:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1c232d;
  --line: #2a3240;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #2dd4bf;       /* teal - signal "data tece" */
  --accent-dim: #155e57;
  --green: #3fb950;
  --red: #f85149;
  --amber: #d29922;
  --mono: "SFMono-Regular", ui-monospace, "JetBrains Mono", Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.45;
}

/* ---------- topbar ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 14px 22px;
  background: linear-gradient(180deg, #11161d, #0e1116);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { font-size: 17px; font-weight: 700; letter-spacing: .3px; margin: 0; }
.brand .sub { color: var(--muted); font-size: 12px; font-family: var(--mono); }
.dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--muted); box-shadow: 0 0 0 0 rgba(45,212,191,.5);
}
.dot.on { background: var(--green); animation: pulse 2s infinite; }
.dot.off { background: var(--red); }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(63,185,80,.5); }
  70% { box-shadow: 0 0 0 7px rgba(63,185,80,0); }
  100% { box-shadow: 0 0 0 0 rgba(63,185,80,0); }
}

.kpis { display: flex; gap: 26px; }
.kpi { display: flex; flex-direction: column; align-items: flex-end; }
.kpi-val { font-family: var(--mono); font-size: 20px; font-weight: 600; color: var(--accent); }
.kpi-lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 2px; padding: 0 18px; background: var(--panel); border-bottom: 1px solid var(--line); }
.tab {
  background: none; border: none; color: var(--muted);
  padding: 13px 18px; font-size: 14px; font-family: var(--sans);
  cursor: pointer; border-bottom: 2px solid transparent;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- panels ---------- */
main { padding: 22px; max-width: 1280px; margin: 0 auto; }
.panel { display: none; }
.panel.active { display: block; animation: fade .2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.panel-head h2 { font-size: 16px; margin: 0; }
.hint { color: var(--muted); font-size: 12.5px; margin: 0 0 14px; }
h3 { font-size: 14px; color: var(--muted); margin: 22px 0 10px; text-transform: uppercase; letter-spacing: .5px; }

/* ---------- buttons ---------- */
.btn {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  padding: 7px 14px; border-radius: 6px; cursor: pointer; font-size: 13px;
}
.btn:hover { border-color: var(--accent-dim); }
.btn.primary { background: var(--accent-dim); border-color: var(--accent); color: #d7fff8; }
.btn.sm { padding: 3px 9px; font-size: 12px; }
.btn.danger:hover { border-color: var(--red); color: var(--red); }

.toggle { color: var(--muted); font-size: 12.5px; display: flex; align-items: center; gap: 6px; cursor: pointer; }

/* ---------- grid/tables ---------- */
.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.grid th {
  text-align: left; padding: 10px 12px; font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .5px; color: var(--muted); background: var(--panel-2); border-bottom: 1px solid var(--line);
}
.grid td { padding: 9px 12px; border-bottom: 1px solid var(--line); font-size: 13px; }
.grid tbody tr:last-child td { border-bottom: none; }
.grid tbody tr:hover { background: rgba(45,212,191,.04); }
.grid td.mono, .grid td .mono { font-family: var(--mono); font-size: 12.5px; }

.tag { font-family: var(--mono); font-size: 11px; padding: 2px 7px; border-radius: 4px; background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); }
.badge-ok { color: var(--green); }
.badge-err { color: var(--red); }
.badge-event { color: var(--amber); }

.empty { color: var(--muted); text-align: center; padding: 34px; font-size: 13px; }

/* split (machines) */
.split { display: grid; grid-template-columns: 360px 1fr; gap: 18px; align-items: start; }
.detail { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; min-height: 120px; }
.detail .grid { border: none; }
.clickable { cursor: pointer; }
.clickable.sel { background: rgba(45,212,191,.08); }

/* filters */
.filters { display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; margin-bottom: 14px; }
.filters label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
.filters input, .filters select {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 7px 9px; border-radius: 6px; font-size: 13px; min-width: 130px;
}
.filters input:focus, .filters select:focus { outline: none; border-color: var(--accent); }

/* editable cell */
.edit-input { background: var(--bg); border: 1px solid var(--accent); color: var(--text); padding: 4px 7px; border-radius: 4px; font-family: var(--mono); width: 130px; }

/* statcards */
.statcards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.statcard { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.statcard .v { font-family: var(--mono); font-size: 26px; color: var(--accent); font-weight: 600; }
.statcard .l { color: var(--muted); font-size: 12px; margin-top: 4px; }

/* toast */
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 11px 18px; border-radius: 8px; font-size: 13px; opacity: 0; transition: all .25s; z-index: 50;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast.ok { border-color: var(--green); }
.toast.err { border-color: var(--red); }

@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; }
  .kpis { display: none; }
}

/* ---------- report ---------- */
.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.card h3 { margin: 0 0 14px; color: var(--accent); }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--muted); margin-bottom: 13px; }
.field.row { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.field.inline { flex-direction: column; }
.field input[type="text"], .field input[type="number"], .field input[type="time"],
.field input[type="password"], .field input[type="date"], .field textarea, .field select {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 8px 10px; border-radius: 6px; font-size: 13px; font-family: var(--sans);
}
.field textarea { resize: vertical; font-family: var(--mono); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: end; }
.report-actions { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.report-actions .sep { flex: 1; }

@media (max-width: 820px) {
  .report-grid { grid-template-columns: 1fr; }
}

/* detail hlavicka s tlacitkem smazat */
.detail-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-bottom: 1px solid var(--line); }