:root {
  --bg: #f3f5f8; --panel: #ffffff; --text: #1d2733; --muted: #66748a; --border: #dde3ea; --border-strong: #c7d0db;
  --side: #17212e; --side-text: #c4cfdc; --side-active: #24344a; --accent: #1f7ae0; --accent-text: #fff;
  --ok: #2e9e5b; --ok-bg: #e3f5ea; --bad: #d64545; --bad-bg: #fbe7e7; --warn-bg: #fff4dc; --unk: #8a96a6;
  --sev0: #97aab3; --sev1: #7499ff; --sev2: #ffc859; --sev3: #ffa059; --sev4: #e97659; --sev5: #e45959;
  --code-bg: #f0f3f7; --row-hover: #f6f9fc; --shadow: 0 1px 2px rgba(16,24,40,.06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11161d; --panel: #19212b; --text: #dbe3ec; --muted: #8d9bad; --border: #2a3542; --border-strong: #38465a;
    --side: #0c1117; --side-text: #aebccc; --side-active: #1c2836; --accent: #3d8ff0;
    --ok-bg: #173323; --bad-bg: #3a1c1c; --warn-bg: #3a3017; --code-bg: #212b37; --row-hover: #1e2834; --shadow: none;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Ubuntu, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; word-break: break-all; }
h1 { font-size: 20px; margin: 0; font-weight: 600; }
h2 { font-size: 16px; margin: 0 0 10px; font-weight: 600; }
h3 { font-size: 14px; margin: 0 0 8px; font-weight: 600; }

.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; flex: 0 0 220px; background: var(--side); color: var(--side-text); padding: 14px 10px; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { display: flex; align-items: center; gap: 9px; color: #fff; font-weight: 700; font-size: 16px; padding: 4px 8px 16px; }
.brand svg { width: 26px; height: 26px; }
.nav-sec { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: #6f8197; margin: 14px 8px 6px; }
.nav a { display: flex; align-items: center; gap: 9px; color: var(--side-text); padding: 7px 10px; border-radius: 6px; margin-bottom: 1px; }
.nav a:hover { background: var(--side-active); text-decoration: none; color: #fff; }
.nav a.active { background: var(--side-active); color: #fff; box-shadow: inset 3px 0 0 var(--accent); }
.nav svg { width: 16px; height: 16px; opacity: .85; flex: none; }
.nav .count { margin-left: auto; background: var(--sev4); color: #fff; border-radius: 10px; font-size: 11px; padding: 0 7px; }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 24px; background: var(--panel); border-bottom: 1px solid var(--border); }
.topbar .crumbs { color: var(--muted); font-size: 13px; }
.topbar .crumbs a { color: var(--muted); }
.topbar .user { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.content { padding: 20px 24px 40px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.page-head .sub { color: var(--muted); font-size: 13px; margin-top: 3px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; box-shadow: var(--shadow); margin-bottom: 16px; }
.card > .card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.card > .card-head h2 { margin: 0; font-size: 14px; }
.card > .card-body { padding: 16px; }
.card > .card-body.flush { padding: 0; }
.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
@media (max-width: 1100px) { .grid.cols-4, .grid.cols-6 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .grid.cols-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 760px) {
  .layout { flex-direction: column; } .sidebar { width: auto; height: auto; position: static; flex: none; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4, .grid.cols-6 { grid-template-columns: 1fr 1fr; }
  .content { padding: 16px; } .topbar { padding: 12px 16px; }
}

.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px; box-shadow: var(--shadow); }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 26px; font-weight: 650; margin-top: 4px; }
.stat.sev { border-top: 4px solid var(--c); }
.stat a { color: inherit; }

table.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
.tbl th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; background: var(--panel); white-space: nowrap; }
.tbl tbody tr:hover { background: var(--row-hover); }
.tbl td.num, .tbl th.num { text-align: right; white-space: nowrap; }
.tbl td.nowrap { white-space: nowrap; }
.tbl .sub { color: var(--muted); font-size: 12px; }
.tbl tr.group-row td { background: var(--code-bg); font-weight: 600; font-size: 12.5px; }
.table-wrap { overflow-x: auto; }
.empty { color: var(--muted); padding: 24px; text-align: center; }

