="w-12 h-12 rounded-full bg-blue-500 flex items-center justify-center">
@@ -784,11 +784,11 @@ export default function AIStewardPage() {
                     </Card>
 
                     <Tabs defaultValue="project-overview">
-                      <TabsList className="grid w-full grid-cols-4">
+                      <TabsList className="flex w-full min-w-0 flex-nowrap gap-1 overflow-x-auto rounded-lg p-1 [-webkit-overflow-scrolling:touch]">
-                        <TabsTrigger value="project-overview">项目概览</TabsTrigger>
+                        <TabsTrigger value="project-overview" className="shrink-0 whitespace-nowrap">项目概览</TabsTrigger>
-                        <TabsTrigger value="project-charter">项目宪章</TabsTrigger>
+                        <TabsTrigger value="project-charter" className="shrink-0 whitespace-nowrap">项目宪章</TabsTrigger>
-                        <TabsTrigger value="project-tasks">任务列表</TabsTrigger>
+                        <TabsTrigger value="project-tasks" className="shrink-0 whitespace-nowrap">任务列表</TabsTrigger>
-                        <TabsTrigger value="project-risks">风险预警</TabsTrigger>
+                        <TabsTrigger value="project-risks" className="shrink-0 whitespace-nowrap">风险预警</TabsTrigger>
                       </TabsList>
 
                       <TabsContent value="project-overview">

frontend/src/pages/CharterDetailPage.tsx

@@ -118,7 +118,7 @@ export default function CharterDetailPage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex items-center gap-4">
+      <div className="flex flex-wrap items-center gap-3">
         <Button variant="ghost" size="icon" asChild>
           <Link to={`/projects/${id}/board`}>
             <ArrowLeft className="h-4 w-4" />
@@ -133,7 +133,7 @@ export default function CharterDetailPage() {
           </p>
         </div>
         <Button
-          className="ml-auto"
+          className="sm:ml-auto"
           onClick={() => setCreateTaskOpen(true)}
         >
           <Plus className="mr-2 h-4 w-4" />

frontend/src/pages/DashboardPage.tsx

@@ -44,7 +44,7 @@ export default function DashboardPage() {
         <p className="text-muted-foreground">查看团队成员工作负载分布</p>
       </div>
 
-      <div className="grid gap-6 md:grid-cols-2">
+      <div className="grid gap-6 lg:grid-cols-2">
         <Card>
           <CardHeader>
             <CardTitle>工时分布</CardTitle>
@@ -91,15 +91,16 @@ export default function DashboardPage() {
             ) : items.length === 0 ? (
               <p className="text-muted-foreground">暂无数据</p>
             ) : (
-              <Table>
+              <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-                <TableHeader>
+                <Table className="min-w-[520px]">
+                  <TableHeader>
                   <TableRow>
                     <TableHead>成员</TableHead>
                     <TableHead className="text-right">任务数</TableHead>
                     <TableHead className="text-right">工时 (h)</TableHead>
                   </TableRow>
-                </TableHeader>
+                  </TableHeader>
-                <TableBody>
+                  <TableBody>
                   {items.map((row) => (
                     <TableRow key={row.user_id}>
                       <TableCell>{row.user_name || row.username}</TableCell>
@@ -107,8 +108,9 @@ export default function DashboardPage() {
                       <TableCell className="text-right">{(row.estimated_hours ?? 0).toFixed(1)}</TableCell>
                     </TableRow>
                   ))}
-                </TableBody>
+                  </TableBody>
-              </Table>
+                </Table>
+              </div>
             )}
           </CardContent>
         </Card>

frontend/src/pages/FeishuConfigPage.tsx

@@ -169,7 +169,7 @@ export default function FeishuConfigPage() {
   }, []);
 
   return (
-    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 dark:from-slate-950 dark:to-slate-900 p-6">
+    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 p-3 dark:from-slate-950 dark:to-slate-900 sm:p-4 md:p-6">
       <div className="max-w-4xl mx-auto">
         {/* Header */}
         <div className="text-center mb-8">
@@ -296,7 +296,7 @@ export default function FeishuConfigPage() {
             )}
 
