:root {
  color-scheme: light;
  --surface-1: #fcfcfb;
  --page: #f9f9f7;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --gridline: #e1e0d9;
  --border: rgba(11, 11, 11, 0.10);
  --series-blue: #2a78d6;
  --good: #0ca30c;
  --good-text: #006300;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --card-bg: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --surface-1: #1a1a19;
    --page: #0d0d0d;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --gridline: #2c2c2a;
    --border: rgba(255, 255, 255, 0.10);
    --series-blue: #3987e5;
    --good: #0ca30c;
    --good-text: #0ca30c;
    --warning: #fab219;
    --serious: #ec835a;
    --critical: #e66767;
    --card-bg: #221f1c;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--page);
  color: var(--text-primary);
  font-family: "Segoe UI", Tahoma, system-ui, -apple-system, sans-serif;
  direction: rtl;
}

body {
  min-height: 100vh;
  padding-bottom: 40px;
}

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--gridline);
  background: var(--surface-1);
  flex-wrap: wrap;
  gap: 12px;
}

header.topbar h1 {
  font-size: 18px;
  margin: 0;
}

.updated-at {
  font-size: 12px;
  color: var(--text-muted);
}

nav.tabs {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  border-bottom: 1px solid var(--gridline);
  overflow-x: auto;
}

nav.tabs button {
  background: none;
  border: none;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

nav.tabs button.active {
  color: var(--series-blue);
  border-bottom-color: var(--series-blue);
  font-weight: 600;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-tile {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}

.stat-tile .label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.stat-tile .value {
  font-size: 24px;
  font-weight: 600;
  font-variant-numeric: normal;
}

.stat-tile.good .value { color: var(--good-text); }
.stat-tile.critical .value { color: var(--critical); }

.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.toolbar input[type="text"], .toolbar input[type="search"] {
  flex: 1;
  min-width: 200px;
}

input, select {
  background: var(--card-bg);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 14px;
}

button.btn {
  background: var(--series-blue);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
}

button.btn.secondary {
  background: transparent;
  color: var(--series-blue);
  border: 1px solid var(--series-blue);
}

button.btn.danger {
  background: var(--critical);
}

button.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button.icon-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  font-size: 13px;
}

thead th {
  text-align: right;
  padding: 10px 12px;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--gridline);
  white-space: nowrap;
}

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--gridline);
  vertical-align: middle;
  font-variant-numeric: tabular-nums;
}

tbody tr:last-child td { border-bottom: none; }

.status-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  margin-left: 6px;
}
.status-dot.online { background: var(--good); }
.status-dot.offline { background: var(--critical); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.badge.warn { color: var(--warning); border-color: var(--warning); }
.badge.crit { color: var(--critical); border-color: var(--critical); }
.badge.ok { color: var(--good-text); border-color: var(--good); }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 16px;
}

.card h3 {
  margin-top: 0;
  font-size: 15px;
}

.field-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  align-items: end;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 140px;
}

.field label {
  font-size: 12px;
  color: var(--text-muted);
}

.field.grow { flex: 1; }

.hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.error-text {
  color: var(--critical);
  font-size: 13px;
  margin-top: 6px;
}

.success-text {
  color: var(--good-text);
  font-size: 13px;
  margin-top: 6px;
}

.chat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  margin: 4px 6px 4px 0;
  cursor: pointer;
  font-size: 12px;
  background: var(--surface-1);
}
.chat-chip:hover { border-color: var(--series-blue); color: var(--series-blue); }

.rules-table td, .rules-table th { text-align: right; }
.rules-table input[type="number"] { width: 90px; }

.log-item {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gridline);
  font-size: 13px;
}
.log-item:last-child { border-bottom: none; }
.log-item time {
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.raw-json {
  background: var(--page);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: Consolas, monospace;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 400px;
  overflow: auto;
}

.muted { color: var(--text-muted); }

@media (max-width: 720px) {
  table, thead, tbody, tr, th, td { font-size: 12px; }
}