:root {
  --glass-bg: rgba(18, 26, 36, 0.55);
  --glass-border: rgba(255, 255, 255, 0.12);
  --text-main: #eaf2f8;
  --text-dim: #9fb3c4;
  --accent: #57c7ff;
  --accent-warm: #ffb454;
  --danger: #ff5c5c;
  --ok: #58e08a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #06121c;
  color: var(--text-main);
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
}

#scene-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.panel {
  position: fixed;
  top: 16px;
  bottom: 16px;
  width: 320px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 18px 18px 28px;
  border-radius: 16px;
  z-index: 10;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.25) transparent;
}

.panel::-webkit-scrollbar { width: 6px; }
.panel::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 4px; }

.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

#left-panel { left: 16px; }
#right-panel { right: 16px; }

.panel-title {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 14px;
  letter-spacing: 0.02em;
  color: var(--text-main);
}

.group {
  margin-top: 6px;
  margin-bottom: 18px;
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.group:first-of-type { border-top: none; padding-top: 0; }

.group h2 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin: 0 0 10px;
  font-weight: 600;
}

.field { margin-bottom: 12px; }
.field label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 12.5px;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.field .unit { color: var(--text-main); font-variant-numeric: tabular-nums; }

select, input[type="range"] { width: 100%; }

select {
  background: rgba(255,255,255,0.06);
  color: var(--text-main);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 7px 8px;
  font-size: 13px;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 50%, rgba(255,255,255,0.15) 50%);
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--text-main);
  border: 2px solid var(--accent);
  cursor: pointer;
  margin-top: -0.5px;
}
input[type="range"]::-moz-range-thumb {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--text-main);
  border: 2px solid var(--accent);
  cursor: pointer;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding: 3px 0;
  color: var(--text-dim);
}
.metric-row span:last-child {
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

.foil-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
  font-size: 12px;
}
.foil-table th, .foil-table td {
  text-align: right;
  padding: 4px 3px;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}
.foil-table th:first-child, .foil-table td:first-child { text-align: left; }
.foil-table th {
  border-bottom: 1px solid rgba(255,255,255,0.12);
  color: var(--text-main);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.05em;
}
.foil-table td { color: var(--text-main); }

.stall-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.03em;
  background: var(--danger);
  color: #200;
}

.banner {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 20;
  padding: 10px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 500;
  background: rgba(30, 40, 52, 0.9);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text-main);
  max-width: 640px;
  text-align: center;
}
.banner.warn {
  background: linear-gradient(90deg, rgba(255,92,92,0.92), rgba(255,150,60,0.92));
  color: #221000;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 0 0 3px rgba(255,92,92,0.25), 0 8px 24px rgba(0,0,0,0.4);
  animation: pulse-warn 1.6s ease-in-out infinite;
}
.banner-icon { font-size: 18px; }

@keyframes pulse-warn {
  0%, 100% { box-shadow: 0 0 0 3px rgba(255,92,92,0.25), 0 8px 24px rgba(0,0,0,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(255,92,92,0.08), 0 8px 24px rgba(0,0,0,0.4); }
}

.hidden { display: none !important; }

@media (max-width: 900px) {
  .panel { width: 260px; }
}