:root {
  --chassis-cream: #ece3d2;
  --chassis-border: #c9bca5;
  --chassis-shadow: #1b1916;
  --panel-dark: #22201e;
  --panel-charcoal: #2c2926;
  --oled-bg: #0c1210;
  --oled-cyan: #48f5c8;
  --oled-amber: #ffb84d;
  --accent-orange: #e05a2b;
  --accent-gold: #d99b26;
  --accent-blue: #3888b5;
  --accent-purple: #8c52b5;
  --text-dark: #2a2520;
  --text-light: #f3ede2;
  --text-muted: #9e9589;
  --brass-gold: #d4af37;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
}

body {
  background: radial-gradient(circle at 50% 25%, #2b2723 0%, #12100e 100%);
  color: var(--text-light);
  font-family: 'Space Grotesk', sans-serif;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 14px;
}

.app-shell {
  width: 100%;
  max-width: 1380px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Top Bar */
.top-bar {
  background: var(--panel-dark);
  border: 2px solid #3c3732;
  border-radius: 14px;
  padding: 10px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
}

.brand-badge {
  display: flex;
  flex-direction: column;
}

.brand-series {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
}

.brand-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: var(--chassis-cream);
}

.model-tag {
  font-size: 0.85rem;
  background: var(--accent-orange);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  vertical-align: middle;
  margin-left: 6px;
}

.midi-status-panel {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.midi-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #151412;
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid #38332e;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
}

.led-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d94343;
  box-shadow: 0 0 6px #d94343;
  transition: all 0.2s ease;
}

.led-dot.connected {
  background: #3be884;
  box-shadow: 0 0 10px #3be884;
}

.led-dot.activity {
  background: #ffbf36;
  box-shadow: 0 0 14px #ffbf36;
  transform: scale(1.2);
}

.midi-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hardware-select {
  background: #1a1816;
  color: var(--chassis-cream);
  border: 1px solid #4a433c;
  border-radius: 6px;
  padding: 6px 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  cursor: pointer;
}

.hw-btn {
  background: linear-gradient(180deg, #3e3832 0%, #292521 100%);
  color: var(--chassis-cream);
  border: 1px solid #595046;
  border-radius: 6px;
  padding: 7px 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s ease;
}

.hw-btn:hover {
  border-color: var(--accent-gold);
  color: #fff;
}

.hw-btn.learning {
  background: var(--accent-orange);
  border-color: #ff9c7a;
  color: #fff;
  animation: pulseGlow 1s infinite alternate;
}

@keyframes pulseGlow {
  from { box-shadow: 0 0 4px var(--accent-orange); }
  to { box-shadow: 0 0 16px var(--accent-orange); }
}

/* Main Vintage Omnichord Chassis */
.omnichord-chassis {
  background: linear-gradient(145deg, #f0e7d8 0%, #dfd3be 100%);
  border: 4px solid #b5a68e;
  border-radius: 26px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 295px;
  gap: 20px;
  box-shadow:
    0 22px 50px rgba(0, 0, 0, 0.65),
    inset 0 2px 4px rgba(255, 255, 255, 0.7),
    inset 0 -6px 12px rgba(120, 102, 78, 0.35);
  color: var(--text-dark);
}

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

/* Upper Console: OLED + Knobs/Sliders */
.upper-console {
  display: grid;
  grid-template-columns: 310px 1fr;
  gap: 16px;
}

.oled-display {
  background: var(--oled-bg);
  border: 3px solid #3a352f;
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: inset 0 0 18px rgba(0, 0, 0, 0.9);
  color: var(--oled-cyan);
}

.oled-top-row {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--oled-amber);
}

.oled-main-chord {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 6px 0;
}

.chord-symbol {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--oled-cyan);
  text-shadow: 0 0 12px rgba(72, 245, 200, 0.5);
  min-width: 95px;
}

