.stage-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 8px; }
.stage-card { border: 1px solid rgba(79, 70, 229, 0.25); border-left: 3px solid #4f46e5; border-radius: 6px; padding: 8px 10px; background: rgba(79, 70, 229, 0.05); display: flex; flex-direction: column; gap: 4px; max-height: 148px; overflow-y: auto; }
.stage-label { font-size: 12px; font-weight: 600; color: #1e293b; white-space: normal; }
.stage-gain { font-size: 12px; color: #1d4ed8; }
.stage-power { font-size: 11px; color: #475569; }
.term-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px,1fr)); gap: 6px; margin-top: 6px; }
.term { display: flex; justify-content: space-between; border-bottom: 1px dashed #cbd5f5; padding: 4px 0; font-size: 12px; color: #1e293b; }
#canvasGuide { background: #f1f5f9; border: 1px solid #e2e8f0; border-radius: 6px; padding: 6px 10px; font-size: 12px; color: #334155; margin-bottom: 8px; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif; color: #0f172a; background: #f8fafc; height: 100vh; display: flex; flex-direction: column; }
.toolbar { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; background: #0f172a; color: #e2e8f0; position: relative; }
.toolbar .brand { font-weight: 700; }
.toolbar .controls label { margin-right: 12px; font-size: 14px; }
.toolbar input, .toolbar select, .toolbar button { margin-left: 6px; }
.config-toggle { display: none; background: #2563eb; color: white; border: none; border-radius: 4px; padding: 6px 12px; font-size: 12px; cursor: pointer; }
.layout { display: grid; grid-template-columns: 280px 1.6fr 320px; gap: 8px; padding: 8px; flex: 1 1 auto; overflow: hidden; }
.sidebar { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px; display: flex; flex-direction: column; overflow: hidden; }
.sidebar.left { overflow-y: auto; }
.sidebar.right { overflow: hidden; display: flex; flex-direction: column; gap: 8px; }
.props-section { flex: 1 1 auto; display: flex; flex-direction: column; gap: 8px; overflow: hidden; }

.tab-container { flex: 1 1 auto; display: flex; flex-direction: column; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; }
.tab-header { display: flex; gap: 6px; padding: 6px; background: #f1f5f9; border-bottom: 1px solid #e2e8f0; }
.tab-button { flex: 1 1 auto; border: none; background: transparent; padding: 6px 8px; border-radius: 6px; font-size: 12px; font-weight: 600; color: #475569; cursor: pointer; transition: background 0.2s ease, color 0.2s ease; }
.tab-button:hover { background: rgba(59,130,246,0.12); color: #1d4ed8; }
.tab-button.active { background: #ffffff; color: #1f2937; box-shadow: 0 1px 2px rgba(15,23,42,0.08); }
.tab-panels { flex: 1 1 auto; padding: 10px; display: flex; overflow: hidden; }
.tab-panel { display: none; flex-direction: column; gap: 10px; flex: 1 1 auto; overflow-y: auto; }
.tab-panel.active { display: flex; }
.tab-section { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px; overflow-y: auto; }

#inspector { flex: 1 1 auto; overflow-y: auto; }
#maxReachExplain { flex: none; max-height: 260px; overflow-y: auto; }
.canvas { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; display: flex; flex-direction: column; padding: 8px; overflow: hidden; }
/* HTML Canvas Styles */
.canvas-container { 
  width: 100%; 
  flex: 1 1 auto; 
  min-height: 560px; 
  overflow: auto;
  position: relative;
}

.canvas-content {
  display: grid;
  grid-template-columns: 240px 1fr 240px;
  gap: 20px;
  height: 100%;
  padding: 20px;
  align-items: start;
}

.column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.column-title {
  margin: 0 0 12px 0;
  font-size: 15px;
  font-weight: 700;
  color: #2563eb;
  text-align: center;
}

.rx-column .column-title {
  color: #0f766e;
}

.groups-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.group {
  background: rgba(59,130,246,0.06);
  border: 1px solid rgba(59,130,246,0.35);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.rx-column .group {
  background: rgba(20,184,166,0.08);
  border-color: rgba(13,148,136,0.35);
}

.group-header {
  padding: 12px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background-color 0.2s ease;
  border-bottom: 1px solid transparent;
}

.group-header:hover {
  background: rgba(59,130,246,0.1);
}

.rx-column .group-header:hover {
  background: rgba(20,184,166,0.1);
}

.group.expanded .group-header {
  border-bottom-color: rgba(59,130,246,0.2);
}

.rx-column .group.expanded .group-header {
  border-bottom-color: rgba(13,148,136,0.2);
}

.group-arrow {
  font-size: 12px;
  color: #475569;
  transition: transform 0.2s ease;
  min-width: 12px;
}

.group.expanded .group-arrow {
  transform: rotate(90deg);
}

.group-title {
  flex: 1;
  font-size: 12px;
  font-weight: 600;
  color: #1e293b;
}

