:root {
  --bg: #f5f6f8; --panel: #ffffff; --ink: #1d2330; --muted: #667085; --line: #e3e6eb;
  --accent: #2f5bd3; --accent-ink: #fff; --accent-soft: #e8eefc;
  --ok: #1a7f4b; --ok-soft: #e3f4ea; --warn: #b26a00; --warn-soft: #fff1d6;
  --bad: #c0282d; --bad-soft: #fde6e6; --dark-bad: #6d0f12;
  --radius: 8px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  --font: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink); font: 14px/1.5 var(--font); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, select, input, textarea { font: inherit; color: inherit; }
button {
  border: 1px solid var(--line); background: var(--panel); border-radius: 6px; padding: 5px 11px;
  cursor: pointer; white-space: nowrap;
}
button:hover { border-color: #c5cad3; background: #fafbfc; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.primary:hover { filter: brightness(1.07); }
button.danger { color: var(--bad); }
button:disabled { opacity: .5; cursor: default; }
button.small { padding: 2px 8px; font-size: 12px; }
button.icon { padding: 4px 8px; }
button.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
input[type=text], input[type=password], input[type=date], input[type=url], select, textarea {
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 9px; background: #fff; width: 100%;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
label { display: block; font-weight: 500; margin: 10px 0 4px; }
label.inline { display: inline-flex; align-items: center; gap: 6px; font-weight: 400; margin: 0 12px 0 0; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.row { display: flex; gap: 8px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; }
.spacer { flex: 1; }
.hidden { display: none !important; }

/* top bar */
.topbar {
  height: 48px; display: flex; align-items: center; gap: 12px; padding: 0 16px;
  background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; letter-spacing: .2px; color: var(--ink); }
.brand span { color: var(--accent); }

/* pills & badges */
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: #eef0f3; color: #344054; white-space: nowrap; }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.dark { background: var(--dark-bad); color: #fff; }
.pill.blue { background: var(--accent-soft); color: var(--accent); }
.dl { font-weight: 600; padding: 2px 9px; border-radius: 6px; font-size: 12px; white-space: nowrap; }
.dl.green { background: var(--ok-soft); color: var(--ok); }
.dl.orange { background: var(--warn-soft); color: var(--warn); }
.dl.red { background: var(--bad); color: #fff; }
.dl.over { background: var(--dark-bad); color: #fff; }
.dl.none { background: #eef0f3; color: var(--muted); }

/* cards / panels */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.page-wrap { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(16,24,40,.45); display: flex; align-items: flex-start;
  justify-content: center; z-index: 100; padding: 6vh 16px; overflow: auto; }
.modal { background: var(--panel); border-radius: 10px; width: 100%; max-width: 620px; padding: 20px 22px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.modal.wide { max-width: 980px; }
.modal h2 { margin: 0 0 8px; font-size: 18px; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
pre.payload { white-space: pre-wrap; background: #f6f7f9; border: 1px solid var(--line); border-radius: 6px; padding: 10px;
  max-height: 45vh; overflow: auto; font-size: 12px; }

.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: #1d2330; color: #fff;
  padding: 8px 16px; border-radius: 8px; z-index: 200; font-size: 13px; box-shadow: var(--shadow); }
.toast.err { background: var(--bad); }

table.grid { width: 100%; border-collapse: collapse; }
table.grid th, table.grid td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.grid th { font-size: 12px; color: var(--muted); font-weight: 600; background: #fafbfc; position: sticky; top: 0; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; }
.kv div:nth-child(odd) { color: var(--muted); }
.bar { height: 6px; background: #eef0f3; border-radius: 3px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); }
ins { background: #d9f5e3; text-decoration: none; }
del { background: #fbdcdc; }