body {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background: #f5f5f5;
  color: #333;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
  color: #1dbf73;
  text-align: center;
  margin-bottom: 20px;
}

.description {
  text-align: center;
  color: #666;
  margin-bottom: 30px;
  line-height: 1.6;
}

.input-section {
  margin-bottom: 30px;
}

textarea {
  width: 100%;
  height: 120px;
  padding: 15px;
  border: 2px solid #e4e5e7;
  border-radius: 8px;
  resize: vertical;
  font-size: 16px;
  margin-bottom: 15px;
}

button {
  background: #1dbf73;
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  transition: background 0.3s;
  width: 100%;
}

button:hover {
  background: #19a463;
}

.copy-btn {
  margin-top: 15px;
  background: #484848;
}

.copy-btn:hover {
  background: #333;
}

.tag-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 15px;
  min-height: 50px;
  padding: 10px;
  border: 1px dashed #ccc;
  border-radius: 6px;
}

.tag {
  background: #e4e5e7;
  color: #333;
  padding: 8px 15px;
  border-radius: 20px;
  font-size: 14px;
  display: inline-block;
}

.tips {
  margin-top: 30px;
  padding: 20px;
  background: #f9f9f9;
  border-radius: 8px;
}

.tips h3 {
  color: #484848;
  margin-top: 0;
}

.tips ul {
  padding-left: 20px;
  color: #666;
}

.tips li {
  margin-bottom: 8px;
}

@media (max-width: 600px) {
  .container {
    padding: 20px;
  }
  
  h1 {
    font-size: 24px;
  }
  
  .description {
    font-size: 14px;
  }
  
  textarea {
    height: 100px;
  }
}