.group-total {
  text-align: right;
  font-size: 12px;
  font-weight: 600;
}

.group-total.positive {
  color: #15803d;
}

.group-total.negative {
  color: #b91c1c;
}

.group-power {
  font-size: 10px;
  color: #475569;
  margin-top: 2px;
}

.group-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.group.expanded .group-content {
  max-height: 1000px;
}

.components-list {
  padding: 8px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.component {
  background: #ffffff;
  border: 1px solid rgba(59,130,246,0.4);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}
.component.highlighted {
  border-color: rgba(59,130,246,0.8);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.25);
}

.rx-column .component {
  border-color: rgba(20,184,166,0.4);
}

.component:hover {
  background: #f8fafc;
  border-color: rgba(59,130,246,0.6);
}

.rx-column .component:hover {
  border-color: rgba(20,184,166,0.6);
}

.component.selected {
  background: #eef2ff;
  border-color: #6366f1;
}

.rx-column .component.selected {
  background: #f0fdfa;
  border-color: #10b981;
}

.component-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.component-arrow {
  font-size: 10px;
  color: #475569;
  transition: transform 0.2s ease;
  min-width: 10px;
}

.component.expanded .component-arrow {
  transform: rotate(90deg);
}

.component-title {
  flex: 1;
  font-size: 11px;
  font-weight: 600;
  color: #1e293b;
}

.component-gain {
  font-size: 11px;
  font-weight: 600;
}

.component-gain.positive {
  color: #15803d;
}

.component-gain.negative {
  color: #b91c1c;
}

.component-power {
  font-size: 9px;
  color: #475569;
  margin-top: 2px;
}

.component-details {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  margin-top: 8px;
}

.component.expanded .component-details {
  max-height: 200px;
}

.component-meta {
  font-size: 10px;
  color: #64748b;
  line-height: 1.3;
  padding: 8px;
  background: #f8fafc;
  border-radius: 4px;
}

/* Channel specific styles */
.channel-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
}

.beam-visual {
  width: 100%;
  max-width: 400px;
  height: 200px;
  margin-bottom: 8px;
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 12px;
  background: rgba(59,130,246,0.08);
  display: none;
  overflow: auto;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.beam-visual.alignment-unlocked {
  border-color: rgba(239,68,68,0.55);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.beam-readout {
  font-size: 12px;
  color: #334155;
  text-align: right;
  margin-bottom: 12px;
}

.beam-readout.low-capture {
  color: #b91c1c;
  font-weight: 600;
}

.channel-effects {
  background: #fde1d2;
  border: 1px solid rgba(217,119,6,0.3);
  border-radius: 18px;
  padding: 20px;
  width: 100%;
  max-width: 400px;
  margin-top: var(--channel-offset, 0px);
}

.channel-title {
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: #b45309;
  margin-bottom: 16px;
}

.channel-effect {
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(217,119,6,0.35);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.channel-effect:last-child {
  margin-bottom: 0;
}

