:root {
  --bg: #0c1118;
  --panel: #131d28;
  --panel-soft: #111925;
  --line: #2a3949;
  --ink: #e5edf6;
  --muted: #94a7ba;
  --accent: #f26a2c;
  --accent-soft: #ff9d70;
  --ok: #2bb673;
  --warn: #e0a40d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 700px at 8% -10%, #263648 0%, transparent 55%),
    radial-gradient(1000px 600px at 100% 0%, #2a1b12 0%, transparent 48%),
    var(--bg);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px 10px;
}

.brand { margin: 0; font-size: 1.45rem; letter-spacing: 0.02em; }
.subtitle { margin: 6px 0 0; color: var(--muted); }

.mode-pill {
  border: 1px solid #924f2f;
  background: linear-gradient(160deg, rgba(242,106,44,0.32), rgba(242,106,44,0.1));
  border-radius: 24px;
  padding: 12px 14px;
  min-width: 350px;
  font-size: 0.9rem;
  line-height: 1.35;
}

.nav {
  display: flex;
  gap: 8px;
  padding: 0 20px 12px;
  flex-wrap: wrap;
}

.nav-link {
  border: 1px solid var(--line);
  background: #101a24;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 12px;
  cursor: pointer;
}

.nav-link.active {
  border-color: #9b4d29;
  background: rgba(242,106,44,0.18);
  color: #ffe1d0;
}

.content {
  padding: 0 20px 24px;
  max-width: 1400px;
}

.view { display: none; }
.view.active { display: block; }

.panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel), var(--panel-soft));
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 14px;
}

.panel h2 { margin: 0 0 10px; font-size: 1.08rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.card-grid.compact { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #101925;
}

.card h3 { margin: 0 0 7px; font-size: 0.88rem; color: var(--muted); }
.card p { margin: 0; font-size: 1rem; }
.card p + p { margin-top: 8px; color: var(--muted); line-height: 1.45; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

label { color: var(--muted); font-size: 0.85rem; }
select, input {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0f1720;
  color: var(--ink);
  padding: 7px 8px;
}

input[type="range"] { width: 145px; padding: 0; }
.control-value { min-width: 56px; color: #cad6e4; font-size: 0.86rem; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th, td {
  border-bottom: 1px solid #2a3847;
  padding: 8px 7px;
  text-align: left;
  font-size: 0.84rem;
  vertical-align: top;
}

th { color: #a8bbce; font-weight: 600; }

.heatmap-table td { text-align: center; min-width: 90px; }
.heat-main { font-size: 0.86rem; font-weight: 700; }
.heat-sub { margin-top: 2px; color: #8fa4b9; font-size: 0.72rem; }

.heat-neg-strong { background: rgba(43, 182, 115, 0.36); }
.heat-neg-mild { background: rgba(43, 182, 115, 0.18); }
.heat-neutral { background: rgba(124, 140, 160, 0.16); }
.heat-pos-mild { background: rgba(242, 106, 44, 0.22); }
.heat-pos-strong { background: rgba(242, 106, 44, 0.40); }

#surface-canvas {
  width: 100%;
  max-width: 980px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0f141c;
  touch-action: none;
  cursor: grab;
}

#surface-canvas.dragging { cursor: grabbing; }

#telemetry-canvas {
  width: 100%;
  max-width: 980px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0f141c;
}

.state-bars {
  display: grid;
  gap: 8px;
}

.state-row {
  display: grid;
  grid-template-columns: 170px 1fr 66px;
  gap: 10px;
  align-items: center;
}

.state-label { color: var(--ink); text-transform: lowercase; }
.state-track {
  height: 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: #0f151d;
}
.state-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--ok), var(--accent));
}
.state-count { text-align: right; color: var(--muted); }

.tag {
  display: inline-block;
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 3px 8px;
  text-transform: uppercase;
  font-size: 0.71rem;
}
.tag.warn { border-color: #7f6225; background: rgba(224,164,13,0.16); color: #ffe5a9; }
.tag.ok { border-color: #266a4c; background: rgba(43,182,115,0.16); color: #c8ffe4; }
.tag.accent { border-color: #8a4627; background: rgba(242,106,44,0.17); color: #ffd5c2; }

.status-line { color: var(--muted); margin: 4px 0 0; }
.status-line.warn { color: var(--warn); }
.setup-list { margin: 0; padding-left: 20px; }
.setup-list li { margin-bottom: 6px; }

.footer {
  padding: 0 20px 20px;
  color: #8e9daf;
  font-size: 0.82rem;
}

@media (max-width: 860px) {
  .topbar { flex-direction: column; }
  .mode-pill { min-width: 0; width: 100%; }
}