/* 重置樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    overflow-x: hidden;
    background-color: #f0f0f0;
}

/* 導覽列樣式 */
.navbar {
    background-color: #f8f9fa;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links a {
    margin: 0 1rem;
    text-decoration: none;
    color: #333;
}

.nav-links a.active {
    color: #007BFF;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    height: 3px;
    width: 25px;
    background: #333;
    margin: 4px 0;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }
}

#game-container {
    position: relative;
    width: 100%;
    height: 80vh;
}

#game-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

#controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.8);
    padding: 10px 20px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.action-buttons {
    margin-top: 10px;
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

button {
    padding: 8px 16px;
    font-size: 14px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #ddd;
}

#action-work {
    background-color: #3498db;
    color: white;
}

#action-work:hover {
    background-color: #2980b9;
}