/* static/style.css */
* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f5f5f5;
  margin: 0;
  padding: 20px;
}
.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
h1 { margin-top: 0; color: #1a73e8; }
p { color: #555; }

.input-group {
  display: flex;
  gap: 10px;
  margin: 20px 0;
}
input[type="text"] {
  flex: 1;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 16px;
}
button {
  padding: 12px 20px;
  background: #1a73e8;
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
}
button:hover { background: #0d47a1; }

#chat { 
  min-height: 300px; 
  max-height: 600px; 
  overflow-y: auto; 
  border: 1px solid #eee; 
  border-radius: 8px; 
  padding: 10px; 
  background: #fafafa; 
}

.message {
  margin: 10px 0;
  padding: 10px 15px;
  border-radius: 8px;
  line-height: 1.5;
}
.message.user {
  background: #e3f2fd;
  text-align: right;
}
.message.ai {
  background: #f0f0f0;
  text-align: left;
}
.message.exec-output {
  background: #fff9c4;
  border-left: 4px solid #ffb300;
}

pre {
  background: #333;
  color: #f8f8f8;
  padding: 10px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 10px 0;
  font-size: 14px;
}