/*
spacing:
4
8
12
16
24
32
48
64
*/
.app-content {
    flex: 1;
    padding: 0 20px 20px 20px;
    margin-left: 20px;
    transition: margin-left 0.3s ease;
}

.app-content p {
    color: var(--main-title);
}




/* -----------------------------user login----------------------------- */
.app-user-bar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    font-size: 1rem;
    gap: 10px;
    background-color: var(--user-bar-background);
    padding: 10px 20px;
    margin: 15px 0 15px auto;
    border-radius: 8px;
}

.app-user-info {
    display: flex;
    align-items: center;
    gap: 36px;
}

.app-user-info a {
    color: inherit;
    text-decoration: none;
    position: relative;
}

.app-user-info a:not(:first-of-type)::before,
.app-user-info span + a::before {
    content: "•";
    position: absolute;
    left: -18px;
}

.app-user-info a:hover {
    color: #ffffff;
    text-decoration: underline;
}




/* -----------------------------Filters----------------------------- */
.card-filters {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    padding: 20px;
    background-color: var(--filter-background);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 50px;
}

/* edition selector */
.edition-selector {
    display: flex;
    justify-content: center;   /* Centers horizontally */
    align-items: center;       /* Centers vertically */
    gap: 5px;
}

.edition-selector label {
    white-space: nowrap;
}

/* Search Box */
.card-search {
    flex: 1;
    min-width: 250px;
}

.card-search input[type="search"] {
    width: 100%;
    border: 1px solid #6b7285;
    border-radius: 8px;
}

/* common css */
.edition-selector select,
.select-option {
    min-width: 160px;
    border: 1px solid #6b7285;
    border-radius: 8px;
    cursor: pointer;
}

.edition-selector select,
.card-search input[type="search"],
.select-option {
    font-size: 1rem;
    padding: 12px 16px;
    line-height: 1.4;
    box-sizing: border-box;
}

/* Favorite Checkbox */
.favorite-cards {
    display: flex;
    gap: 5px;
}
.favorite-filter {
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    white-space: nowrap;
}

.favorite-filter input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.edition-selector label,
.favorite-filter {
    color: var(--filter-text);
}

#favoritesCount {
    font-size: 1rem;
    background-color: var(--main-title);
    color: var(--favorite-text);
    padding: 10px 14px;
    border-radius: 20px;
    font-weight: 600;
    white-space: nowrap;
}




/* -----------------------------card display----------------------------- */
.category-header {
    display: inline-flex;
    align-items: center;
    gap: 40px;
    cursor: pointer;
    transition: background-color .2s;
}

.category-header:hover {
    background-color: var(--title-background-hover);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.each-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: var(--each-card-background);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    overflow: hidden;
    transition:
        transform .25s ease,
        box-shadow .25s ease;
}

.each-card img {
    display: block;
    width: 100%;
    height: 240px;
    object-fit: contain;
    cursor: pointer;
    transition: transform 0.35s ease;
}

.toggle-icon {
    margin-left: auto;
}

.each-card:hover,
.each-card:focus-visible {
    background: var(--card-hover-background);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.each-card img:hover,
.each-card img:focus-visible {
    transform: scale(1.06);
}

.card-image:focus-visible {
    outline: 3px solid var(--title-background);
    outline-offset: 4px;
}

.card-save-button,
.buy-card-button {
    font-size: 1rem;
    color: #3b2a12;
    background-color: var(--main-title);
    padding: 4px;
    border-radius: 8px;
    margin: 20px auto 12px auto;
    cursor: pointer;
    transition:
        background .2s ease,
        color .2s ease;
}

.card-save-button:hover,
.buy-card-button:hover {
    background: var(--title-background-hover);
}




/* -----------------------------locked cards----------------------------- */
.locked-card {
    position: relative;
    overflow: hidden;
}

.locked-image {
    width: 100%;
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 50px;
    background-color: #ddd;
    cursor: pointer;
    border-radius: 8px;
}

