* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu",
    "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: "Courier New", monospace;
}

/* Utility Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.gradient-bg {
  background: linear-gradient(135deg, #eff6ff 0%, #e0e7ff 100%);
  min-height: 100vh;
}

.card {
  background: white;
  border-radius: 0.5rem;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.title {
  font-size: 2.25rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1rem;
  color: #6b7280;
  margin-bottom: 2rem;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 1rem;
}

.textarea {
  width: 100%;
  min-height: 250px;
  padding: 1rem;
  border: 2px solid #d1d5db;
  border-radius: 0.5rem;
  font-family: "Courier New", monospace;
  font-size: 0.875rem;
  resize: vertical;
  transition: border-color 0.2s;
}

.textarea:focus {
  outline: none;
  border-color: #6366f1;
}

.button-group {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.button {
  flex: 1;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.button-primary {
  background-color: #6366f1;
  color: white;
}

.button-primary:hover {
  background-color: #4f46e5;
}

.button-secondary {
  background-color: #9333ea;
  color: white;
}

.button-secondary:hover {
  background-color: #7e22ce;
}

.preview-container {
  border: 2px solid #e5e7eb;
  border-radius: 0.5rem;
  background-color: #f9fafb;
  padding: 1rem;
  overflow: auto;
  max-height: 600px;
}

.tip {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: #6b7280;
}

.instructions {
  list-style: none;
}

.instruction-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  color: #4b5563;
}

.instruction-number {
  color: #6366f1;
  font-weight: 700;
  margin-right: 0.5rem;
  flex-shrink: 0;
}

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

  .title {
    font-size: 1.75rem;
  }

  .button-group {
    flex-direction: column;
  }
}