body {
    background-color: #fff;
    color: #333;
    font-family: 'Press Start 2P', cursive;
    margin: 0;
    padding: 20px;
}

canvas {
    border: 4px solid #4CAF50;
    margin: 20px auto;
    display: block;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    background-color: #87CEEB;  /* Light blue sky */
}

.instructions {
    text-align: center;
    margin: 20px;
    text-transform: uppercase;
    line-height: 1.6;
}

h2 {
    color: #4CAF50;  /* Fresh green */
    font-size: 2em;
    margin-bottom: 30px;
}

p {
    font-size: 0.8em;
    margin: 10px 0;
    color: #666;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

.stats {
    font-family: monospace;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 10px;
    position: absolute;
    top: 10px;
    right: 10px;
    border-radius: 5px;
}

.controls {
    position: absolute;
    top: 10px;
    left: 10px;
}

button {
    font-family: 'Press Start 2P';
    padding: 10px;
    cursor: pointer;
    background: #4CAF50;
    border: none;
    color: white;
    border-radius: 5px;
}

button:hover {
    background: #45a049;
}

/* Agent selector styling */
.agent-selector {
    margin-top: 20px;
    padding: 15px;
    background: rgba(76, 175, 80, 0.1);
    border: 2px solid #4CAF50;
    border-radius: 5px;
}

.agent-selector div {
    margin-bottom: 10px;
}

.agent-selector label {
    font-size: 0.7em;
    color: #4CAF50;
    text-transform: uppercase;
    margin-right: 10px;
}

select {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.6em;
    padding: 5px 10px;
    background: white;
    border: 2px solid #4CAF50;
    border-radius: 3px;
    color: #333;
    cursor: pointer;
    text-transform: uppercase;
}

select:hover {
    background: #f0f8f1;
}

select:focus {
    outline: none;
    box-shadow: 0 0 5px rgba(76, 175, 80, 0.5);
}

/* Checkbox styling */
input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin: 0 5px;
    accent-color: #4CAF50;
    vertical-align: middle;
    cursor: pointer;
}

/* DQN options panel */
#dqnOptions {
    padding: 10px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 3px;
}

.agent-selector button {
    width: 100%;
    font-size: 0.7em;
    margin-top: 5px;
}

/* Training info section */
.training-info {
    max-width: 700px;
    margin: 40px auto;
    padding: 25px;
    background: #f9f9f9;
    border: 2px solid #4CAF50;
    border-radius: 10px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
}

.training-info h3 {
    color: #4CAF50;
    font-size: 1.5em;
    margin-top: 0;
    margin-bottom: 15px;
    font-family: 'Press Start 2P', cursive;
    text-transform: uppercase;
}

.training-info h4 {
    color: #45a049;
    font-size: 1.1em;
    margin-top: 25px;
    margin-bottom: 10px;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 5px;
}

.training-info p {
    font-size: 1em;
    color: #333;
    margin: 10px 0;
    text-transform: none;
}

.training-info ul {
    list-style: none;
    padding-left: 0;
    margin: 10px 0;
}

.training-info li {
    font-size: 0.95em;
    color: #555;
    margin: 8px 0;
    padding-left: 25px;
    position: relative;
}

.training-info li:before {
    content: "-";
    position: absolute;
    left: 5px;
    color: #4CAF50;
    font-weight: bold;
    font-size: 1em;
    font-family: monospace;
}

.training-info a {
    color: #4CAF50;
    text-decoration: none;
    border-bottom: 1px dotted #4CAF50;
}

.training-info a:hover {
    color: #45a049;
    border-bottom: 1px solid #45a049;
}

.training-info strong {
    color: #333;
    font-weight: 600;
}