/* ── Technical Metadata Stage ──────────────── */
.meta-field-group {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}

.meta-label {
  display: block;
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

/* ── Tag Chips ──────────��──────────────────── */
.tag-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
  min-height: 28px;
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--surface2);
  border: 1px solid #333;
  border-radius: 16px;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  color: var(--text);
  animation: chipIn 0.2s ease;
}

@keyframes chipIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

.tag-chip .tag-remove {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1;
  transition: color 0.15s;
}

.tag-chip .tag-remove:hover { color: var(--accent); }

.tag-input-row {
  display: flex;
  gap: 0.5rem;
}

.tag-input-row .edit-input { flex: 1; }
.btn-sm { padding: 0.4rem 0.7rem; font-size: 0.8rem; }

/* ── BPM Slider ────────────────────────────── */
.bpm-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.bpm-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  height: 6px;
}

.bpm-display {
  font-size: 1.3rem;
  font-weight: 700;
  min-width: 3ch;
  text-align: center;
  color: var(--accent);
}

.bpm-row.disabled input[type="range"] { opacity: 0.3; pointer-events: none; }
.bpm-row.disabled .bpm-display { color: var(--muted); }

.auto-toggle {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}

.auto-toggle input { accent-color: var(--green); }

/* ── Energy Buttons ────────────────────────── */
.energy-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.energy-btn {
  padding: 0.5rem 1rem;
  border: 2px solid #333;
  border-radius: 8px;
  background: var(--bg);
  color: var(--muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.energy-btn:hover { border-color: #555; color: var(--text); }
.energy-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(233,69,96,0.1);
}

/* ── Lyric Style Selector ─────��────────────── */
.lyric-style-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.lyric-style-option {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.6rem 0.8rem;
  border: 2px solid #333;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.lyric-style-option:hover {
  border-color: #555;
  background: rgba(255,255,255,0.02);
}

.lyric-style-option:has(input:checked) {
  border-color: var(--accent);
  background: rgba(233,69,96,0.08);
}

.lyric-style-option input[type="radio"] {
  margin-top: 0.15rem;
  accent-color: var(--accent);
}

.ls-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.ls-desc {
  font-size: 0.8rem;
  color: var(--muted);
  margin-left: auto;
}

/* ── Repeat Badge (lyrics) ─────────────────── */
.repeat-badge {
  display: inline-block;
  font-size: 0.7rem;
  background: rgba(233,69,96,0.15);
  color: var(--accent);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  margin-left: 0.4rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  vertical-align: middle;
}

.lyric-section.is-repeat {
  opacity: 0.75;
  border-left: 3px solid var(--accent);
  padding-left: 0.75rem;
}

/* ── Style Extractor ───────────────────────── */
.style-extractor {
  margin-bottom: 1rem;
}

.extractor-toggle {
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.5rem 0;
  transition: color 0.2s;
}

.extractor-toggle:hover { color: var(--text); }

details[open] .extractor-toggle {
  color: var(--accent);
}

.extractor-body {
  padding: 0.75rem;
  margin-top: 0.5rem;
  background: var(--surface);
  border-radius: var(--radius);
}