.chord-full-name {
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}

.chord-notes-list {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: #8ce6ce;
  margin-top: 2px;
}

#waveformCanvas {
  width: 100%;
  height: 44px;
  background: rgba(72, 245, 200, 0.04);
  border-radius: 6px;
}

/* Synth Parameters Panel */
.synth-knobs-panel {
  background: var(--panel-charcoal);
  border: 2px solid #453f39;
  border-radius: 14px;
  padding: 12px 16px;
  color: var(--text-light);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-gold);
}

.chord-hold-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
}

.chord-hold-toggle input {
  accent-color: var(--accent-orange);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.sliders-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px 16px;
}

.slider-control {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.slider-control label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  color: #bfb5a8;
}

.slider-control input[type="range"] {
  width: 100%;
  accent-color: var(--accent-orange);
  cursor: pointer;
  height: 6px;
}

.slider-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--oled-amber);
  align-self: flex-end;
}

/* Chord Matrix Section */
.chord-matrix-section {
  background: var(--panel-charcoal);
  border: 2px solid #453f39;
  border-radius: 14px;
  padding: 14px 16px;
  color: var(--text-light);
}

.section-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 8px;
}

.section-hint {
  font-size: 0.73rem;
  color: var(--text-muted);
}

.chord-matrix-container {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 8px;
  align-items: stretch;
}

.matrix-row-labels {
  display: grid;
  grid-template-rows: repeat(4, 1fr);
  gap: 6px;
}

.row-label {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.66rem;
  font-weight: 700;
  border-radius: 6px;
  padding: 4px;
}

.major-label { background: rgba(224, 90, 43, 0.22); color: #ff946b; border: 1px solid #e05a2b; }
.minor-label { background: rgba(217, 155, 38, 0.22); color: #ffd06b; border: 1px solid #d99b26; }
.seventh-label { background: rgba(56, 136, 181, 0.22); color: #7bcdf7; border: 1px solid #3888b5; }
.maj7-label { background: rgba(140, 82, 181, 0.22); color: #d59df7; border: 1px solid #8c52b5; }

.chord-matrix-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(4, 38px);
  gap: 6px;
}

.chord-btn {
  border: 1px solid #524b44;
  border-radius: 6px;
  background: linear-gradient(180deg, #3c3732 0%, #2a2623 100%);
  color: var(--chassis-cream);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.1s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 0 #161412;
}

.chord-btn:hover {
  transform: translateY(-1px);
  border-color: #9e9183;
}

.chord-btn.type-major { border-top: 3px solid var(--accent-orange); }
.chord-btn.type-minor { border-top: 3px solid var(--accent-gold); }
.chord-btn.type-seventh { border-top: 3px solid var(--accent-blue); }
.chord-btn.type-maj7 { border-top: 3px solid var(--accent-purple); }

.chord-btn.active {
  background: var(--accent-orange);
  color: #fff;
  border-color: #fff;
  box-shadow: 0 0 14px rgba(224, 90, 43, 0.85);
  transform: translateY(1px);
}

/* Arturia MiniLab Companion Section */
.minilab-companion-section {
  background: var(--panel-charcoal);
  border: 2px solid #453f39;
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.header-with-Action {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.pad-channel-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.73rem;
  color: #ccc2b4;
  cursor: pointer;
}

.minilab-pads-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
}

.minilab-pad {
  background: #1b1917;
  border: 2px solid #4a433d;
  border-radius: 10px;
  padding: 10px 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  cursor: pointer;
  transition: all 0.12s ease;
  position: relative;
}

.minilab-pad:hover {
  border-color: var(--oled-cyan);
}

.minilab-pad.active {
  background: rgba(72, 245, 200, 0.16);
  border-color: var(--oled-cyan);
  box-shadow: 0 0 14px rgba(72, 245, 200, 0.45);
}

.minilab-pad.assign-waiting {
  border-color: var(--accent-orange);
  animation: pulseGlow 0.8s infinite alternate;
}

