:root {
  --bg: #0d1016;
  --panel: #151922;
  --panel-2: #1b2029;
  --line: #262c38;
  --fg: #e7e9ef;
  --dim: #8b93a7;
  --accent: #7c5cff;
  --accent-2: #4aa8ff;
  --ok: #4ade80;
  --warn: #fbbf24;
  --err: #f87171;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.55 ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.boot { padding: 40px; color: var(--dim); }

/* ---------- layout ---------- */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 232px;
  flex: 0 0 232px;
  background: var(--panel);
  border-right: 1px solid var(--line);
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.brand { font-weight: 700; font-size: 18px; color: var(--accent); letter-spacing: .4px; }
.brand small { display: block; color: var(--dim); font-weight: 400; font-size: 11px; letter-spacing: 0; }

.nav { display: flex; flex-direction: column; gap: 4px; }
.nav button {
  display: flex; align-items: center; gap: 10px;
  background: transparent; border: 0; color: var(--dim);
  padding: 9px 12px; border-radius: 9px; cursor: pointer; text-align: left; font-size: 13.5px;
}
.nav button:hover { background: var(--panel-2); color: var(--fg); }
.nav button.active { background: linear-gradient(90deg, rgba(124,92,255,.22), rgba(74,168,255,.10)); color: var(--fg); }
.nav button .ico { width: 18px; text-align: center; }

.sidebar .stats { margin-top: auto; border-top: 1px solid var(--line); padding-top: 14px; color: var(--dim); font-size: 12px; }
.sidebar .stats div { display: flex; justify-content: space-between; margin-bottom: 6px; }
.sidebar .stats b { color: var(--fg); font-weight: 600; }

.content { flex: 1; min-width: 0; padding: 20px 24px 40px; }

.topbar {
  display: flex; align-items: center; gap: 14px; margin-bottom: 18px;
}
.topbar h1 { margin: 0; font-size: 20px; }
.topbar .sub { color: var(--dim); font-size: 12.5px; }
.topbar .grow { flex: 1; }

/* ---------- primitives ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.card + .card { margin-top: 16px; }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.card-head h2 { margin: 0; font-size: 15px; }
.card-head .grow { flex: 1; }

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

button {
  background: var(--accent); color: #fff; border: 0; border-radius: 9px;
  padding: 8px 14px; cursor: pointer; font-size: 13px; font-weight: 600;
}
button:disabled { opacity: .55; cursor: not-allowed; }
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--dim); font-weight: 500; }
button.ghost:hover { color: var(--fg); border-color: var(--accent); }
button.danger { background: transparent; border: 1px solid var(--err); color: var(--err); font-weight: 500; }
button.tiny { padding: 4px 9px; font-size: 12px; border-radius: 7px; }

input, select, textarea {
  background: #10141c; border: 1px solid var(--line); border-radius: 9px;
  color: var(--fg); padding: 9px 11px; font-size: 13.5px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
label.f { display: block; margin-bottom: 10px; }
label.f span { display: block; color: var(--dim); font-size: 12px; margin-bottom: 5px; }

.badge { display: inline-block; background: var(--panel-2); border: 1px solid var(--line); color: var(--dim); border-radius: 999px; padding: 2px 10px; font-size: 12px; }
.badge.ok { color: var(--ok); border-color: rgba(74,222,128,.35); }
.badge.warn { color: var(--warn); border-color: rgba(251,191,36,.35); }
.badge.err { color: var(--err); border-color: rgba(248,113,113,.35); }
.badge.accent { color: #c3b4ff; border-color: rgba(124,92,255,.45); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { background: var(--panel-2); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; font-size: 12px; color: var(--dim); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
tr:hover td { background: rgba(255,255,255,.02); }
td.actions { text-align: right; white-space: nowrap; }

ul.kv { list-style: none; margin: 0; padding: 0; }
ul.kv li { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px dashed var(--line); font-size: 13px; }
ul.kv li span { color: var(--dim); }

