.message-tester {
  padding: 2rem;
  width: 100%;
  box-sizing: border-box;
}

.message-tester .page-header {
  margin-bottom: 2rem;
}

/* H1 inherited from global */
.message-tester .page-header p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.message-tester .tester-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.message-tester .compose-panel,
.message-tester .response-panel {
  background: var(--bg-white);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}

.message-tester .compose-panel h2,
.message-tester .response-panel h2 {
  /* Inherits from H2 */
  margin-bottom: 1.5rem;
}

.message-tester .form-group {
  margin-bottom: 1.25rem;
}

.message-tester .form-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.message-tester .form-group input,
.message-tester .form-group select,
.message-tester .form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-white);
  transition: border-color 0.2s;
}

.message-tester .form-group input:focus,
.message-tester .form-group select:focus,
.message-tester .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.message-tester .form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.message-tester .form-group .hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.375rem;
}

.message-tester .toggle-group {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.message-tester .toggle-group button {
  flex: 1;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--bg-white);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-secondary);
}

.message-tester .toggle-group button:first-child {
  border-right: 1px solid var(--border);
}

.message-tester .toggle-group button.active {
  background: var(--primary);
  color: white;
}

.message-tester .send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: white;
  background: var(--primary);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s;
}

.message-tester .send-btn:hover:not(:disabled) {
  background: var(--primary-hover);
}

.message-tester .send-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.message-tester .response-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 1rem;
}

.message-tester .response-status.success {
  background: rgba(37, 211, 102, 0.1);
  color: var(--primary);
}

.message-tester .response-status.error {
  background: rgba(239, 68, 68, 0.12);
  color: var(--error);
}

.message-tester .response-details {
  margin-bottom: 1rem;
}

.message-tester .detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--border);
}

.message-tester .detail-row:last-child {
  border-bottom: none;
}

.message-tester .detail-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.message-tester .detail-value {
  font-size: 0.875rem;
  color: var(--text-primary);
  font-weight: 500;
}

.message-tester .detail-value.mono {
  font-family: monospace;
}

.message-tester .response-json {
  background: #1e293b;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  overflow-x: auto;
}

.message-tester .response-json pre {
  margin: 0;
  color: #e2e8f0;
  font-size: 0.8125rem;
  font-family: 'JetBrains Mono', monospace;
  white-space: pre-wrap;
}

.message-tester .response-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  background: var(--bg-light);
  border-radius: var(--radius);
}

.message-tester .response-empty p {
  color: var(--text-muted);
  margin: 0;
}

.message-tester .browse-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.message-tester .browse-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.message-tester .file-selected {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.message-tester .file-name {
  font-size: 0.875rem;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-tester .remove-file-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
  font-size: 0.8125rem;
  color: var(--error);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  white-space: nowrap;
}

.message-tester .remove-file-btn:hover {
  text-decoration: underline;
}

/* The 11-entry message-type selector wraps as pills instead of squeezing into one row. */
.message-tester .toggle-group.toggle-group-wrap {
  flex-wrap: wrap;
  gap: 0.375rem;
  border: none;
  overflow: visible;
}

.message-tester .toggle-group.toggle-group-wrap button {
  flex: 1 1 30%;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.message-tester .toggle-group.toggle-group-wrap button.active {
  border-color: var(--primary);
}

/* Side-by-side pair (location latitude/longitude). */
.message-tester .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.message-tester .poll-option-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.message-tester .poll-option-row input {
  flex: 1;
}

.message-tester .remove-option-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  color: var(--error);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}

.message-tester .remove-option-btn:hover:not(:disabled) {
  border-color: var(--error);
}

.message-tester .remove-option-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.message-tester .add-option-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.875rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.message-tester .add-option-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
}

.message-tester .add-option-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Inline checkbox row (poll multiple answers) — undo the stacked uppercase label treatment. */
.message-tester .form-group label.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-primary);
  margin-bottom: 0;
  cursor: pointer;
}

.message-tester .form-group label.checkbox-label input[type='checkbox'] {
  width: auto;
  margin: 0;
}

/* Bulk batch progress block in the response panel. */
.message-tester .batch-status {
  margin-bottom: 1rem;
  padding: 0.875rem 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.message-tester .batch-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.625rem;
}

.message-tester .batch-badge {
  padding: 0.125rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  text-transform: capitalize;
}

.message-tester .batch-badge.pending,
.message-tester .batch-badge.processing {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.message-tester .batch-badge.completed {
  background: rgba(37, 211, 102, 0.12);
  color: var(--primary);
}

.message-tester .batch-badge.failed {
  background: rgba(239, 68, 68, 0.12);
  color: var(--error);
}

.message-tester .batch-badge.cancelled {
  background: rgba(100, 116, 139, 0.12);
  color: var(--text-secondary);
}

.message-tester .batch-progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.message-tester .batch-progress-fill {
  height: 100%;
  background: var(--primary);
  transition: width 0.3s;
}

.message-tester .batch-progress-line {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.message-tester .batch-cancel-btn {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--error);
  background: none;
  border: 1px solid var(--error);
  border-radius: var(--radius);
  cursor: pointer;
}

.message-tester .batch-cancel-btn:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.08);
}

.message-tester .batch-cancel-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.message-tester .batch-error {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--error);
}

@media (max-width: 1000px) {
  .message-tester .tester-panels {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .message-tester {
    padding: 1rem;
  }

  .message-tester .compose-panel,
  .message-tester .response-panel {
    padding: 1rem;
  }

  .message-tester .toggle-group {
    flex-wrap: wrap;
    border: none;
    gap: 0.5rem;
    overflow: visible;
  }

  .message-tester .toggle-group button {
    min-width: 0;
    padding: 0.5rem 0.875rem;
    font-size: 0.8125rem;
    border: 1px solid var(--border) !important;
    border-radius: 6px;
  }

  .message-tester .toggle-group button.active {
    border-color: var(--primary) !important;
  }

  .message-tester .send-btn {
    font-size: 0.9375rem;
    padding: 0.75rem 1rem;
  }

  .message-tester .form-group input,
  .message-tester .form-group select,
  .message-tester .form-group textarea {
    font-size: 0.875rem;
    padding: 0.625rem 0.75rem;
  }
}