"use strict";
/* ==========================================================================
   xiaobai-datahub 管理后台 · 第七版「轨道机芯」
   一台持续运转的数据空间：滚动推镜、立体核心换面、四路真实来源持续流动、
   A2 路由器式 LINK/ACT 信号灯——全部由真实接口数据驱动，没有任何模拟流量。
   只有 tushare 的逐次调用（recent_calls）和 eastmoney/tencent/ifind 的健康探测
   （每次拉取 /admin/api/sources 都是一次真实网络探测）能证明"发生过一次事件"，
   因此只有这四路会闪 ACT；ths/xgb/akshare 是预留源，永远不闪。
   ========================================================================== */

/* ---------------------------------------------------------------- 基础工具 */
function $(id) { return document.getElementById(id); }
function esc(value) {
  return String(value ?? "").replace(/[&<>"]/g, (ch) => ({ "&": "&amp;", "<": "&lt;", ">": "&gt;", '"': "&quot;" }[ch]));
}
function timeShort(value) {
  const s = String(value ?? "");
  const m = s.match(/(\d{2}:\d{2}:\d{2})/);
  return m ? m[1] : s.replace("T", " ").slice(0, 16);
}
function clamp(v, a, b) { return Math.max(a, Math.min(b, v)); }

const state = {
  csrf: "",
  scene: 0,
  releaseDate: "",
  reduced: false,
  visible: document.visibilityState === "visible",
  online: navigator.onLine,
  data: { overview: null, sources: null, jobs: null, batches: null, datasets: null, audit: null },
};

async function api(path, options = {}) {
  const headers = Object.assign({ "Content-Type": "application/json" }, options.headers || {});
  if (state.csrf && (options.method || "GET") !== "GET") headers["X-CSRF-Token"] = state.csrf;
  const res = await fetch(path, Object.assign({}, options, { headers, credentials: "same-origin" }));
  const body = await res.json();
  if (!res.ok) {
    const msg = (body.error && body.error.message) || body.error || res.statusText;
    throw new Error(msg);
  }
  return body;
}

function show(id) {
  ["login-view", "change-view", "shell"].forEach((key) => { $(key).hidden = key !== id; });
}

function table(headers, rows) {
  const thead = headers.map((h) => `<th>${esc(h)}</th>`).join("");
  const body = rows.length
    ? rows.map((cols) => `<tr>${cols.map((c) => `<td>${c}</td>`).join("")}</tr>`).join("")
    : `<tr><td colspan="${headers.length}">暂无数据</td></tr>`;
  return `<table><thead><tr>${thead}</tr></thead><tbody>${body}</tbody></table>`;
}

/* ---------------------------------------------------------------- 登录 / 会话 */
async function boot() {
  try {
    const session = await api("/admin/api/session");
    state.csrf = session.csrf;
    $("who").textContent = session.username;
    if (session.must_change) { show("change-view"); return; }
    show("shell");
    enterShell();
  } catch {
    show("login-view");
  }
}

$("login-form").addEventListener("submit", async (event) => {
  event.preventDefault();
  const form = new FormData(event.target);
  $("login-error").hidden = true;
  try {
    const result = await api("/admin/api/login", {
      method: "POST",
      body: JSON.stringify({ username: form.get("username"), password: form.get("password") }),
    });
    state.csrf = result.csrf;
    if (result.must_change) show("change-view");
    else { show("shell"); enterShell(); }
  } catch (err) {
    $("login-error").hidden = false;
    $("login-error").textContent = err.message;
  }
});

$("change-form").addEventListener("submit", async (event) => {
  event.preventDefault();
  const form = new FormData(event.target);
  try {
    await api("/admin/api/change-password", {
      method: "POST",
      body: JSON.stringify({ current: form.get("current"), new_password: form.get("new_password") }),
    });
    show("shell");
    enterShell();
  } catch (err) {
    $("change-error").hidden = false;
    $("change-error").textContent = err.message;
  }
});

$("logout-btn").addEventListener("click", async () => {
  await api("/admin/api/logout", { method: "POST", body: "{}" });
  Poller.stopAll();
  Stage.stop();
  show("login-view");
});

/* ---------------------------------------------------------------- 主题（日/夜） */
function applyTheme(theme) {
  const root = document.documentElement;
  if (theme === "night") root.setAttribute("data-theme", "night");
  else root.removeAttribute("data-theme");
  $("theme-btn").textContent = theme === "night" ? "日间" : "夜间";
  try { localStorage.setItem("hub_theme", theme); } catch { /* ignore storage errors */ }
  Stage.onThemeChange(theme);
}
$("theme-btn").addEventListener("click", () => {
  const current = document.documentElement.getAttribute("data-theme") === "night" ? "night" : "day";
  applyTheme(current === "night" ? "day" : "night");
});

/* ---------------------------------------------------------------- 减少动态效果 & 可见性 & 网络 */
const REDUCE_MQ = matchMedia("(prefers-reduced-motion: reduce)");
function applyReduced(reduced) {
  state.reduced = reduced;
  document.documentElement.classList.toggle("reduced", reduced);
  if (reduced) { Stage.stop(); StaticShell.mount(); }
  else { StaticShell.unmount(); Stage.start(); }
}
REDUCE_MQ.addEventListener("change", (e) => applyReduced(e.matches));

document.addEventListener("visibilitychange", () => {
  state.visible = document.visibilityState === "visible";
  onRuntimeAvailabilityChange();
});
window.addEventListener("online", () => { state.online = true; onRuntimeAvailabilityChange(); });
window.addEventListener("offline", () => { state.online = false; onRuntimeAvailabilityChange(); });

function runtimeAvailable() { return state.visible && state.online; }
function onRuntimeAvailabilityChange() {
  if (!$("shell") || $("shell").hidden) return;
  if (runtimeAvailable()) {
    // 恢复：不补播旧事件——所有通道先静默重建基线，再继续真实轮询
    Poller.resume();
    if (!state.reduced) Stage.resume();
  } else {
    // 隐藏/切页/断网：取消未播闪簇、清空队列、停止循环
    Poller.pause();
    Lamps.clearAll();
    if (!state.reduced) Stage.pause();
  }
  updateCrumbStatus();
}
function updateCrumbStatus() {
  const el = $("crumb");
  if (!el) return;
  if (!state.online) { el.textContent = "网络已断开 · 已暂停实时"; return; }
  if (!state.visible) { el.textContent = "已切至后台 · 已暂停动效"; return; }
  el.textContent = SCENES[state.scene] ? `8766 · ${SCENES[state.scene].label} · 持续运转` : "8766 · 四源汇流 · 持续运转";
}

/* ==========================================================================
   A2 信号灯引擎：只有真实事件才能点亮 ACT。
   - 单一来源的一簇事件最多折叠为 3 次短闪。
   - 全站所有通道共享一个节流阀：任意 1 秒窗口内新起的闪烁簇不超过 3 个，
     各来源互不同步（各自独立的小抖动），不做全局统一节拍。
   ========================================================================== */
const FLASH_ON = 90, FLASH_GAP = 160, MAX_CLUSTER = 3;
const GLOBAL_WINDOW = 1000, GLOBAL_CAP = 3;
const globalFlashStarts = [];
function reserveGlobalSlot(tNow) {
  while (globalFlashStarts.length && tNow - globalFlashStarts[0] > GLOBAL_WINDOW) globalFlashStarts.shift();
  if (globalFlashStarts.length < GLOBAL_CAP) { globalFlashStarts.push(tNow); return tNow; }
  const wait = (globalFlashStarts[0] + GLOBAL_WINDOW - tNow) + 40 + Math.random() * 120;
  const start = tNow + Math.max(30, wait);
  globalFlashStarts.push(start);
  globalFlashStarts.sort((a, b) => a - b);
  return start;
}

class LampChannel {
  constructor(id) { this.id = id; this.bursts = []; this.link = "unknown"; this.lastAt = 0; }
  push(n, kind) {
    const count = clamp(Math.round(n) || 1, 1, MAX_CLUSTER);
    const start = reserveGlobalSlot(performance.now());
    this.bursts.push({ start, n: count, kind: kind || "ok" });
    this.lastAt = Date.now();
  }
  clear() { this.bursts.length = 0; }
  level(tMs) {
    for (let i = this.bursts.length - 1; i >= 0; i--) {
      const b = this.bursts[i];
      const dur = (b.n - 1) * FLASH_GAP + FLASH_ON;
      const dt = tMs - b.start;
      if (dt < 0) continue;
      if (dt <= dur) { const ph = dt % FLASH_GAP; return ph < FLASH_ON ? 1 : 0.1; }
      if (dt <= dur + 260) return 0.22 * (1 - (dt - dur) / 260);
    }
    return 0;
  }
  activeKind(tMs) {
    for (let i = this.bursts.length - 1; i >= 0; i--) {
      const b = this.bursts[i];
      const dur = (b.n - 1) * FLASH_GAP + FLASH_ON + 260;
      if (tMs - b.start <= dur) return b.kind;
    }
    return null;
  }
  prune(tMs) { this.bursts = this.bursts.filter((b) => tMs - b.start < (b.n - 1) * FLASH_GAP + FLASH_ON + 400); }
}
const Lamps = {
  tushare: new LampChannel("tushare"),
  eastmoney: new LampChannel("eastmoney"),
  tencent: new LampChannel("tencent"),
  ifind: new LampChannel("ifind"),
  junction: new LampChannel("junction"),
  tx: new LampChannel("tx"),
  audit: new LampChannel("audit"),
  clearAll() { Object.values(this).forEach((c) => { if (c instanceof LampChannel) c.clear(); }); globalFlashStarts.length = 0; },
};
const FLOW_PROVIDERS = ["tushare", "eastmoney", "tencent", "ifind"];
const FLOW_LABEL = {
  tushare: "tushare · 官方盘后", eastmoney: "eastmoney · 盘中观察",
  tencent: "tencent · 盘中观察", ifind: "ifind · 授权实时",
};
/* 事件脉冲：来源 ACT 起闪 → 沿流道 → 核心接点 → TX；只在真实事件时入队 */
const PACKETS = [];
function emitPacket(providerIdx, kindRollback) {
  PACKETS.push({ src: providerIdx, t0: performance.now(), rb: !!kindRollback });
  if (PACKETS.length > 40) PACKETS.splice(0, PACKETS.length - 40); // 硬上限，防止无限增长
}
function fireSource(provider, n, kind) {
  const idx = FLOW_PROVIDERS.indexOf(provider);
  if (idx < 0) return;
  Lamps[provider].push(n, kind);
  emitPacket(idx, kind === "rollback");
  setTimeout(() => Lamps.junction.push(1, kind), 900);
  setTimeout(() => Lamps.tx.push(1, kind), 1650);
}