             {/* Action Buttons */}
-            <div className="flex gap-3">
+            <div className="flex flex-wrap gap-3">
               <Button
                 onClick={handleSave}
                 disabled={loading}
@@ -351,12 +351,12 @@ export default function FeishuConfigPage() {
           </CardHeader>
           <CardContent>
             <Tabs defaultValue="step1">
-              <TabsList className="grid w-full grid-cols-5">
+              <TabsList className="flex w-full min-w-0 flex-nowrap gap-1 overflow-x-auto rounded-lg p-1 [-webkit-overflow-scrolling:touch]">
-                <TabsTrigger value="step1">1. 创建应用</TabsTrigger>
+                <TabsTrigger value="step1" className="shrink-0 whitespace-nowrap">1. 创建应用</TabsTrigger>
-                <TabsTrigger value="step2">2. 获取凭证</TabsTrigger>
+                <TabsTrigger value="step2" className="shrink-0 whitespace-nowrap">2. 获取凭证</TabsTrigger>
-                <TabsTrigger value="step3">3. 配置事件</TabsTrigger>
+                <TabsTrigger value="step3" className="shrink-0 whitespace-nowrap">3. 配置事件</TabsTrigger>
-                <TabsTrigger value="step4">4. 回调地址</TabsTrigger>
+                <TabsTrigger value="step4" className="shrink-0 whitespace-nowrap">4. 回调地址</TabsTrigger>
-                <TabsTrigger value="step5">5. 完成</TabsTrigger>
+                <TabsTrigger value="step5" className="shrink-0 whitespace-nowrap">5. 完成</TabsTrigger>
               </TabsList>
 
               <TabsContent value="step1">

frontend/src/pages/InboxPage.tsx

@@ -570,7 +570,7 @@ export default function InboxPage() {
         <section className="rounded-2xl bg-[#F8F9FA] p-4 md:p-5">
           <div className="rounded-2xl bg-white p-4 shadow-[0_8px_22px_rgba(15,23,42,0.08)]">
             <div className="flex flex-wrap items-center gap-3">
-              <div className="min-w-[220px] flex-1">
+              <div className="w-full min-w-0 sm:min-w-[220px] sm:flex-1">
                 <Input
                   placeholder="搜索标题、摘要、项目"
                   defaultValue={searchValue}
@@ -584,7 +584,7 @@ export default function InboxPage() {
               <select
                 value={projectFilter}
                 onChange={(event) => setProject(event.target.value)}
-                className="h-10 rounded-md border border-slate-200 bg-white px-3 text-sm text-slate-700"
+                className="h-10 w-full rounded-md border border-slate-200 bg-white px-3 text-sm text-slate-700 sm:w-auto"
               >
                 <option value="all">全部项目</option>
                 {projectOptions.map((option) => (
@@ -596,7 +596,7 @@ export default function InboxPage() {
               <select
                 value={priorityFilter}
                 onChange={(event) => setPriorityFilter(event.target.value)}
-                className="h-10 rounded-md border border-slate-200 bg-white px-3 text-sm text-slate-700"
+                className="h-10 w-full rounded-md border border-slate-200 bg-white px-3 text-sm text-slate-700 sm:w-auto"
               >
                 {PRIORITY_OPTIONS.map((option) => (
                   <option key={option.value} value={option.value}>
@@ -669,7 +669,7 @@ export default function InboxPage() {
           if (!open) setWorkItemDetailItem(null);
         }}
       >
-        <DialogContent className="max-h-[90vh] w-[720px] max-w-[95vw] overflow-y-auto">
+        <DialogContent className="max-h-[90vh] w-[min(720px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] overflow-y-auto">
           <DialogHeader>
             <DialogTitle>{workItemDetailItem?.title || "工作项详情"}</DialogTitle>
             <DialogDescription>
@@ -808,7 +808,7 @@ export default function InboxPage() {
           if (!open) setNotificationDetailItem(null);
         }}
       >
-        <DialogContent className="max-h-[90vh] w-[560px] max-w-[95vw] overflow-y-auto">
+        <DialogContent className="max-h-[90vh] w-[min(560px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] overflow-y-auto">
           <DialogHeader>
             <DialogTitle>{notificationDetailItem?.title || "通知详情"}</DialogTitle>
             <DialogDescription>