.effect-label {
  font-size: 12px;
  color: #0f172a;
}

.effect-gain {
  font-size: 12px;
  font-weight: 600;
}

.effect-gain.positive {
  color: #15803d;
}

.effect-gain.negative {
  color: #b91c1c;
}

.effect-power {
  font-size: 10px;
  color: #475569;
  margin-top: 2px;
}
.metrics { display: none; }
#kpis { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px; overflow-y: auto; max-height: none; }
#kpis h4 { margin: 0 0 6px; font-size: 13px; color: #0f172a; }
.kpi-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 4px; }
.kpi-row { display: flex; justify-content: space-between; font-size: 12px; padding: 2px 0; border-bottom: 1px dashed #e2e8f0; color: #1e293b; }
.kpi-row span:last-child { font-weight: 600; }
.plots { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px; }
.plot-card { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px; display: flex; flex-direction: column; }
.plot-card h4 { margin: 0 0 6px; font-size: 13px; color: #0f172a; }
.plot-area { flex: 1 1 auto; min-height: 140px; overflow: hidden; }
.summary-panel { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 8px; font-size: 13px; color: #1e293b; overflow-y: auto; max-height: 260px; }
.summary-panel h4 { margin: 0 0 6px; font-size: 13px; color: #0f172a; }
.stage-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.stage-table th, .stage-table td { padding: 4px 6px; border-bottom: 1px solid #e2e8f0; text-align: left; }
.stage-table th { background: #f8fafc; font-weight: 600; }
.stage-table tr:last-child td { border-bottom: none; }
#warnings { display: flex; flex-direction: column; gap: 6px; max-height: 120px; overflow-y: auto; }
#maxReachExplain { flex: none; }
.warning { color: #b45309; background: #fffbeb; border: 1px solid #fbbf24; padding: 6px 8px; border-radius: 4px; font-size: 13px; }
.no-reach { color: #b91c1c; font-weight: 600; }
/* UI polish */
.toolbar label { margin-right: 10px; display: inline-flex; align-items: center; gap: 6px; }
.sidebar h4 { margin: 6px 0; font-size: 13px; color: #334155; text-transform: uppercase; letter-spacing: 0.04em; }
.category-group { margin-bottom: 12px; }
.category-title { font-size: 13px; font-weight: 600; color: #1e293b; margin: 8px 0 4px; }
.subcategory-title { font-size: 12px; font-weight: 500; color: #475569; margin: 6px 0 4px; padding-left: 8px; }
.part-group { margin-left: 16px; border-left: 1px solid #e2e8f0; padding-left: 12px; }
.part { padding: 4px 6px; border: 1px solid #e2e8f0; border-radius: 4px; margin: 4px 0; cursor: pointer; font-size: 13px; display: flex; justify-content: space-between; align-items: center; }
.part .id { font-weight: 500; }
.part .subtitle { font-size: 11px; color: #64748b; }
.part-tooltip { font-size: 11px; color: #475569; margin-top: 2px; }
.part:hover { background: #f1f5f9; }
.part.selected { background: #eef2ff; border-color: #6366f1; }
.part.incompatible { opacity: 0.45; cursor: not-allowed; }
.props-section .card-content { max-height: 96px; overflow-y: auto; }
.card-content { font-size: 11px; color: #1e293b; line-height: 1.4; display: flex; flex-direction: column; height: 100%; }
.card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 6px; }
.card-title { font-weight: 600; word-break: break-word; }
.card-gains { text-align: right; font-size: 11px; min-width: 70px; }
.card-gains .gain { color: #b91c1c; }
.card-gains .gain.positive { color: #15803d; }
.card-gains .power { font-size: 10px; color: #475569; }
.card-body { margin-top: 4px; font-size: 10px; color: #64748b; }
.channel-layer { pointer-events: none; }
.channel-panel { background: rgba(217,119,6,0.08); border: 1px solid rgba(217,119,6,0.35); border-radius: 16px; padding: 12px; }
.channel-card { background: rgba(255,255,255,0.92); border: 1px solid rgba(217,119,6,0.35); border-radius: 10px; padding: 10px; backdrop-filter: blur(2px); }
.receiver-lens-label { font-size: 11px; fill: #0f766e; }

.beam-controls {
  width: 100%;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-bottom: 8px;
  gap: 6px;
}

.beam-controls button {
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.beam-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #475569;
}

.beam-controls button:hover {
  background: #1d4ed8;
}

.beam-controls button.active {
  background: #0f766e;
}

/* Mobile Styles */
@media (max-width: 768px) {
  .layout {
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 0;
  }

  /* Hide desktop layout on mobile */
  .desktop-only {
    display: none !important;
  }

  /* Show mobile sections */
  .mobile-section {
    display: block;
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    padding: 12px;
  }

  .section-title {
    margin: 0 0 12px 0;
    font-size: 16px;
    font-weight: 700;
    color: #2563eb;
    text-align: center;
  }

  /* Toolbar mobile behavior */
  .config-toggle {
    display: block;
  }

  .toolbar {
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .toolbar .controls {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 12px;
    background: #0f172a;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    z-index: 100;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .toolbar.show-controls .controls {
    display: flex;
  }

  .toolbar .controls label {
    width: 100%;
    margin-bottom: 8px;
    font-size: 12px;
  }

  .toolbar .controls input,
  .toolbar .controls select {
    width: 100%;
    margin-left: 0;
    margin-bottom: 8px;
    padding: 4px 8px;
    font-size: 12px;
  }

  .toolbar .controls button {
    width: 100%;
    margin-left: 0;
    margin-bottom: 8px;
    padding: 6px 12px;
    font-size: 12px;
  }

  /* Mobile beam visual */
  .mobile-section .beam-visual {
    width: 100%;
    max-width: none;
    height: 200px;
    margin-bottom: 8px;
    display: block !important;
  }

  .mobile-section .beam-controls {
    justify-content: center;
    margin: 8px 0;
  }

  .mobile-section .beam-readout {
    text-align: center;
    font-size: 14px;
    margin: 8px 0;
  }

  /* Mobile groups container */
  .mobile-section .groups-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  /* Mobile parts list */
  .mobile-section #mobileSearchParts {
    width: 100%;
    margin-bottom: 8px;
    padding: 6px 8px;
    font-size: 12px;
  }

  .mobile-section #mobilePartsList {
    max-height: 200px;
    overflow-y: auto;
  }

  /* Mobile summary panel */
  .mobile-section .summary-panel {
    max-height: 300px;
    overflow-y: auto;
    font-size: 12px;
  }

  /* Ensure mobile layout is scrollable */
  body {
    overflow-x: hidden;
    overflow-y: auto;
  }

  .layout {
    min-height: 100vh;
    overflow-y: auto;
  }

  /* Mobile sections should be scrollable */
  .mobile-section {
    overflow: visible;
  }
}

/* Mobile sections will be shown by media query */

/* Desktop Styles */
@media (min-width: 769px) {
  .mobile-section {
    display: none !important;
  }
  
  .config-toggle {
    display: none !important;
  }
}