body {
    font-family: sans-serif;
    text-align: center;
    background: #f8f8f8;
}

#game-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 30px;
    margin: 40px auto;
    max-width: 1200px;
}

#game {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px #ccc;
    padding: 24px 32px;
}

#rules {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px #ccc;
    padding: 20px;
    font-size: 0.9em;
    text-align: left;
}

#rules h3 {
    margin-top: 0;
    color: #1976d2;
    font-size: 1.2em;
}

#rules ul {
    padding-left: 18px;
    margin-bottom: 15px;
}

#rules li {
    margin-bottom: 8px;
    line-height: 1.4;
}

#rules .strategy {
    background: #f5f5f5;
    padding: 10px;
    border-radius: 6px;
    margin-top: 15px;
}

button {
    margin-top: 12px;
    padding: 8px 18px;
    font-size: 1em;
    border-radius: 6px;
    border: none;
    background: #1976d2;
    color: #fff;
    cursor: pointer;
}

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

/* Home link style */
.home-link {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 1000;
    text-decoration: none;
    display: inline-block;
}

.home-link svg {
    vertical-align: middle;
}

.home-link span {
    font-size: 1rem;
    vertical-align: middle;
    color: #333;
}