.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border-strong); background: var(--panel); color: var(--text); padding: 6px 12px; border-radius: 6px; font: inherit; font-size: 13px; cursor: pointer; white-space: nowrap; }
.btn:hover { text-decoration: none; border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.danger { color: var(--bad); }
.btn.danger:hover { border-color: var(--bad); }
.btn.sm { padding: 3px 8px; font-size: 12px; }
.btn.link { border: 0; background: none; color: var(--accent); padding: 0; }
.inline { display: inline; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 11.5px; font-weight: 600; background: var(--code-bg); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.badge.warn { background: var(--warn-bg); color: #a26a00; }
.badge.tpl { background: transparent; border: 1px solid var(--border-strong); color: var(--muted); font-weight: 500; }
.sev-tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; font-weight: 600; color: #1d2733; background: var(--c); white-space: nowrap; }
.sev0 { --c: var(--sev0); } .sev1 { --c: var(--sev1); } .sev2 { --c: var(--sev2); } .sev3 { --c: var(--sev3); } .sev4 { --c: var(--sev4); } .sev5 { --c: var(--sev5); }
td.sevcell { border-left: 4px solid var(--c); }
.avail { display: inline-flex; gap: 4px; }
.avail span { font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 4px; background: var(--code-bg); color: var(--unk); }
.avail span.ok { background: var(--ok); color: #fff; }
.avail span.bad { background: var(--bad); color: #fff; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--unk); margin-right: 6px; vertical-align: 1px; }
.dot.ok { background: var(--ok); } .dot.bad { background: var(--bad); } .dot.warn { background: var(--sev2); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.err { color: var(--bad); }
.right { text-align: right; }
.mt { margin-top: 16px; } .mb0 { margin-bottom: 0; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; border: 1px solid; }
.flash.ok { background: var(--ok-bg); border-color: var(--ok); color: var(--ok); }
.flash.error { background: var(--bad-bg); border-color: var(--bad); color: var(--bad); }
.flash.warn { background: var(--warn-bg); border-color: var(--sev2); color: #8a5a00; }
.flash ul { margin: 4px 0 0; padding-left: 18px; }

form .row { display: grid; grid-template-columns: 200px 1fr; gap: 6px 16px; align-items: start; padding: 7px 0; }
form .row > label { padding-top: 7px; color: var(--muted); font-size: 13px; }
form .row .hint { color: var(--muted); font-size: 12px; margin-top: 4px; }
@media (max-width: 760px) { form .row { grid-template-columns: 1fr; } form .row > label { padding-top: 0; } }
input[type=text], input[type=password], input[type=number], input[type=url], input[type=search], select, textarea {
  width: 100%; max-width: 560px; padding: 7px 10px; border: 1px solid var(--border-strong); border-radius: 6px; background: var(--panel); color: var(--text); font: inherit; font-size: 13.5px;
}
textarea { min-height: 70px; resize: vertical; }
textarea.code, input.code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
textarea.wide, input.wide { max-width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent); border-color: var(--accent); }
input[disabled], select[disabled], textarea[disabled] { opacity: .7; background: var(--code-bg); }
input.short, select.short { max-width: 160px; }
.checks { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.checks label { display: inline-flex; align-items: center; gap: 6px; color: var(--text); padding: 0; }
.form-actions { display: flex; gap: 8px; padding-top: 14px; margin-top: 8px; border-top: 1px solid var(--border); }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 6px 16px 10px; margin: 12px 0; }
legend { padding: 0 6px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.multi-rows .mrow { display: flex; gap: 6px; margin-bottom: 6px; align-items: center; flex-wrap: wrap; }
.multi-rows .mrow input, .multi-rows .mrow select { max-width: none; flex: 1; min-width: 120px; }
.multi-rows .mrow .narrow { flex: 0 0 150px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.filters input, .filters select { width: auto; max-width: 240px; }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tabs a { padding: 8px 14px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
.tabs .count { font-size: 11px; color: var(--muted); margin-left: 4px; }

.chart-box { width: 100%; min-height: 240px; }
.chart-toolbar { display: flex; gap: 4px; flex-wrap: wrap; }
.chart-toolbar .btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.uplot { font-family: inherit !important; }
.u-legend { font-size: 12px !important; }
.graph-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(460px, 1fr)); gap: 16px; }
@media (max-width: 760px) { .graph-grid { grid-template-columns: 1fr; } }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-box { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 28px; box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.login-box .brand { color: var(--text); padding: 0 0 18px; justify-content: center; font-size: 19px; }
.login-box label { display: block; color: var(--muted); font-size: 13px; margin: 12px 0 4px; }
.login-box input { max-width: none; }
.login-box .btn { width: 100%; justify-content: center; margin-top: 18px; padding: 9px; }

details.inline-form summary { cursor: pointer; color: var(--accent); font-size: 12.5px; list-style: none; }
details.inline-form[open] { background: var(--code-bg); padding: 8px; border-radius: 6px; }
details.inline-form textarea { min-height: 50px; margin: 6px 0; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }
.pre { white-space: pre-wrap; word-break: break-all; background: var(--code-bg); padding: 10px; border-radius: 6px; max-height: 300px; overflow: auto; font-family: ui-monospace, Menlo, monospace; font-size: 12px; }
.pp-row { border: 1px solid var(--border); border-radius: 6px; padding: 8px; margin-bottom: 6px; }
.help-list { margin: 0; padding-left: 18px; color: var(--muted); font-size: 12.5px; }
.ellipsis { max-width: 420px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: bottom; }