/* =============================================================================
   Shop — Product Listing Grid + Product Detail
   ============================================================================= */

@media only screen and (min-width: 0rem) {
    #shop {
        padding: var(--sectionPadding);
    }
    #shop .cs-container {
        width: 100%;
        max-width: 80rem;
        margin: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: clamp(3rem, 6vw, 4rem);
    }
    #shop .cs-content {
        text-align: center;
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    #shop .cs-card-group {
        width: 100%;
        margin: 0;
        padding: 0;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: clamp(1rem, 2vw, 1.25rem);
        row-gap: 2rem;
    }
    #shop .cs-item {
        list-style: none;
        width: 100%;
    }
    #shop .cs-link {
        text-decoration: none;
        display: flex;
        flex-direction: column;
        border-radius: 0.75rem;
        overflow: hidden;
        background: #fff;
        border: 1px solid #e7e7e8;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
        transition: box-shadow 0.3s, transform 0.3s;
    }
    #shop .cs-link:hover {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
        transform: translateY(-2px);
    }
    #shop .cs-picture {
        display: block;
        width: 100%;
        height: clamp(12rem, 50vw, 18rem);
        overflow: hidden;
    }
    #shop .cs-picture img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s;
    }
    #shop .cs-link:hover .cs-picture img {
        transform: scale(1.05);
    }
    #shop .cs-text-box {
        padding: 1.25rem;
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
        flex: 1;
    }
    #shop .cs-h3 {
        font-size: 1.125rem;
        font-weight: 700;
        line-height: 1.3;
        margin: 0;
        color: var(--headerColor);
    }
    #shop .cs-item-text {
        font-size: 0.875rem;
        line-height: 1.5;
        color: var(--bodyTextColor);
        margin: 0;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    #shop .cs-flex {
        display: flex;
        align-items: baseline;
        gap: 0.5rem;
        margin-top: auto;
    }
    #shop .cs-price {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--primary);
        line-height: 1.2;
    }
    #shop .cs-was-price {
        font-size: 0.9rem;
        font-weight: 600;
        color: #999;
        text-decoration: line-through;
        line-height: 1.2;
    }
}

@media only screen and (min-width: 31.25rem) {
    #shop .cs-card-group {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media only screen and (min-width: 64rem) {
    #shop .cs-card-group {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- Dark Mode --- */
@media only screen and (min-width: 0rem) {
    body.dark-mode #shop .cs-link {
        background: var(--dark);
        border-color: var(--dark);
    }
    body.dark-mode #shop .cs-h3 {
        color: var(--bodyTextColorWhite);
    }
    body.dark-mode #shop .cs-item-text {
        color: var(--bodyTextColorWhite);
        opacity: 0.8;
    }
    body.dark-mode #shop .cs-price {
        color: var(--primaryLight);
    }
}

/* =============================================================================
   Product Detail Page
   ============================================================================= */

@media only screen and (min-width: 0rem) {
    #product-detail {
        padding: var(--sectionPadding);
    }
    #product-detail .cs-container {
        width: 100%;
        max-width: 80rem;
        margin: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: clamp(2rem, 5vw, 3rem);
    }
    #product-detail .cs-image-group {
        width: 100%;
    }
    #product-detail .cs-picture {
        display: block;
        width: 100%;
        height: clamp(16rem, 60vw, 28rem);
        border-radius: 0.75rem;
        overflow: hidden;
    }
    #product-detail .cs-picture img {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }
    #product-detail .cs-product-info {
        width: 100%;
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    #product-detail .cs-title {
        font-size: clamp(1.5rem, 3vw, 2.25rem);
        margin: 0;
    }
    #product-detail .cs-pricing {
        display: flex;
        align-items: baseline;
        gap: 0.5rem;
    }
    #product-detail .cs-price {
        font-size: clamp(1.25rem, 3vw, 1.75rem);
        font-weight: 700;
        color: var(--primary);
    }
    #product-detail .cs-was-price {
        font-size: 1rem;
        font-weight: 600;
        color: #999;
        text-decoration: line-through;
    }
    #product-detail .cs-text {
        color: var(--bodyTextColor);
        line-height: 1.6;
        margin: 0;
    }
    #product-detail .cs-variants {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    #product-detail .cs-option {
        font-weight: 700;
        font-size: 0.875rem;
        color: var(--bodyTextColor);
    }
    #product-detail .cs-boxes {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    #product-detail .cs-box {
        display: flex;
        align-items: center;
        padding: 0.5rem 1.25rem;
        border: 1px solid #e7e7e8;
        border-radius: 6.25rem;
        cursor: pointer;
        font-size: 0.9rem;
        position: relative;
    }
    #product-detail .cs-box input[type="radio"] {
        position: absolute;
        opacity: 0;
        width: 0;
        height: 0;
    }
    #product-detail .cs-box:has(input:checked) {
        border: 2px solid var(--primary);
    }
    #product-detail .cs-button-solid {
        display: inline-block;
        text-decoration: none;
        text-align: center;
        font-weight: 700;
        color: #fff;
        background-color: var(--primary);
        padding: 0 1.5rem;
        line-height: clamp(2.875rem, 5.5vw, 3.5rem);
        border-radius: 0.25rem;
        margin-top: 1rem;
        width: fit-content;
    }
    #product-detail .cs-button-solid:hover {
        opacity: 0.9;
    }
}

