/* ===== Preview Panel ===== */
.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.preview-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.preview-status {
  font-size: 12px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.preview-status .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
}

.preview-status .dot.generating {
  background: var(--color-warning);
  animation: pulse 1s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ===== Tabs ===== */
.preview-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.preview-tab {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
  background: none;
}

.preview-tab:hover {
  color: var(--text-secondary);
  background: var(--bg-elevated);
}

.preview-tab.active {
  color: var(--color-primary-light);
  border-bottom-color: var(--color-primary-light);
}

/* ===== Preview Content ===== */
.preview-content {
  padding: 24px;
  font-family: var(--font-legal);
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-legal);
  max-height: calc(100vh - 240px);
  overflow-y: auto;
}

.preview-content h1 {
  font-size: 22px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border);
}

.preview-content h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: 28px;
  margin-bottom: 10px;
}

.preview-content h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 20px;
  margin-bottom: 8px;
}

.preview-content p {
  margin-bottom: 12px;
}

.preview-content ul {
  padding-left: 20px;
  margin-bottom: 12px;
}

.preview-content ul li {
  list-style: disc;
  margin-bottom: 6px;
}

.preview-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.preview-content a {
  color: var(--color-primary-light);
  text-decoration: underline;
}

.preview-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

.preview-content em {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 12px;
}

/* ===== Empty Preview ===== */
.preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-tertiary);
}

.preview-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.preview-empty h3 {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.preview-empty p {
  font-size: 13px;
  max-width: 300px;
}