body {
    font-family: 'Segoe UI', Tahoma, sans-serif;
    margin: 20px;
    background-color: #f5f7fa;
}
/* Header */
header {
    text-align: center;
    margin-bottom: 20px;
}

/* Search Section */
#search-section {
    text-align: center;
    margin-bottom: 20px;
}

#search-input {
    width: 300px;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
}

#search-button {
    padding: 10px 15px;
    border: none;
    background-color: #4CAF50;
    color: white;
    border-radius: 8px;
    cursor: pointer;
}

#search-button:hover {
    background-color: #45a049;
}

/* Grid Layout */

.grid-view {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
}

.list-view .book-card {
    display: flex;
    gap: 15px;
}

#results-container,
#collection-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 20px;
}

/* Book Cards */
.book-card {
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    background: white;
    cursor: pointer;
}

.book-card:hover {
    transform: scale(1.05);
}

.details-card {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.book-image {
    width: 100%;
    border-radius: 8px;
}

/* Details Panel */
#details-container {
    margin-top: 30px;
    padding: 20px;
    background: white;
    border-radius: 12px;
}

/* Pagination */
#pagination-container {
    text-align: center;
    margin: 20px 0;
}

.pagination-button {
    margin: 5px;
    padding: 8px 12px;
    border: none;
    background: #ddd;
    border-radius: 6px;
    cursor: pointer;
}

.pagination-button:hover {
    background: #bbb;
}

.pagination-button.active {
    background: #4CAF50;
    color: white;
}