/* ==========================================================================
   数据轮询 + 真实事件识别（只认已经发生的事实，不臆造）
   ========================================================================== */
const Seen = {
  callsMax: -1, jobRunsMax: -1, auditMax: -1,
  batchState: new Map(), pubPublishedAt: new Map(),
  firstOverview: true, firstJobs: true, firstAudit: true, firstBatches: true,
};

async function pollOverview() {
  const data = await api("/admin/api/overview");
  const wasFirst = Seen.firstOverview;
  const calls = data.recent_calls || [];
  let maxId = Seen.callsMax;
  const fresh = [];
  for (const c of calls) { if (c.id > Seen.callsMax) fresh.push(c); if (c.id > maxId) maxId = c.id; }
  Seen.callsMax = maxId;
  Seen.firstOverview = false;
  if (!wasFirst && fresh.length) fireSource("tushare", fresh.length, fresh.some((c) => !c.ok) ? "error" : "ok");
  state.data.overview = data;
  Views.refresh();
}

async function pollSources() {
  const data = await api("/admin/api/sources");
  for (const item of data.items) {
    if (!FLOW_PROVIDERS.includes(item.provider)) continue;
    const health = item.health || {};
    const link = health.state === "ok" || health.state === "empty" ? "ok" : (health.state === "unconfigured" ? "unconfigured" : "error");
    Lamps[item.provider].link = link;
    // 每一次 /admin/api/sources 请求都会对该源做一次真实探测（现网行为），
    // 探测本身完成即是一次真实事件；未配置的源不闪（没有发生过真实调用）。
    if (item.provider !== "tushare" && link !== "unconfigured") {
      Lamps[item.provider].push(1, link === "ok" ? "ok" : "error");
      emitPacket(FLOW_PROVIDERS.indexOf(item.provider), false);
      setTimeout(() => Lamps.junction.push(1, link), 700);
    }
  }
  state.data.sources = data;
  Views.refresh();
}

async function pollJobs() {
  const data = await api("/admin/api/jobs");
  const wasFirst = Seen.firstJobs;
  let maxId = Seen.jobRunsMax;
  const fresh = [];
  for (const r of data.runs || []) { if (r.id > Seen.jobRunsMax) fresh.push(r); if (r.id > maxId) maxId = r.id; }
  Seen.jobRunsMax = maxId;
  Seen.firstJobs = false;
  if (!wasFirst && fresh.length) {
    const anyFail = fresh.some((r) => r.state === "failed");
    Lamps.junction.push(fresh.length, anyFail ? "error" : "ok");
  }
  state.data.jobs = data;
  Stage.freshJobRuns = fresh;
  Views.refresh();
}

async function pollBatches() {
  const date = state.releaseDate || "";
  const data = await api(`/admin/api/batches?date=${encodeURIComponent(date)}`);
  const wasFirst = Seen.firstBatches;
  let changed = false;
  for (const b of data.batches || []) {
    const prev = Seen.batchState.get(b.batch_id);
    if (prev !== b.state) { changed = true; Seen.batchState.set(b.batch_id, b.state); }
  }
  let published = false;
  for (const p of data.publications || []) {
    const key = `${p.dataset}:${p.trade_date}`;
    const prev = Seen.pubPublishedAt.get(key);
    if (prev !== p.published_at) { published = true; Seen.pubPublishedAt.set(key, p.published_at); }
  }
  Seen.firstBatches = false;
  if (!wasFirst && published) Lamps.tx.push(1, "pub");
  else if (!wasFirst && changed) Lamps.junction.push(1, "ok");
  state.data.batches = data;
  Views.refresh();
}

async function pollDatasets() {
  const date = "";
  const data = await api(`/admin/api/datasets?date=${encodeURIComponent(date)}`);
  state.data.datasets = data;
  Views.refresh();
}

async function pollAudit() {
  const data = await api("/admin/api/audit");
  const wasFirst = Seen.firstAudit;
  let maxId = Seen.auditMax;
  const fresh = [];
  for (const a of data.items || []) { if (a.id > Seen.auditMax) fresh.push(a); if (a.id > maxId) maxId = a.id; }
  Seen.auditMax = maxId;
  Seen.firstAudit = false;
  if (!wasFirst && fresh.length) {
    const rollback = fresh.some((a) => String(a.action).includes("rollback"));
    Lamps.audit.push(fresh.length, rollback ? "rollback" : "ok");
  }
  state.data.audit = data;
  Views.refresh();
}

const Poller = (() => {
  const specs = [
    { key: "overview", fn: pollOverview, every: 20000 },
    { key: "sources", fn: pollSources, every: 45000 },
    { key: "jobs", fn: pollJobs, every: 25000 },
    { key: "batches", fn: pollBatches, every: 25000 },
    { key: "datasets", fn: pollDatasets, every: 60000 },
    { key: "audit", fn: pollAudit, every: 20000 },
  ];
  const timers = new Map();
  function tickOne(spec) {
    spec.fn().catch((err) => console.error(`[hub] poll ${spec.key} failed`, err));
  }
  function schedule(spec) {
    clearTimer(spec.key);
    const t = setInterval(() => { if (runtimeAvailable()) tickOne(spec); }, spec.every);
    timers.set(spec.key, t);
  }
  function clearTimer(key) { if (timers.has(key)) { clearInterval(timers.get(key)); timers.delete(key); } }
  function startAll() {
    specs.forEach((spec, i) => { setTimeout(() => { tickOne(spec); schedule(spec); }, i * 160); });
  }
  function stopAll() { specs.forEach((s) => clearTimer(s.key)); }
  function pause() { stopAll(); }
  function resume() {
    // 恢复时先静默重建基线（不补播旧事件），随后正常轮询
    specs.forEach((spec) => { tickOne(spec); schedule(spec); });
  }
  return { startAll, stopAll, pause, resume };
})();

/* ==========================================================================
   六幕场景内容：cabin（控制舱摘要）与 detail（功能抽屉）共用同一份真实数据渲染，
   动效版与「减少动态效果」静态版都调用这里——保证信息与功能完全一致。
   ========================================================================== */
const SCENES = [
  { key: "overview", label: "总览" },
  { key: "sources", label: "数据源" },
  { key: "jobs", label: "调度任务" },
  { key: "release", label: "盘后发布" },
  { key: "datasets", label: "数据集" },
  { key: "audit", label: "审计" },
];
const EOD_LABELS = {
  pending_first_attempt: "等待首次尝试", waiting_upstream: "等待上游", done: "已成功",
  cutoff_failed: "已截止失败", closed_day: "休市",
};
const REV_LABELS = {
  waiting_review: "等待复核", review_failed: "复核失败", aligned: "已追平",
  cutoff: "已截止", pending_publish: "待发布", closed_day: "休市",
};
const PHASE_LABELS = { pre: "盘前", intraday: "盘中", lunch: "午间", eod: "盘后", closed: "休市" };

function todayYmd() {
  const d = new Date(); const pad = (n) => String(n).padStart(2, "0");
  return `${d.getFullYear()}${pad(d.getMonth() + 1)}${pad(d.getDate())}`;
}
if (!state.releaseDate) state.releaseDate = todayYmd();

const Views = {
  listeners: [],
  onChange(fn) { this.listeners.push(fn); },
  refresh() { this.listeners.forEach((fn) => { try { fn(); } catch (e) { console.error(e); } }); },
};

