* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
    background: #111;
    color: #f5f5f5;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.wrapper {
    max-width: 1100px;
    width: 100%;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
    color: #ffd45a;
    text-shadow: 0 0 8px rgba(255, 212, 90, 0.5);
}

.game-container {
    background: #222;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 0 20px rgba(0,0,0,0.6);
}

#gameCanvas {
    display: block;
    margin: 0 auto;
    background: linear-gradient(#7dd9ff 0%, #7dd9ff 60%, #5c9f48 60%, #5c9f48 100%);
    border: 3px solid #444;
    border-radius: 6px;
}

.hud {
    display: flex;
    justify-content: space-around;
    margin-top: 10px;
    font-size: 16px;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
}

button, .link-btn {
    background: #333;
    color: #f5f5f5;
    border: 1px solid #555;
    border-radius: 4px;
    padding: 6px 12px;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
}

button:hover, .link-btn:hover {
    background: #444;
}

.help {
    margin-top: 12px;
    font-size: 14px;
}

.help ul {
    padding-left: 20px;
}

footer {
    margin-top: 18px;
    text-align: center;
    font-size: 13px;
    color: #aaa;
}
.lives {
    color: #ff5252;
    font-size: 18px;
}