/* MasterForge Pro Master — Edit History panel (v4.15.2)
 *
 * Mirrors the Surgical Cleanup dock layout. Accent colour is cyan to
 * distinguish from the violet Surgical dock and to match the existing
 * cyan edit markers on the waveform.
 */

:root {
  --pm-eh-accent:       var(--pm-cyan);
  --pm-eh-accent-soft:  rgba(64, 200, 232, 0.16);
  --pm-eh-accent-line:  rgba(64, 200, 232, 0.22);
  --pm-eh-accent-glow:  rgba(64, 200, 232, 0.20);
  --pm-eh-violet:       #c66fa8;
  --pm-eh-gold:         var(--pm-gold);
}

/* ── Pää-waveform toolbar: History button ─────────────────── */
.pm-wv-history-btn {
  background: transparent;
  border: 1px solid var(--pm-eh-accent-line);
  color: var(--pm-eh-accent);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 4px 12px;
  margin-left: 4px;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.pm-wv-history-btn:hover {
  background: var(--pm-eh-accent-soft);
  border-color: var(--pm-eh-accent);
}
.pm-wv-history-btn.active {
  background: var(--pm-eh-accent);
  color: #061a20;
  border-color: var(--pm-eh-accent);
  box-shadow: 0 0 12px var(--pm-eh-accent-glow);
}

/* ── Dock panel (full-width below pää-waveform) ────────────── */
.pm-edit-history-dock {
  border: 1px solid var(--pm-eh-accent-line);
  background: linear-gradient(180deg,
    rgba(64, 200, 232, 0.05) 0%,
    rgba(15, 18, 25, 0.95) 100%);
  margin: 12px calc(16rem + var(--pm-gap-md)) 12px 0;
  padding: 0;
  max-height: 540px;
  overflow: visible;
}

@media (max-width: 1100px) {
  .pm-edit-history-dock { margin-right: 0; }
}

.pm-edit-history-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--pm-eh-accent-line);
  background: rgba(64, 200, 232, 0.06);
}

.pm-edit-history-title {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--pm-eh-accent);
}

.pm-edit-history-track,
.pm-edit-history-count-wrap {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--pm-text-dim);
}
.pm-edit-history-track #pm-eh-active-track,
.pm-edit-history-count-wrap #pm-eh-count {
  color: var(--pm-text);
}

.pm-edit-history-actions {
  margin-left: auto;
  display: flex;
  gap: 8px;
}

.pm-edit-history-body {
  padding: 12px 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 480px;
}

.pm-edit-history-footer {
  font-size: 0.74rem;
  color: var(--pm-text-dim);
  letter-spacing: 0.02em;
  text-align: center;
  padding-top: 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.pm-edit-history-footer-info { opacity: 0.85; }

/* ── List of edits ────────────────────────────────────────── */
.pm-eh-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 380px;
  overflow-y: auto;
  padding-right: 4px;
}

.pm-eh-empty {
  font-size: 0.82rem;
  color: var(--pm-text-dim);
  padding: 22px 14px;
  text-align: center;
  border: 1px dashed rgba(255, 255, 255, 0.08);
  border-radius: 6px;
}

.pm-eh-row {
  display: grid;
  grid-template-columns: 26px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 7px 12px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.12s ease, border-color 0.12s ease;
}
.pm-eh-row:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.10);
}

.pm-eh-icon {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  border-radius: 4px;
  letter-spacing: 0;
}
.pm-eh-icon[data-kind="surgical"] {
  background: rgba(198, 111, 168, 0.18);
  color: var(--pm-eh-violet);
  border: 1px solid rgba(198, 111, 168, 0.3);
}
.pm-eh-icon[data-kind="gain"] {
  background: rgba(64, 200, 232, 0.18);
  color: var(--pm-eh-accent);
  border: 1px solid rgba(64, 200, 232, 0.3);
}
.pm-eh-icon[data-kind="eq-region"] {
  background: rgba(201, 168, 76, 0.18);
  color: var(--pm-eh-gold);
  border: 1px solid rgba(201, 168, 76, 0.3);
}

.pm-eh-label {
  font-size: 0.85rem;
  color: var(--pm-text);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.01em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pm-eh-range {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem;
  color: var(--pm-text-secondary);
  white-space: nowrap;
}