body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background: #0a0a0a;
  color: #e5e5e5;
}

.container {
  max-width: 900px;
  margin: 60px auto;
  padding: 20px;
}

h1 {
  text-align: center;
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 40px;
}

.request-section {
  display: flex;
  gap: 10px;
}

input, select, textarea {
  background: #111;
  color: #e5e5e5;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
  padding: 10px;
}

input {
  flex: 1;
}

textarea {
  width: 100%;
  margin-top: 15px;
  height: 120px;
}

button {
  background: #e5e5e5;
  color: #0a0a0a;
  border: none;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
}

button:hover {
  background: #cfcfcf;
}

.response-section {
  margin-bottom: 40px;
} 

.response-section,
.history-section {
  margin-top: 25px;
  background: #111;
  border: 1px solid #2a2a2a;
  padding: 15px;
  border-radius: 8px;
}

pre {
  white-space: pre-wrap;
  font-family: "Courier New", monospace;
  font-size: 13px;
}

#status {
  margin-top: 10px;
  font-size: 13px;
  color: #9ca3af;
}

.history-section li {
  padding: 8px;
  margin-bottom: 6px;
  background: #0a0a0a;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
  cursor: pointer;
}

.history-section li:hover {
  background: #1a1a1a;
}

.response-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#copyBtn {
  background: transparent;
  color: #e5e5e5;
  border: 1px solid #2a2a2a;
  padding: 5px 10px;
  border-radius: 5px;
}

#copyBtn:hover {
  background: #1a1a1a;
}

.footer {
  text-align: center;
  margin-top: 60px;
  padding: 20px 0;
  font-size: 12px;
  color: #6b7280;
  border-top: 1px solid #1f1f1f;
}