:root{color-scheme:dark}body{margin:0;background:#0b0b0b;color:#fff;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial}button{background:#1b1b1b;border:1px solid #333;color:#fff;padding:8px 10px;border-radius:10px;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.app{display:grid;grid-template-columns:1fr 280px;min-height:100vh}.main{padding:16px}.fleetBar{border-left:1px solid #1f1f1f;padding:16px;position:sticky;top:0;height:100vh;overflow:auto;background:#0f0f0f}.topRow{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:16px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:12px}.card{border:1px solid #222;border-radius:16px;padding:12px;background:#101010}.cardHeader{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.statusDot{width:12px;height:12px;border-radius:999px;display:inline-block}.meta{opacity:.8;font-size:12px}.controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.videoWrap{margin-top:10px;border-radius:12px;overflow:hidden;border:1px solid #222;background:#000}video{width:100%;height:220px;object-fit:cover;display:block}