/* ---- 0 总览 ---- */
function cabinOverview() {
  const d = state.data.overview;
  if (!d) return { eyebrow: "SCENE 01 / 总览", title: "四源汇流 · 持续运转", sub: "正在加载真实状态…", rows: [], actions: [] };
  const eod = d.eod_status || {}, rev = d.revision_status || {};
  return {
    eyebrow: "SCENE 01 / 总览",
    title: "四源汇流 · 持续运转",
    sub: `${d.trade_date} · ${PHASE_LABELS[d.session_phase] || d.session_phase}。灯闪一次，就是一次真实调用或探测。`,
    rows: [
      ["今日发布", `${d.publications.length}`, "ok"],
      ["盘后补跑", EOD_LABELS[eod.state] || eod.state || "-", eod.state === "cutoff_failed" ? "fail" : "ok"],
      ["估值复核", REV_LABELS[rev.state] || rev.state || "-", rev.state === "review_failed" ? "fail" : "ok"],
      ["异常批次", `${d.anomalies.length}`, d.anomalies.length ? "fail" : "ok"],
    ],
    actions: [{ label: "进入数据源 →", cls: "pri", action: () => Nav.go(1) }, { label: "查看最近调用", cls: "", action: () => Detail.open("overview") }],
  };
}
function detailOverview() {
  const d = state.data.overview;
  if (!d) return `<h3>总览</h3><div class="dsub">正在加载…</div>`;
  const eod = d.eod_status || {}, rev = d.revision_status || {};
  const eodExtra = [];
  if (eod.state === "waiting_upstream") {
    eodExtra.push(`已试 ${eod.attempts} 次`);
    if (eod.next_retry_at) eodExtra.push(`下次重试 ${esc(timeShort(eod.next_retry_at))}`);
    if (eod.missing_datasets && eod.missing_datasets.length) eodExtra.push(`缺 ${esc(eod.missing_datasets.join(","))}`);
  }
  if (eod.state === "cutoff_failed" && eod.missing_datasets) eodExtra.push(`缺 ${esc(eod.missing_datasets.join(","))}`);
  const revExtra = [];
  if (rev.detail) revExtra.push(esc(String(rev.detail)));
  if (rev.window) revExtra.push(esc(String(rev.window)));
  return `
    <h3>总览 · ${esc(d.trade_date)}</h3>
    <div class="dsub">${esc(PHASE_LABELS[d.session_phase] || d.session_phase)} · 源共 ${d.source_count}</div>
    <div class="cards">
      <div class="card"><div class="muted">交易日</div><strong>${esc(d.trade_date)}</strong></div>
      <div class="card"><div class="muted">阶段</div><strong>${esc(PHASE_LABELS[d.session_phase] || d.session_phase)}</strong></div>
      <div class="card"><div class="muted">今日发布</div><strong>${d.publications.length}</strong></div>
      <div class="card"><div class="muted">盘后补跑</div><strong>${esc(EOD_LABELS[eod.state] || eod.state || "-")}</strong><div class="muted">${eodExtra.join(" · ")}</div></div>
      <div class="card"><div class="muted">估值复核</div><strong>${esc(REV_LABELS[rev.state] || rev.state || "-")}</strong><div class="muted">${revExtra.join(" · ")}</div></div>
      <div class="card"><div class="muted">异常批次</div><strong class="${d.anomalies.length ? "fail" : "ok"}">${d.anomalies.length}</strong></div>
    </div>
    <h3>最近调用（tushare）</h3>
    ${table(["时间", "源", "端点", "结果", "耗时"], d.recent_calls.map((row) => [
      esc(timeShort(row.created_at)), esc(row.provider), esc(row.endpoint),
      row.ok ? '<span class="ok">成功</span>' : `<span class="fail">${esc(row.error)}</span>`,
      `${row.latency_ms ?? "-"} ms`,
    ]))}
  `;
}

/* ---- 1 数据源 ---- */
function cabinSources() {
  const d = state.data.sources;
  if (!d) return { eyebrow: "SCENE 02 / 数据源", title: "四路来源 · 各闪各的", sub: "正在加载真实状态…", rows: [], actions: [] };
  const live = d.items.filter((it) => FLOW_PROVIDERS.includes(it.provider));
  const reserved = d.items.filter((it) => !FLOW_PROVIDERS.includes(it.provider));
  const rows = live.map((it) => {
    const h = it.health || {};
    const okish = h.state === "ok" || h.state === "empty";
    return [FLOW_LABEL[it.provider] || it.provider, `${h.latency_ms ?? "-"} ms · ${esc(h.state || "-")}`, okish ? "ok" : "warn"];
  });
  rows.push([`预留源 ${reserved.length} 个`, "未接入 · 无真实调用", "warn"]);
  return {
    eyebrow: "SCENE 02 / 数据源", title: "四路来源 · 各闪各的",
    sub: "点击任一端口双灯，详情从它的空间位置展开。灯闪代表真实探测或调用刚发生。",
    rows,
    actions: [{ label: "查看全部来源", cls: "pri", action: () => Detail.open("sources") }],
  };
}
function detailSources() {
  const d = state.data.sources;
  if (!d) return `<h3>数据源</h3><div class="dsub">正在加载…</div>`;
  const html = `<h3>数据源</h3><div class="dsub">LINK 常亮表示健康；ACT 只在真实探测/调用发生时短闪</div>` +
    table(["源", "角色", "状态", "凭据", "操作"], d.items.map((item) => {
      const cred = item.credential || {};
      const credText = cred.configured ? `已配置 · ${esc(cred.last4 || "****")}` : "未配置";
      return [
        esc(item.provider), esc(item.role),
        esc((item.health && (item.health.state || item.health.status)) || "-"),
        credText,
        `<button class="btn ghost" data-probe="${esc(item.provider)}">探测一次</button>`,
      ];
    }));
  return html;
}
function bindSourcesDetail(root) {
  root.querySelectorAll("[data-probe]").forEach((btn) => {
    btn.addEventListener("click", async () => {
      const provider = btn.dataset.probe;
      btn.disabled = true;
      try {
        const result = await api(`/admin/api/sources/${provider}/probe`, { method: "POST", body: "{}" });
        if (FLOW_PROVIDERS.includes(provider)) {
          const ok = result.state === "ok" || result.state === "empty";
          fireSource(provider, 1, ok ? "ok" : "error");
        }
        alert(JSON.stringify(result));
        await pollSources();
        Detail.reopen();
      } finally { btn.disabled = false; }
    });
  });
}

/* ---- 2 调度任务 ---- */
function cabinJobs() {
  const d = state.data.jobs;
  if (!d) return { eyebrow: "SCENE 03 / 调度任务", title: "时间轮 · 任务接力", sub: "正在加载真实状态…", rows: [], actions: [] };
  const runs = d.runs || [];
  const latest = runs[0];
  const failedRecent = runs.slice(0, 20).filter((r) => r.state === "failed").length;
  return {
    eyebrow: "SCENE 03 / 调度任务", title: "时间轮 · 任务接力",
    sub: "环上的每个节点对应一个真实定时任务；节点接力亮起来自最近一次真实运行。",
    rows: [
      ["最近运行", latest ? `${esc(latest.job_id)} · ${esc(latest.state)}` : "暂无", latest && latest.state === "failed" ? "fail" : "ok"],
      ["最近 20 次失败", `${failedRecent}`, failedRecent ? "fail" : "ok"],
      ["任务总数", `${d.jobs.length}`, "ok"],
    ],
    actions: [{ label: "查看调度日志", cls: "pri", action: () => Detail.open("jobs") }],
  };
}
function detailJobs() {
  const d = state.data.jobs;
  if (!d) return `<h3>调度任务</h3><div class="dsub">正在加载…</div>`;
  return `
    <h3>调度任务</h3>
    ${table(["任务", "时刻", "操作"], d.jobs.map((job) => [
      `${esc(job.id)} · ${esc(job.title)}`, esc(job.at),
      `<button class="btn ghost" data-run="${esc(job.id)}">手动触发</button>`,
    ]))}
    <h3>最近运行</h3>
    ${table(["ID", "任务", "状态", "开始", "结束", "错误"], d.runs.map((row) => [
      row.id, esc(row.job_id),
      `<span class="${row.state === "failed" ? "fail" : row.state === "running" ? "warn" : "ok"}">${esc(row.state)}</span>`,
      esc(timeShort(row.started_at)), esc(timeShort(row.finished_at)), esc(row.error || ""),
    ]))}
  `;
}
function bindJobsDetail(root) {
  root.querySelectorAll("[data-run]").forEach((btn) => {
    btn.addEventListener("click", async () => {
      const date = prompt("交易日 YYYYMMDD（可留空=今天）", "") || "";
      btn.disabled = true;
      try {
        await api(`/admin/api/jobs/${btn.dataset.run}/run`, { method: "POST", body: JSON.stringify({ trade_date: date }) });
        await pollJobs();
        Detail.reopen();
      } finally { btn.disabled = false; }
    });
  });
}

/* ---- 3 盘后发布 ---- */
function cabinRelease() {
  const d = state.data.batches;
  if (!d) return { eyebrow: "SCENE 04 / 盘后发布", title: "校验 → 暂存 → 发布", sub: "正在加载真实状态…", rows: [], actions: [] };
  const pubs = d.publications || [];
  const rollbacks = pubs.filter((p) => p.prev_batch).length;
  const failedBatches = (d.batches || []).filter((b) => b.state === "failed").length;
  return {
    eyebrow: "SCENE 04 / 盘后发布", title: "校验 → 暂存 → 发布",
    sub: `${d.trade_date} · RX 批次穿过三层，TX 给出回执；校验失败走红色回滚分叉。`,
    rows: [
      ["活跃发布", `${pubs.length} 个数据集`, "ok"],
      ["可回滚", `${rollbacks}`, rollbacks ? "warn" : "ok"],
      ["批次异常", `${failedBatches}`, failedBatches ? "fail" : "ok"],
    ],
    actions: [{ label: "查看批次与发布", cls: "pri", action: () => Detail.open("release") }],
  };
}
function detailRelease() {
  const d = state.data.batches;
  if (!d) return `<h3>盘后发布</h3><div class="dsub">正在加载…</div>`;
  return `
    <h3>盘后发布 ${esc(d.trade_date)}</h3>
    <div class="toolbar">
      <label>日期 <input id="rel-date" value="${esc(d.trade_date)}" /></label>
      <button type="button" class="btn ghost" id="rel-load">查看</button>
      <button type="button" class="btn warn" id="rel-backfill">补数</button>
    </div>
    <h3>当前映射</h3>
    ${table(["数据集", "活跃批次", "上一批次", "状态", "发布时间", "操作"], d.publications.map((row) => [
      esc(row.dataset), esc(row.active_batch), esc(row.prev_batch), esc(row.state), esc(row.published_at),
      row.prev_batch ? `<button class="btn danger" data-rollback="${esc(row.dataset)}">回滚</button>` : "-",
    ]))}
    <h3>批次</h3>
    ${table(["batch_id", "数据集", "状态", "行数", "错误"], d.batches.map((row) => [
      esc(row.batch_id), esc(row.dataset),
      `<span class="${row.state === "failed" ? "fail" : "ok"}">${esc(row.state)}</span>`,
      row.rows_out ?? "", esc(row.error || ""),
    ]))}
  `;
}
function bindReleaseDetail(root) {
  root.querySelector("#rel-load").addEventListener("click", async () => {
    state.releaseDate = root.querySelector("#rel-date").value.trim();
    await pollBatches();
    Detail.reopen();
  });
  root.querySelector("#rel-backfill").addEventListener("click", () => dangerous("backfill"));
  root.querySelectorAll("[data-rollback]").forEach((btn) => {
    btn.addEventListener("click", () => dangerous("rollback", btn.dataset.rollback));
  });
}
async function dangerous(kind, dataset) {
  const date = state.releaseDate || "";
  const ds = dataset || prompt("数据集（daily/valuation/moneyflow/auction/stocks→A组整批；index_daily→B组；或 reference）", "daily");
  if (!ds) return;
  const password = prompt("二次确认：输入管理密码");
  if (!password) return;
  const confirmWord = `${ds}:${date}`;
  const typed = prompt(`请输入确认词：${confirmWord}`);
  if (!typed) return;
  const path = kind === "rollback" ? "/admin/api/rollback" : "/admin/api/backfill";
  try {
    await api(path, { method: "POST", body: JSON.stringify({ dataset: ds, trade_date: date, password, confirm: typed }) });
    if (kind === "rollback") Lamps.tx.push(1, "rollback");
    await pollBatches();
    await pollAudit();
    Detail.reopen();
  } catch (err) {
    alert(err.message);
  }
}