frontend/src/pages/ProjectBoardPage.tsx

@@ -54,6 +54,9 @@ export default function ProjectBoardPage() {
   const navigate = useNavigate();
   const queryClient = useQueryClient();
   const { toast } = useToast();
+  const [isMobileViewport, setIsMobileViewport] = useState(() =>
+    typeof window !== "undefined" ? window.innerWidth < 768 : false
+  );
 
   const [activeStage, setActiveStage] = useState<StageKey>("signal");
   const [selectedCharterId, setSelectedCharterId] = useState<string | null>(null);
@@ -211,6 +214,14 @@ export default function ProjectBoardPage() {
     }
   }, [charters, selectedCharterId]);
 
+  useEffect(() => {
+    if (typeof window === "undefined") return;
+    const syncViewport = () => setIsMobileViewport(window.innerWidth < 768);
+    syncViewport();
+    window.addEventListener("resize", syncViewport);
+    return () => window.removeEventListener("resize", syncViewport);
+  }, []);
+
   useEffect(() => {
     setSignalPage(1);
     setSignalFilters(DEFAULT_SIGNAL_FILTERS);
@@ -590,6 +601,8 @@ export default function ProjectBoardPage() {
               <SSTCWorkspace
                 projectId={id!}
                 activeStage={activeStage}
+                isMobileViewport={isMobileViewport}
+                charterReadOnly={isMobileViewport}
                 stages={stageNodes}
                 signals={signals}
                 signalFilters={signalFilters}
@@ -632,7 +645,7 @@ export default function ProjectBoardPage() {
       {risks && <SSTCRiskFloatPanel risks={risks} />}
 
       <Dialog open={createCharterOpen} onOpenChange={handleCreateCharterDialogChange}>
-        <DialogContent className="flex max-h-[85vh] w-[560px] max-w-[560px] min-w-[560px] flex-col gap-0 overflow-hidden p-0">
+        <DialogContent className="flex max-h-[85vh] w-[min(560px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] flex-col gap-0 overflow-hidden p-0 sm:w-[560px] sm:max-w-[560px]">
           <DialogHeader className="min-w-0 shrink-0 border-b border-slate-200 px-6 py-5">
             <DialogTitle className="overflow-hidden truncate">新建需求宪章</DialogTitle>
             <DialogDescription
@@ -792,7 +805,7 @@ export default function ProjectBoardPage() {
       </Dialog>
 
       <Dialog open={settingsOpen} onOpenChange={setSettingsOpen}>
-        <DialogContent className="sm:max-w-[640px]">
+        <DialogContent className="w-[min(640px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[640px]">
           <DialogHeader>
             <DialogTitle>项目设置</DialogTitle>
             <DialogDescription>

frontend/src/pages/ProjectsPage.tsx

@@ -236,7 +236,7 @@ export default function ProjectsPage() {
           <CardDescription className="mt-2 text-slate-500">
             任何项目相关操作必须纳入完整链路；游离在链路外的信息不具备执行效力。
           </CardDescription>
-          <div className="mt-4 grid gap-2 md:grid-cols-2 xl:grid-cols-6">
+          <div className="mt-4 grid gap-2 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-6">
             {CHAIN_STAGES.map((stage) => {
               const Icon = stage.icon;
               return (
@@ -302,7 +302,7 @@ export default function ProjectsPage() {
         </section>
       ) : (
         <section className="rounded-2xl bg-[#F8F9FA] p-4 md:p-5">
-          <div className="grid gap-4 md:grid-cols-2 xl:grid-cols-3">
+          <div className="grid gap-4 sm:grid-cols-2 2xl:grid-cols-3">
             {pagedProjects.map((p) => {
               const progressPercent = Math.min(100, typeof p.progress === "number" ? p.progress : 0);
               const projectLabel = formatProjectNameWithId({ id: p.id, title: p.title });
@@ -401,7 +401,7 @@ export default function ProjectsPage() {
       )}
 
