:root {
  --bg: #1a1d24;
  --panel: #252932;
  --text: #e6e8eb;
  --muted: #8a919c;
  --accent: #4a9eff;
  --accent-hover: #6ab0ff;
  --border: #333842;
  --low: #2d7a3e;
  --mid: #d4a017;
  --high: #d43a3a;
  --frigate: #a855f7;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, sans-serif;
       background: var(--bg); color: var(--text); min-height: 100vh; }

header { background: var(--panel); border-bottom: 1px solid var(--border);
         padding: 16px 24px; display: flex; justify-content: space-between;
         align-items: center; flex-wrap: wrap; gap: 12px; }
header h1 { margin: 0; font-size: 20px; font-weight: 600; }
nav { display: flex; gap: 8px; align-items: center; }

.range-btn, .btn {
  background: var(--panel); color: var(--text); border: 1px solid var(--border);
  padding: 8px 16px; border-radius: 6px; cursor: pointer; font-size: 14px;
  text-decoration: none; display: inline-block; transition: background 0.15s;
}
.range-btn:hover, .btn:hover { background: #2f3440; }
.range-btn.active { background: var(--accent); border-color: var(--accent); color: white; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: white; }
.btn.primary:hover { background: var(--accent-hover); }

.settings-link { background: transparent; border: 1px solid var(--border);
                 color: var(--muted); padding: 8px 14px; border-radius: 6px;
                 text-decoration: none; font-size: 14px; }
.settings-link:hover { color: var(--text); background: var(--panel); }

main { max-width: 1400px; margin: 0 auto; padding: 24px;
       display: flex; flex-direction: column; gap: 20px; }

.timeline-box, .event-box {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 20px;
}

.stats { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.stats b { color: var(--text); }

.filter-row {
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; margin-bottom: 12px; font-size: 13px; color: var(--muted);
  flex-wrap: wrap;
}
.filter-row label { display: flex; align-items: center; gap: 10px; }
.filter-row input[type=range] { width: 200px; }
.filter-row .hint { font-size: 12px; }

/* vis-timeline тёмная тема */
#timeline { min-height: 200px; }
.vis-timeline { border: 1px solid var(--border) !important; background: #1a1d24; }
.vis-panel.vis-center, .vis-panel.vis-left, .vis-panel.vis-right,
.vis-panel.vis-top, .vis-panel.vis-bottom { border-color: var(--border) !important; }
.vis-time-axis .vis-text, .vis-labelset .vis-label { color: var(--muted) !important; }
.vis-time-axis .vis-grid.vis-minor { border-color: #2a2d34 !important; }
.vis-time-axis .vis-grid.vis-major { border-color: var(--border) !important; }
.vis-current-time { background-color: var(--accent) !important; }

/* События как капсулы, цвет по классу */
.vis-item { border-radius: 4px; border-width: 0; color: white !important;
            font-size: 11px; padding: 2px 4px; cursor: pointer; }
.vis-item.ev-low     { background-color: var(--low);     border-color: var(--low); }
.vis-item.ev-mid     { background-color: var(--mid);     border-color: var(--mid); }
.vis-item.ev-high    { background-color: var(--high);    border-color: var(--high); }
.vis-item.ev-frigate { background-color: var(--frigate); border-color: var(--frigate); }
.vis-item.vis-selected { box-shadow: 0 0 0 2px var(--accent) inset; }
.vis-item .vis-item-content { padding: 2px 4px; }

.event-box:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.event-box h2 { margin: 0 0 12px; font-size: 18px; }
.ev-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px 20px; margin-bottom: 16px; font-size: 14px;
}
.ev-meta b { color: var(--muted); font-weight: 500; margin-right: 6px; }
.ev-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.player-wrap { margin: 16px 0; background: #000; border-radius: 6px;
               overflow: hidden; position: relative; }
#ev-video { width: 100%; max-height: 70vh; display: block; background: #000; }
.player-status { color: var(--muted); font-size: 13px; padding: 8px 12px;
                 background: #0a0a0a; display: none; }
.player-status.show { display: block; }

/* Кастомный tooltip-оверлей (не полагаемся на нативный title/vis-tooltip,
   т.к. vis-timeline экранирует HTML в title и картинка не рендерится) */
.ev-tooltip-overlay {
  position: fixed;
  z-index: 1000;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  color: var(--text);
  font-size: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  pointer-events: none; /* не должен перехватывать mouseenter/leave у событий */
  max-width: min(640px, calc(100vw - 24px));
}
.ev-tooltip-overlay img {
  display: block; width: 100%; height: auto;
  max-height: 40vh; object-fit: contain; background: #000;
}
.ev-tooltip-overlay .ev-tt-meta { padding: 8px 12px; }
.ev-tooltip-overlay .ev-tt-meta > div { margin: 2px 0; color: var(--muted); }
.ev-tooltip-overlay .ev-tt-meta b { color: var(--text); }
.ev-tooltip-overlay .ev-tt-noimg {
  padding: 24px 12px; text-align: center; color: var(--muted);
}