/* --- Layouts & Lists --- */
.queue-list,
.change-timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* --- Universal Governance Card Component --- */
.governance-card {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: var(--background-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.governance-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.2rem;
  background-color: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid var(--border-color);
}

html.dark .governance-card-header {
  background-color: rgba(255, 255, 255, 0.05);
}

.governance-card-header h2,
.governance-card-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.governance-meta {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.8rem 1.5rem;
  padding: 1.2rem;
  margin: 0;
  font-size: 0.85rem;
  align-items: center;
}

.governance-meta dt {
  font-weight: bold;
  opacity: 0.6;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.governance-meta dd {
  margin: 0;
  font-family: var(--font-code);
  background: rgba(0, 0, 0, 0.03);
  padding: 4px 8px;
  border-radius: 4px;
  word-break: break-all;
}

html.dark .governance-meta dd {
  background: rgba(255, 255, 255, 0.05);
}

.governance-card-footer {
  padding: 1rem 1.2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.01);
}

html.dark .governance-card-footer {
  background-color: rgba(255, 255, 255, 0.02);
}

.action-group {
  display: flex;
  gap: 0.75rem;
  margin-left: auto;
}

/* --- Status Badges --- */
.status-badge.pending {
  background: linear-gradient(to right, var(--main-primary), #e67e22);
  color: var(--main-dark);
}

.status-badge.approved {
  background: linear-gradient(to right, #27ae60, #2ecc71);
  color: #fff;
}

.status-badge.rejected {
  background: linear-gradient(to right, #c0392b, #e74c3c);
  color: #fff;
}

/* --- Change Item Layout (Timeline) --- */
.change-item {
  position: relative;
  background: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1.2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition:
    opacity 0.3s ease,
    background-color 0.3s ease,
    border-color 0.3s ease;
}

.change-item-header {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background-color: var(--logo-primary);
  color: var(--background-color);
  border-radius: 50%;
  font-weight: bold;
  font-family: var(--font-code);
}

.change-summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.op-badge {
  font-family: var(--font-code);
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 4px;
  text-transform: uppercase;
  font-weight: bold;
}

.op-badge.insert {
  background-color: rgba(46, 204, 113, 0.2);
  color: #27ae60;
}
.op-badge.update {
  background-color: rgba(241, 196, 15, 0.2);
  color: #f39c12;
}
.op-badge.delete {
  background-color: rgba(231, 76, 60, 0.2);
  color: #c0392b;
}

html.dark .op-badge.insert {
  color: #2ecc71;
}
html.dark .op-badge.update {
  color: #f1c40f;
}
html.dark .op-badge.delete {
  color: #e74c3c;
}

.target-ref {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.target-ref small {
  opacity: 0.6;
  text-transform: uppercase;
  font-size: 0.7rem;
  font-weight: bold;
}

.target-ref code {
  background: rgba(0, 0, 0, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}

html.dark .target-ref code {
  background: rgba(255, 255, 255, 0.1);
}

.item-actions {
  margin-left: auto;
}

/* --- Payload Details --- */
.payload-details {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 6px;
  padding: 1rem;
}

html.dark .payload-details {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.05);
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.6;
  margin: 0 0 0.5rem 0;
}

.payload-preview pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 0.85rem;
}

/* --- Rejected State Feedback --- */
.change-item.is-rejected {
  opacity: 0.6;
  background: rgba(192, 57, 43, 0.05);
  border-color: rgba(192, 57, 43, 0.3);
}

html.dark .change-item.is-rejected {
  background: rgba(192, 57, 43, 0.15);
}

.change-item.is-rejected .payload-preview {
  text-decoration: line-through;
  opacity: 0.7;
}

.change-item.is-rejected .op-badge,
.change-item.is-rejected .step-indicator {
  filter: grayscale(1);
}