.dim { color: var(--dim); }
.grow { flex: 1; }

.alert {
  margin-top: 12px; border: 1px solid var(--warn); background: rgba(251,191,36,.08);
  border-radius: 10px; padding: 10px 12px; font-size: 13px;
}
.alert b { color: var(--warn); }
code { background: #0f131b; border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: 12.5px; }
.empty { color: var(--dim); padding: 14px 0; font-size: 13px; }
.err-text { color: var(--err); font-size: 13px; }

/* ---------- chat ---------- */
.chat {
  height: 52vh; min-height: 320px; overflow: auto;
  background: #0f131b; border: 1px solid var(--line); border-radius: 10px;
  padding: 14px; display: flex; flex-direction: column; gap: 12px;
}
.msg { max-width: 92%; }
.msg .who { font-size: 11.5px; color: var(--dim); margin-bottom: 3px; text-transform: uppercase; letter-spacing: .05em; }
.msg .body { white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; text-align: right; }
.msg.user .body { background: rgba(74,168,255,.12); border: 1px solid rgba(74,168,255,.3); border-radius: 12px 12px 2px 12px; padding: 9px 12px; display: inline-block; text-align: left; }
.msg.agent .body { background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px 12px 12px 2px; padding: 9px 12px; }
.msg.system .body { color: var(--dim); font-size: 13px; }
.msg.error .body { color: var(--err); }
.streaming::after { content: "▌"; color: var(--accent); animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.tool-call { border: 1px solid var(--line); border-radius: 9px; background: #12161f; padding: 8px 10px; font-size: 12.5px; }
.tool-call header { display: flex; gap: 8px; align-items: center; color: var(--warn); cursor: pointer; }
.tool-call pre { margin: 8px 0 0; white-space: pre-wrap; color: var(--dim); font-size: 12px; max-height: 220px; overflow: auto; }

.composer { display: flex; gap: 8px; margin-top: 12px; }
.composer input { flex: 1; }

/* ---------- kanban ---------- */
.board { display: grid; grid-template-columns: repeat(5, minmax(180px, 1fr)); gap: 12px; }
.column { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.column h3 { margin: 0; font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--dim); display: flex; justify-content: space-between; }
.task { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px; font-size: 13px; }
.task .row { display: flex; gap: 6px; margin-top: 8px; }
.task select { padding: 3px 6px; font-size: 12px; }

/* ---------- misc ---------- */
.toast {
  position: fixed; right: 18px; bottom: 18px; padding: 10px 16px; border-radius: 10px;
  background: var(--panel-2); border: 1px solid var(--accent); color: var(--fg);
  opacity: 0; transform: translateY(8px); transition: .18s ease; pointer-events: none; font-size: 13px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.err { border-color: var(--err); }

/* ---------- login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login { width: 320px; display: flex; flex-direction: column; gap: 12px; }
.login .brand { margin-bottom: 2px; }
.login h2 { margin: 0 0 2px; }
.login input { padding: 10px 12px; font-size: 14px; }
.login button { padding: 10px 12px; }
.login .alert { margin: 0; }

.spinner { width: 14px; height: 14px; border: 2px solid var(--line); border-top-color: var(--accent); border-radius: 50%; display: inline-block; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- modal ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(6, 9, 14, .66);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal {
  width: 360px; max-width: 92vw; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 18px;
}
.modal .card-head { margin-bottom: 14px; }
.wxqr {
  display: flex; align-items: center; justify-content: center;
  min-height: 220px; background: #fff; border-radius: 10px; padding: 12px;
}
.wxqr img { width: 200px; height: 200px; object-fit: contain; }
.wxstatus { margin-top: 12px; text-align: center; font-size: 13.5px; color: var(--dim); }
.wxstatus.warn { color: var(--warn); }
.wxstatus.ok { color: var(--ok); }
.wxstatus.err { color: var(--err); }

@media (max-width: 1080px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .board { grid-template-columns: repeat(2, minmax(160px, 1fr)); }
}
@media (max-width: 780px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; flex: none; flex-direction: row; align-items: center; gap: 10px; overflow-x: auto; }
  .sidebar .stats { display: none; }
  .nav { flex-direction: row; }
}