.pb-wrap {
  width: 100%;
  padding: 4px 0 28px;
  box-sizing: border-box;
}

.pb-hint {
  margin: 0 0 16px;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.6;
  color: #374151;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
}

.pb-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.pb-col {
  min-width: 0;
}

.pb-label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #111827;
}

.pb-textarea {
  display: block;
  width: 100%;
  min-height: 260px;
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 15px;
  line-height: 1.7;
  color: #111827;
  background: #fff;
  resize: vertical;
  box-sizing: border-box;
  font-family: inherit;
}

.pb-textarea:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.15);
}

.pb-textarea[readonly] {
  background: #f9fafb;
}

.pb-count {
  margin-top: 6px;
  font-size: 13px;
  color: #6b7280;
  text-align: right;
}

.pb-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 16px 0 8px;
}

.pb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  line-height: 1.4;
}

.pb-btn-primary {
  background: #10b981;
  color: #fff;
}

.pb-btn-primary:hover {
  background: #059669;
}

.pb-btn-copy {
  background: #f59e0b;
  color: #fff;
}

.pb-btn-copy:hover {
  background: #d97706;
}

.pb-btn-reset {
  background: #ef4444;
  color: #fff;
}

.pb-btn-reset:hover {
  background: #dc2626;
}

.pb-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 4px;
  font-size: 14px;
  color: #4b5563;
  cursor: pointer;
  user-select: none;
}

.pb-live input {
  margin: 0;
}

.pb-tip {
  margin: 4px 0 8px;
  font-size: 14px;
  color: #dc2626;
}

.pb-tip.is-ok {
  color: #059669;
}

.pb-intro {
  margin-top: 28px;
  padding: 18px 20px;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
}

.pb-intro h2 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 600;
  color: #111827;
}

.pb-intro h3 {
  margin: 14px 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: #1f2937;
}

.pb-intro p,
.pb-intro li {
  font-size: 14px;
  line-height: 1.75;
  color: #374151;
}

.pb-intro ul {
  margin: 0 0 4px 1.2em;
  padding: 0;
}

.pb-intro p:last-child {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .pb-inputs {
    grid-template-columns: 1fr;
  }

  .pb-textarea {
    min-height: 180px;
  }
}