/* --- Bookshelf Container --- */
.bookshelf {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* --- Month Section --- */
.shelf-section {
    border-bottom: 3px solid #c1bdd6;
    padding-bottom: 10px;
}

.shelf-title {
    font-size: 30px;
    margin-bottom: 15px;
    color: #fff;
    letter-spacing: 1px;
}

/* --- Shelf Row --- */
.shelf {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    padding: 15px;
    background: #c1bdd6;
    border-radius: 8px;
    box-shadow: inset 0 -6px 0 #8782a1;
}

/* --- Book --- */
.book {
    position: relative;
    width: 120px;
    height: 160px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.book:hover {
    transform: translateY(-5px) scale(1.03);
}

/* --- Book Cover Image --- */
.book img.cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
}

/* --- Title Overlay --- */
.book .book-title {
    position: absolute;
    bottom: 5px;
    left: 5px;
    right: 5px;
    font-size: 11px;
    background: rgba(255, 255, 255, 0.9);
    padding: 4px;
    border-radius: 3px;
    text-align: center;
    color: #333;
}

/* --- Favicon Tag --- */
.book .icon {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 18px;
    height: 18px;
    border-radius: 3px;
    background: white;
    padding: 2px;
}