/* Off-Canvas Overlay */
.oc-overlay {
  position: fixed;
  inset: 0;
  background-color: rgb(0 0 0 / 0.4);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.oc-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* Off-Canvas Panel */
.oc-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 480px;
  max-width: 100vw;
  height: 100vh;
  background-color: var(--fc-bg-card);
  box-shadow: var(--fc-shadow-lg);
  z-index: 201;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.oc-panel.open {
  transform: translateX(0);
}

/* Panel Header */
.oc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--fc-space-4) var(--fc-space-5);
  border-bottom: 1px solid var(--fc-border);
  background-color: var(--fc-bg-main);
  flex-shrink: 0;
}

.oc-title {
  font-size: var(--fc-font-size-lg);
  font-weight: 600;
  color: var(--fc-text-primary);
  margin: 0;
}

.oc-subtitle {
  font-size: var(--fc-font-size-xs);
  color: var(--fc-text-secondary);
  margin: 0.125rem 0 0;
}

.oc-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--fc-radius-md);
  color: var(--fc-text-secondary);
  transition: var(--fc-transition);
  flex-shrink: 0;
}

.oc-close-btn:hover {
  background-color: var(--fc-border);
  color: var(--fc-text-primary);
}

/* Panel Body */
.oc-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--fc-space-5);
}

/* Panel Footer */
.oc-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--fc-space-3);
  padding: var(--fc-space-4) var(--fc-space-5);
  border-top: 1px solid var(--fc-border);
  background-color: var(--fc-bg-main);
  flex-shrink: 0;
}

.oc-footer.space-between {
  justify-content: space-between;
}

/* Form Styles */
.oc-form-group {
  margin-bottom: var(--fc-space-4);
}

.oc-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--fc-space-4);
}

.oc-label {
  display: block;
  font-size: var(--fc-font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fc-text-secondary);
  margin-bottom: var(--fc-space-1);
}

.oc-input,
.oc-select,
.oc-textarea {
  width: 100%;
  padding: var(--fc-space-2) var(--fc-space-3);
  border: 1px solid var(--fc-border);
  border-radius: var(--fc-radius-md);
  font-size: var(--fc-font-size-sm);
  color: var(--fc-text-primary);
  background-color: var(--fc-bg-card);
  transition: var(--fc-transition);
  font-family: var(--fc-font-family);
}

.oc-input:focus,
.oc-select:focus,
.oc-textarea:focus {
  outline: none;
  border-color: var(--fc-accent);
  box-shadow: 0 0 0 3px rgb(59 130 246 / 0.1);
}

.oc-textarea {
  resize: vertical;
  min-height: 80px;
}

/* View Mode — read-only fields */
.oc-view-field {
  margin-bottom: var(--fc-space-4);
}

.oc-view-label {
  font-size: var(--fc-font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fc-text-secondary);
  margin-bottom: var(--fc-space-1);
}

.oc-view-value {
  font-size: var(--fc-font-size-sm);
  color: var(--fc-text-primary);
  padding: var(--fc-space-2) var(--fc-space-3);
  background-color: var(--fc-bg-main);
  border-radius: var(--fc-radius-md);
  border: 1px solid var(--fc-border);
  min-height: 36px;
  display: flex;
  align-items: center;
}

.oc-view-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--fc-space-4);
}

/* Section Divider in panel */
.oc-section-title {
  font-size: var(--fc-font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fc-text-tertiary);
  margin: var(--fc-space-5) 0 var(--fc-space-3);
  padding-bottom: var(--fc-space-2);
  border-bottom: 1px solid var(--fc-border);
}

.oc-section-title:first-child {
  margin-top: 0;
}

/* Danger zone */
.btn-danger {
  background-color: transparent;
  color: var(--fc-status-danger);
  border: 1px solid var(--fc-status-danger);
  padding: var(--fc-space-2) var(--fc-space-4);
  border-radius: var(--fc-radius-md);
  font-size: var(--fc-font-size-sm);
  font-weight: 500;
  transition: var(--fc-transition);
  cursor: pointer;
}

.btn-danger:hover {
  background-color: var(--fc-status-danger-bg);
}

/* Row action buttons */
.row-actions {
  display: flex;
  align-items: center;
  gap: var(--fc-space-2);
}

.btn-icon-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--fc-radius-md);
  color: var(--fc-text-secondary);
  transition: var(--fc-transition);
}

.btn-icon-sm:hover {
  background-color: var(--fc-bg-main);
  color: var(--fc-accent);
}

.btn-icon-sm.danger:hover {
  background-color: var(--fc-status-danger-bg);
  color: var(--fc-status-danger);
}

.hidden { display: none !important; }

@media (max-width: 640px) {
  .oc-panel {
    width: 100vw;
  }

  .oc-form-row,
  .oc-view-row {
    grid-template-columns: 1fr;
  }
}