/* ---- 4 数据集 ---- */
function cabinDatasets() {
  const d = state.data.datasets;
  if (!d) return { eyebrow: "SCENE 05 / 数据集", title: "六面展开 · 数据集空间", sub: "正在加载真实状态…", rows: [], actions: [] };
  const pubs = d.publications || [];
  return {
    eyebrow: "SCENE 05 / 数据集", title: "六面展开 · 数据集空间",
    sub: `${d.trade_date} · 核心面片翻开成数据集，稳定显示日期与状态。`,
    rows: pubs.slice(0, 4).map((p) => [esc(p.dataset), `${esc(p.state)} · ${esc(timeShort(p.published_at))}`, p.state === "published" ? "ok" : "warn"]),
    actions: [{ label: "查看差异报告", cls: "pri", action: () => Detail.open("datasets") }],
  };
}
function detailDatasets() {
  const d = state.data.datasets;
  if (!d) return `<h3>数据集</h3><div class="dsub">正在加载…</div>`;
  return `
    <h3>数据集 / 质量 ${esc(d.trade_date)}</h3>
    ${table(["数据集", "批次", "状态", "发布时间"], d.publications.map((row) => [
      esc(row.dataset), esc(row.active_batch), esc(row.state), esc(row.published_at),
    ]))}
    <h3>源间差异</h3>
    ${table(["指标", "左", "右", "偏差", "样本"], d.diff_reports.map((row) => [
      esc(row.metric), esc(row.left_value), esc(row.right_value), esc(row.deviation), row.sample_count ?? "",
    ]))}
  `;
}

/* ---- 5 审计 ---- */
function cabinAudit() {
  const d = state.data.audit;
  if (!d) return { eyebrow: "SCENE 06 / 审计", title: "时间尾迹 · 全程留痕", sub: "正在加载真实状态…", rows: [], actions: [] };
  const items = d.items || [];
  const latest = items[0];
  return {
    eyebrow: "SCENE 06 / 审计", title: "时间尾迹 · 全程留痕",
    sub: "输出流在核心后方留下轨迹，发布、操作、回滚沿轨迹展开。",
    rows: latest ? [[esc(latest.actor), `${esc(latest.action)} · ${esc(timeShort(latest.created_at))}`, String(latest.action).includes("rollback") ? "warn" : "ok"]] : [],
    actions: [{ label: `查看审计（共 ${items.length} 条）`, cls: "pri", action: () => Detail.open("audit") }],
  };
}
function detailAudit() {
  const d = state.data.audit;
  if (!d) return `<h3>审计</h3><div class="dsub">正在加载…</div>`;
  return `<h3>审计</h3><div class="dsub">共 ${d.items.length} 条 · 最新在前</div>` +
    table(["时间", "操作者", "动作", "对象", "详情"], d.items.map((row) => [
      esc(timeShort(row.created_at)), esc(row.actor), esc(row.action), esc(row.target), esc(row.detail),
    ]));
}

const SCENE_CABIN = [cabinOverview, cabinSources, cabinJobs, cabinRelease, cabinDatasets, cabinAudit];
const SCENE_DETAIL = [detailOverview, detailSources, detailJobs, detailRelease, detailDatasets, detailAudit];
const SCENE_BIND = [null, bindSourcesDetail, bindJobsDetail, bindReleaseDetail, null, null];

const Detail = {
  openKey: null,
  open(key) {
    const idx = SCENES.findIndex((s) => s.key === key);
    if (idx < 0) return;
    this.openKey = key;
    if (state.reduced) return; // 静态版直接内嵌显示，无需抽屉
    Stage.renderDetail(idx);
  },
  reopen() { if (this.openKey && !state.reduced) this.open(this.openKey); },
  close() { this.openKey = null; if (!state.reduced) Stage.closeDetail(); },
};

const Nav = {
  go(idx) {
    if (state.reduced) { StaticShell.scrollTo(idx); return; }
    Stage.scrollToScene(idx);
  },
};

/* ==========================================================================
   canvas 3D 引擎（动效版）——移植自经白栖知确认的第七版原稿，
   静态数据换成真实拉取结果，随机模拟事件全部替换为真实事件驱动。
   ========================================================================== */
const Stage = (() => {
  let canvas, ctx, W = 0, H = 0, DPR = 1;
  let running = false, rafId = null;
  let PAL, C;
  const CAM = { yaw: 0, pitch: .12, dist: 5.4, cx: 0, cy: 0, fov: 1.9 };
  const T0 = performance.now();
  const now = () => performance.now();

  function initPalette() {
    PAL = {
      night: { bgA: "#05080F", bgB: "#0A1322", cyan: "#2FD8CE", blue: "#4A86FF", amber: "#FFB84D", red: "#FF6B6B",
        ink: "#E8EEFC", dim: "#9AA6C4", face: "rgba(58,96,180,", edge: "rgba(140,190,255,", slab: "rgba(47,216,206,", ring: "rgba(120,170,255,",
        chan: ["rgba(150,205,255,", "rgba(120,180,255,", "rgba(185,175,255,", "rgba(255,214,160,"] },
      day: { bgA: "#E8ECF5", bgB: "#F7F9FF", cyan: "#0A9C93", blue: "#2F63D6", amber: "#B97A0E", red: "#D64F4F",
        ink: "#1B2547", dim: "#5B6785", face: "rgba(120,160,235,", edge: "rgba(47,99,214,", slab: "rgba(10,156,147,", ring: "rgba(47,99,214,",
        chan: ["rgba(47,99,214,", "rgba(10,124,146,", "rgba(109,93,214,", "rgba(190,120,10,"] },
    };
    C = PAL[document.documentElement.getAttribute("data-theme") === "night" ? "night" : "day"];
  }

  const V = (x, y, z) => ({ x, y, z });
  function rotY(p, a) { const c = Math.cos(a), s = Math.sin(a); return V(p.x * c + p.z * s, p.y, -p.x * s + p.z * c); }
  function rotX(p, a) { const c = Math.cos(a), s = Math.sin(a); return V(p.x, p.y * c - p.z * s, p.y * s + p.z * c); }
  function bez(p0, p1, p2, p3, t) {
    const u = 1 - t;
    return V(
      u * u * u * p0.x + 3 * u * u * t * p1.x + 3 * u * t * t * p2.x + t * t * t * p3.x,
      u * u * u * p0.y + 3 * u * u * t * p1.y + 3 * u * t * t * p2.y + t * t * t * p3.y,
      u * u * u * p0.z + 3 * u * u * t * p1.z + 3 * u * t * t * p2.z + t * t * t * p3.z,
    );
  }
  function project(p) {
    let q = rotY(V(p.x - CAM.cx, p.y - CAM.cy, p.z), CAM.yaw);
    q = rotX(q, -CAM.pitch);
    const s = CAM.fov / Math.max(.3, CAM.dist - q.z);
    return { x: W / 2 + q.x * s * W * .5, y: H / 2 - q.y * s * W * .5, z: q.z, s };
  }
  function roundRect(x, y, w, h, r) {
    ctx.beginPath(); ctx.moveTo(x + r, y); ctx.arcTo(x + w, y, x + w, y + h, r); ctx.arcTo(x + w, y + h, x, y + h, r);
    ctx.arcTo(x, y + h, x, y, r); ctx.arcTo(x, y, x + w, y, r); ctx.closePath();
  }
  const setAdd = () => { ctx.globalCompositeOperation = (C === PAL.night ? "lighter" : "source-over"); };
  function polyGlow(pts, color, alpha, width, dashPhase) {
    ctx.save(); setAdd();
    if (C !== PAL.night) alpha = Math.min(1, alpha * 1.5);
    for (let i = 0; i < pts.length - 1; i++) {
      const a = project(pts[i]), b = project(pts[i + 1]);
      const depth = Math.max(.15, Math.min(1, 1.35 - (a.z + 3) / 6));
      let al = alpha * depth;
      if (dashPhase !== null) al *= .35 + .65 * Math.max(0, Math.sin((i / pts.length) * 14 - dashPhase));
      ctx.strokeStyle = color + al.toFixed(3) + ")";
      ctx.lineWidth = width * (a.s * 2.2); ctx.lineCap = "round";
      ctx.beginPath(); ctx.moveTo(a.x, a.y); ctx.lineTo(b.x, b.y); ctx.stroke();
    }
    ctx.restore();
  }
  function dot3(p, r, color, alpha, glow) {
    const q = project(p);
    const depth = Math.max(.2, Math.min(1, 1.35 - (q.z + 3) / 6));
    const rr = r * q.s * 2.4;
    ctx.save(); setAdd();
    if (C !== PAL.night) alpha = Math.min(1, alpha * 1.35);
    if (glow) {
      const g = ctx.createRadialGradient(q.x, q.y, 0, q.x, q.y, rr * 3.2);
      g.addColorStop(0, color + (.5 * alpha * depth) + ")"); g.addColorStop(1, color + "0)");
      ctx.fillStyle = g; ctx.beginPath(); ctx.arc(q.x, q.y, rr * 3.2, 0, 7); ctx.fill();
    }
    ctx.fillStyle = color + (alpha * depth) + ")";
    ctx.beginPath(); ctx.arc(q.x, q.y, rr, 0, 7); ctx.fill();
    ctx.restore();
    return q;
  }
  /* A2 双灯：LINK 反映真实连通状态（常亮）+ ACT 事件驱动短闪 */
  function lamp3(p, level, scale, kind, linkState) {
    const q = project(p);
    const u = Math.max(.7, q.s * 2.2) * (scale || 1);
    const x = q.x, y = q.y, w = 13 * u, h = 5 * u, gap = 4 * u;
    ctx.save();
    ctx.globalAlpha = .9;
    ctx.fillStyle = C === PAL.night ? "rgba(6,12,24,.78)" : "rgba(255,255,255,.92)";
    ctx.strokeStyle = C.edge + ".5)"; ctx.lineWidth = 1;
    roundRect(x - w / 2 - 4 * u, y - h - gap / 2 - 4 * u, w + 8 * u, h * 2 + gap + 8 * u, 5 * u); ctx.fill(); ctx.stroke();
    const linkColor = linkState === "ok" ? C.cyan : linkState === "error" ? C.red : C.dim;
    const linkAlpha = linkState === "ok" ? .6 : linkState === "error" ? .55 : .25;
    ctx.globalAlpha = linkAlpha; ctx.fillStyle = linkColor; ctx.shadowColor = linkColor; ctx.shadowBlur = linkState === "ok" || linkState === "error" ? 6 * u : 0;
    roundRect(x - w / 2, y - h - gap / 2, w, h, h / 2); ctx.fill();
    ctx.shadowBlur = 0;
    const actColor = kind === "error" || kind === "rollback" ? C.red : C.amber;
    if (level > 0) {
      ctx.globalAlpha = .3 + .7 * level; ctx.fillStyle = actColor; ctx.shadowColor = actColor; ctx.shadowBlur = 18 * u * level;
    } else { ctx.globalAlpha = .18; ctx.fillStyle = C.amber; }
    roundRect(x - w / 2, y + gap / 2, w, h, h / 2); ctx.fill();
    ctx.restore();
    return q;
  }

