:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --panel-2: #f9fafb;
  --text: #1c2430;
  --muted: #6b7380;
  --border: #e3e6eb;
  --accent: #2f6fde;
  --accent-text: #ffffff;
  --accent-soft: #e8f0fd;
  --ok: #1d8a52;
  --ok-soft: #e3f4ea;
  --err: #c8372d;
  --err-soft: #fbe9e7;
  --warn: #a8620a;
  --warn-soft: #fcf1de;
  --info: #2f6fde;
  --info-soft: #e8f0fd;
  --code-bg: #f1f3f6;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.05);
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12151a;
    --panel: #1a1e25;
    --panel-2: #1f242c;
    --text: #e6e9ee;
    --muted: #9099a6;
    --border: #2c323c;
    --accent: #5b93f0;
    --accent-text: #0d1117;
    --accent-soft: #1f2f4a;
    --ok: #4cc38a;
    --ok-soft: #173326;
    --err: #f0766b;
    --err-soft: #3a1d1b;
    --warn: #e6a54a;
    --warn-soft: #382a14;
    --info: #5b93f0;
    --info-soft: #1f2f4a;
    --code-bg: #232933;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--mono); font-size: 12.5px; }
code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; overflow-wrap: break-word; }
h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-size: 20px; }
h2 { font-size: 15px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }

/* shell */
.shell { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: 100vh; }
.nav {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 6px; }
.brand strong { display: block; font-size: 15px; }
.brand small { color: var(--muted); font-family: var(--mono); }
.logo {
  width: 34px; height: 34px; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--accent); color: var(--accent-text); font-weight: 700;
}
.nav nav { display: flex; flex-direction: column; gap: 2px; }
.nav nav a { color: var(--text); padding: 8px 10px; border-radius: 8px; }
.nav nav a:hover { background: var(--panel-2); text-decoration: none; }
.nav nav a.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.logout { margin-top: auto; }
.logout button { width: 100%; background: transparent; color: var(--muted); border: 1px solid var(--border); }

main { padding: 24px 28px 48px; min-width: 0; }
.top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.lead { color: var(--muted); margin: -6px 0 18px; max-width: 820px; }

.flash {
  background: var(--info-soft); color: var(--info);
  border-radius: var(--radius); padding: 10px 14px; margin-bottom: 16px;
}
.flash.err { background: var(--err-soft); color: var(--err); }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 2px;
}
.card .label { color: var(--muted); font-size: 12.5px; }
.card .value { font-size: 24px; font-weight: 650; font-variant-numeric: tabular-nums; }
.card .sub { color: var(--muted); font-size: 12.5px; }

/* panels */
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); margin-bottom: 18px; overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 16px; border-bottom: 1px solid var(--border);
}
.panel-head p { margin: 2px 0 0; }
.panel-body { padding: 14px 16px; }
.empty { color: var(--muted); padding: 18px 16px; margin: 0; }

/* tables */
.table-wrap { overflow-x: auto; }
.table-wrap table { min-width: 760px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; font-weight: 600; color: var(--muted); background: var(--panel-2); white-space: nowrap; }
tbody tr:hover td { background: var(--panel-2); }
tr.sub td { border-bottom: 1px solid var(--border); padding-top: 0; }
tr.sub:hover td { background: transparent; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.params code { display: inline-block; max-width: 340px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: bottom; }
td.keys code { font-size: 11.5px; display: inline-block; margin: 1px 0; }
td.nowrap { white-space: nowrap; }
.errcode { color: var(--err); }

/* badges & chips */
.badge, .tag, .chip {
  display: inline-block; border-radius: 999px; padding: 1px 9px; font-size: 12px; white-space: nowrap;
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.err { background: var(--err-soft); color: var(--err); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.muted { background: var(--code-bg); color: var(--muted); }
.tag { background: var(--code-bg); color: var(--text); border-radius: 6px; }
a.tag:hover { text-decoration: none; background: var(--accent-soft); }
.chip { background: var(--panel-2); border: 1px solid var(--border); color: var(--muted); }
.chip.warn { color: var(--warn); border-color: var(--warn); }
b.err { color: var(--err); }

/* forms */
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea {
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; min-width: 0;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
button {
  background: var(--accent); color: var(--accent-text); border: 1px solid transparent; border-radius: 8px;
  padding: 7px 14px; cursor: pointer; font-weight: 550; white-space: nowrap;
}
button:hover { filter: brightness(1.05); }
button.secondary { background: var(--panel); color: var(--accent); border-color: var(--accent); }
button.danger { background: var(--panel); color: var(--err); border-color: var(--err); }
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.filters input[type="search"] { width: 280px; }

/* ops */
.op { padding: 16px; border-top: 1px solid var(--border); }
.panel-head + .op { border-top: none; }
.op-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
.opid { font-weight: 600; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.stats { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--muted); font-size: 12.5px; margin: 10px 0 12px; }
.stats b { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
.op-form { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px 14px; }
.fields label { display: flex; flex-direction: column; gap: 4px; }
.fields label span { font-family: var(--mono); font-size: 12.5px; }
.fields label em { color: var(--err); font-style: normal; }
.fields small { color: var(--muted); font-size: 12px; }
.actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.actions .sep { flex: 1; }
.check, .inline { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.inline input { width: 80px; }

/* details & pre */
dl.kv { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 8px 14px; margin: 0; padding: 14px 16px; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; min-width: 0; word-break: break-word; }
pre.json, pre.body {
  background: var(--code-bg); border-radius: 8px; padding: 12px 14px; margin: 0;
  overflow: auto; max-height: 520px; white-space: pre; line-height: 1.5;
}
details summary { cursor: pointer; color: var(--muted); font-size: 12.5px; padding: 4px 0; }
details[open] summary { margin-bottom: 6px; }

/* progress */
progress { appearance: none; width: 100%; height: 8px; border: none; border-radius: 999px; background: var(--code-bg); overflow: hidden; display: block; }
progress::-webkit-progress-bar { background: var(--code-bg); border-radius: 999px; }
progress::-webkit-progress-value { background: var(--accent); border-radius: 999px; }
progress::-moz-progress-bar { background: var(--accent); border-radius: 999px; }
td.prog { min-width: 130px; }
.head-actions { display: flex; align-items: center; gap: 12px; }

/* key reveal */
.reveal {
  background: var(--warn-soft); color: var(--text); border: 1px solid var(--warn);
  border-radius: var(--radius); padding: 14px 16px; margin-bottom: 18px;
}
.reveal code { font-size: 13px; padding: 4px 8px; display: inline-block; margin: 6px 8px 6px 0; user-select: all; }

.pager { padding: 12px 16px; display: flex; justify-content: flex-end; }

/* login */
.login {
  min-height: 100vh; display: grid; place-items: center; padding: 16px;
}
.login form {
  width: min(360px, 100%); background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 28px; display: flex; flex-direction: column; gap: 14px; box-shadow: var(--shadow);
}
.login .brand { padding: 0; margin-bottom: 6px; }

@media (max-width: 860px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .nav { position: static; height: auto; flex-direction: row; align-items: center; padding: 10px 16px; gap: 12px; overflow-x: auto; }
  .brand div { display: none; }
  .nav nav { flex-direction: row; }
  .nav nav a { white-space: nowrap; }
  .logout { margin-top: 0; margin-left: auto; }
  .logout button { width: auto; }
  main { padding: 16px 16px 40px; }
  dl.kv { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  dl.kv dd { margin-bottom: 8px; }
  .filters input[type="search"] { width: 100%; }
}