/* 全局樣式 */
body {
    font-family: "Microsoft JhengHei", sans-serif;
}

/* 導航欄樣式 */
.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

/* 輪播圖樣式 */
.carousel-item img {
    height: 400px;
    object-fit: cover;
}

/* 書籍卡片樣式 */
.book-card {
    transition: transform 0.3s ease;
    margin-bottom: 20px;
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.book-card img {
    height: 250px;
    object-fit: cover;
}

.book-card .card-title {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.book-card .card-text {
    color: #666;
    font-size: 0.9rem;
}

.book-card .price {
    color: #e74c3c;
    font-weight: bold;
    font-size: 1.2rem;
}

/* 頁尾樣式 */
footer {
    margin-top: auto;
}

footer a {
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* 響應式調整 */
@media (max-width: 768px) {
    .carousel-item img {
        height: 300px;
    }
    
    .book-card img {
        height: 200px;
    }
}