body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 100%;
    max-width: 500px;
}

h1 {
    color: #ff0000;
    margin-bottom: 0.5rem;
}

p {
    color: #666;
    margin-bottom: 2rem;
}

.input-group {
    display: flex;
    gap: 10px;
}

input[type="text"] {
    flex: 1;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 6px;
    outline: none;
    transition: border-color 0.3s;
}

input[type="text"]:focus {
    border-color: #ff0000;
}

button {
    background-color: #ff0000;
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #cc0000;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

#status {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #444;
}

.loading {
    color: #ff8800;
    font-weight: bold;
}

.error {
    color: #d32f2f;
}