  /* ---------- 六幕相机关键帧（纯几何/镜头语言，已由白栖知确认） ---------- */
  const CH = [
    { yaw: .00, pitch: .13, dist: 4.7, cx: 0, cy: 0, scale: 1.18, explode: .14, ring: 1.0, spread: 1.0, unfold: 0, trail: 0 },
    { yaw: .62, pitch: .17, dist: 3.7, cx: -.55, cy: .12, scale: .98, explode: .14, ring: .8, spread: 2.0, unfold: 0, trail: 0 },
    { yaw: 1.18, pitch: .30, dist: 4.2, cx: 0, cy: -.1, scale: .72, explode: .1, ring: .95, spread: .9, unfold: 0, trail: 0 },
    { yaw: 1.72, pitch: .06, dist: 4.0, cx: .1, cy: .24, scale: .9, explode: .7, ring: .6, spread: .75, unfold: 0, trail: 0 },
    { yaw: 2.38, pitch: .15, dist: 4.3, cx: 0, cy: 0, scale: 1.0, explode: .22, ring: 1.0, spread: .9, unfold: 1, trail: 0 },
    { yaw: 2.92, pitch: .10, dist: 4.6, cx: .4, cy: 0, scale: .95, explode: .16, ring: 1.0, spread: 1.0, unfold: 0, trail: 1 },
  ];
  function smooth(t) { return t * t * (3 - 2 * t); }
  function lerpK(a, b, f) { const o = {}; for (const k in a) o[k] = a[k] + (b[k] - a[k]) * f; return o; }
  function chapterAt(p) {
    const i = clamp(Math.floor(p), 0, 4), f = smooth(clamp(p - i, 0, 1));
    return { ...lerpK(CH[i], CH[i + 1], f), idx: clamp(Math.round(p), 0, 5) };
  }

  /* ---------- 几何：核心 / 端口 / 流道 / 环 ---------- */
  const PORTS = [V(-1.02, .52, .18), V(-1.05, -.42, .38), V(-.5, .98, -.4), V(-.48, -.92, -.42)];
  const SRC_FAR = [V(-3.4, 1.9, -1.6), V(-3.6, -1.7, -.8), V(-2.3, 2.6, -2.4), V(-2.2, -2.7, -2.0)];
  const TX_PORT = V(1.02, .18, .05), RX_PORT = V(.98, -.4, .1);
  const TX_FAR = V(5.6, 1.4, -1.6), AUD_FAR = V(4.6, -2.4, .6);
  function chanPts(from, to, spread, lift) {
    const a = V(from.x * spread, from.y * spread, from.z);
    const c1 = V(a.x * .55, a.y * .8 + lift, a.z * .7), c2 = V(to.x * 2.0, to.y * 1.5, to.z * 1.6);
    const pts = []; for (let i = 0; i <= 42; i++) pts.push(bez(a, c1, c2, to, i / 42));
    return pts;
  }
  function getChannels(spread) {
    const chans = FLOW_PROVIDERS.map((_, i) => chanPts(SRC_FAR[i], PORTS[i], spread, i % 2 ? -.5 : .5));
    chans.tx = chanPts(TX_FAR, TX_PORT, 1, .2).reverse();
    chans.aud = chanPts(AUD_FAR, RX_PORT, 1, -.2).reverse();
    return chans;
  }

