:root {
  --paper: #e6eaee;
  --panel: #f7f9fa;
  --ink: #18222d;
  --muted: #5b6b7a;
  --line: #c9d1d8;
  --rack: #1d2732;
  --rack-ink: #d7dee5;
  --rack-muted: #8797a6;
  --steel: #2c5d82;
  --ok: #1e8e5a;
  --bad: #c23a32;
  --warn: #b97b0c;
  --off: #8a96a1;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #151c23; --panel: #1c252e; --ink: #dde4ea; --muted: #8e9dab;
    --line: #2e3a46; --rack: #0f151b; --steel: #6aa6d4; --ok: #3fbf7f; --bad: #e0605a;
    --warn: #d9a03a; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { background: var(--paper); color: var(--ink); font: 15px/1.5 var(--sans); }
[hidden] { display: none !important; }
a { color: var(--steel); }
:focus-visible { outline: 2px solid var(--steel); outline-offset: 2px; }
code, .mono { font-family: var(--mono); font-size: 13px; }

/* --- кнопки и поля --- */
.btn {
  font: 500 14px var(--sans); padding: 7px 14px; border-radius: 4px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--steel); border-color: var(--steel); color: #fff; }
.btn.danger { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 45%, var(--line)); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }
input, textarea, select {
  font: 14px var(--sans); color: var(--ink); background: var(--panel);
  border: 1px solid var(--line); border-radius: 4px; padding: 7px 10px;
}
textarea { font-family: var(--mono); font-size: 13px; width: 100%; resize: vertical; }

/* --- вход --- */
.login { min-height: 100%; display: grid; place-items: center; background: var(--rack); }
.login-box { background: var(--panel); padding: 32px; width: min(360px, 92vw); border-radius: 6px; display: grid; gap: 14px; }
.login-box h1 { margin: 0 0 6px; font-size: 22px; font-weight: 600; }
.login-box label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.err { color: var(--bad); margin: 0; min-height: 1.5em; font-size: 14px; }

/* --- каркас: слева стойка серверов --- */
.shell { display: grid; grid-template-columns: 272px 1fr; height: 100%; }
.rack { background: var(--rack); color: var(--rack-ink); display: flex; flex-direction: column; min-height: 0; }
.rack-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 14px 10px; }
.brand { color: #fff; text-decoration: none; font-weight: 600; font-size: 17px; letter-spacing: .01em; }
.rack .btn { background: transparent; color: var(--rack-ink); border-color: #3a4756; }
.rack-filter { margin: 0 14px 10px; background: #26313d; border-color: #33404e; color: var(--rack-ink); }
.rack-list { list-style: none; margin: 0; padding: 0 8px 16px; overflow-y: auto; flex: 1; }
/* Каждый сервер — «юнит» в стойке: светодиод, имя, нагрузка. */
.unit {
  display: grid; grid-template-columns: 14px 1fr auto; align-items: center; gap: 10px;
  padding: 8px 10px; margin-bottom: 3px; border-radius: 3px; text-decoration: none; color: inherit;
  background: #232e3a; border-left: 3px solid transparent;
}
.unit:hover { background: #2a3644; }
.unit.active { background: #2f3d4d; border-left-color: #7fb4dc; }
.unit .name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.unit .sub { font-size: 12px; color: var(--rack-muted); font-family: var(--mono); }
.unit .load { font: 12px var(--mono); color: var(--rack-muted); }
.led { width: 10px; height: 10px; border-radius: 50%; background: #56626e; }
.led.on { background: #33d17a; box-shadow: 0 0 6px #33d17a; }
.led.warn { background: #f0a92e; box-shadow: 0 0 6px #f0a92e; }
.led.off { background: #e0564e; }
.led.new { background: transparent; border: 1.5px dashed #8797a6; }

.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 0 24px; border-bottom: 1px solid var(--line); background: var(--panel); }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a { padding: 14px 12px 12px; text-decoration: none; color: var(--muted); border-bottom: 2px solid transparent; font-weight: 500; }
.topbar nav a.on { color: var(--ink); border-bottom-color: var(--ink); }
.view { padding: 24px; overflow: auto; flex: 1; }

/* --- общие блоки --- */
h2 { font-size: 24px; font-weight: 600; margin: 0; }
h3 { font-size: 16px; font-weight: 600; margin: 28px 0 10px; }
.head { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: flex-end; justify-content: space-between; margin-bottom: 18px; }
.head .facts { color: var(--muted); font-size: 14px; margin-top: 4px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.status { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; }
.status .led { box-shadow: none; }
.muted { color: var(--muted); }
.empty { padding: 36px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 4px; }

table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 13px; font-weight: 500; color: var(--muted); background: color-mix(in srgb, var(--paper) 60%, var(--panel)); position: sticky; top: 0; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: color-mix(in srgb, var(--steel) 6%, var(--panel)); }
.table-wrap { overflow-x: auto; max-height: 64vh; overflow-y: auto; border-radius: 4px; }
.state-active { color: var(--ok); }
.state-failed { color: var(--bad); font-weight: 600; }
.state-inactive { color: var(--muted); }
.state-activating, .state-deactivating, .state-reloading { color: var(--warn); }
.row-actions { display: flex; gap: 4px; justify-content: flex-end; white-space: nowrap; }

