/* Signal Lab Modern Cyber CSS */
.lab-viewport {
  position: relative;
  width: 100%;
  height: clamp(340px, 46vh, 480px);
  background: rgba(6, 7, 11, 0.45);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg, 12px);
  overflow: hidden;
  box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
}

html[data-theme="light"] .lab-viewport {
  background: rgba(13, 18, 23, 0.85);
  border-color: rgba(29, 35, 42, 0.2);
}

.lab-crt-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    radial-gradient(circle at 50% 50%, transparent 65%, rgba(0, 0, 0, 0.5) 100%),
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(0, 0, 0, 0.15) 2px 4px);
}

#signalCanvas {
  display: block;
  width: 100%;
  height: 100%;
}

.lab-hud-overlay {
  position: absolute;
  top: 18px;
  left: 20px;
  right: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 3;
}

.lab-freq-badge {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 6px 14px;
  background: rgba(6, 8, 12, 0.88);
  border: 1px solid rgba(214, 255, 115, 0.3);
  border-radius: var(--radius, 6px);
  backdrop-filter: blur(8px);
}

.lab-freq-badge span {
  font: 700 24px/1 var(--font-mono);
  color: var(--signal-text, #d6ff73);
  letter-spacing: .06em;
}

.lab-freq-badge small {
  font: 500 11px/1 var(--font-mono);
  color: var(--ink-dim);
}

.lab-hud-status-line {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lab-snr-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: rgba(6, 8, 12, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius, 6px);
  backdrop-filter: blur(8px);
  font: 500 11px/1 var(--font-mono);
  color: var(--ink-dim);
}

.lab-snr-meter {
  width: 70px;
  height: 6px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
  overflow: hidden;
}

.lab-snr-meter i {
  display: block;
  height: 100%;
  background: var(--signal-text, #d6ff73);
  transition: width 0.15s ease-out;
}

.lab-snr-wrap b {
  color: var(--ink);
  font-weight: 600;
}

.lab-lock-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(6, 8, 12, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius, 6px);
  backdrop-filter: blur(8px);
  font: 500 11px/1 var(--font-mono);
  color: var(--ink-dim);
}

.lab-lock-led {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #555;
}

.lab-lock-badge.is-locked .lab-lock-led {
  background: var(--signal-text, #d6ff73);
  box-shadow: 0 0 8px var(--signal-text, #d6ff73);
}

.lab-lock-badge.is-locked b {
  color: var(--signal-text, #d6ff73);
}

.lab-coordinates {
  position: absolute;
  bottom: 14px;
  right: 20px;
  display: flex;
  gap: 14px;
  font: 400 var(--fs-micro)/1 var(--font-mono);
  color: var(--ink-faint);
  letter-spacing: .12em;
  pointer-events: none;
  z-index: 3;
}

/* Control Deck Full Vertical Stack */
.lab-control-deck {
  display: flex !important;
  flex-direction: column !important;
  gap: 20px !important;
  width: 100% !important;
  padding-top: 8px !important;
}

.lab-slider-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.lab-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font: 600 11px/1 var(--font-mono);
  color: var(--ink-dim);
  letter-spacing: .15em;
}

.lab-slider-header output {
  font-size: 14px;
  font-weight: 700;
  color: var(--signal-text, #d6ff73);
}

.lab-slider-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.lab-step-btn {
  padding: 8px 12px;
  font: 600 11px/1 var(--font-mono);
  background: var(--surface);
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: var(--radius, 6px);
  cursor: pointer;
  transition: all 0.15s ease;
  min-width: 44px;
  height: 38px;
  flex-shrink: 0;
}

.lab-step-btn:hover {
  color: var(--ink);
  border-color: var(--signal-text, #d6ff73);
  background: color-mix(in srgb, var(--signal) 12%, var(--surface));
}

.lab-range-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.lab-range-box input[type='range'] {
  width: 100%;
  accent-color: var(--signal-text, #d6ff73);
  cursor: ew-resize;
  height: 24px;
}

.lab-ticks {
  display: flex;
  justify-content: space-between;
  font: 400 var(--fs-micro)/1 var(--font-mono);
  color: var(--ink-faint);
  padding: 0 2px;
}

/* Preset Chips */
.lab-presets-bar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  padding: 14px 0;
  border-top: 1px dashed var(--line);
  border-bottom: 1px dashed var(--line);
}

.lab-presets-label {
  font: 600 var(--fs-micro)/1 var(--font-mono);
  color: var(--ink-dim);
  letter-spacing: .2em;
}

.lab-preset-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
  width: 100%;
}

.lab-preset-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font: 500 11px/1.3 var(--font-mono);
  background: var(--surface);
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: var(--radius, 6px);
  cursor: pointer;
  transition: all 0.18s ease;
  text-align: left;
}

.lab-preset-chip:hover {
  color: var(--ink);
  border-color: var(--signal-text, #d6ff73);
  background: color-mix(in srgb, var(--signal) 8%, var(--surface));
}

.lab-preset-chip.is-unlocked {
  border-color: color-mix(in srgb, var(--signal) 45%, var(--line));
  color: var(--ink);
  background: color-mix(in srgb, var(--signal) 10%, var(--surface));
}

.lab-preset-chip.is-locked {
  opacity: 0.75;
}

.lab-secondary-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  width: 100%;
}

.lab-secondary-controls label {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  font: 600 11px/1 var(--font-mono);
  color: var(--ink-dim);
}

.lab-secondary-controls label output {
  font-weight: 700;
  color: var(--ink);
}

.lab-secondary-controls label input {
  grid-column: 1 / -1;
  accent-color: var(--signal-text, #d6ff73);
}

.lab-command-row {
  display: flex;
  gap: 12px;
  width: 100%;
}

.lab-command-row button {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  font: 600 12px/1 var(--font-mono);
  letter-spacing: .12em;
  background: var(--surface);
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: var(--radius, 6px);
  cursor: pointer;
  transition: all 0.18s ease;
}

.lab-command-row button:hover {
  color: var(--ink);
  border-color: var(--line-strong);
}

.lab-command-row button:first-child {
  background: color-mix(in srgb, var(--signal) 15%, var(--surface));
  border-color: var(--signal-text, #d6ff73);
  color: var(--signal-text, #d6ff73);
}

.lab-command-row button:first-child:hover {
  background: var(--signal);
  color: #06070a;
}