/**
 * Panel scroll architecture v7.1 — single scroll container, no nested traps.
 */

#pdx-panel.is-open {
  display: flex;
  flex-direction: column;
}

#pdx-panel-inner {
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
}

#pdx-panel .pdx-ph {
  flex: 1 1 auto;
  min-height: 0;
  height: 100%;
  max-height: 100%;
}

#pdx-panel .pdx-ph-body {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}

/* Analysis results: scroll only in .pdx-ph-body */
#pdx-panel .pdx-ph-body .pdx-result,
#pdx-panel .pdx-ph-body .pdx-evidence-body,
#pdx-panel .pdx-ph-body .pdx-output-body,
#pdx-panel .pdx-ph-body .pdx-kv-grid {
  max-height: none !important;
  overflow: visible !important;
}

#pdx-panel .pdx-ph-body .pdx-dp-log {
  max-height: min(160px, 28vh);
  overflow-y: auto;
  overscroll-behavior: contain;
}

/* Chat keeps internal message scroller */
#pdx-panel .pdx-ph--chat .pdx-ph-body {
  overflow: hidden;
}

#pdx-panel .pdx-ph--chat .pdx-chat-messages {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* Mobile bottom sheet */
#pdx-root[data-mobile-dock^="bottom"] #pdx-panel.is-open {
  display: flex;
  flex-direction: column;
}

#pdx-root[data-mobile-dock^="bottom"] #pdx-panel .pdx-ph-body {
  padding-bottom: max(16px, env(safe-area-inset-bottom, 0px));
}

.pdx-panel-drag-handle {
  flex-shrink: 0;
  height: 20px;
  margin: 0;
  border: 0;
  background: transparent;
  cursor: grab;
  touch-action: none;
}

.pdx-panel-drag-handle::before {
  content: '';
  display: block;
  width: 36px;
  height: 4px;
  margin: 8px auto 4px;
  border-radius: 2px;
  background: var(--pdx-border, #30363d);
}

.pdx-session-restore {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--pdx-text-muted, #8b949e);
  background: var(--pdx-bg-muted, #21262d);
  border: 1px solid var(--pdx-border, #30363d);
  border-radius: var(--pdx-radius, 6px);
}

.pdx-session-restore strong {
  color: var(--pdx-text, #e6edf3);
  font-weight: 600;
}