       <Dialog open={queryOpen} onOpenChange={setQueryOpen}>
-        <DialogContent className="sm:max-w-[560px]">
+        <DialogContent className="w-[min(560px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[560px]">
           <DialogHeader>
             <DialogTitle>条件查询</DialogTitle>
             <DialogDescription>按项目名称和创建时间过滤项目列表。</DialogDescription>
@@ -462,7 +462,7 @@ export default function ProjectsPage() {
       </Dialog>
 
       <Dialog open={!!deleteProjectState} onOpenChange={(open) => !open && setDeleteProjectState(null)}>
-        <DialogContent className="sm:max-w-[420px]">
+        <DialogContent className="w-[min(420px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[420px]">
           <DialogHeader>
             <DialogTitle>确认删除项目</DialogTitle>
             <DialogDescription>

frontend/src/pages/RecipesPage.tsx

@@ -137,12 +137,12 @@ export default function RecipesPage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex items-center justify-between">
+      <div className="flex flex-wrap items-center justify-between gap-3">
         <div>
           <h1 className="text-2xl font-bold tracking-tight">食谱管理</h1>
           <p className="text-muted-foreground">管理您的食谱，AI 智能识别热量</p>
         </div>
-        <div className="flex gap-2">
+        <div className="flex flex-wrap gap-2">
           <Dialog open={isCreateDialogOpen} onOpenChange={setIsCreateDialogOpen}>
             <DialogTrigger asChild>
               <Button variant="outline">
@@ -150,7 +150,7 @@ export default function RecipesPage() {
                 手动添加
               </Button>
             </DialogTrigger>
-            <DialogContent>
+            <DialogContent className="w-[min(560px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[560px]">
               <DialogHeader>
                 <DialogTitle>创建食谱</DialogTitle>
                 <DialogDescription>手动添加食谱信息</DialogDescription>
@@ -211,7 +211,7 @@ export default function RecipesPage() {
                 拍照识别
               </Button>
             </DialogTrigger>
-            <DialogContent className="max-w-2xl">
+            <DialogContent className="w-[min(720px,calc(100vw-1rem))] max-w-[calc(100vw-1rem)] sm:max-w-[720px]">
               <DialogHeader>
                 <DialogTitle>AI 热量识别</DialogTitle>
                 <DialogDescription>
@@ -269,7 +269,7 @@ export default function RecipesPage() {
                   />
                 </div>
 
-                <div className="grid grid-cols-2 gap-4">
+                <div className="grid grid-cols-1 gap-4 sm:grid-cols-2">
                   <div>
                     <Label htmlFor="category">分类</Label>
                     <Input
@@ -317,8 +317,8 @@ export default function RecipesPage() {
         </div>
       </div>
 
-      <div className="flex gap-4 items-center">
+      <div className="flex flex-wrap items-center gap-3">
-        <div className="relative flex-1 max-w-sm">
+        <div className="relative w-full sm:max-w-sm sm:flex-1">
           <Search className="absolute left-3 top-1/2 -translate-y-1/2 h-4 w-4 text-muted-foreground" />
           <Input
             placeholder="搜索食谱..."
@@ -330,7 +330,7 @@ export default function RecipesPage() {
         <select
           value={categoryFilter}
           onChange={(e) => setCategoryFilter(e.target.value)}
-          className="h-10 w-[180px] rounded-md border border-input bg-background px-3 text-sm"
+          className="h-10 w-full rounded-md border border-input bg-background px-3 text-sm sm:w-44"
         >
           <option value="all">全部分类</option>
           <option value="主食">主食</option>
@@ -352,7 +352,7 @@ export default function RecipesPage() {
           </CardContent>
         </Card>
       ) : (
-        <div className="grid gap-4 md:grid-cols-2 lg:grid-cols-3">
+        <div className="grid gap-4 sm:grid-cols-2 xl:grid-cols-3">
           {filteredRecipes.map((recipe) => (
             <Card key={recipe.id} className="overflow-hidden">
               {recipe.image_url && (
@@ -400,7 +400,7 @@ export default function RecipesPage() {
                         </Badge>
                       )}
                     </div>
-                    <div className="grid grid-cols-4 gap-2 text-xs text-muted-foreground">
+                    <div className="grid grid-cols-2 gap-2 text-xs text-muted-foreground sm:grid-cols-4">
                       <div className="text-center">
                         <Droplets className="h-3 w-3 mx-auto mb-1" />
                         <div>蛋白质</div>

