:root {
  --bg: #f6f6f4;
  --surface: #ffffff;
  --line: rgba(0, 0, 0, 0.08);
  --text: #1c1c1e;
  --muted: #6b6b70;
  --faint: #9a9aa0;
  --accent: #2f6fed;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 13px/1.6 -apple-system, "Segoe UI", "Microsoft YaHei", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.mono {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11.5px;
}

.muted { color: var(--muted); }

/* ---------- 顶栏 ---------- */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 0.5px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 2;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.brand strong { font-weight: 500; }

.meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
}

.sep {
  width: 0.5px;
  height: 14px;
  background: var(--line);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #c9c9ce;
  transition: background 0.2s;
}

.dot.on { background: #34a853; }
/* 连接受影响但不是"通"：中继连接中 / 离线重试中 */
.dot.warn { background: #e8a33d; }
/* 需要人动手才能恢复：致命错误（key 不合法、协议版本不符） */
.dot.bad { background: #d9463f; }

/* ---------- 布局 ---------- */

main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  padding: 24px;
  align-items: start;
}

/* 一列里堆多张卡片 */
.stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}

@media (max-width: 900px) {
  main { grid-template-columns: minmax(0, 1fr); }
}

.col {
  background: var(--surface);
  border: 0.5px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px 20px;
}

h2 {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 500;
}

.hint {
  margin: 0 0 14px;
  font-size: 12px;
  color: var(--muted);
}

/* 贴在某个控件下方的补充说明：收紧上边距，别把表单撑散 */
.hint.sub {
  margin: -6px 0 14px;
  font-size: 11.5px;
  color: var(--faint);
}

/* ---------- 表单 ---------- */

.row {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 10px;
}

.row.end { justify-content: flex-end; align-items: center; }

.grow { flex: 1; min-width: 0; }

label {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

label.block { margin-bottom: 12px; }

label.chk {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  padding-bottom: 4px;
  color: var(--text);
}

input[type="text"], select, textarea {
  width: 100%;
  margin-top: 4px;
  padding: 7px 9px;
  font: inherit;
  font-size: 12.5px;
  color: var(--text);
  background: var(--surface);
  border: 0.5px solid var(--line);
  border-radius: 8px;
  outline: none;
}

input[type="text"]:focus, select:focus, textarea:focus {
  border-color: var(--accent);
}

label.chk input { margin: 0; width: auto; }

textarea {
  height: 260px;
  resize: vertical;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11.5px;
  line-height: 1.5;
}

button {
  padding: 7px 14px;
  font: inherit;
  font-size: 12.5px;
  color: var(--text);
  background: var(--surface);
  border: 0.5px solid rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

button:hover { border-color: rgba(0, 0, 0, 0.3); }

button.primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

button.primary:hover { background: #2560d4; }

.msg { font-size: 12px; margin-right: auto; }
.msg.ok { color: #1d7a3f; }
.msg.bad { color: #b3261e; }

/* ---------- 任务列表 ---------- */

.list { display: flex; flex-direction: column; gap: 10px; max-height: 70vh; overflow-y: auto; }

.empty {
  margin: 0;
  padding: 24px 0;
  text-align: center;
  color: var(--faint);
  font-size: 12px;
}

.task {
  border: 0.5px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}

.task-head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ttl {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  flex: none;
  padding: 2px 7px;
  font-size: 11px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.05);
  color: var(--muted);
}

.badge.running { background: rgba(47, 111, 237, 0.1); color: #1b4fb8; }
.badge.filled  { background: rgba(29, 158, 117, 0.12); color: #0f6e56; }
.badge.published { background: rgba(29, 158, 117, 0.2); color: #085041; }
.badge.failed  { background: rgba(226, 75, 74, 0.12); color: #a32d2d; }

.task-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-top: 5px;
  font-size: 11.5px;
  color: var(--faint);
}

.task-sub .err { color: #b3261e; }

.log { margin-top: 8px; }

.log summary {
  font-size: 11.5px;
  color: var(--muted);
  cursor: pointer;
}

.log-line {
  padding: 2px 0 2px 10px;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11px;
  color: var(--muted);
  border-left: 1.5px solid var(--line);
  margin-top: 3px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ---------- 扩展通道断开的横幅 ---------- */

.warn {
  margin: 0;
  padding: 11px 24px;
  background: rgba(226, 75, 74, 0.08);
  border-bottom: 0.5px solid rgba(226, 75, 74, 0.25);
  font-size: 12.5px;
  line-height: 1.65;
  color: #8f2420;
}

.warn[hidden] { display: none; }

.warn b { font-weight: 600; }

.warn .mono {
  padding: 1px 5px;
  border-radius: 5px;
  background: rgba(226, 75, 74, 0.12);
}

/* ---------- 任务卡片上的操作 ---------- */

.actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

button.mini {
  padding: 4px 10px;
  font-size: 11.5px;
  border-radius: 7px;
}

button.mini:disabled { opacity: 0.45; cursor: default; }

/* ---------- 中继事件日志 ---------- */

.relay-log {
  margin-top: 8px;
  padding: 8px 10px;
  max-height: 190px;
  overflow-y: auto;
  background: rgba(0, 0, 0, 0.025);
  border: 0.5px solid var(--line);
  border-radius: 8px;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11px;
  line-height: 1.65;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
}

/* 读的是 key（长期凭证），不能让浏览器或截图随手带走 —— 但它必须能复制，
   所以用 readonly 而不是 password。 */
#relayKey {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11.5px;
  letter-spacing: 0.4px;
  background: rgba(0, 0, 0, 0.02);
}