:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --border: #e3e8ef;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --green: #10b981;
  --amber: #f59e0b;
  --red: #ef4444;
  --gray: #9ca3af;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);
  --mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 12.5px; }

/* ---------- 加载 / 认证页 ---------- */
.boot { padding: 80px 20px; text-align: center; color: var(--muted); }
.auth-view { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card {
  width: 100%; max-width: 380px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px 26px;
}
.auth-card h1 { margin: 0 0 6px; font-size: 20px; }
.auth-card p { margin: 0 0 16px; font-size: 13px; }
.auth-card input { width: 100%; margin-bottom: 12px; }
.auth-card .btn { width: 100%; }
.error { color: var(--red); font-size: 13px; margin: 10px 0 0; min-height: 18px; }

/* ---------- 顶栏 / Tab ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 600; font-size: 15px; }
.brand .logo { color: var(--primary); }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.tabs { display: flex; gap: 4px; padding: 10px 20px 0; max-width: 980px; margin: 0 auto; }
.tab {
  border: 1px solid transparent; background: transparent; color: var(--muted);
  padding: 7px 16px; border-radius: 8px 8px 0 0; cursor: pointer; font-size: 14px;
}
.tab.active { background: var(--card); border-color: var(--border); border-bottom-color: var(--card); color: var(--text); font-weight: 600; }
main { max-width: 980px; margin: 0 auto; padding: 14px 20px 110px; }
.nowrap { white-space: nowrap; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px 18px; margin-bottom: 14px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.card-head h2 { margin: 0; font-size: 15px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 760px) { .grid2 { grid-template-columns: 1fr; } }

/* ---------- 状态点 / 徽章 ---------- */
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: none; }
.dot.green { background: var(--green); box-shadow: 0 0 0 4px rgba(16, 185, 129, .15); }
.dot.amber { background: var(--amber); box-shadow: 0 0 0 4px rgba(245, 158, 11, .15); }
.dot.red { background: var(--red); box-shadow: 0 0 0 4px rgba(239, 68, 68, .15); }
.dot.gray { background: var(--gray); box-shadow: 0 0 0 4px rgba(156, 163, 175, .15); }
.badge { padding: 3px 10px; border-radius: 999px; font-size: 12.5px; color: #fff; }
.badge.green { background: var(--green); } .badge.amber { background: var(--amber); }
.badge.red { background: var(--red); } .badge.gray { background: var(--gray); }

/* ---------- 键值表 ---------- */
.kv { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px; }
.kv > div { display: flex; flex-direction: column; padding: 4px 0; border-bottom: 1px dashed var(--border); }
.kv > div.full { grid-column: 1 / -1; }
.kv span { color: var(--muted); font-size: 12px; }
.kv b { font-weight: 500; word-break: break-all; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th { text-align: left; color: var(--muted); font-weight: 500; padding: 6px 10px 6px 0; border-bottom: 1px solid var(--border); white-space: nowrap; }
.table td { padding: 7px 10px 7px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.table tr:last-child td { border-bottom: none; }
.table .empty { color: var(--muted); text-align: center; padding: 18px 0; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; }
.pill.ok { background: rgba(16, 185, 129, .12); color: #047857; }
.pill.bad { background: rgba(239, 68, 68, .12); color: #b91c1c; }

/* 手机端：表格改为堆叠块，避免列被压扁 */
@media (max-width: 640px) {
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr { padding: 10px 0; border-bottom: 1px solid var(--border); }
  .table tr:last-child { border-bottom: none; }
  .table td { border: none; padding: 1px 0; }
  .table td.mono { word-break: break-all; }
  .table td.empty { text-align: center; padding: 16px 0; }
}

/* ---------- 表单 ---------- */
input[type="text"], input[type="password"], input[type="number"], select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  font: inherit; background: #fff; color: var(--text);
}
input:focus, select:focus { outline: 2px solid rgba(37, 99, 235, .25); border-color: var(--primary); }
.btn {
  border: 1px solid var(--border); background: #fff; color: var(--text);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font: inherit;
}
.btn:hover { border-color: #cbd5e1; background: #f8fafc; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn.danger { color: var(--red); border-color: rgba(239, 68, 68, .4); }
.btn.danger:hover { background: rgba(239, 68, 68, .06); }
.btn.small { padding: 5px 12px; font-size: 13px; }
.btn.tiny { padding: 2px 8px; font-size: 12px; border-radius: 6px; }
.btn.ghost { background: transparent; }
.actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.check { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-size: 13px; }
.check input { width: auto; }
.field-row { display: flex; gap: 8px; flex-wrap: wrap; }
.field-row input { flex: 1 1 180px; }

/* ---------- 配置页 ---------- */
.cfg-row { display: grid; grid-template-columns: 170px 1fr; gap: 8px 16px; padding: 9px 0; border-bottom: 1px dashed var(--border); }
.cfg-row:last-child { border-bottom: none; }
.cfg-label { color: var(--text); font-weight: 500; padding-top: 8px; }
.cfg-label .req { color: var(--red); font-style: normal; }
.cfg-control .help { margin: 5px 0 0; color: var(--muted); font-size: 12px; }
.input-group { display: flex; gap: 6px; align-items: center; }
.input-group input { flex: 1; }
@media (max-width: 640px) { .cfg-row { grid-template-columns: 1fr; gap: 4px; } .cfg-label { padding-top: 0; } }
.tools-block { margin-top: 12px; }
.tools-block h3 { margin: 0 0 6px; font-size: 13px; color: var(--muted); font-weight: 500; }
.tools-list { display: flex; flex-direction: column; gap: 6px; }
.tool-check { align-items: flex-start; }
.tool-check .mono { min-width: 230px; }
@media (max-width: 640px) { .tool-check { flex-wrap: wrap; } .tool-check .mono { min-width: 0; } }
.save-bar {
  position: sticky; bottom: 0; display: flex; align-items: center; justify-content: space-between;
  gap: 12px; background: rgba(255, 255, 255, .94); backdrop-filter: blur(6px);
  border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 10px 16px; margin-top: 4px;
}

/* ---------- 日志 ---------- */
.logs {
  margin: 0; padding: 12px; background: #0f172a; color: #cbd5e1; border-radius: 8px;
  font-family: var(--mono); font-size: 12px; line-height: 1.7; max-height: 62vh; overflow: auto;
  white-space: pre-wrap; word-break: break-all;
}

/* ---------- 提示 ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
  background: #111827; color: #fff; padding: 10px 18px; border-radius: 10px;
  font-size: 13px; box-shadow: 0 8px 24px rgba(0, 0, 0, .18); z-index: 99; max-width: 86vw;
}
.toast.ok { background: #065f46; }
.toast.warn { background: #92400e; }
.toast.error { background: #991b1b; }