frontend/src/pages/SkillTasksPage.tsx

@@ -28,7 +28,7 @@ export default function SkillTasksPage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex items-center gap-4">
+      <div className="flex flex-wrap items-center gap-4">
         <Button variant="ghost" size="icon" asChild>
           <Link to={userId ? `/users/${userId}/profile` : "/users"}>
             <ArrowLeft className="h-4 w-4" />
@@ -66,8 +66,9 @@ export default function SkillTasksPage() {
               </p>
             </div>
           ) : (
-            <Table>
+            <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-              <TableHeader>
+              <Table className="min-w-[720px]">
+                <TableHeader>
                 <TableRow>
                   <TableHead>任务</TableHead>
                   <TableHead>状态</TableHead>
@@ -75,8 +76,8 @@ export default function SkillTasksPage() {
                   <TableHead className="text-right">工时 (h)</TableHead>
                   <TableHead>更新时间</TableHead>
                 </TableRow>
-              </TableHeader>
+                </TableHeader>
-              <TableBody>
+                <TableBody>
                 {items.map((task) => (
                   <TableRow key={task.id}>
                     <TableCell>
@@ -103,8 +104,9 @@ export default function SkillTasksPage() {
                     </TableCell>
                   </TableRow>
                 ))}
-              </TableBody>
+                </TableBody>
-            </Table>
+              </Table>
+            </div>
           )}
         </CardContent>
       </Card>

frontend/src/pages/SkillsPage.tsx

@@ -119,7 +119,7 @@ export default function SkillsPage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex items-center justify-between gap-4">
+      <div className="flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
         <div>
           <h1 className="text-2xl font-bold tracking-tight">技能标签管理</h1>
           <p className="text-muted-foreground">维护技能标签分类并查看关联人数</p>
@@ -139,15 +139,15 @@ export default function SkillsPage() {
               <CardTitle>标签列表</CardTitle>
               <CardDescription>共 {rows.length} 个</CardDescription>
             </div>
-            <div className="ml-auto flex flex-wrap gap-2">
+            <div className="ml-auto flex w-full flex-wrap gap-2 sm:w-auto">
               <Input
                 placeholder="搜索名称/标识/分类"
                 value={search}
                 onChange={(e) => setSearch(e.target.value)}
-                className="max-w-xs"
+                className="w-full sm:w-72"
               />
               <select
-                className="h-10 rounded-md border border-input bg-background px-3 py-2 text-sm"
+                className="h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm sm:w-auto"
                 value={categoryFilter}
                 onChange={(e) => setCategoryFilter(e.target.value)}
               >
@@ -169,8 +169,9 @@ export default function SkillsPage() {
           ) : rows.length === 0 ? (
             <p className="py-8 text-center text-muted-foreground">暂无技能标签</p>
           ) : (
-            <Table>
+            <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-              <TableHeader>
+              <Table className="min-w-[760px]">
+                <TableHeader>
                 <TableRow>
                   <TableHead>名称</TableHead>
                   <TableHead>分类</TableHead>
@@ -178,8 +179,8 @@ export default function SkillsPage() {
                   <TableHead>描述</TableHead>
                   {canManage && <TableHead className="w-12" />}
                 </TableRow>
-              </TableHeader>
+                </TableHeader>
-              <TableBody>
+                <TableBody>
                 {rows.map((tag) => (
                   <TableRow key={tag.id}>
                     <TableCell>
@@ -226,8 +227,9 @@ export default function SkillsPage() {
                     )}
                   </TableRow>
                 ))}
-              </TableBody>
+                </TableBody>
-            </Table>
+              </Table>
+            </div>
           )}
         </CardContent>
       </Card>