  const CUBE_F = [
    { n: "来源", key: "sources", idx: [0, 1, 3, 2], nor: V(-1, 0, 0) },
    { n: "发布", key: "release", idx: [4, 6, 7, 5], nor: V(1, 0, 0) },
    { n: "调度", key: "jobs", idx: [2, 3, 7, 6], nor: V(0, 1, 0) },
    { n: "暂存", key: "release2", idx: [0, 4, 5, 1], nor: V(0, -1, 0) },
    { n: "数据集", key: "datasets", idx: [1, 5, 7, 3], nor: V(0, 0, 1) },
    { n: "审计", key: "audit", idx: [0, 2, 6, 4], nor: V(0, 0, -1) },
  ];
  const CUBE_V = []; for (const x of [-1, 1]) for (const y of [-1, 1]) for (const z of [-1, 1]) CUBE_V.push(V(x * .5, y * .5, z * .5));
  function facePoint(f, u, v, sc, explode) {
    const nor = f.nor, ex = explode * .5;
    let t1 = Math.abs(nor.x) ? V(0, 0, 1) : V(1, 0, 0);
    let t2 = V(nor.y * t1.z - nor.z * t1.y, nor.z * t1.x - nor.x * t1.z, nor.x * t1.y - nor.y * t1.x);
    let base = V(nor.x * (.5 + ex), nor.y * (.5 + ex), nor.z * (.5 + ex));
    return V(
      (base.x + t1.x * u * .5 + t2.x * v * .5) * sc,
      (base.y + t1.y * u * .5 + t2.y * v * .5) * sc,
      (base.z + t1.z * u * .5 + t2.z * v * .5) * sc,
    );
  }
  function faceSummary(f) {
    const s = state.data;
    if (f.key === "sources") {
      const items = (s.sources && s.sources.items || []).filter((it) => FLOW_PROVIDERS.includes(it.provider));
      const ok = items.filter((it) => it.health && (it.health.state === "ok" || it.health.state === "empty")).length;
      return `${ok}/${items.length || 4} 已连接`;
    }
    if (f.key === "release" || f.key === "release2") {
      const pubs = (s.batches && s.batches.publications) || [];
      if (f.key === "release2") { const staged = ((s.batches && s.batches.batches) || []).filter((b) => b.state === "staged").length; return `队列 ${staged}`; }
      const latest = pubs.slice().sort((a, b) => String(a.published_at).localeCompare(String(b.published_at))).pop();
      return latest ? String(latest.active_batch) : "暂无发布";
    }
    if (f.key === "jobs") { const runs = (s.jobs && s.jobs.runs) || []; const today = todayYmd(); const n = runs.filter((r) => String(r.started_at || "").replace(/-/g, "").startsWith(today.slice(0, 8))).length; return `今日运行 ${n}`; }
    if (f.key === "datasets") { const pubs = (s.datasets && s.datasets.publications) || []; return `${pubs.length} 套`; }
    if (f.key === "audit") { const items = (s.audit && s.audit.items) || []; return `留痕 ${items.length}`; }
    return "";
  }
  function drawCore(sc, explode, unfold, vt) {
    const faces = CUBE_F.map((f, fi) => {
      const corners = f.idx.map((i) => {
        const vtx = CUBE_V[i]; const nor = f.nor;
        let t1 = Math.abs(nor.x) ? V(0, 0, 1) : V(1, 0, 0);
        let t2 = V(nor.y * t1.z - nor.z * t1.y, nor.z * t1.x - nor.x * t1.z, nor.x * t1.y - nor.y * t1.x);
        const u = 2 * (vtx.x * t1.x + vtx.y * t1.y + vtx.z * t1.z), v = 2 * (vtx.x * t2.x + vtx.y * t2.y + vtx.z * t2.z);
        return facePoint(f, u, v, sc, explode);
      });
      const pr = corners.map(project);
      const zc = pr.reduce((a, p) => a + p.z, 0) / 4;
      const c3 = corners.reduce((a, p) => V(a.x + p.x / 4, a.y + p.y / 4, a.z + p.z / 4), V(0, 0, 0));
      const facing = rotY(V(f.nor.x, f.nor.y, f.nor.z), CAM.yaw).z > .12;
      return { f, fi, pr, zc, c3, facing };
    }).sort((a, b) => b.zc - a.zc);
    // 内部层片：校验 / 暂存 / 发布
    const slabNames = ["校验", "暂存", "发布"];
    for (let s = 0; s < 3; s++) {
      const y = (s - 1) * (.3 + explode * .42) * sc, hw = .36 * sc, hh = .07 * sc;
      const sv = [V(-hw, y - hh, -hw), V(hw, y - hh, -hw), V(hw, y - hh, hw), V(-hw, y - hh, hw),
        V(-hw, y + hh, -hw), V(hw, y + hh, -hw), V(hw, y + hh, hw), V(-hw, y + hh, hw)];
      const edges = [[0, 1], [1, 2], [2, 3], [3, 0], [4, 5], [5, 6], [6, 7], [7, 4], [0, 4], [1, 5], [2, 6], [3, 7]];
      ctx.save();
      const fillA = .10 + explode * .10;
      const top = [4, 5, 6, 7].map((i) => project(sv[i]));
      ctx.fillStyle = C.slab + fillA + ")";
      ctx.beginPath(); top.forEach((p, i) => (i ? ctx.lineTo(p.x, p.y) : ctx.moveTo(p.x, p.y))); ctx.closePath(); ctx.fill();
      ctx.strokeStyle = C.slab + ".5)"; ctx.lineWidth = 1;
      edges.forEach((e) => { const a = project(sv[e[0]]), b = project(sv[e[1]]); ctx.beginPath(); ctx.moveTo(a.x, a.y); ctx.lineTo(b.x, b.y); ctx.stroke(); });
      if (explode > .45) {
        const c = project(V(hw * 1.15, y, 0));
        ctx.fillStyle = C.ink; ctx.globalAlpha = .9; ctx.font = `600 ${Math.max(10, 11 * c.s * 2)}px "Noto Sans SC"`;
        ctx.fillText(slabNames[s], c.x + 8, c.y + 4); ctx.globalAlpha = 1;
      }
      ctx.restore();
    }
    faces.forEach((fc) => {
      const { pr, f, facing } = fc;
      const depth = Math.max(.15, Math.min(1, 1.2 - (fc.zc + 2.5) / 5));
      ctx.save();
      const g = ctx.createLinearGradient(pr[0].x, pr[0].y, pr[2].x, pr[2].y);
      g.addColorStop(0, C.face + ((facing ? .20 : .06) * depth + .03) + ")");
      g.addColorStop(.55, C.face + ((facing ? .07 : .02) * depth + .015) + ")");
      g.addColorStop(1, C.face + ((facing ? .14 : .04) * depth + .02) + ")");
      ctx.fillStyle = g;
      ctx.beginPath(); pr.forEach((p, i) => (i ? ctx.lineTo(p.x, p.y) : ctx.moveTo(p.x, p.y))); ctx.closePath(); ctx.fill();
      if (facing) { ctx.shadowColor = C.edge + ".9)"; ctx.shadowBlur = 9; }
      ctx.strokeStyle = C.edge + ((facing ? .8 : .3) * depth + .12) + ")"; ctx.lineWidth = facing ? 1.4 : 1; ctx.stroke();
      ctx.shadowBlur = 0;
      if (facing && unfold < .5) {
        const c = project(fc.c3); const fs = Math.max(11, 15 * c.s * 2);
        ctx.globalAlpha = .55 + .45 * depth; ctx.fillStyle = C.ink; ctx.font = `600 ${fs}px "Noto Sans SC"`; ctx.textAlign = "center";
        ctx.fillText(f.n, c.x, c.y - fs * .3);
        ctx.globalAlpha *= .7; ctx.font = `${fs * .74}px "DejaVu Sans Mono"`; ctx.fillStyle = C.cyan;
        ctx.fillText(faceSummary(f), c.x, c.y + fs * .75);
        ctx.textAlign = "left"; ctx.globalAlpha = 1;
      }
      ctx.restore();
    });
    Stage.faceCenters = faces.filter((f) => f.facing).map((fc) => ({ q: project(fc.c3), fi: fc.fi }));
    ctx.save(); setAdd();
    const b0 = project(V(0, -.8 * sc, 0)), b1 = project(V(0, .8 * sc, 0));
    const bg2 = ctx.createLinearGradient(b0.x, b0.y, b1.x, b1.y);
    const beamA = C === PAL.night ? .5 : .3;
    bg2.addColorStop(0, C.slab + "0)"); bg2.addColorStop(.5, C.slab + beamA + ")"); bg2.addColorStop(1, C.slab + "0)");
    ctx.strokeStyle = bg2; ctx.lineCap = "round"; ctx.lineWidth = Math.max(3, 9 * b0.s * 2);
    ctx.beginPath(); ctx.moveTo(b0.x, b0.y); ctx.lineTo(b1.x, b1.y); ctx.stroke();
    dot3(V(0, 0, 0), 4, C === PAL.night ? "rgba(190,240,255," : C.slab, .8, true);
    ctx.restore();
  }
  function drawRing(radius, tilt, vt) {
    const pts = [];
    for (let i = 0; i <= 72; i++) { const a = i / 72 * Math.PI * 2; pts.push(rotX(V(Math.cos(a) * radius, 0, Math.sin(a) * radius), tilt)); }
    polyGlow(pts, C.ring, .5, 1.1, vt * 1.2);
  }
  function drawTasksRing(radius, tilt) {
    const jobsData = state.data.jobs; if (!jobsData) return;
    const jobs = jobsData.jobs || [], runs = jobsData.runs || [];
    const latestByJob = new Map();
    for (const r of runs) if (!latestByJob.has(r.job_id)) latestByJob.set(r.job_id, r);
    jobs.forEach((job, i) => {
      const a0 = i / jobs.length * Math.PI * 2 + Math.PI * .1;
      let p = V(Math.cos(a0) * radius, 0, Math.sin(a0) * radius); p = rotX(p, tilt);
      const run = latestByJob.get(job.id);
      const st = run ? run.state : "never";
      const color = st === "failed" ? "rgba(255,107,107," : st === "ok" ? "rgba(47,216,206," : st === "running" ? "rgba(255,184,77," : "rgba(150,160,190,";
      const q = dot3(p, st === "never" ? 3 : 4.6, color, st === "never" ? .4 : .9, st !== "never");
      const isFresh = (Stage.freshJobRuns || []).some((r) => r.job_id === job.id);
      if (isFresh) lamp3(p, Lamps.junction.level(now()), .78, st === "failed" ? "error" : "ok");
      ctx.save(); ctx.globalAlpha = .55; ctx.fillStyle = st === "failed" ? C.red : C.dim;
      ctx.font = `${Math.max(9, 10 * q.s * 2)}px "Noto Sans SC"`; ctx.textAlign = "center";
      ctx.fillText(job.title.slice(0, 8), q.x, q.y - 13 * q.s * 2); ctx.textAlign = "left"; ctx.restore();
    });
  }
  const flowSeeds = FLOW_PROVIDERS.map(() => Array.from({ length: 24 }, (_, i) => ({ o: i / 24, w: .6 + (i % 5) * .12 })));
  function drawFlows(chans, vt, alpha) {
    FLOW_PROVIDERS.forEach((provider, i) => {
      const pts = chans[i];
      polyGlow(pts, C.chan[i], .5 * alpha, 2.2, vt * .0016 * (1.2 + i * .18));
      flowSeeds[i].forEach((p) => {
        const u = (p.o + vt * .00006 * p.w) % 1;
        const pt = pts[Math.floor(u * (pts.length - 1))];
        dot3(pt, 2.6 * p.w, C.chan[i], .95 * alpha, p.w > 1.05);
      });
    });
    polyGlow(chans.tx, C.slab, .5 * alpha, 2.4, vt * .0022);
    polyGlow(chans.aud, C.edge, .3 * alpha, 1.6, vt * .0016);
  }
  const TRAVEL_IN = 900, TRAVEL_OUT = 750;
  function drawPackets(chans) {
    const nowMs = performance.now();
    for (let k = PACKETS.length - 1; k >= 0; k--) {
      const pk = PACKETS[k]; const dt = nowMs - pk.t0;
      if (dt > TRAVEL_IN + TRAVEL_OUT + 400) { PACKETS.splice(k, 1); continue; }
      const col = pk.rb ? "rgba(255,107,107," : "rgba(255,214,150,";
      if (dt < TRAVEL_IN) {
        const u = dt / TRAVEL_IN, pts = chans[pk.src];
        for (let j = 0; j < 6; j++) { const uu = Math.min(1, u - j * .02); if (uu < 0) break; const pt = pts[Math.floor(uu * (pts.length - 1))]; dot3(pt, 3.4 - j * .42, col, .9 - j * .13, j === 0); }
      } else {
        const u = (dt - TRAVEL_IN) / TRAVEL_OUT, pts = pk.rb ? chans.aud : chans.tx;
        for (let j = 0; j < 6; j++) { const uu = Math.min(1, u - j * .02); if (uu < 0) break; const pt = pts[Math.floor(uu * (pts.length - 1))]; dot3(pt, 3.2 - j * .4, col, .85 - j * .12, j === 0); }
      }
    }
  }
  function drawAuditTrail(amp) {
    const items = ((state.data.audit && state.data.audit.items) || []).slice(0, 5);
    if (amp < .05 || !items.length) return;
    ctx.save(); ctx.globalAlpha = amp;
    items.forEach((a, i) => {
      const t = i / Math.max(1, items.length - 1);
      const ang = Math.PI * (.25 + t * .85), r = 2.6 + t * .9;
      const p = V(Math.cos(ang) * r, .9 - t * 1.9, -1.6 - Math.sin(ang) * 1.2);
      const q = project(p);
      const col = String(a.action).includes("rollback") ? C.red : C.cyan;
      ctx.globalAlpha = amp * (1 - t * .55);
      ctx.fillStyle = col; ctx.beginPath(); ctx.arc(q.x, q.y, 4 * q.s * 2, 0, 7); ctx.fill();
      ctx.font = `${Math.max(9, 10 * q.s * 2)}px "Noto Sans SC"`; ctx.fillStyle = C.ink;
      ctx.fillText(`${a.action} · ${a.target || ""}`.slice(0, 22), q.x + 12, q.y + 3);
      ctx.font = `${Math.max(8, 9 * q.s * 2)}px "DejaVu Sans Mono"`; ctx.fillStyle = C.dim;
      ctx.fillText(timeShort(a.created_at), q.x + 12, q.y + 15);
    });
    ctx.restore();
  }
  function drawSourceLabels(alpha) {
    if (alpha < .05) return;
    ctx.save(); ctx.globalAlpha = alpha;
    Stage.portScreen.forEach((q, i) => {
      if (!q || q.hide) return;
      const provider = FLOW_PROVIDERS[i];
      const info = ((state.data.sources && state.data.sources.items) || []).find((it) => it.provider === provider) || {};
      const health = info.health || {};
      const OFF = [{ dx: 34, dy: -78 }, { dx: 34, dy: 34 }, { dx: -230, dy: -92 }, { dx: -230, dy: 48 }][i];
      let x = q.x + OFF.dx, y = q.y + OFF.dy;
      x = clamp(x, 320, W - 216); y = clamp(y, 14, H - 96);
      ctx.fillStyle = C.face + ".14)"; ctx.strokeStyle = C.edge + ".6)"; ctx.lineWidth = 1;
      roundRect(x, y, 196, 62, 9); ctx.fill(); ctx.stroke();
      ctx.fillStyle = C.ink; ctx.font = "600 12.5px \"Noto Sans SC\""; ctx.fillText(FLOW_LABEL[provider] || provider, x + 11, y + 20);
      ctx.fillStyle = C.dim; ctx.font = "10.5px \"DejaVu Sans Mono\"";
      ctx.fillText(`延迟 ${health.latency_ms ?? "-"}ms · ${health.state || "-"}`, x + 11, y + 37);
      ctx.fillStyle = C.cyan; ctx.fillText(info.role || "", x + 11, y + 53);
      ctx.strokeStyle = C.edge + ".45)"; ctx.beginPath(); ctx.moveTo(q.x + (OFF.dx > 0 ? 10 : -10), q.y); ctx.lineTo(OFF.dx > 0 ? x : x + 196, y + 31); ctx.stroke();
    });
    ctx.restore();
  }
  function drawPublishLabels(alpha) {
    if (alpha < .05) return;
    ctx.save(); ctx.globalAlpha = alpha;
    const rx = project(RX_PORT), tx = project(TX_PORT);
    ctx.font = "600 11px \"Noto Sans SC\"";
    ctx.fillStyle = C.cyan; ctx.fillText("RX 批次入口", rx.x - 70, rx.y + 34);
    ctx.fillStyle = C.ink; ctx.fillText("TX 发布回执", tx.x + 16, tx.y - 10);
    ctx.fillStyle = C.red; ctx.fillText("回滚分叉", tx.x + 60, tx.y + 66);
    ctx.restore();
  }
  function drawDatasetCards(alpha, coreX, coreY) {
    if (alpha < .05 || !Stage.faceCenters.length) return;
    const datasets = (state.data.datasets && state.data.datasets.publications) || [];
    ctx.save(); ctx.globalAlpha = alpha;
    Stage.faceCenters.forEach((fc) => {
      const ds = datasets[fc.fi]; if (!ds) return;
      let dx = fc.q.x - coreX, dy = fc.q.y - coreY; const len = Math.hypot(dx, dy) || 1; dx /= len; dy /= len;
      let x = fc.q.x + dx * 110 - 75, y = fc.q.y + dy * 80 - 30;
      x = clamp(x, 316, W - 170); y = clamp(y, 14, H - 84);
      ctx.strokeStyle = C.edge + ".45)"; ctx.beginPath(); ctx.moveTo(fc.q.x, fc.q.y); ctx.lineTo(x + 75, y + 30); ctx.stroke();
      ctx.fillStyle = C.face + ".16)"; ctx.strokeStyle = C.edge + ".6)"; ctx.lineWidth = 1;
      roundRect(x, y, 150, 60, 9); ctx.fill(); ctx.stroke();
      ctx.fillStyle = C.ink; ctx.font = "600 12.5px \"Noto Sans SC\""; ctx.fillText(ds.dataset, x + 11, y + 19);
      ctx.fillStyle = C.dim; ctx.font = "10px \"DejaVu Sans Mono\""; ctx.fillText(`${ds.active_batch} · ${ds.state}`, x + 11, y + 34);
    });
    ctx.restore();
  }

