:root {
  color-scheme: dark;
  --bg: #061424;
  --panel: #0b2037;
  --panel-2: #0e2b48;
  --line: #1d4567;
  --text: #eef7ff;
  --muted: #8fb0c8;
  --blue: #34a6ff;
  --green: #43d17a;
  --yellow: #ffc84a;
  --orange: #ff8b2c;
  --red: #ff4b55;
  /* normalized surfaces (dark defaults = the previous hardcoded hexes) */
  --bg2: #07192d;
  --surf: #0a1d33;
  --hover: #102946;
  --line2: #153a5a;
  --line3: #315d7e;
  --btn: #12466e;
}
/* Light theme (#9): overrides the palette; dark stays the default :root above. */
:root[data-theme="light"] {
  --bg: #eef2f7;
  --panel: #ffffff;
  --panel-2: #f2f5fa;
  --line: #cdd5e0;
  --text: #101720;
  --muted: #44505f;
  --blue: #1f5fd6;
  --bg2: #eef2f8;
  --surf: #e7edf5;
  --hover: #dde6f1;
  --line2: #cfd7e2;
  --line3: #b7c2d1;
  --btn: #1f5fd6;
}

* { box-sizing: border-box; }

[hidden] {
  display: none !important;
}

html {
  width: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 "Segoe UI", Arial, sans-serif;
}

.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 18px;
  background: var(--bg2);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand > div { min-width: 0; }
.brand img { width: 40px; height: 40px; border-radius: 8px; }
.brand strong { display: block; font-size: 18px; letter-spacing: 0; }
.brand span { display: block; color: var(--muted); font-size: 12px; }
.topnav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}

button {
  border: 1px solid var(--btn);
  background: var(--btn);
  color: #fff;            /* filled (blue) buttons: white text in both themes */
  border-radius: 6px;
  padding: 8px 12px;
  font-weight: 600;
  cursor: pointer;
  max-width: 100%;
}
button:hover { background: var(--line3); }
button.ghost { background: transparent; color: var(--muted); border-color: var(--line3); }

.layout {
  width: 100%;
  min-height: calc(100vh - 64px);
  overflow-x: hidden;
}
.login-panel {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 64px);
}
.login-box {
  width: min(360px, calc(100vw - 32px));
  display: grid;
  gap: 12px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.login-box h1 { margin: 0 0 4px; font-size: 22px; }
input {
  width: 100%;
  border: 1px solid var(--line3);
  border-radius: 6px;
  background: var(--bg2);
  color: var(--text);
  padding: 10px;
}
.error-line { min-height: 18px; margin: 0; color: var(--red); }

.dashboard {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  min-height: calc(100vh - 64px);
  min-width: 0;
}
.sidebar {
  border-right: 1px solid var(--line);
  background: var(--bg2);
  padding: 14px;
  overflow: auto;
  min-width: 0;
}
.content {
  padding: 14px;
  overflow-x: hidden;
  overflow-y: auto;
  min-width: 0;
}
.view-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}
.tab {
  background: var(--surf);
  border-color: var(--line);
}
.tab.active {
  border-color: var(--blue);
  background: rgba(52, 166, 255, .16);
}
.view-panel { min-width: 0; }
.filters {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto auto auto;
  gap: 10px;
  align-items: end;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  min-width: 0;
}
.filters > div span,
.filters label {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
}
.filters strong {
  display: block;
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  overflow-wrap: anywhere;
}
select {
  min-width: 130px;
  max-width: 100%;
  border: 1px solid var(--line3);
  border-radius: 6px;
  background: var(--bg2);
  color: var(--text);
  padding: 9px 10px;
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}
h2 { margin: 0; font-size: 16px; }
.section-head span { color: var(--muted); }

.tree details { margin: 4px 0; }
.tree { min-width: 0; overflow-wrap: anywhere; }
.tree summary {
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 6px;
  color: var(--text);
}
.tree summary:hover { background: var(--hover); }
.tree summary.selected,
.tree-action.selected,
.well.selected {
  border-color: var(--blue);
  background: rgba(52, 166, 255, .14);
}
.tree-action {
  width: 100%;
  margin: 0 0 8px;
  text-align: left;
  background: var(--surf);
}
.tree .node { margin-left: 14px; }
.well {
  display: grid;
  grid-template-columns: 12px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 7px 8px;
  margin: 3px 0 3px 18px;
  border-radius: 6px;
  background: var(--surf);
  border: 1px solid transparent;
  width: calc(100% - 18px);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  text-align: left;
  min-width: 0;
}
.well span { min-width: 0; overflow-wrap: anywhere; }
.well:hover { background: var(--hover); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: #607080; }
.well.online .dot { background: var(--green); box-shadow: 0 0 10px rgba(67, 209, 122, .65); }
.well.offline .dot { background: #6f7d88; }
.well.yellow { border-color: rgba(255, 200, 74, .55); }
.well.red { border-color: rgba(255, 75, 85, .7); }
.badge {
  min-width: 42px;
  text-align: center;
  border-radius: 999px;
  padding: 2px 6px;
  color: #061424;
  font-weight: 700;
  background: var(--green);
}
.badge.red { background: var(--red); color: white; }
.badge.yellow { background: var(--yellow); }

.metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.metrics.compact {
  grid-template-columns: repeat(5, minmax(90px, 1fr));
}
.metric {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 12px;
  text-align: left;
  min-width: 0;
}
.metric span { overflow-wrap: anywhere; }
.metric:hover { background: var(--panel-2); }
.metric.active {
  border-color: var(--blue);
  box-shadow: inset 0 0 0 1px rgba(52, 166, 255, .45);
}
.metric span { display: block; color: var(--muted); }
.metric strong { display: block; font-size: 28px; line-height: 1.1; margin-top: 6px; }
.metric.red strong { color: var(--red); }
.metric.yellow strong { color: var(--yellow); }
.metric.green strong { color: var(--green); }
.metric.blue strong { color: var(--blue); }
.metric.gray strong { color: var(--muted); }

.archive-list {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}
.archive-item {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, .8fr);
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.archive-item strong,
.archive-item span {
  display: block;
  overflow-wrap: anywhere;
}
.archive-item span,
.archive-meta {
  color: var(--muted);
  font-size: 12px;
}
.archive-meta {
  display: grid;
  gap: 3px;
}

.analytics-toolbar {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(220px, 1fr);
  gap: 10px;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.analytics-toolbar label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
}
.analytics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.analytics-grid section {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.analytics-grid .wide { grid-column: 1 / -1; }
.bar-chart,
.timeline-chart {
  display: grid;
  gap: 7px;
}
.bar-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(120px, 38%) 60px 120px;
  gap: 8px;
  align-items: center;
  width: 100%;
  padding: 7px 8px;
  background: var(--bg2);
  border-color: var(--line2);
  text-align: left;
}
.bar-row.active {
  border-color: var(--blue);
  background: rgba(52, 166, 255, .16);
}
.bar-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bar-track,
.timeline-track {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: #061424;
  overflow: hidden;
}
.bar-track span,
.timeline-track i {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: var(--blue);
}
.bar-row small {
  color: var(--muted);
  font-size: 12px;
}
.timeline-row {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr) 56px;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
}
.timeline-track i {
  position: absolute;
  left: 0;
  top: 0;
}
.timeline-track .total { background: rgba(52, 166, 255, .55); }
.timeline-track .red { background: rgba(255, 75, 85, .85); }
.timeline-track .yellow { background: rgba(255, 200, 74, .9); }

.settings-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.settings-panel h2,
.settings-panel p {
  margin: 0;
}
.settings-panel p,
.muted-line {
  color: var(--muted);
}
.settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}
.settings-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 14px;
  margin-bottom: 12px;
}
.settings-grid section {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.check-list {
  display: grid;
  gap: 7px;
  max-height: 420px;
  overflow: auto;
}
.check-row {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  padding: 7px 8px;
  border: 1px solid var(--line2);
  border-radius: 6px;
  background: var(--bg2);
}
.check-row input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  padding: 0;
}
.check-row span {
  overflow-wrap: anywhere;
}
.check-row small {
  display: block;
  color: var(--muted);
}
.empty-state {
  padding: 12px;
  color: var(--muted);
  border: 1px dashed var(--line3);
  border-radius: 8px;
  background: var(--bg2);
}

.table-wrap {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: auto;
  background: var(--panel);
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}
table { width: 100%; border-collapse: collapse; min-width: 820px; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line2); text-align: left; }
th { color: var(--muted); font-size: 12px; background: var(--surf); position: sticky; top: 0; }
tr.level-RED td { background: rgba(255, 75, 85, .08); }
tr.level-YELLOW td { background: rgba(255, 200, 74, .07); }

@media (max-width: 900px) {
  .dashboard { grid-template-columns: 1fr; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--line); max-height: 42vh; }
  .metrics { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .filters { grid-template-columns: 1fr; align-items: stretch; }
  .view-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .archive-item,
  .analytics-grid,
  .settings-grid,
  .settings-panel {
    grid-template-columns: 1fr;
  }
  .bar-row {
    grid-template-columns: minmax(0, 1fr) 56px;
  }
  .bar-track,
  .bar-row small {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .topbar {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
    padding: 10px 12px;
  }
  .topnav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }
  .topnav button {
    width: 100%;
    min-width: 0;
    padding: 8px 6px;
    white-space: normal;
  }
  .layout,
  .dashboard {
    min-height: auto;
  }
  .login-panel {
    min-height: calc(100svh - 124px);
    padding: 14px;
  }
  .content,
  .sidebar {
    padding: 10px;
  }
  .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .metrics.compact,
  .view-tabs {
    grid-template-columns: 1fr;
  }
  .analytics-toolbar {
    grid-template-columns: 1fr;
  }
  .metric strong {
    font-size: 24px;
  }
  .tree .node {
    margin-left: 8px;
  }
  .well {
    margin-left: 8px;
    width: calc(100% - 8px);
  }
}