frontend/src/pages/UserProfilePage.tsx

@@ -32,7 +32,7 @@ export default function UserProfilePage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex flex-col gap-4 lg:flex-row lg:items-center">
+      <div className="flex flex-wrap items-center gap-4">
         <Button variant="ghost" size="icon" asChild>
           <Link to={isManager ? "/users" : "/dashboard"}>
             <ArrowLeft className="h-4 w-4" />
@@ -42,14 +42,14 @@ export default function UserProfilePage() {
           <h1 className="text-2xl font-bold tracking-tight">个人中心</h1>
           <p className="text-muted-foreground">{displayName}</p>
         </div>
-        <div className="ml-auto">
+        <div className="sm:ml-auto">
           <Button asChild variant="outline">
             <Link to={`/users/${userId}/skills`}>技能详情</Link>
           </Button>
         </div>
       </div>
 
-      <div className="grid gap-6 xl:grid-cols-[minmax(0,1.7fr)_360px]">
+      <div className="grid gap-6 2xl:grid-cols-[minmax(0,1.7fr)_360px]">
         {userId && (
           <SkillRadarChart
             userId={userId}
@@ -84,7 +84,7 @@ export default function UserProfilePage() {
               <p className="text-destructive">加载失败</p>
             ) : (
               <div className="space-y-5">
-                <dl className="grid gap-3 text-sm sm:grid-cols-2 xl:grid-cols-1">
+                <dl className="grid gap-3 text-sm">
                   <div className="rounded-2xl border border-slate-200/80 bg-white px-4 py-3">
                     <dt className="text-xs uppercase tracking-[0.18em] text-slate-500">用户名</dt>
                     <dd className="mt-2 font-medium text-slate-900">{user?.username ?? "-"}</dd>

frontend/src/pages/UserSkillsPage.tsx

@@ -208,8 +208,8 @@ export default function UserSkillsPage() {
 
   return (
     <div className="space-y-6">
-      <div className="flex items-center justify-between gap-4">
+      <div className="flex flex-wrap items-center justify-between gap-4">
-        <div className="flex items-center gap-3">
+        <div className="flex min-w-0 items-center gap-3">
           <Button variant="ghost" size="icon" asChild>
             <Link to={`/users/${userId}/profile`}>
               <ArrowLeft className="h-4 w-4" />
@@ -222,7 +222,7 @@ export default function UserSkillsPage() {
             </p>
           </div>
         </div>
-        <div className="flex gap-2">
+        <div className="flex flex-wrap gap-2">
           <Button
             variant="outline"
             disabled={!canManageAll}
@@ -244,8 +244,8 @@ export default function UserSkillsPage() {
         </div>
       </div>
 
-      <div className="grid gap-4 lg:grid-cols-5">
+      <div className="grid gap-4 xl:grid-cols-5">
-        <div className="space-y-4 lg:col-span-3">
+        <div className="space-y-4 xl:col-span-3">
           {bindings.length === 0 && (
             <Card>
               <CardContent className="py-10 text-center text-sm text-muted-foreground">
@@ -353,8 +353,8 @@ export default function UserSkillsPage() {
           ))}
         </div>
 
-        <Card className="lg:col-span-2">
+        <Card className="xl:col-span-2">
-          <CardHeader className="flex flex-row items-center justify-between">
+          <CardHeader className="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
             <CardTitle className="text-base">技能雷达图</CardTitle>
             <div className="flex items-center gap-2">
               <select

