body {
    font-family: 'Montserrat', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background-color: #34495e; /* Dark background */
    color: #ecf0f1;
}

#game-container {
    background-color: #2c3e50;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    text-align: center;
    max-width: 550px;
    width: 90%;
}

h1 {
    color: #f1c40f; /* Yellow */
    margin-bottom: 20px;
}

#status-area {
    font-size: 1.1em;
    margin-bottom: 20px;
}

/* --- Click Target Area (The main screen) --- */
#click-target {
    width: 100%;
    height: 250px;
    background-color: #34495e; /* Default blue-grey */
    border: 3px solid #f1c40f;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    margin-bottom: 20px;
    transition: background-color 0.3s ease;
}

#message {
    font-size: 2em;
    font-weight: bold;
    margin: 0;
    user-select: none;
}

/* STATE 1: WAIT (After starting, before sound) */
.wait {
    background-color: #e67e22; /* Orange */
}

/* STATE 2: CLICK NOW (After sound) */
.click-now {
    background-color: #2ecc71; /* Green */
    cursor: pointer;
}

/* --- Controls --- */
#start-button {
    padding: 15px 30px;
    font-size: 1.2em;
    font-weight: bold;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s;
}

#start-button:hover:not(:disabled) {
    background-color: #2980b9;
}

#start-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}