.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 16px; }
.tabs a { padding: 8px 14px; text-decoration: none; color: var(--muted); border: 1px solid transparent; border-bottom: 0; border-radius: 4px 4px 0 0; margin-bottom: -1px; }
.tabs a.on { color: var(--ink); background: var(--panel); border-color: var(--line); }

.toolbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.toolbar input[type=search] { min-width: 240px; flex: 0 1 320px; }
.toolbar label { display: inline-flex; gap: 6px; align-items: center; font-size: 14px; color: var(--muted); }

pre.out {
  background: var(--rack); color: #d7dee5; font: 13px/1.45 var(--mono); padding: 14px 16px;
  border-radius: 4px; overflow: auto; max-height: 60vh; white-space: pre-wrap; word-break: break-word; margin: 0;
}
pre.out .e { color: #ff9b94; }
.term { background: #11181f; padding: 8px; border-radius: 4px; height: calc(100vh - 290px); min-height: 320px; }
.term-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-size: 14px; }

.metrics { display: flex; flex-wrap: wrap; gap: 28px; margin: 4px 0 20px; }
.metric { font-size: 13px; color: var(--muted); }
.metric b { display: block; font-size: 20px; font-weight: 500; color: var(--ink); font-family: var(--mono); }

.cmdline { display: flex; gap: 8px; align-items: flex-start; margin-bottom: 12px; }
.cmdline textarea { flex: 1; min-height: 44px; }
.install { background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--warn); padding: 16px; border-radius: 4px; }
.install pre { margin: 10px 0; }
.copy-row { display: flex; gap: 8px; align-items: stretch; }
.copy-row pre { flex: 1; margin: 0; }

.events li { list-style: none; display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding: 6px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.events { padding: 0; margin: 0; }
.events .ts { color: var(--muted); font-family: var(--mono); font-size: 12px; padding-top: 2px; }
.events .error { color: var(--bad); }

.pb-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; }
.pb-side { display: grid; gap: 14px; align-content: start; }
.pick { max-height: 260px; overflow: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 6px 10px; }
.pick label { display: flex; gap: 8px; align-items: center; padding: 3px 0; font-size: 14px; }

dialog { border: 1px solid var(--line); border-radius: 6px; padding: 24px; background: var(--panel); color: var(--ink); width: min(620px, 94vw); }
dialog::backdrop { background: rgba(15, 21, 27, .55); }
dialog h2 { font-size: 20px; margin-bottom: 14px; }
dialog form { display: grid; gap: 14px; }
.dlg-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }

.toast { position: fixed; right: 20px; bottom: 20px; max-width: 420px; padding: 10px 16px; border-radius: 4px; background: var(--ink); color: var(--paper); font-size: 14px; opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; pointer-events: none; }
.toast.show { opacity: 1; transform: none; }
.toast.bad { background: var(--bad); color: #fff; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .rack { max-height: 38vh; }
  .pb-grid { grid-template-columns: 1fr; }
  .view { padding: 16px; }
  .events li { grid-template-columns: 1fr; gap: 0; }
}
@media (prefers-reduced-motion: reduce) { .toast { transition: none; } }

/* --- мастер добавления сервера --- */
dialog.wide { width: min(820px, 96vw); }
.wiz h2 { margin: 18px 0 14px; }
.steps { display: flex; gap: 0; margin: 0; padding: 0; list-style: none; border-bottom: 1px solid var(--line); }
.steps li { flex: 1; display: flex; align-items: center; gap: 8px; padding: 0 0 10px; color: var(--muted); font-size: 14px; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.steps li span { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid currentColor; font-size: 12px; font-weight: 600; }
.steps li.on { color: var(--ink); border-bottom-color: var(--steel); font-weight: 500; }
.steps li.on span { background: var(--steel); border-color: var(--steel); color: #fff; }
.steps li.done { color: var(--ok); }
.steps li.done span { background: var(--ok); border-color: var(--ok); color: #fff; font-size: 0; }
.steps li.done span::after { content: "✓"; font-size: 12px; }
.field { display: grid; gap: 6px; font-weight: 500; }
.field input { font-size: 16px; padding: 9px 12px; }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; margin-bottom: 14px; }
.seg button { font: 500 14px var(--sans); padding: 7px 16px; border: 0; background: var(--panel); color: var(--muted); cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-selected="true"] { background: var(--steel); color: #fff; }
.checklist { list-style: none; padding: 12px 0 0; margin: 16px 0 0; border-top: 1px solid var(--line); display: grid; gap: 6px; font-size: 14px; }
.checklist li { display: flex; gap: 10px; align-items: center; color: var(--muted); }
.checklist li::before { content: ""; width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid var(--line); flex: none; }
.checklist li.done { color: var(--ink); }
.checklist li.done::before { background: var(--ok); border-color: var(--ok); }
.checklist li.wait::before { border-color: var(--warn); border-top-color: transparent; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .checklist li.wait::before { animation: none; border-top-color: var(--warn); } }
.success { padding: 14px 16px; border-left: 3px solid var(--ok); background: color-mix(in srgb, var(--ok) 8%, var(--panel)); border-radius: 4px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 18px; }
.linkbtn { border: 0; background: none; padding: 0; color: var(--steel); text-decoration: underline; font: inherit; cursor: pointer; }
a.btn { display: inline-block; text-decoration: none; }
.btn.busy { opacity: .7; pointer-events: none; }
.copy-row .btn { align-self: flex-start; }

