/* ============================================================
   Noise Frequency Analyzer — Styles
   FrequencyDetector.com
   ============================================================ */

/* Baseline Controls */
.baseline-controls {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  background: var(--color-surface);
}

.baseline-controls__row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn--baseline {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  min-width: 200px;
}

.btn--baseline:hover:not(:disabled) {
  background: rgba(0, 229, 255, 0.1);
}

.btn--noise {
  border-color: #ff6b35;
  color: #ff6b35;
  min-width: 200px;
}

.btn--noise:hover:not(:disabled) {
  background: rgba(255, 107, 53, 0.1);
}

.baseline-status {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.baseline-status--done {
  color: var(--color-primary);
}

.baseline-status--capturing {
  color: var(--color-secondary);
  animation: pulse-badge 1s ease infinite alternate;
}

@keyframes pulse-badge {
  from { opacity: 0.7; }
  to { opacity: 1; }
}

/* Capture Progress */
.capture-progress {
  position: relative;
  height: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: var(--space-xs);
}

.capture-progress__bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-sm);
  width: 0%;
  transition: width 0.1s linear;
}

.capture-progress__text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text);
  z-index: 1;
}

/* Diagnosis Card */
.diagnosis-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  background: var(--color-surface);
  min-height: 80px;
}

.diagnosis-card--match {
  border-color: var(--color-primary);
  background: rgba(0, 255, 65, 0.05);
}

.diagnosis-card__icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.diagnosis-card__content {
  flex: 1;
  min-width: 0;
}

.diagnosis-card__title {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.diagnosis-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.diagnosis-card__fix {
  margin-top: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  background: rgba(0, 229, 255, 0.05);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  color: var(--color-secondary);
  line-height: 1.5;
}

/* Matched Signatures List */
.matched-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  background: var(--color-surface);
  max-height: 200px;
  overflow-y: auto;
}

.matched-empty {
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  padding: var(--space-sm);
}

.matched-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.matched-item:last-child {
  border-bottom: none;
}

.matched-item__icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
}

.matched-item__info {
  flex: 1;
  min-width: 0;
}

.matched-item__name {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text);
}

.matched-item__range {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-muted);
}

.matched-item__confidence {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}

/* Noise Color Card */
.noise-color-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  background: var(--color-surface);
}

.noise-color-card__swatch {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  flex-shrink: 0;
}

.noise-color-card__swatch--white {
  background: linear-gradient(135deg, #e0e0e0, #ffffff);
  border-color: #ccc;
}

.noise-color-card__swatch--pink {
  background: linear-gradient(135deg, #ff69b4, #ffb6c1);
  border-color: #ff69b4;
}

.noise-color-card__swatch--brown {
  background: linear-gradient(135deg, #8b4513, #d2691e);
  border-color: #8b4513;
}

.noise-color-card__swatch--blue {
  background: linear-gradient(135deg, #4169e1, #87ceeb);
  border-color: #4169e1;
}

.noise-color-card__info {
  flex: 1;
  min-width: 0;
}

.noise-color-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-primary);
}

.noise-color-card__slope {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.noise-color-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-top: 2px;
  line-height: 1.4;
}

/* LOG badge on spectrum title */
.badge-log {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  padding: 1px 5px;
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-full);
  color: var(--color-secondary);
  vertical-align: middle;
  letter-spacing: 0.08em;
}

/* Privacy Callout */
.privacy-callout {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 255, 65, 0.04);
  border: 1px solid rgba(0, 255, 65, 0.15);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.privacy-callout__icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.browser-badges {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-wrap: wrap;
}

.browser-badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  padding: 2px 7px;
  border: 1px solid rgba(0, 255, 65, 0.3);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Controls Grid */
.controls-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.control-group__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.control-group__value {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-align: right;
}

.control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

/* Range slider */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 6px rgba(0, 255, 65, 0.5);
}

input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 6px rgba(0, 255, 65, 0.5);
}

/* Keyboard Shortcuts Hints */
.kbd-hints {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.kbd-hint kbd {
  display: inline-block;
  padding: 1px 6px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  color: var(--color-secondary);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  box-shadow: 0 1px 0 var(--color-border);
}

/* Frequency Table */
.freq-table-wrap {
  max-height: 220px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.freq-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
}

.freq-table thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

.freq-table th {
  background: var(--color-surface);
  color: var(--color-primary);
  padding: var(--space-sm) var(--space-sm);
  text-align: left;
  font-weight: 600;
  text-transform: uppercase;
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

.freq-table td {
  padding: var(--space-xs) var(--space-sm);
  border-bottom: 1px solid rgba(15, 61, 30, 0.3);
  color: var(--color-text);
}

.freq-table tr:hover td {
  background: rgba(0, 255, 65, 0.03);
}

/* Session Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.stat-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
}

.stat-box__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.stat-box__value {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  color: var(--color-primary);
}

/* History Log */
.history-wrap {
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: var(--space-sm);
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
}

.history-table thead {
  position: sticky;
  top: 0;
  z-index: 1;
}

.history-table th {
  background: var(--color-surface);
  color: var(--color-secondary);
  padding: 6px var(--space-sm);
  text-align: left;
  font-weight: 600;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

.history-table td {
  padding: 4px var(--space-sm);
  border-bottom: 1px solid rgba(15, 61, 30, 0.2);
  color: var(--color-text);
}

/* Export Actions */
.export-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* Canvas wraps */
.viz-canvas-wrap {
  position: relative;
  width: 100%;
  height: 140px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg);
}

.viz-canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* View Mode Button Group */
.view-mode-group {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-xs);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  width: fit-content;
}

.view-mode-btn {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding: 4px 12px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.view-mode-btn:hover {
  background: rgba(0, 255, 65, 0.08);
  color: var(--color-text);
}

.view-mode-btn--active {
  background: rgba(0, 255, 65, 0.15);
  color: var(--color-primary);
  font-weight: 700;
}

/* Freeze Badge */
.freeze-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: #00e5ff;
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.4);
  border-radius: var(--radius-full);
  padding: 2px 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: pulse-badge 1s ease infinite alternate;
  vertical-align: middle;
}

/* File Upload Area */
.file-upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  margin-bottom: var(--space-sm);
  transition: border-color 0.2s, background 0.2s;
  cursor: pointer;
}

.file-upload-area--dragover {
  border-color: var(--color-primary);
  background: rgba(0, 255, 65, 0.05);
}

.file-upload-area__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.file-upload-area__icon {
  font-size: 1.6rem;
}

.file-upload-area__text {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.file-upload-area__label {
  color: var(--color-primary);
  cursor: pointer;
  text-decoration: underline;
}

.file-upload-area__hint {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  opacity: 0.7;
}

.file-upload-area__progress {
  width: 100%;
  height: 4px;
  background: var(--color-bg);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: var(--space-xs);
}

.file-upload-area__progress-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width 0.15s linear;
  box-shadow: 0 0 6px rgba(0, 255, 65, 0.5);
}

.file-upload-area__status {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* Responsive */
@media (max-width: 768px) {
  .baseline-controls__row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn--baseline,
  .btn--noise {
    min-width: auto;
    width: 100%;
  }

  .baseline-status {
    text-align: center;
  }

  .diagnosis-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .noise-color-card {
    flex-direction: column;
    text-align: center;
  }

  .matched-item {
    flex-wrap: wrap;
  }

  .controls-grid {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr;
  }

  .export-actions {
    flex-direction: column;
  }
}