  const publicApi = {
    faceCenters: [], portScreen: [], freshJobRuns: [],
    init() {
      canvas = $("scene"); ctx = canvas.getContext("2d");
      initPalette();
      addEventListener("resize", resize);
      resize();
      buildCabinShell();
      canvas.addEventListener("click", onCanvasClick);
      $("detailClose").addEventListener("click", () => Detail.close());
      // 相机位置由 render() 每帧直接读取 scrollY 计算，天然免疫快速/反向滚动排队问题，
      // 无需额外监听 scroll 事件。
    },
    onThemeChange(theme) { initPalette(); },
    start() { if (!running) { running = true; scheduleNav(); loop(); } },
    resume() { this.start(); },
    pause() { running = false; if (rafId) cancelAnimationFrame(rafId); rafId = null; },
    stop() { this.pause(); },
    scrollToScene(idx) {
      const track = $("track");
      const secH = track.offsetHeight / 6;
      scrollTo({ top: track.offsetTop + idx * secH, behavior: "smooth" });
    },
    renderDetail(idx) {
      const body = SCENE_DETAIL[idx]();
      $("detailBody").innerHTML = body;
      if (SCENE_BIND[idx]) SCENE_BIND[idx]($("detailBody"));
      positionDetail(idx);
      $("detail").classList.remove("closed");
    },
    closeDetail() { $("detail").classList.add("closed"); },
  };

  function scheduleNav() {
    document.querySelectorAll("#rail .stop").forEach((el) => {
      el.onclick = () => Nav.go(+el.dataset.i);
    });
  }
  function buildCabinShell() {
    $("rail").innerHTML = SCENES.map((s, i) => `<div class="stop" data-i="${i}"><i></i>${esc(s.label)}</div>`).join('<div class="sep"></div>');
    scheduleNav();
  }
  function resize() {
    if (!canvas) return;
    DPR = Math.min(devicePixelRatio || 1, 2);
    const r = canvas.parentElement.getBoundingClientRect();
    W = r.width; H = r.height;
    canvas.width = W * DPR; canvas.height = H * DPR;
    ctx.setTransform(DPR, 0, 0, DPR, 0, 0);
  }
  function positionDetail(idx) {
    const el = $("detail");
    let anchor = null;
    if (idx === 1 && Stage.portScreen.length) anchor = Stage.portScreen.find((q) => q && !q.hide);
    if (anchor) {
      el.style.left = clamp(anchor.x + 34, 20, W - 380) + "px";
      el.style.top = clamp(anchor.y - 40, 16, H - 260) + "px";
    } else {
      el.style.left = Math.max(20, W / 2 - 180) + "px";
      el.style.top = "20px";
    }
  }
  function onCanvasClick(e) {
    const r = canvas.getBoundingClientRect(), x = e.clientX - r.left, y = e.clientY - r.top;
    // 优先命中当前可见的来源端口（仅在数据源幕出现），否则命中画面中心的机芯本体——
    // 两种情况都应该打开“当前所在的那一幕”的详情，而不是硬编码成数据源。
    let best = -1, bd = 34 * 34;
    Stage.portScreen.forEach((q, i) => { if (!q || q.hide) return; const d = (q.x - x) ** 2 + (q.y - y) ** 2; if (d < bd) { bd = d; best = i; } });
    const coreHit = Math.hypot(x - W / 2, y - H / 2) < Math.min(W, H) * 0.3;
    if (best >= 0 || coreHit) Detail.open(SCENES[state.scene].key);
    else Detail.close();
  }

  let cabinIdx = -1;
  function renderCabin(idx) {
    const c = SCENE_CABIN[idx]();
    const el = $("cabin");
    el.innerHTML = `<div class="eyebrow">${esc(c.eyebrow)}</div><h2>${esc(c.title)}</h2><div class="sub">${esc(c.sub)}</div>
      <div class="rows">${c.rows.map((r) => `<div class="row"><span class="dotlamp${r[2] === "fail" ? " fail" : r[2] === "warn" ? " warn" : ""}"></span><span>${esc(r[0])}</span><span class="fill"></span><b class="mono">${esc(r[1])}</b></div>`).join("")}</div>
      <div class="actions">${c.actions.map((a, i) => `<button class="btn ${esc(a.cls)}" data-act="${i}">${esc(a.label)}</button>`).join("")}</div>`;
    el.querySelectorAll("[data-act]").forEach((btn, i) => { btn.onclick = c.actions[i].action; });
  }
  function syncUI(idx, p) {
    if (idx !== cabinIdx) {
      const el = $("cabin");
      el.classList.add("hide");
      setTimeout(() => { renderCabin(idx); el.classList.remove("hide"); }, 180);
      cabinIdx = idx;
      document.querySelectorAll("#rail .stop").forEach((el2, i) => el2.classList.toggle("on", i === idx));
      $("hint").classList.toggle("off", p > .15);
      $("crumb").textContent = `8766 · ${SCENES[idx].label} · 持续运转`;
      $("phase").textContent = `${idx + 1} / ${SCENES.length}`;
      state.scene = idx;
    } else {
      renderCabin(idx); // 刷新真实数据但不重触发进出动画
    }
    if (Detail.openKey) Detail.reopen();
  }
  Views.onChange(() => {
    if (running && cabinIdx >= 0) renderCabin(cabinIdx);
    if (Detail.openKey && !$("detail").classList.contains("closed")) Detail.reopen();
  });

