/* ═══════════════════════════════════════════════ */
/* Advanced Settings Panel                        */
/* ═══════════════════════════════════════════════ */

.settings-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(0, 255, 136, 0.08);
}

.settings-row:last-child {
  border-bottom: none;
}

.settings-label {
  min-width: 90px;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 255, 136, 0.6);
}

/* ─── Depth Slider ─── */

.slider-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.slider-wrap input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  height: 4px;
  background: rgba(0, 255, 136, 0.15);
  border-radius: 2px;
  outline: none;
}

.slider-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: #00ff88;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.4);
}

.slider-wrap input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: #00ff88;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.4);
}

.slider-value {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.2rem;
  color: #00ff88;
  min-width: 1.5ch;
  text-align: center;
}

.slider-hint {
  font-size: 0.75rem;
  color: rgba(0, 255, 136, 0.4);
  text-transform: lowercase;
}

/* ─── Channel Toggles ─── */

.channel-toggles {
  display: flex;
  gap: 0.5rem;
}

.channel-toggle {
  width: 40px;
  height: 32px;
  border: 1px solid rgba(0, 255, 136, 0.3);
  background: rgba(0, 0, 0, 0.4);
  color: rgba(0, 255, 136, 0.4);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 4px;
}

.channel-toggle.active {
  background: rgba(0, 255, 136, 0.15);
  color: #00ff88;
  border-color: #00ff88;
  box-shadow: 0 0 6px rgba(0, 255, 136, 0.2);
}

.channel-toggle:hover {
  border-color: rgba(0, 255, 136, 0.6);
}

/* ─── Scatter Toggle ─── */

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
}

.toggle-label input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 36px;
  height: 18px;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 9px;
  position: relative;
  cursor: pointer;
  transition: all 0.2s ease;
}

.toggle-label input[type="checkbox"]::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  background: rgba(0, 255, 136, 0.4);
  border-radius: 50%;
  transition: all 0.2s ease;
}

.toggle-label input[type="checkbox"]:checked {
  background: rgba(0, 255, 136, 0.2);
  border-color: #00ff88;
}

.toggle-label input[type="checkbox"]:checked::after {
  left: 20px;
  background: #00ff88;
  box-shadow: 0 0 6px rgba(0, 255, 136, 0.4);
}

.toggle-text {
  font-size: 0.8rem;
  color: rgba(0, 255, 136, 0.5);
}

/* ─── Password Strength Meter ─── */

.strength-meter {
  height: 3px;
  background: rgba(0, 255, 136, 0.08);
  border-radius: 2px;
  margin-top: 0.4rem;
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 0.3s ease, background 0.3s ease;
}

.strength-fill.weak { width: 20%; background: #ff4444; }
.strength-fill.fair { width: 40%; background: #ff8844; }
.strength-fill.good { width: 60%; background: #ffcc00; }
.strength-fill.strong { width: 80%; background: #88ff44; }
.strength-fill.very-strong { width: 100%; background: #00ff88; }

/* ─── Progress Bar ─── */

.progress-bar {
  height: 3px;
  background: rgba(0, 255, 136, 0.08);
  border-radius: 2px;
  margin: 0.5rem 0;
  overflow: hidden;
  display: none;
}

.progress-bar.active {
  display: block;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: #00ff88;
  border-radius: 2px;
  transition: width 0.1s linear;
}

/* ─── Copy Button ─── */

.copy-btn {
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  color: #00ff88;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 3px;
  margin-top: 0.5rem;
}

.copy-btn:hover {
  background: rgba(0, 255, 136, 0.2);
  border-color: #00ff88;
}

.copy-btn.copied {
  background: rgba(0, 255, 136, 0.3);
  color: #fff;
}

/* ─── File Payload UI ─── */

.payload-type-toggle {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.payload-type-btn {
  flex: 1;
  padding: 0.5rem;
  border: 1px solid rgba(0, 255, 136, 0.2);
  background: transparent;
  color: rgba(0, 255, 136, 0.4);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.payload-type-btn.active {
  background: rgba(0, 255, 136, 0.1);
  color: #00ff88;
  border-color: #00ff88;
}

.file-payload-area {
  display: none;
  padding: 1rem;
  border: 1px dashed rgba(0, 255, 136, 0.2);
  border-radius: 4px;
  text-align: center;
}

.file-payload-area.visible {
  display: block;
}

.file-info {
  font-size: 0.8rem;
  color: rgba(0, 255, 136, 0.6);
  margin-top: 0.5rem;
}

/* ─── Analysis Panel ─── */

.analysis-panel {
  display: none;
  padding: 1rem 0;
}

.analysis-panel.visible {
  display: block;
}

.metrics-row {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.metric {
  text-align: center;
}

.metric-value {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.4rem;
  color: #00ff88;
}

.metric-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 255, 136, 0.5);
}

.comparison-container {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 255, 136, 0.15);
  border-radius: 4px;
}

.comparison-container canvas {
  display: block;
  width: 100%;
}