frontend/src/pages/UsersPage.tsx

@@ -283,7 +283,7 @@ export default function UsersPage() {
           <p className="text-muted-foreground">筛选、导入、状态管理、批量删除</p>
         </div>
         {canManage && (
-          <div className="flex gap-2">
+          <div className="flex flex-wrap gap-2">
             <Button variant="outline" onClick={() => setImportOpen(true)}>
               <Import className="mr-2 h-4 w-4" />
               导入
@@ -319,12 +319,12 @@ export default function UsersPage() {
                 <CardTitle>用户列表</CardTitle>
                 <CardDescription>共 {total} 人</CardDescription>
               </div>
-              <div className="ml-auto flex flex-wrap gap-2">
+              <div className="ml-auto flex w-full flex-wrap gap-2 sm:w-auto">
                 <Input
                   placeholder="搜索用户名/姓名/邮箱"
                   value={search}
                   onChange={(e) => setSearch(e.target.value)}
-                  className="max-w-xs"
+                  className="w-full sm:w-72"
                 />
               </div>
             </div>
@@ -337,8 +337,9 @@ export default function UsersPage() {
             ) : renderedUsers.length === 0 ? (
               <p className="py-8 text-center text-muted-foreground">暂无用户</p>
             ) : (
-              <Table>
+              <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-                <TableHeader>
+                <Table className="min-w-[940px]">
+                  <TableHeader>
                   <TableRow>
                     <TableHead className="w-10">
                       <input
@@ -357,8 +358,8 @@ export default function UsersPage() {
                     <TableHead>状态</TableHead>
                     {canManage && <TableHead className="w-12" />}
                   </TableRow>
-                </TableHeader>
+                  </TableHeader>
-                <TableBody>
+                  <TableBody>
                   {renderedUsers.map((u) => {
                     const ratio = u.workload_ratio ?? u.workload ?? 0;
                     return (
@@ -455,8 +456,9 @@ export default function UsersPage() {
                       </TableRow>
                     );
                   })}
-                </TableBody>
+                  </TableBody>
-              </Table>
+                </Table>
+              </div>
             )}
           </CardContent>
         </Card>

frontend/src/pages/WorkloadDetailPage.tsx

@@ -121,7 +121,7 @@ export default function WorkloadDetailPage() {
         </Button>
       </div>
 
-      <div className="grid gap-4 md:grid-cols-3">
+      <div className="grid gap-4 lg:grid-cols-3">
         <Card>
           <CardHeader>
             <CardTitle className="text-sm text-muted-foreground">负载比例</CardTitle>
@@ -151,7 +151,7 @@ export default function WorkloadDetailPage() {
       </div>
 
       <Card>
-        <CardHeader className="flex flex-row items-center justify-between">
+        <CardHeader className="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
           <CardTitle>负载趋势</CardTitle>
           <div className="flex gap-2">
             <Button variant={days === 7 ? "default" : "outline"} size="sm" onClick={() => setDays(7)}>
@@ -194,11 +194,11 @@ export default function WorkloadDetailPage() {
       </Card>
 
       <Card>
-        <CardHeader className="flex flex-row items-center justify-between">
+        <CardHeader className="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
           <CardTitle>任务列表</CardTitle>
-          <div className="flex gap-2">
+          <div className="flex w-full flex-wrap gap-2 sm:w-auto">
             <select
-              className="h-9 rounded-md border border-input bg-background px-2 text-sm"
+              className="h-9 w-full rounded-md border border-input bg-background px-2 text-sm sm:w-auto"
               value={statusFilter}
               onChange={(e) => setStatusFilter(e.target.value)}
             >
@@ -208,7 +208,7 @@ export default function WorkloadDetailPage() {
               <option value="done">已完成</option>
             </select>
             <select
-              className="h-9 rounded-md border border-input bg-background px-2 text-sm"
+              className="h-9 w-full rounded-md border border-input bg-background px-2 text-sm sm:w-auto"
               value={priorityFilter}
               onChange={(e) => setPriorityFilter(e.target.value)}
             >
@@ -228,8 +228,9 @@ export default function WorkloadDetailPage() {
           ) : tasks.length === 0 ? (
             <p className="py-8 text-center text-muted-foreground">暂无任务</p>
           ) : (
-            <Table>
+            <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-              <TableHeader>
+              <Table className="min-w-[760px]">
+                <TableHeader>
                 <TableRow>
                   <TableHead>标题</TableHead>
                   <TableHead>项目</TableHead>
@@ -238,8 +239,8 @@ export default function WorkloadDetailPage() {
                   <TableHead>到期</TableHead>
                   <TableHead>状态</TableHead>
                 </TableRow>
-              </TableHeader>
+                </TableHeader>
-              <TableBody>
+                <TableBody>
                 {tasks.map((task) => (
                   <TableRow key={task.id}>
                     <TableCell>{task.title}</TableCell>
@@ -250,8 +251,9 @@ export default function WorkloadDetailPage() {
                     <TableCell>{toZhStatus(task.status)}</TableCell>
                   </TableRow>
                 ))}
-              </TableBody>
+                </TableBody>
-            </Table>
+              </Table>
+            </div>
           )}
         </CardContent>
       </Card>

