:root {
  --bg: #f4f5f7; --panel: #fff; --text: #1d2330; --muted: #6b7385; --line: #e2e5ea;
  --accent: #2f5bd3; --accent-soft: #e8eefc;
  --ok: #1f9d55; --warn: #c98a06; --fail: #d1393a; --unknown: #9aa1ad;
  --side: #161b26; --side-text: #c7ccd6;
  --mono: ui-monospace, "JetBrains Mono", "Cascadia Code", Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f131b; --panel: #171c27; --text: #e3e6ec; --muted: #8b93a5; --line: #262d3b;
    --accent: #6d8ff0; --accent-soft: #1d2740; --side: #0b0e14; }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: var(--mono); font-size: 13px; }
pre { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; overflow: auto; white-space: pre-wrap; word-break: break-all; }

.layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); min-height: 100vh; }
.side { background: var(--side); color: var(--side-text); padding: 18px 12px; position: sticky; top: 0; height: 100vh; }
.brand { font-weight: 700; font-size: 17px; color: #fff; padding: 0 10px 16px; letter-spacing: .3px; }
.brand small { display: block; font-weight: 400; font-size: 12px; color: var(--side-text); opacity: .7; }
.side a { display: block; color: var(--side-text); padding: 7px 10px; border-radius: 6px; }
.side a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.side a.on { background: rgba(255,255,255,.1); color: #fff; }
.side .sep { height: 1px; background: rgba(255,255,255,.08); margin: 10px 4px; }
.side form { margin-top: 12px; padding: 0 10px; }
.side .who { font-size: 13px; padding: 0 10px; opacity: .75; }
main { padding: 24px 28px 60px; max-width: 1280px; width: 100%; min-width: 0; }
@media (max-width: 800px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; height: auto; display: flex; flex-wrap: wrap; gap: 2px; }
  .side .sep, .side .who { display: none; }
  main { padding: 16px; }
}

h1 { font-size: 22px; margin: 0 0 18px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
h1 .actions { margin-left: auto; display: flex; gap: 8px; }
h2 { font-size: 16px; margin: 24px 0 10px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 16px 18px; margin-bottom: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.stats { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 16px; min-width: 120px; }
.stat b { font-size: 22px; display: block; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; font-size: 13px; color: var(--muted); background: var(--bg); }
tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; word-break: break-word; }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--unknown); vertical-align: middle; margin-right: 6px; }
.dot.ok { background: var(--ok); } .dot.warn { background: var(--warn); } .dot.fail { background: var(--fail); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; background: var(--accent-soft); color: var(--accent); }
.badge.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }
.badge.fail { background: color-mix(in srgb, var(--fail) 15%, transparent); color: var(--fail); }
.bar { height: 6px; background: var(--line); border-radius: 3px; overflow: hidden; margin-top: 3px; }
.bar i { display: block; height: 100%; background: var(--ok); }
.bar i.warn { background: var(--warn); } .bar i.fail { background: var(--fail); }

.btn, button { display: inline-block; border: 1px solid var(--line); background: var(--panel); color: var(--text); padding: 7px 14px; border-radius: 6px; font: inherit; font-size: 14px; cursor: pointer; }
.btn:hover, button:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary, button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger, button.danger { color: var(--fail); }
.btn.sm, button.sm { padding: 3px 10px; font-size: 13px; }
form.inline { display: inline; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

label { display: block; font-weight: 500; margin: 12px 0 4px; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 400; }
input[type=text], input[type=password], input[type=number], input[type=url], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--text); font: inherit; }
textarea { min-height: 90px; }
textarea.mono, input.mono { font-family: var(--mono); font-size: 13px; }
.help { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.form { max-width: 720px; }
.form .actions { margin-top: 20px; display: flex; gap: 10px; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; border: 1px solid var(--line); background: var(--panel); }
.flash.ok { border-left: 4px solid var(--ok); } .flash.warn { border-left: 4px solid var(--warn); }
.flash.fail { border-left: 4px solid var(--fail); } .flash.code { font-family: var(--mono); font-size: 12.5px; word-break: break-all; }

.auth { max-width: 380px; margin: 10vh auto; }
.auth .card { padding: 24px; }
.auth h1 { justify-content: center; }
.or { text-align: center; color: var(--muted); margin: 14px 0; font-size: 13px; }

.chat .msg { margin-bottom: 12px; }
.chat .msg.user { color: var(--muted); }
.chat .msg.assistant { white-space: pre-wrap; }