:root {
  --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #667085; --border: #e3e6eb;
  --primary: #0b5cad; --primary-2: #094c8f; --ok: #157f3b; --ok-bg: #e7f6ec; --warn: #9a6400; --warn-bg: #fff4dc;
  --err: #b42318; --err-bg: #fdecea; --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #11151c; --card: #1a2029; --text: #e6e9ef; --muted: #98a2b3; --border: #2b3340;
    --primary: #4d9bf0; --primary-2: #3b87da; --ok: #5fd08a; --ok-bg: #133222; --warn: #f0b94d; --warn-bg: #3a2c10;
    --err: #f97066; --err-bg: #3d1714; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
header.top { 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: 5; }
header.top h1 { font-size: 17px; margin: 0; }
header.top .who { color: var(--muted); font-size: 13px; }
main { max-width: 1150px; margin: 0 auto; padding: 20px 16px 60px; }
nav.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 16px; }
nav.tabs button { background: transparent; border: 1px solid transparent; color: var(--muted); padding: 7px 14px; border-radius: 8px; cursor: pointer; font: inherit; }
nav.tabs button.active { background: var(--card); border-color: var(--border); color: var(--text); font-weight: 600; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.card h2 { font-size: 16px; margin: 0 0 12px; }
.card h3 { font-size: 14px; margin: 18px 0 8px; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.stat .n { font-size: 24px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 13px; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); color: var(--text); font: inherit; }
textarea { min-height: 140px; font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
.form { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); align-items: end; }
.form .full { grid-column: 1 / -1; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
.check input { width: auto; }
button.btn { background: var(--primary); color: #fff; border: 0; padding: 8px 14px; border-radius: 8px; cursor: pointer; font: inherit; font-weight: 600; white-space: nowrap; }
button.btn:hover { background: var(--primary-2); }
button.btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); font-weight: 500; }
button.btn.danger { background: transparent; color: var(--err); border: 1px solid var(--err); font-weight: 500; }
button.btn.small { padding: 4px 10px; font-size: 13px; }
button.btn:disabled { opacity: .6; cursor: default; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--bg); }
.mono { font-family: ui-monospace, Menlo, monospace; font-size: 13px; }
.muted { color: var(--muted); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.err { background: var(--err-bg); color: var(--err); }
.alert { padding: 10px 14px; border-radius: 8px; margin: 10px 0; }
.alert.ok { background: var(--ok-bg); color: var(--ok); }
.alert.warn { background: var(--warn-bg); color: var(--warn); }
.alert.err { background: var(--err-bg); color: var(--err); }
.keybox { font-family: ui-monospace, Menlo, monospace; padding: 10px; border: 1px dashed var(--primary); border-radius: 8px; word-break: break-all; background: var(--bg); }
.login { max-width: 380px; margin: 10vh auto; }
.login h1 { font-size: 20px; margin: 0 0 4px; }
.hidden { display: none !important; }
.verify-big input { font-size: 34px; letter-spacing: .3em; text-align: center; font-family: ui-monospace, Menlo, monospace; padding: 14px; }
.result { border-radius: var(--radius); padding: 16px; margin-top: 14px; }
.result.ok { background: var(--ok-bg); }
.result.err { background: var(--err-bg); }
.result.warn { background: var(--warn-bg); }
.result h3 { margin: 0 0 8px; font-size: 18px; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }
pre.code { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; overflow-x: auto; font-size: 13px; }
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 8px; z-index: 50; max-width: 360px; }
@media (max-width: 600px) { header.top { padding: 10px 16px; } main { padding: 14px 16px 50px; } }