/* Base layout */
body {
  background-color: #0d0d0d;
  color: #00ff66;
  font-family: 'Fira Code', 'Courier New', monospace;
  margin: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

#terminal {
  width: 90%;
  max-width: 800px;
  height: 80%;
  background-color: #000;
  border: 1px solid #00ff66;
  padding: 15px;
  overflow-y: auto;
  box-shadow: 0 0 10px #00ff66;
}

/* Output text */
#output {
  white-space: pre-wrap;
  margin-bottom: 10px;
}

/* Input area */
#input-line {
  display: flex;
  align-items: center;
}

.prompt {
  margin-right: 10px;
}

#user-input {
  background: none;
  border: none;
  outline: none;
  color: #00ff66;
  font: inherit;
  flex-grow: 1;
}

/* Blinking cursor effect */
#user-input::placeholder {
  color: #00ff66;
  opacity: 0.5;
}

@keyframes blink {
  50% { opacity: 0; }
}