.pad-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  color: #8c8277;
}

.pad-chord-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
}

.pad-midi-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  color: var(--oled-amber);
}

/* Visual 25-key MiniLab Keyboard */
.keyboard-feedback-bar {
  background: #181614;
  border: 1px solid #38332e;
  border-radius: 10px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kb-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: #a69c90;
}

.kb-notes-readout {
  color: var(--oled-cyan);
  font-weight: 600;
}

.mini-keyboard {
  display: flex;
  height: 36px;
  gap: 2px;
}

.mini-key {
  flex: 1;
  border-radius: 0 0 4px 4px;
  background: #e6dfd5;
  border: 1px solid #403a34;
  cursor: pointer;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 2px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem;
  color: #3d3630;
  transition: background 0.08s;
}

.mini-key.black-key {
  background: #2b2724;
  color: #9e9488;
  height: 76%;
}

.mini-key.held {
  background: var(--oled-cyan) !important;
  color: #000 !important;
  box-shadow: 0 0 8px var(--oled-cyan);
}

/* Right Side: Iconic Vertical SONIC STRINGS Strumplate */
.strumplate-housing {
  background: var(--panel-dark);
  border: 3px solid #3f3933;
  border-radius: 20px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  color: var(--text-light);
  box-shadow: inset 0 0 24px rgba(0, 0, 0, 0.8);
}

.strumplate-header {
  text-align: center;
}

.strum-title {
  display: block;
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: var(--accent-gold);
}

.strum-subtitle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  color: #9e9488;
}

.strumplate-surface {
  position: relative;
  flex: 1;
  min-height: 410px;
  background: linear-gradient(180deg, #f5ecdc 0%, #e6d8c0 50%, #f5ecdc 100%);
  border: 4px solid #8c785c;
  border-radius: 16px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: ns-resize;
  overflow: hidden;
  box-shadow: inset 0 0 16px rgba(60, 45, 25, 0.35);
  touch-action: none;
}

.sonic-strings-list {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  gap: 4px;
  z-index: 2;
}

.sonic-string-row {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(196, 152, 71, 0.2) 0%, rgba(212, 175, 55, 0.45) 50%, rgba(196, 152, 71, 0.2) 100%);
  border-top: 2px solid #b58e3e;
  border-bottom: 1px solid rgba(110, 82, 28, 0.35);
  transition: transform 0.08s ease, background 0.12s ease, box-shadow 0.12s ease;
}

.sonic-string-row .string-idx {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  color: #6b5839;
  font-weight: 700;
}

.sonic-string-row .string-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  font-weight: 700;
  color: #2e2415;
}

.sonic-string-row.plucked {
  background: linear-gradient(90deg, #ff7733 0%, #ffd24d 50%, #ff7733 100%);
  border-top-color: #fff;
  box-shadow: 0 0 16px rgba(255, 136, 0, 0.9);
  transform: scaleX(1.02);
}

.touch-cursor-indicator {
  position: absolute;
  left: 0;
  right: 0;
  height: 8px;
  background: rgba(72, 245, 200, 0.75);
  box-shadow: 0 0 14px var(--oled-cyan);
  pointer-events: none;
  z-index: 3;
  top: 50%;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.touch-cursor-indicator.visible {
  opacity: 1;
}

.strumplate-footer {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.strip-meter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  color: #bfb5a8;
}

.strip-progress-track {
  flex: 1;
  height: 7px;
  background: #141210;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #3c3630;
}

.strip-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-orange), var(--oled-cyan));
  transition: width 0.04s linear;
}

.strum-demo-btn {
  width: 100%;
  padding: 9px;
  background: linear-gradient(180deg, var(--accent-orange) 0%, #b8431b 100%);
  border-color: #ff946b;
  color: #fff;
}

