body {
  margin: 0;
  padding: 0;
  background-color: #0d0d0d;
  color: #ffcc00;
  font-family: 'Segoe UI', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.fuel-container {
  text-align: center;
  width: 100%;
  max-width: 800px;
}

.logo {
  font-size: 4em;
  color: #ffcc00;
  margin: 0.2em 0;
}

.top-nav a {
  color: #ffcc00;
  text-decoration: none;
  margin-right: 1em;
  font-weight: bold;
}

.search-form {
  margin-top: 2em;
}

.search-form input[type="text"] {
  padding: 0.8em;
  width: 60%;
  max-width: 400px;
  border: none;
  border-radius: 10px 0 0 10px;
  font-size: 1em;
  background-color: #1a1a1a;
  color: #ffcc00;
}

.search-form button {
  padding: 0.8em 1.5em;
  background-color: #ffcc00;
  border: none;
  border-radius: 0 10px 10px 0;
  font-weight: bold;
  color: #000;
  font-size: 1em;
  cursor: pointer;
  transition: background 0.3s;
}

.search-form button:hover {
  background-color: #ffdb4d;
}

.suggestion a {
  color: #ffcc00;
  text-decoration: underline;
}

footer {
  margin-top: 4em;
  font-size: 0.9em;
  color: #666;
}