:root {
  color-scheme: dark;
  --bg: #0b1020;
  --panel: #141b2d;
  --border: #24304a;
  --text: #e8eefc;
  --muted: #8fa0c5;
  --ok: #3ddc97;
  --bad: #ff6b6b;
  --accent: #5b8cff;
  --accent-dim: rgba(91, 140, 255, 0.15);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: radial-gradient(circle at top, #152040, var(--bg));
  color: var(--text);
  min-height: 100vh;
}
body.dashboard-page {
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.muted { color: var(--muted); }
.small { font-size: 0.78rem; }
.hidden { display: none !important; }

.topbar {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar.compact {
  padding: 10px 20px;
  flex-shrink: 0;
}
.topbar h1 { margin: 0 0 4px; font-size: 1.4rem; }
.topbar.compact h1 { font-size: 1.15rem; margin: 0; }
.topbar.compact p { margin: 2px 0 0; font-size: 0.78rem; }

button {
  background: var(--accent);
  color: white;
  border: 0;
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
  font: inherit;
}
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }

.layout {
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  padding: 0 20px 12px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 12px;
  align-items: stretch;
  flex: 1;
  min-height: 0;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
}
.card.compact { padding: 10px 12px; }

.sidebar {
  overflow: auto;
  min-height: 0;
}
.field-label { display: block; font-size: 0.75rem; color: var(--muted); margin-bottom: 4px; }
.rover-select {
  width: 100%;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0d1324;
  color: var(--text);
  font: inherit;
  margin-bottom: 8px;
}
.rover-status { margin: 0 0 8px; font-size: 0.8rem; }
.rover-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.rover-list li {
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  cursor: pointer;
  display: grid;
  gap: 2px;
}
.rover-list li:hover { border-color: var(--accent); }
.rover-list li.active { border-color: var(--accent); background: var(--accent-dim); }
.rover-list li strong { font-size: 0.9rem; }
.rover-list li span { font-size: 0.75rem; color: var(--muted); }
.rover-list li em { font-size: 0.7rem; font-style: normal; text-transform: uppercase; }
.rover-list li.online em { color: var(--ok); }
.rover-list li.offline em { color: var(--bad); }

.workspace.cockpit {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
  overflow: hidden;
}
.cockpit-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
  flex: 1;
}
.empty-panel { color: var(--muted); padding: 20px; }

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}
.panel-head.compact { padding: 10px 14px; }
.panel-head h2 { margin: 0; font-size: 1.05rem; }
.panel-head p { margin: 2px 0 0; font-size: 0.78rem; }

.badge {
  font-size: 0.72rem;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.badge.online { color: var(--ok); border-color: rgba(61, 220, 151, 0.4); }
.badge.offline { color: var(--bad); border-color: rgba(255, 107, 107, 0.4); }

.vision-card {
  flex: 1;
  min-height: 0;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
}
.vision-row {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 250px;
  gap: 12px;
  align-items: stretch;
}
.camera-panel {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.camera-frame {
  background: #0d1324;
  border: 1px solid var(--border);
  border-radius: 10px;
  flex: 1;
  width: 100%;
  min-height: 420px;
  max-height: min(calc(100vh - 210px), 520px);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.camera-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.camera-placeholder { font-size: 0.78rem; padding: 8px; text-align: center; }
.camera-panel .small { margin: 4px 0 0; flex-shrink: 0; }

.lidar-panel {
  display: flex;
  flex-direction: column;
  gap: 4px;
  justify-content: center;
  align-items: center;
  min-height: 0;
}
.lidar-arc {
  width: 100%;
  max-width: 260px;
  height: auto;
  max-height: min(calc(100vh - 210px), 300px);
  display: block;
}
.lidar-sector {
  transition: fill 0.15s ease, opacity 0.15s ease;
}
.lidar-sector.level-0 { fill: rgba(42, 53, 80, 0.55); }
.lidar-sector.level-1 { fill: rgba(230, 200, 74, 0.85); }
.lidar-sector.level-2 { fill: rgba(255, 159, 67, 0.92); }
.lidar-sector.level-3 { fill: rgba(255, 107, 107, 0.95); filter: drop-shadow(0 0 4px rgba(255,107,107,0.45)); }

.sensors-compact { flex-shrink: 0; padding: 8px 10px; }
.telemetry-grid.compact {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 6px;
}
.t-item {
  background: #0d1324;
  border-radius: 8px;
  padding: 6px 8px;
  display: grid;
  gap: 2px;
}
.t-item span { font-size: 0.62rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.03em; }
.t-item strong { font-size: 0.82rem; }

.mode-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0d1324;
  border: 1px solid var(--border);
  color: var(--text);
}
.mode-btn.active {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: #fff;
}

.controls-card.slim {
  flex-shrink: 0;
  padding: 6px 10px;
}
.controls-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  min-height: 44px;
}
.mode-toggle.slim { display: flex; gap: 6px; flex-shrink: 0; }
.mode-btn.slim {
  flex: 0 0 auto;
  flex-direction: row;
  min-width: 0;
  gap: 6px;
  padding: 5px 10px;
  font-size: 0.78rem;
}
.mode-btn.slim svg { width: 16px; height: 16px; }
.mode-btn.slim span { white-space: nowrap; }

.joystick-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
button.btn-sm {
  padding: 5px 12px;
  font-size: 0.78rem;
  border-radius: 8px;
}
.drive-pad.slim {
  display: grid;
  gap: 2px;
  justify-items: center;
}
.drive-pad.slim button {
  width: 28px;
  height: 28px;
  padding: 0;
  font-size: 0.72rem;
  border-radius: 6px;
}
.drive-row { display: flex; gap: 2px; }
.gamepad-hint {
  margin: 0;
  font-size: 0.72rem;
  flex: 1;
  min-width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.auto-stub {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.auth-page { display: grid; place-items: center; min-height: 100vh; }
.auth-card { width: min(420px, 92vw); }
.auth-card h1 { margin-top: 0; }
label { display: block; margin-bottom: 14px; }
input {
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0d1324;
  color: var(--text);
}
.error { color: var(--bad); }

@media (max-width: 980px) {
  body.dashboard-page { height: auto; overflow: auto; }
  .layout { grid-template-columns: 1fr; }
  .telemetry-grid.compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .vision-row { grid-template-columns: 1fr; }
  .camera-frame { max-height: 280px; min-height: 200px; }
  .lidar-arc { max-height: 180px; }
}