.locked-card::after {
    content: "Premium edition required";
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.75);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: .9rem;
    white-space: nowrap;
}




/* -----------------------------purchase----------------------------- */
.purchase-box {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    background: var(--filter-background);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,.15);
}


.purchase-box button {
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    background: var(--main-title);
    border: none;
    font-size: 1rem;
}


.purchase-box button:hover {
    background: var(--title-background-hover);
}




/* -----------------------------card modal popup----------------------------- */
.card-modal {
    position: fixed;
    inset: 0;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.card-modal.show {
    display: flex;
}

.card-modal-content {
    position: relative;
    background-color: var(--card-modal-background);
    width: min(1200px, 95vw);
    max-height: 90vh;
    padding: 2rem;
    overflow-y: auto;
    border-radius: 16px;
}

.modal-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 2.5rem;
    align-items: start;
}

.modal-image-column {
    position: relative;
}

.modal-image{
    display:block;
    width: 100%;
    height: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 8px;
}

.modal-title{
    margin-bottom:1.5rem;
}

.modal-meta{
    display:grid;
    gap:.75rem;
    margin-bottom:2rem;
}

.meta-row{
    display:flex;
    justify-content:space-between;
    border-bottom:1px solid #eee;
    padding:.5rem 0;
}

.meta-label{
    font-weight:600;
    color:#666;
}

.modal-description{
    line-height:1.7;
}

/* close button */
.close-modal {
    position: sticky;
    top: 0;
    float: right;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
}

/* Modal navigation */
.modal-navigation {
    display: flex;
    justify-content: center;
    gap: 64px;
    margin-top: 12px;
}

.modal-navigation button {
    width: 64px;
    height: 48px;
}

.close-modal, 
.modal-navigation button {
    color: #fff;
    border: none;
    border-radius: 50%;
    background: var(--main-title);
    font-size: 2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.close-modal:hover,
.modal-navigation button:hover {
    background: var(--title-background-hover);
    color: var(--main-title);
    transform: scale(1.08);
}
























.add-cart-form {
    display: flex;
    align-items: center; /* vertical alignment */
    justify-content: center; /* horizontal centering */
    gap: 8px;
}

.details-button,
.add-cart-form button {
    display: inline-block;
    font-size: 1em;
    font-weight: 500;
    text-decoration: none;
    padding: 5px 10px;
    color: #0056B3;
    background: #E7F1FF;
    border: 2px solid #0056B3;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.details-button:hover,
.add-cart-form button:hover { /* apply to the button inside add-cart-button */
    background: #007BFF;
    color: #ffffff;
}

.add-cart-form input[type="number"] {
    width: 60px;
    margin-left: 5px;
    padding: 8px 8px;
    border-radius: 5px;
}




.cart-icon-container {
    display: flex;
    width: 100%;
    justify-content: flex-end;
    position: sticky; /* sticky must be used with top */
    top: 10px;
    padding-right: 10px;
    z-index: 1000000;
}

.cart-icon-container p {
    margin: 0;
}

.cart-icon {
    position: relative;
    align-items: center;
    text-decoration: underline;
    color: #000;
}

.cart-count {
    position: absolute;
    top: -6px;
    right: -3px;
    background: red;
    color: white;
    font-size: 1.2em;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 50%;
    transition: transform 0.2s ease;
}

.cart-count.update {
    transform: scale(1.5);
}










@media (max-width: 768px) {
    .app-content {
        margin-left: 0;
    }
    
    
    
    
    .card-filters {
        gap: 20px;
        flex-direction: column;
        align-items: stretch;
    }
    
    .edition-selector select {
        max-width: none;
        width: 100%;
    }
    
    .card-search {
        width: 100%;
    }

    .select-option {
        width: 100%;
    }

    .favorite-filter {
        justify-content: center;
    }
    
    
    
    
    .modal-layout {
        grid-template-columns: 1fr;
    }
    
    
    .product-buttons a {
        display: block;
        margin: 5px 0;
        width: fit-content;
    }

    .cart-count {
        font-size: 1em;
    }
}