/* ============================================
   COMMAND CENTER — Ticket Detail Panel
   Header, tabs, thread bubbles, draft composer.
   ============================================ */

.detail-panel {
  background: var(--bg-surface);
  border-left: 1px solid var(--border-default);
  box-shadow: var(--shadow-lg);
}

.detail-header {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.detail-title {
  font-size: 15px;
  font-weight: 600;
}

.detail-meta .meta-item.detail-priority-high { color: var(--rose); font-weight: 600; }
.detail-meta .meta-item.detail-priority-medium { color: var(--amber); font-weight: 600; }
.detail-meta .meta-item.detail-priority-low { color: var(--text-muted); }

.detail-close-wrap {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.detail-close-wrap .detail-close {
  position: static;
}

/* Tabs — underline style to match topbar nav */
.detail-tabs {
  border-bottom: 1px solid var(--border-default);
  gap: var(--space-xs);
}

.detail-tab {
  border-radius: 0;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
}

.detail-tab:hover {
  background: transparent;
  color: var(--text-primary);
}

.detail-tab.active {
  background: transparent;
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
  box-shadow: none;
}

/* ---------- Thread: message bubbles ---------- */
.detail-thread {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-xs) 0;
}

.detail-thread-toolbar {
  background: var(--bg-surface);
}

.thread-day-sep {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: var(--space-xs) 0;
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.thread-day-sep::before,
.thread-day-sep::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border-subtle);
}

.detail-thread-msg {
  max-width: 85%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-default);
  background: var(--bg-card);
}

.detail-thread-msg.in {
  align-self: flex-start;
  border-top-left-radius: var(--radius-sm);
}

.detail-thread-msg.out {
  align-self: flex-end;
  border-top-right-radius: var(--radius-sm);
  background: var(--accent-bg);
  border-color: var(--accent-dim);
}

.detail-thread-msg.expanded {
  max-width: 100%;
  align-self: stretch;
}

/* Internal comments / notes — distinct from in/out email bubbles */
.detail-thread-msg.comment {
  align-self: stretch;
  max-width: 100%;
  background: var(--warning-bg, rgba(199, 154, 58, 0.08));
  border-color: var(--warning-dim, var(--border-default));
  border-left: 3px solid var(--warning, #c79a3a);
}

.detail-thread-head-static {
  cursor: default;
}

/* Comments are short and not expandable — show the full note, no clamp */
.detail-thread-msg.comment .detail-thread-body {
  display: block;
  -webkit-line-clamp: unset;
}

.detail-thread-refreshing {
  opacity: 0.7;
  font-style: italic;
}

.thread-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-sunken);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 600;
  flex-shrink: 0;
}

.detail-thread-msg.out .thread-avatar {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--text-inverse);
}

.detail-thread-head {
  cursor: pointer;
}

.detail-thread-who {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.detail-thread-body {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}

.detail-thread-msg.expanded .detail-thread-body {
  display: block;
  -webkit-line-clamp: unset;
}

.detail-thread-expand-icon {
  transition: transform var(--transition-base);
  color: var(--text-muted);
}

.detail-thread-msg.expanded .detail-thread-expand-icon {
  transform: rotate(180deg);
}

.detail-thread-full {
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border-subtle);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-primary);
  overflow-x: auto;
}

/* ---------- Draft composer ---------- */
.detail-draft-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-sm);
}

.detail-save-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 20px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
}

.detail-save-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.detail-save-saved { background: var(--emerald-bg); color: var(--emerald); }
.detail-save-dirty { background: var(--amber-bg); color: var(--amber); }
.detail-save-saving { background: var(--accent-bg); color: var(--accent); }
.detail-save-error { background: var(--rose-bg); color: var(--rose); }
.detail-save-idle { background: var(--bg-sunken); color: var(--text-muted); }

.detail-draft-recipients {
  display: grid;
  grid-template-columns: auto;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-sm);
  background: var(--bg-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--text-primary);
}

.detail-draft-label {
  display: inline-block;
  min-width: 40px;
  color: var(--text-muted);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.detail-draft-body {
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  min-height: 160px;
  line-height: 1.6;
}

.detail-draft-body.detail-draft-editing {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-bg);
}

.detail-draft-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.detail-draft-hint {
  margin-top: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-align: right;
}

/* ---------- Activity & Files ---------- */
.detail-activity-entry {
  border-bottom: 1px solid var(--border-subtle);
}

.detail-file-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xs);
}

.detail-file-item:hover {
  background: var(--bg-hover);
  border-color: var(--border-default);
}

/* ---------- Workflow stepper ---------- */
.detail-stepper {
  margin-top: var(--space-sm);
}

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

.workflow-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

.workflow-step-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-sunken);
  border: 1px solid var(--border-default);
  font-size: 9px;
  font-weight: 600;
}

.workflow-step.current {
  color: var(--accent);
  font-weight: 600;
}

.workflow-step.current .workflow-step-dot {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--text-inverse);
}

.workflow-step.done {
  color: var(--emerald);
}

.workflow-step.done .workflow-step-dot {
  background: var(--emerald-bg);
  border-color: var(--emerald);
  color: var(--emerald);
}

.workflow-step-line {
  flex: 1;
  max-width: 40px;
  height: 1px;
  background: var(--border-default);
}

/* ---------- Per-ticket notes ---------- */
.detail-notes {
  width: 100%;
  min-height: 90px;
  resize: vertical;
  padding: var(--space-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--text-primary);
  line-height: 1.5;
}