/* VideoSpy SOC — минималистичная тактическая тема.
   Без фреймворков (никакого Tailwind/Bootstrap) — принцип «наша реализация».
*/

:root {
  --bg-0: #0a0d12;
  --bg-1: #111821;
  --bg-2: #1a2332;
  --border: #2a3544;
  --fg-primary: #e6edf5;
  --fg-muted: #8b98a8;
  --fg-dim: #5b6879;
  --accent: #3ba3ff;
  --sev-info: #5b6879;
  --sev-low: #4a7fa5;
  --sev-medium: #d9a84a;
  --sev-high: #e57b4a;
  --sev-critical: #e5594a;
  --ok: #4ac773;
  --err: #e5594a;
  --mono: ui-monospace, "JetBrains Mono", "Cascadia Code", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg-0);
  color: var(--fg-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

.app {
  display: grid;
  grid-template-rows: 48px 1fr;
  height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  padding: 0 16px;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  gap: 16px;
}

.topbar .brand {
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--fg-primary);
}

.topbar .brand-tag {
  margin-left: 6px;
  font-size: 10px;
  font-weight: 500;
  padding: 2px 6px;
  background: var(--bg-2);
  color: var(--fg-muted);
  border-radius: 3px;
  vertical-align: middle;
}

.topbar .spacer {
  flex: 1;
}

.conn-state {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-muted);
}

.conn-state::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-dim);
  transition: background 0.3s;
}

.conn-state.connected::before {
  background: var(--ok);
  box-shadow: 0 0 8px var(--ok);
}

.conn-state.disconnected::before {
  background: var(--err);
}

.main {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 1px;
  background: var(--border);
  overflow: hidden;
}

.stream-column, .events-column {
  background: var(--bg-0);
  overflow-y: auto;
  padding: 16px;
}

.events-column h2 {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.feed-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.feed-tabs .tab {
  appearance: none;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--fg-muted);
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 10px;
}
.feed-tabs .tab:hover { color: var(--fg-primary); }
.feed-tabs .tab.active {
  color: var(--fg-primary);
  border-bottom-color: var(--accent);
}

.history-form {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 12px;
}
.history-form .row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 8px;
  align-items: center;
}
.history-form label {
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}
.history-form input,
.history-form select {
  background: var(--bg-2);
  border: 1px solid var(--border);
  color: var(--fg-primary);
  border-radius: 3px;
  padding: 4px 8px;
  font: inherit;
  font-size: 12px;
}
.history-form input:focus,
.history-form select:focus {
  outline: none;
  border-color: var(--accent);
}
.history-form button {
  appearance: none;
  background: var(--accent);
  color: var(--bg-0);
  border: none;
  border-radius: 3px;
  padding: 6px 12px;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}
.history-form button[disabled] {
  opacity: 0.5;
  cursor: wait;
}
.history-err {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--err);
  padding-top: 4px;
}
.history-status {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  margin-bottom: 8px;
}

.event-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-left-width: 3px;
  border-radius: 4px;
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 13px;
}

.event-card.sev-info     { border-left-color: var(--sev-info); }
.event-card.sev-low      { border-left-color: var(--sev-low); }
.event-card.sev-medium   { border-left-color: var(--sev-medium); }
.event-card.sev-high     { border-left-color: var(--sev-high); }
.event-card.sev-critical { border-left-color: var(--sev-critical); }

.event-card .header {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.event-card .class {
  font-weight: 600;
}

.event-card .confidence {
  font-family: var(--mono);
  color: var(--fg-muted);
  font-size: 11px;
}

.event-card .severity-badge {
  margin-left: auto;
  text-transform: uppercase;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 1px 6px;
  border-radius: 2px;
  background: var(--bg-2);
}

.event-card.sev-info     .severity-badge { color: var(--sev-info); }
.event-card.sev-low      .severity-badge { color: var(--sev-low); }
.event-card.sev-medium   .severity-badge { color: var(--sev-medium); }
.event-card.sev-high     .severity-badge { color: var(--sev-high); }
.event-card.sev-critical .severity-badge { color: var(--sev-critical); }

.event-card .meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.event-card .bbox {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: 3px;
}

.event-card .track-id {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  background: rgba(59, 163, 255, 0.1);
  padding: 1px 5px;
  border-radius: 2px;
}

.empty {
  text-align: center;
  color: var(--fg-dim);
  padding: 40px 0;
  font-size: 12px;
}

.stream-column h2 {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

.stream-placeholder {
  background: var(--bg-1);
  border: 1px dashed var(--border);
  border-radius: 4px;
  padding: 60px 20px;
  text-align: center;
  color: var(--fg-dim);
  font-size: 13px;
}

.stream-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.camera-tile {
  position: relative;
  background: #000;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.camera-tile video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bbox-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.camera-label {
  position: absolute;
  bottom: 6px;
  left: 8px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-primary);
  background: rgba(0, 0, 0, 0.55);
  padding: 2px 8px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}