body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #74ebd5, #ACB6E5);
  transition: background 0.5s;
}

.container {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  max-width: 600px;
  width: 100%;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

input, button {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 5px;
}

button {
  background: #007BFF;
  color: white;
  cursor: pointer;
}

button:hover {
  background: #0056b3;
}

.loading {
  text-align: center;
  margin-top: 20px;
  display: none;
}

.result {
  margin-top: 20px;
  max-height: 500px;
  overflow-y: auto;
  word-wrap: break-word;
  white-space: pre-wrap;
}

img {
  max-width: 100%;
  margin-top: 10px;
  border-radius: 10px;
}

.log-item {
  background: #f9f9f9;
  padding: 10px;
  border-left: 4px solid #007BFF;
  margin-bottom: 10px;
  border-radius: 5px;
  cursor: pointer;
}

.log-detail {
  display: none;
  padding-top: 10px;
}

.dark-mode {
  background: linear-gradient(135deg, #1c1c1c, #434343);
  color: white;
}

.dark-mode .container {
  background: #333;
  color: white;
}