.catalog-btn {
  background: linear-gradient(180deg, #226b58 0%, #154538 100%);
  border-color: var(--oled-cyan);
  color: var(--oled-cyan);
}

.catalog-btn:hover {
  background: var(--oled-cyan);
  color: #0b1411;
}

/* Devices Hub & Max for Live Downloads Section */
.devices-hub-section {
  background: var(--panel-dark);
  border: 2px solid #3c3732;
  border-radius: 18px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  margin-top: 6px;
}

.hub-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  border-bottom: 1px solid #38332e;
  padding-bottom: 12px;
}

.hub-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.05rem;
  color: var(--chassis-cream);
  margin-top: 3px;
}

.github-link-btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.devices-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 16px;
}

.device-card {
  background: var(--panel-charcoal);
  border: 2px solid #474039;
  border-radius: 14px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.active-device-card {
  border-color: var(--accent-gold);
}

.upcoming-device-card {
  opacity: 0.78;
  border-style: dashed;
}

.device-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
}

.badge-m4l {
  background: rgba(224, 90, 43, 0.2);
  color: #ff9c7a;
  border: 1px solid var(--accent-orange);
}

.badge-web {
  background: rgba(72, 245, 200, 0.15);
  color: var(--oled-cyan);
  border: 1px solid var(--oled-cyan);
}

.badge-soon {
  background: rgba(217, 155, 38, 0.15);
  color: var(--oled-amber);
  border: 1px solid var(--accent-gold);
}

.device-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: #fff;
  margin-bottom: 8px;
}

.device-desc {
  font-size: 0.84rem;
  line-height: 1.48;
  color: #d6cdc2;
  margin-bottom: 10px;
}

.device-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: #bfb5a8;
}

.device-features-list li::before {
  content: "• ";
  color: var(--oled-cyan);
  font-weight: bold;
}

.device-card-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.download-btn {
  text-decoration: none;
  text-align: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  border-radius: 8px;
  transition: all 0.15s ease;
}

.primary-dl {
  background: linear-gradient(180deg, var(--accent-orange) 0%, #b8431b 100%);
  color: #fff;
  padding: 10px 14px;
  font-size: 0.85rem;
  border: 1px solid #ff946b;
}

.primary-dl:hover {
  filter: brightness(1.12);
  box-shadow: 0 0 14px rgba(224, 90, 43, 0.6);
}

.secondary-dl-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.secondary-dl {
  background: #1c1a17;
  color: var(--chassis-cream);
  border: 1px solid #524a42;
  padding: 7px 8px;
  font-size: 0.74rem;
}

.secondary-dl:hover {
  border-color: var(--oled-cyan);
  color: var(--oled-cyan);
}

.coming-soon-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: var(--text-muted);
}

.hidden-view {
  display: none !important;
}

/* Top Device Switcher Tabs */
.device-switcher-tabs {
  display: flex;
  background: #141311;
  padding: 4px;
  border-radius: 10px;
  border: 1px solid #3c3630;
  gap: 6px;
}

.tab-btn {
  background: transparent;
  color: #a89f93;
  border: none;
  border-radius: 7px;
  padding: 7px 14px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.74rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tab-btn:hover {
  color: #fff;
}

.tab-btn.active {
  background: linear-gradient(180deg, var(--accent-orange) 0%, #b8431b 100%);
  color: #fff;
  box-shadow: 0 2px 10px rgba(224, 90, 43, 0.45);
}

/* SPATIAL-LAB 3D Chassis */
.spatial3d-chassis {
  background: linear-gradient(145deg, #1b2028 0%, #12151b 100%);
  border: 4px solid #36404f;
  border-radius: 26px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 370px;
  gap: 20px;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.75);
  color: var(--text-light);
}

.spatial-stage-panel {
  background: #161920;
  border: 2px solid #2b3340;
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.spatial-play-btn {
  background: linear-gradient(180deg, #1f8a68 0%, #145e46 100%);
  border-color: var(--oled-cyan);
  color: #fff;
  padding: 8px 16px;
}