/* --- удаление серверов --- */
th.chk, td.chk { width: 36px; padding-right: 0; }
td.chk input, th.chk input { width: 16px; height: 16px; cursor: pointer; }
tr.sel td { background: color-mix(in srgb, var(--steel) 9%, var(--panel)); }
table.fleet td.act { width: 1%; white-space: nowrap; text-align: right; }
table.fleet tr [data-del] { opacity: 0; }
table.fleet tr:hover [data-del], table.fleet tr [data-del]:focus-visible { opacity: 1; }
@media (hover: none) { table.fleet tr [data-del] { opacity: 1; } }
.btn.danger-solid { background: var(--bad); border-color: var(--bad); color: #fff; }
label.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; }
label.check input { margin-top: 3px; }
.note { border-left: 3px solid var(--warn); padding: 10px 14px; background: color-mix(in srgb, var(--warn) 7%, var(--panel)); border-radius: 4px; font-size: 14px; }
.note p { margin: 0 0 10px; }
.del-results { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; font-size: 14px; }
.del-results:empty { display: none; }
.del-results .ok { color: var(--ok); }
.del-results .warn { color: var(--warn); }
.del-results .bad { color: var(--bad); }
.offline-note { margin: 0 0 18px; }
.offline-note p:last-child { margin-bottom: 0; }
.tag { display: inline-block; margin-left: 6px; padding: 1px 7px; border-radius: 10px; font-size: 12px; text-decoration: none; color: var(--steel); border: 1px solid color-mix(in srgb, var(--steel) 45%, var(--line)); white-space: nowrap; }
.tag:hover { background: color-mix(in srgb, var(--steel) 10%, var(--panel)); }

/* --- важность событий и уведомления --- */
.lv { display: inline-block; font-size: 11px; font-weight: 600; padding: 1px 7px; border-radius: 3px; margin-right: 4px; vertical-align: 1px; white-space: nowrap; }
.lv-critical { background: var(--bad); color: #fff; }
.lv-error { background: color-mix(in srgb, var(--bad) 16%, var(--panel)); color: var(--bad); }
.lv-warning { background: color-mix(in srgb, var(--warn) 18%, var(--panel)); color: var(--warn); }
.lv-info { background: color-mix(in srgb, var(--muted) 14%, var(--panel)); color: var(--muted); }
.events li.ev-critical { background: color-mix(in srgb, var(--bad) 5%, transparent); }
.chips { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.chip { font: 500 13px var(--sans); padding: 5px 11px; border-radius: 14px; border: 1px solid var(--line); cursor: pointer; background: var(--panel); color: var(--muted); }
.chip[aria-pressed="true"].lv-critical { background: var(--bad); color: #fff; border-color: var(--bad); }
.chip[aria-pressed="true"].lv-error { background: color-mix(in srgb, var(--bad) 18%, var(--panel)); color: var(--bad); border-color: var(--bad); }
.chip[aria-pressed="true"].lv-warning { background: color-mix(in srgb, var(--warn) 20%, var(--panel)); color: var(--warn); border-color: var(--warn); }
.chip[aria-pressed="true"].lv-info { background: color-mix(in srgb, var(--muted) 18%, var(--panel)); color: var(--ink); border-color: var(--muted); }
.ev-filters select { max-width: 240px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; margin-bottom: 14px; }
.grid2 .grid2 { margin-bottom: 0; }
.panel .field { font-weight: 500; font-size: 14px; }
.panel .field input, .panel .field select { font-size: 14px; width: 100%; }
.copy-row input { flex: 1; }
fieldset.rule { margin: 0 0 14px; display: grid; gap: 6px; }
.rule-head { display: flex; gap: 16px; align-items: center; margin-bottom: 8px; }
.rule-head .r-name { flex: 1; font-weight: 600; font-size: 15px; }
.rule .pick { margin-top: 6px; max-height: 220px; }
.rule .pick .lv { margin-left: auto; }
.rule .pick label { justify-content: flex-start; }
@media (max-width: 860px) { .grid2 { grid-template-columns: 1fr; } }