  function render() {
    if (!canvas) return;
    const vt = performance.now() - T0;
    const max = Math.max(1, document.body.scrollHeight - innerHeight);
    const p = clamp((scrollY / max) * 5, 0, 5);
    const K = chapterAt(p);
    CAM.yaw = K.yaw + (vt / 1000) * .05; CAM.pitch = K.pitch; CAM.dist = K.dist; CAM.cx = K.cx; CAM.cy = K.cy;

    const bg = ctx.createRadialGradient(W * .5, H * .46, 60, W * .5, H * .5, Math.max(W, H) * .75);
    bg.addColorStop(0, C.bgB); bg.addColorStop(1, C.bgA);
    ctx.fillStyle = bg; ctx.fillRect(0, 0, W, H);
    ctx.save(); setAdd();
    const fl = ctx.createRadialGradient(W * .5, H * .8, 10, W * .5, H * .8, W * .24);
    fl.addColorStop(0, C.face + ".13)"); fl.addColorStop(1, C.face + "0)");
    ctx.fillStyle = fl; ctx.beginPath(); ctx.ellipse(W * .5, H * .8, W * .24, H * .09, 0, 0, 7); ctx.fill();
    ctx.restore();

    const chans = getChannels(K.spread);
    drawFlows(chans, vt, 1);
    drawRing(1.9 * K.ring, .5, vt);
    if (K.idx === 2) drawTasksRing(1.9 * K.ring, .5);
    drawCore(K.scale, K.explode, K.unfold, vt);
    drawRing(2.05 * K.ring, -.5, vt);
    drawPackets(chans);

    const nowMs = performance.now();
    Stage.portScreen = PORTS.map((pt, i) => {
      const wp = V(pt.x * K.scale, pt.y * K.scale, pt.z * K.scale);
      const behind = rotY(wp, CAM.yaw).z < -.25;
      const provider = FLOW_PROVIDERS[i];
      const lv = Lamps[provider].level(nowMs) * (behind ? .25 : 1);
      const q = lamp3(wp, lv, 1, Lamps[provider].activeKind(nowMs), Lamps[provider].link);
      q.hide = behind; return q;
    });
    lamp3(V(.35 * K.scale, -.15 * K.scale, .5 * K.scale), Lamps.junction.level(nowMs), .85, Lamps.junction.activeKind(nowMs), "ok");
    lamp3(V(TX_PORT.x * K.scale, TX_PORT.y * K.scale, TX_PORT.z * K.scale), Lamps.tx.level(nowMs), .9, Lamps.tx.activeKind(nowMs), "ok");

    drawSourceLabels(K.idx === 1 ? Math.min(1, K.spread - 1) : 0);
    drawPublishLabels(K.idx === 3 ? K.explode : 0);
    drawDatasetCards(K.unfold > .4 ? Math.min(1, (K.unfold - .4) * 2.5) : 0, W / 2, H * .46);
    drawAuditTrail(K.trail);

    Object.values(Lamps).forEach((ch) => { if (ch instanceof LampChannel) ch.prune(nowMs); });
    syncUI(K.idx, p);
  }
  function loop() {
    if (!running) return;
    render();
    rafId = requestAnimationFrame(loop);
  }

  return publicApi;
})();

/* ==========================================================================
   减少动态效果版：六幕静态区块，正常滚动，无位移/旋转/闪烁，信息与功能等价。
   ========================================================================== */
const StaticShell = (() => {
  let mounted = false;
  function drawStaticDiagram(canvasEl, seedAngle) {
    const ctx = canvasEl.getContext("2d");
    const W = canvasEl.width = canvasEl.clientWidth * 2;
    const H = canvasEl.height = canvasEl.clientHeight * 2;
    const night = document.documentElement.getAttribute("data-theme") === "night";
    ctx.fillStyle = night ? "#0A1020" : "#F1F4FC";
    ctx.fillRect(0, 0, W, H);
    ctx.save();
    ctx.translate(W / 2, H / 2);
    ctx.rotate(seedAngle);
    ctx.strokeStyle = night ? "rgba(140,190,255,.55)" : "rgba(47,99,214,.5)";
    ctx.lineWidth = 2;
    const s = Math.min(W, H) * .16;
    ctx.strokeRect(-s, -s, s * 2, s * 2);
    ctx.beginPath(); ctx.moveTo(-s, -s); ctx.lineTo(s * .4, -s * .5); ctx.lineTo(s * .4, s * .5); ctx.lineTo(-s, s); ctx.closePath(); ctx.stroke();
    ctx.restore();
    // 四条固定流向的直线（静态，不闪烁不移动）
    const colors = night ? ["#96CDFF", "#78B4FF", "#B9AFFF", "#FFD6A0"] : ["#2F63D6", "#0A7C92", "#6D5DD6", "#BE780A"];
    for (let i = 0; i < 4; i++) {
      const y = H * (.2 + i * .18);
      ctx.strokeStyle = colors[i]; ctx.globalAlpha = .55; ctx.lineWidth = 1.6;
      ctx.beginPath(); ctx.moveTo(6, y); ctx.lineTo(W * .42, H / 2); ctx.stroke();
      ctx.globalAlpha = 1;
    }
    ctx.globalAlpha = 1;
  }
  function lampChipHTML(provider) {
    const lamp = Lamps[provider];
    const linkOn = lamp.link === "ok";
    const recent = Date.now() - lamp.lastAt < 8000;
    const label = FLOW_LABEL[provider] || provider;
    return `<span class="lampchip"><span class="lk${linkOn ? " on" : ""}"></span><span class="ac${recent ? " on recent" : ""}"></span>${esc(label)}
      ${lamp.lastAt ? `<span class="muted">· ACT ${Math.max(0, Math.round((Date.now() - lamp.lastAt) / 1000))}s 前</span>` : '<span class="muted">· 无最近事件</span>'}</span>`;
  }
  function sceneBlockHTML(idx) {
    const s = SCENES[idx];
    const cab = SCENE_CABIN[idx]();
    return `
      <section class="scene-static" id="static-${s.key}" data-scene="${idx}">
        <div class="scene-head"><span class="eyebrow">${esc(cab.eyebrow)}</span><h2>${esc(cab.title)}</h2></div>
        <canvas class="diagram" id="diagram-${idx}"></canvas>
        <div class="scene-static-sub muted">${esc(cab.sub)}</div>
        ${idx === 1 ? `<div class="lamprow">${FLOW_PROVIDERS.map(lampChipHTML).join("")}</div>` : ""}
        <div class="cards">${cab.rows.map((r) => `<div class="card"><div class="muted">${esc(r[0])}</div><strong class="${r[2] === "fail" ? "fail" : r[2] === "warn" ? "warn" : ""}">${esc(r[1])}</strong></div>`).join("")}</div>
        <div id="static-detail-${idx}">${SCENE_DETAIL[idx]()}</div>
      </section>`;
  }
  function rebindScene(idx) {
    const root = $(`static-detail-${idx}`);
    if (SCENE_BIND[idx]) SCENE_BIND[idx](root);
  }
  function rerenderScene(idx) {
    const cab = SCENE_CABIN[idx]();
    const section = document.querySelector(`.scene-static[data-scene="${idx}"]`);
    if (!section) return;
    const cardsEl = section.querySelector(".cards");
    if (cardsEl) cardsEl.innerHTML = cab.rows.map((r) => `<div class="card"><div class="muted">${esc(r[0])}</div><strong class="${r[2] === "fail" ? "fail" : r[2] === "warn" ? "warn" : ""}">${esc(r[1])}</strong></div>`).join("");
    if (idx === 1) { const lr = section.querySelector(".lamprow"); if (lr) lr.innerHTML = FLOW_PROVIDERS.map(lampChipHTML).join(""); }
    const detailEl = $(`static-detail-${idx}`);
    if (detailEl) { detailEl.innerHTML = SCENE_DETAIL[idx](); rebindScene(idx); }
  }
  function mount() {
    if (mounted) return;
    mounted = true;
    $("staticNav").innerHTML = SCENES.map((s, i) => `<button data-i="${i}">${esc(s.label)}</button>`).join("");
    $("staticNav").querySelectorAll("button").forEach((btn, i) => {
      btn.addEventListener("click", () => { setActive(i); scrollToInternal(i); });
    });
    $("staticScenes").innerHTML = SCENES.map((_, i) => sceneBlockHTML(i)).join("");
    SCENES.forEach((_, i) => { drawStaticDiagram($(`diagram-${i}`), i * .5); rebindScene(i); });
    setActive(0);
    Views.onChange(refreshAll);
  }
  function refreshAll() { if (mounted) SCENES.forEach((_, i) => rerenderScene(i)); }
  function setActive(i) {
    $("staticNav").querySelectorAll("button").forEach((b, j) => b.classList.toggle("active", j === i));
    state.scene = i;
    $("crumb").textContent = `8766 · ${SCENES[i].label} · 持续运转`;
    $("phase").textContent = `${i + 1} / ${SCENES.length}`;
  }
  function scrollToInternal(i) {
    const el = document.querySelector(`.scene-static[data-scene="${i}"]`);
    if (el) el.scrollIntoView({ behavior: "smooth", block: "start" });
  }
  function unmount() { /* CSS 控制显隐，无需清空内容，避免频繁重建 DOM */ }
  return { mount, unmount, scrollTo: scrollToInternal };
})();

/* ==========================================================================
   启动
   ========================================================================== */
function enterShell() {
  Stage.init();
  applyReduced(REDUCE_MQ.matches);
  const savedTheme = (() => { try { return localStorage.getItem("hub_theme"); } catch { return null; } })();
  applyTheme(savedTheme === "night" ? "night" : "day");
  Poller.startAll();
  updateCrumbStatus();
}

boot();