frontend/src/pages/WorkloadsPage.tsx

@@ -173,13 +173,13 @@ export default function WorkloadsPage() {
         <CardContent className="pt-6">
           <div className="flex flex-wrap items-center gap-2">
             <Input
-              className="w-[140px]"
+              className="w-full sm:w-40"
               placeholder="项目编号"
               value={projectId}
               onChange={(e) => setProjectId(e.target.value)}
             />
             <select
-              className="h-10 rounded-md border border-input bg-background px-3 py-2 text-sm"
+              className="h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm sm:w-auto"
               value={range}
               onChange={(e) => setRange(e.target.value as "week" | "month" | "custom")}
             >
@@ -189,8 +189,8 @@ export default function WorkloadsPage() {
             </select>
             {range === "custom" && (
               <>
-                <Input type="date" className="w-[160px]" value={customFrom} onChange={(e) => setCustomFrom(e.target.value)} />
+                <Input type="date" className="w-full sm:w-44" value={customFrom} onChange={(e) => setCustomFrom(e.target.value)} />
-                <Input type="date" className="w-[160px]" value={customTo} onChange={(e) => setCustomTo(e.target.value)} />
+                <Input type="date" className="w-full sm:w-44" value={customTo} onChange={(e) => setCustomTo(e.target.value)} />
               </>
             )}
             <Button variant="outline" onClick={exportExcelLike}>
@@ -211,7 +211,7 @@ export default function WorkloadsPage() {
         </CardContent>
       </Card>
 
-      <div className="grid gap-4 md:grid-cols-3">
+      <div className="grid gap-4 lg:grid-cols-3">
         <Card>
           <CardHeader>
             <CardTitle className="text-sm text-muted-foreground">团队平均负载</CardTitle>
@@ -277,8 +277,9 @@ export default function WorkloadsPage() {
           ) : items.length === 0 ? (
             <p className="py-8 text-center text-muted-foreground">暂无数据</p>
           ) : (
-            <Table>
+            <div className="overflow-x-auto [-webkit-overflow-scrolling:touch]">
-              <TableHeader>
+              <Table className="min-w-[760px]">
+                <TableHeader>
                 <TableRow>
                   <TableHead>成员</TableHead>
                   <TableHead>角色</TableHead>
@@ -288,8 +289,8 @@ export default function WorkloadsPage() {
                   <TableHead className="text-right">剩余工时</TableHead>
                   <TableHead>操作</TableHead>
                 </TableRow>
-              </TableHeader>
+                </TableHeader>
-              <TableBody>
+                <TableBody>
                 {items.map((row) => (
                   <TableRow key={row.user_id} className={row.workload_ratio > 100 ? "bg-red-50/40 dark:bg-red-900/10" : ""}>
                     <TableCell>{row.user_name || row.username}</TableCell>
@@ -307,8 +308,9 @@ export default function WorkloadsPage() {
                     </TableCell>
                   </TableRow>
                 ))}
-              </TableBody>
+                </TableBody>
-            </Table>
+              </Table>
+            </div>
           )}
         </CardContent>
       </Card>
@@ -320,7 +322,7 @@ export default function WorkloadsPage() {
             <DialogDescription>预览 旧负责人 → 新负责人，确认后批量应用。</DialogDescription>
           </DialogHeader>
           <div className="max-h-[420px] overflow-auto rounded-md border">
-            <Table>
+            <Table className="min-w-[900px]">
               <TableHeader>
                 <TableRow>
                   <TableHead>任务</TableHead>