/* v5.1: Stations & CA clients view (station online/offline, CA list, telemetry) */
.stations-list { display: grid; gap: 12px; }
.station-card { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.station-head { display: grid; grid-template-columns: 14px minmax(0, 1fr) auto; gap: 10px; align-items: center; margin-bottom: 10px; }
.station-head .dot { width: 12px; height: 12px; }
.station-head.online .dot { background: var(--green); box-shadow: 0 0 10px rgba(67, 209, 122, .6); }
.station-head.offline .dot { background: #607080; }
.station-head strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.station-head small { color: var(--muted); font-size: 12px; }
.conn-badge { font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.conn-badge.online { background: rgba(67, 209, 122, .16); color: var(--green); }
.conn-badge.offline { background: rgba(96, 112, 128, .22); color: var(--muted); }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.pill.ok { background: rgba(67, 209, 122, .16); color: var(--green); }
.pill.warn { background: rgba(255, 200, 74, .16); color: var(--yellow); }
.pill.bad { background: rgba(255, 75, 85, .16); color: var(--red); }
.pill.muted { background: var(--surf); color: var(--muted); }
.ca-clients { display: grid; gap: 8px; }
.ca-client { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; background: var(--panel); }
.ca-client-head { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.ca-client-head strong { font-size: 14px; }
.ca-role { color: var(--muted); font-size: 12px; }
.ca-summary { color: var(--text); font-size: 12px; margin-top: 5px; }
.ca-summary .muted { color: var(--muted); }
.ca-tele { margin-top: 6px; }
.ca-tele summary { cursor: pointer; color: var(--blue); font-size: 12px; list-style: none; }
.ca-tele summary::-webkit-details-marker { display: none; }
.ca-tele summary::before { content: "▸ "; }
.ca-tele[open] summary::before { content: "▾ "; }
.ca-tele-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px; margin-top: 8px; }
.ca-tele-cell { padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel-2); }
.ca-tele-cell b { display: block; color: var(--muted); font-size: 11px; font-weight: 600; margin-bottom: 2px; }

/* ============ JDB редизайн: аналитика заказчика ============ */
.layout-analytics { padding: 16px; max-width: 1280px; margin: 0 auto; }
.an-filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin-bottom: 14px; }
.an-filters label { display: flex; flex-direction: column; font-size: 11px; color: var(--muted); gap: 3px; }
.an-filters select, .an-filters input { background: var(--bg2); color: var(--text); border: 1px solid var(--line3); border-radius: 6px; padding: 5px 8px; font-size: 12.5px; }
.an-search { min-width: 240px; align-self: flex-end; }
.an-mini { background: var(--bg2); color: var(--text); border: 1px solid var(--line3); border-radius: 6px; padding: 2px 6px; font-size: 12px; }
/* KPI */
.an-kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.an-kpi { background: var(--panel); border: 1px solid var(--line); border-left: 4px solid var(--line3); border-radius: 10px; padding: 12px 14px; display: flex; flex-direction: column; gap: 4px; }
.an-kpi span { font-size: 12px; color: var(--muted); }
.an-kpi strong { font-size: 26px; font-weight: 800; line-height: 1.05; }
.an-kpi.red { border-left-color: var(--red); } .an-kpi.yellow { border-left-color: var(--yellow); }
.an-kpi.blue { border-left-color: var(--blue); } .an-kpi.green { border-left-color: var(--green); }
.an-kpi.gray { border-left-color: var(--line3); }
/* сетка чартов */
.an-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.an-card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; min-width: 0; }
.an-card.an-wide { grid-column: 1 / -1; }
.an-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; gap: 8px; }
.an-head h2 { margin: 0; font-size: 14px; }
.an-chart { width: 100%; overflow: hidden; }
.an-chart-donut { display: flex; justify-content: center; }
.an-empty { text-align: center; padding: 24px 0; font-size: 12.5px; }
.an-donut-wrap { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: center; }
.an-legend { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--text); }
.an-leg { display: flex; align-items: center; gap: 7px; }
.an-leg i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }
.an-leg b { color: var(--muted); font-weight: 700; }
@media (max-width: 720px) { .an-grid { grid-template-columns: 1fr; } }