@media only screen and (min-width: 64rem) {
    #product-detail .cs-container {
        flex-direction: row;
        align-items: flex-start;
    }
    #product-detail .cs-image-group {
        flex: 1;
        max-width: 40rem;
    }
    #product-detail .cs-picture {
        height: clamp(24rem, 30vw, 32rem);
    }
    #product-detail .cs-product-info {
        flex: 1;
        max-width: 36rem;
    }
}

/* --- Product Detail Dark Mode --- */
@media only screen and (min-width: 0rem) {
    body.dark-mode #product-detail .cs-title,
    body.dark-mode #product-detail .cs-text {
        color: var(--bodyTextColorWhite);
    }
    body.dark-mode #product-detail .cs-text {
        opacity: 0.8;
    }
    body.dark-mode #product-detail .cs-price {
        color: var(--primaryLight);
    }
    body.dark-mode #product-detail .cs-box {
        border-color: var(--dark);
        color: var(--bodyTextColorWhite);
    }
    body.dark-mode #product-detail .cs-option {
        color: var(--bodyTextColorWhite);
    }
}

/* =============================================================================
   Cart Drawer
   ============================================================================= */

.cs-cart-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.5); z-index: 9998;
    opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.cs-cart-overlay.cs-active { opacity: 1; visibility: visible; }

.cs-cart-drawer {
    position: fixed; top: 0; right: 0; width: 100%; max-width: 24rem; height: 100%;
    background: #fff; z-index: 9999; box-shadow: -4px 0 20px rgba(0,0,0,0.15);
    display: flex; flex-direction: column;
    transform: translateX(100%); transition: transform 0.3s ease;
}
.cs-cart-drawer.cs-active { transform: translateX(0); }

.cs-cart-drawer-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.25rem 1.5rem; border-bottom: 1px solid #e7e7e8;
}
.cs-cart-drawer-header h3 { margin: 0; font-size: 1.25rem; }
.cs-cart-drawer-close {
    background: none; border: none; font-size: 1.75rem; cursor: pointer;
    color: #666; line-height: 1; padding: 0;
}

.cs-cart-drawer-items { flex: 1; overflow-y: auto; padding: 1rem 1.5rem; }

.cs-cart-drawer-footer {
    padding: 1rem 1.5rem; border-top: 1px solid #e7e7e8;
    display: flex; flex-direction: column; gap: 0.75rem;
}

/* Shared cart item styles (drawer + page) */
.cs-cart-item {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.75rem 0; border-bottom: 1px solid #f0f0f0;
}
.cs-cart-item-img {
    width: 3.75rem; height: 3.75rem; object-fit: cover; border-radius: 0.5rem; flex-shrink: 0;
}
.cs-cart-item-info { flex: 1; min-width: 0; }
.cs-cart-item-name { font-weight: 600; font-size: 0.9rem; color: var(--headerColor); }
.cs-cart-item-price { font-size: 0.8rem; color: var(--bodyTextColor); margin-top: 0.125rem; }
.cs-cart-item-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

.cs-cart-qty {
    display: flex; align-items: center; gap: 0; border: 1px solid #e7e7e8; border-radius: 0.25rem;
}
.cs-cart-qty-btn {
    background: none; border: none; cursor: pointer; font-size: 1rem; padding: 0.25rem 0.5rem;
    color: var(--bodyTextColor); line-height: 1;
}
.cs-cart-qty-btn:hover { color: var(--primary); }
.cs-cart-qty-num { font-size: 0.85rem; min-width: 1.5rem; text-align: center; }

.cs-cart-remove {
    background: none; border: none; cursor: pointer; font-size: 1.25rem; color: #999;
    padding: 0.25rem; line-height: 1;
}
.cs-cart-remove:hover { color: var(--primary); }

.cs-cart-total-row {
    display: flex; justify-content: space-between; font-weight: 700; font-size: 1.1rem;
}

/* Cart icon in nav */
.cs-cart-icon {
    background: none; border: none; cursor: pointer; position: relative;
    display: flex; align-items: center; color: var(--headerColor); padding: 0.25rem;
}
.cs-cart-badge {
    position: absolute; top: -4px; right: -6px;
    background: var(--primary); color: #fff; font-size: 0.65rem; font-weight: 700;
    width: 1.1rem; height: 1.1rem; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; line-height: 1;
}

/* Cart page */
#cart-page { padding: var(--sectionPadding); }
#cart-page .cs-container { max-width: 50rem; margin: auto; width: 100%; }
#cart-page .cs-title { margin-bottom: 1.5rem; }
#cart-page .cs-cart-page-item { padding: 1rem 0; }
#cart-page .cs-cart-page-item .cs-cart-item-img { width: 5rem; height: 5rem; }
.cs-cart-summary { margin-top: 1.5rem; padding-top: 1rem; border-top: 2px solid #e7e7e8; display: flex; flex-direction: column; gap: 1rem; }

/* Cart drawer dark mode */
body.dark-mode .cs-cart-drawer { background: var(--dark); }
body.dark-mode .cs-cart-drawer-header { border-color: rgba(255,255,255,0.1); }
body.dark-mode .cs-cart-drawer-header h3 { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-drawer-close { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-drawer-footer { border-color: rgba(255,255,255,0.1); }
body.dark-mode .cs-cart-item { border-color: rgba(255,255,255,0.05); }
body.dark-mode .cs-cart-item-name { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-item-price { color: var(--bodyTextColorWhite); opacity: 0.8; }
body.dark-mode .cs-cart-total-row { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-icon { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-qty { border-color: rgba(255,255,255,0.1); }
body.dark-mode .cs-cart-qty-btn { color: var(--bodyTextColorWhite); }
body.dark-mode .cs-cart-remove { color: rgba(255,255,255,0.5); }