/* LAYOUT UTAMA */
body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--color-bg-app);
}

.app-header {
  height: 52px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  background: var(--color-bg-panel);
  border-bottom: 1px solid var(--color-border-panel);
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-main {
  display: flex;
  height: calc(100vh - 52px);
  overflow: hidden;
}

.panel {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-left {
  width: 42%;
  border-right: 1px solid var(--color-border-panel);
  flex-shrink: 0;
}

.panel-right {
  flex: 1;
  overflow: hidden;
}

/* HEADER ELEMENTS */
.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-title {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
  color: var(--color-text-primary);
}

.app-subtitle {
  font-size: 12px;
  color: var(--color-text-secondary);
}

.btn-back {
  font-size: 12px;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

.btn-back:hover {
  background: var(--color-bg-hover);
}

/* STATUS BADGE */
.status-badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 500;
}

.status-idle {
  background: var(--color-bg-section);
  color: var(--color-text-secondary);
}

.status-success {
  background: #d4edda;
  color: #155724;
}

.status-error {
  background: #f8d7da;
  color: #721c24;
}

.status-editing {
  background: #d1ecf1;
  color: #0c5460;
}

/* PANEL ELEMENTS */
.panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-panel);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.panel-title {
  font-size: 13px;
  font-weight: 600;
  margin: 0;
  color: var(--color-text-primary);
}

.panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.panel-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--color-border-panel);
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

/* JSON TEXTAREA (panel kiri) */
.json-textarea {
  width: 100%;
  height: 100%;
  min-height: 300px;
  resize: none;
  font-family: monospace;
  font-size: 12px;
  line-height: 1.6;
  background: var(--color-bg-section);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius-md);
  padding: 12px;
  box-sizing: border-box;
  outline: none;
}

.json-textarea:focus {
  border-color: var(--color-accent);
}

/* BUTTONS */
.btn {
  padding: 7px 14px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: 0.15s;
}

.btn-primary {
  background: var(--color-btn-primary);
  color: var(--color-btn-primary-txt);
}

.btn-secondary {
  background: var(--color-bg-section);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-panel);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn-icon {
  background: transparent;
  font-size: 16px;
  padding: 6px 8px;
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn:not(:disabled):hover {
  filter: brightness(0.95);
}

/* EMPTY STATE & ERROR STATE */
.empty-state,
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 40px;
}

.empty-icon,
.error-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.empty-title,
.error-title {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--color-text-primary);
}

.empty-desc,
.error-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin: 0 0 8px;
  max-width: 300px;
  line-height: 1.6;
}

.error-hint {
  font-size: 12px;
  color: var(--color-text-secondary);
  background: var(--color-bg-section);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border-left: 3px solid #e07b39;
}

/* FORM ELEMENTS (panel kanan — dihasilkan oleh JS) */
.form-section {
  margin-bottom: 24px;
}

.form-section-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin: 0 0 10px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--color-accent);
}

.form-field {
  margin-bottom: 12px;
}

.field-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
  user-select: none;
  cursor: default;
}

.field-input {
  width: 100%;
  padding: 7px 10px;
  border: 1.5px solid var(--color-border-input);
  border-radius: var(--radius-md);
  font-size: 13px;
  background: var(--color-bg-section);
  color: var(--color-text-primary);
  box-sizing: border-box;
  outline: none;
}

.field-input:focus {
  border-color: var(--color-accent);
}

.field-textarea {
  width: 100%;
  padding: 7px 10px;
  border: 1.5px solid var(--color-border-input);
  border-radius: var(--radius-md);
  font-size: 13px;
  background: var(--color-bg-section);
  color: var(--color-text-primary);
  box-sizing: border-box;
  outline: none;
  min-height: 80px;
  resize: vertical;
  font-family: inherit;
  line-height: 1.6;
}

.field-textarea.large {
  min-height: 140px;
}

/* ARRAY CARDS */
.array-section {
  margin-bottom: 24px;
}

.array-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.array-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

.array-count {
  font-size: 11px;
  background: var(--color-bg-hover);
  color: var(--color-text-secondary);
  padding: 2px 8px;
  border-radius: 20px;
}

.array-item {
  background: var(--color-bg-section);
  border: 1px solid var(--color-border-panel);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  overflow: hidden;
}

.array-item-header {
  padding: 8px 12px;
  background: var(--color-bg-hover);
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.array-item-number {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 20px;
}

.array-item-preview {
  font-size: 12px;
  color: var(--color-text-secondary);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.array-item-toggle {
  font-size: 10px;
  color: var(--color-text-secondary);
}

.array-item-body {
  padding: 12px;
  display: none;
}

.array-item-body.expanded {
  display: block;
}

/* DOC TYPE BADGE */
.doc-type-badge {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
}

/* DARK MODE OVERRIDES */
[data-theme="dark"] .status-success {
  background: #1a3a25;
  color: #75c98a;
}

[data-theme="dark"] .status-error {
  background: #3a1a1a;
  color: #e07b7b;
}

[data-theme="dark"] .status-editing {
  background: #1a2f3a;
  color: #7ab8d4;
}

/* ════════════════════════════════════════════════════
   TOAST NOTIFICATION
   ════════════════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  z-index: 9999;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  max-width: 320px;
  background: var(--color-bg-panel);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-panel);
}

.toast.toast-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast.toast-success {
  background: #d4edda;
  color: #155724;
  border-color: #c3e6cb;
}

.toast.toast-error {
  background: #f8d7da;
  color: #721c24;
  border-color: #f5c6cb;
}

[data-theme="dark"] .toast.toast-success {
  background: #1a3a25;
  color: #75c98a;
  border-color: #2a5a35;
}

[data-theme="dark"] .toast.toast-error {
  background: #3a1a1a;
  color: #e07b7b;
  border-color: #5a2a2a;
}

/* ════════════════════════════════════════════════════
   FIELD HINT
   ════════════════════════════════════════════════════ */
.field-hint {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
  font-style: italic;
}

.btn-save {
  background: var(--color-accent);
  color: #fff;
  font-weight: 600;
}
.btn-save:hover:not(:disabled) {
  filter: brightness(0.92);
}