.spatial-play-btn.playing {
  background: linear-gradient(180deg, var(--accent-orange) 0%, #a83814 100%);
  border-color: #ff9c7a;
}

.spatial-canvases-row {
  display: grid;
  grid-template-columns: 1fr 92px;
  gap: 14px;
  align-items: stretch;
}

.radar-canvas-wrap {
  position: relative;
  background: radial-gradient(circle at 50% 50%, #152229 0%, #090d11 100%);
  border: 2px solid #2d3e4a;
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

#spatialRadarCanvas {
  width: 100%;
  height: auto;
  max-height: 430px;
  cursor: grab;
  touch-action: none;
}

#spatialRadarCanvas:active {
  cursor: grabbing;
}

.radar-overlay-Readout {
  position: absolute;
  bottom: 10px;
  left: 14px;
  background: rgba(9, 13, 17, 0.85);
  border: 1px solid #2e4452;
  padding: 5px 10px;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--oled-cyan);
  pointer-events: none;
}

.elevation-column {
  background: #10141a;
  border: 2px solid #2a3340;
  border-radius: 14px;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.elev-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.62rem;
  text-align: center;
  color: var(--oled-amber);
}

.elev-slider-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 0;
}

#spatialYSlider {
  writing-mode: vertical-lr;
  direction: rtl;
  height: 290px;
  accent-color: var(--oled-cyan);
  cursor: ns-resize;
}

.elev-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--oled-cyan);
}

.spatial-pads-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.spatial-pads-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
}

.spatial-inspector-panel {
  background: #161920;
  border: 2px solid #2b3340;
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.inspector-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sources-selector-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.source-item-card {
  background: #101318;
  border: 2px solid #2c3442;
  border-radius: 10px;
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.12s ease;
}

.source-item-card.selected {
  border-color: var(--oled-cyan);
  background: rgba(72, 245, 200, 0.08);
}

.source-left-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.source-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.source-item-title {
  font-weight: 700;
  font-size: 0.85rem;
}

.source-coords-mini {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: #9ba5b5;
}

.spatial-sliders-grid {
  grid-template-columns: repeat(2, 1fr);
}

.upload-audio-label {
  display: block;
  text-align: center;
  width: 100%;
  padding: 10px;
  border-style: dashed;
}

.open-web-device-btn {
  width: 100%;
  padding: 9px;
  background: linear-gradient(180deg, #226b58 0%, #154538 100%);
  border-color: var(--oled-cyan);
  color: var(--oled-cyan);
}

.launch-web-btn {
  background: linear-gradient(180deg, #227860 0%, #154d3d 100%);
  color: var(--oled-cyan);
  padding: 11px 14px;
  font-size: 0.9rem;
  border: 1px solid var(--oled-cyan);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.launch-web-btn:hover {
  background: var(--oled-cyan);
  color: #0b1411;
  box-shadow: 0 0 16px rgba(72, 245, 200, 0.55);
}

.primary-dl-mini {
  background: linear-gradient(180deg, var(--accent-orange) 0%, #b8431b 100%);
  border-color: #ff946b;
  color: #fff;
  text-decoration: none;
}

.portal-shell {
  max-width: 1180px;
}

.portal-hero {
  background: linear-gradient(135deg, #23201d 0%, #171b22 100%);
  border: 2px solid #3f3a34;
  border-radius: 18px;
  padding: 26px 28px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.portal-hero-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.45rem;
  color: var(--chassis-cream);
  margin: 6px 0 10px;
}

.portal-hero-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: #ccc3b6;
  max-width: 880px;
}

@media (max-width: 1060px) {
  .omnichord-chassis {
    grid-template-columns: 1fr;
  }
  .upper-console {
    grid-template-columns: 1fr;
  }
  .strumplate-surface {
    min-height: 300px;
  }
}