/**
 * AutoRetrofit - Shop Page Styles
 */

/* ===================================
   Shop Header
   =================================== */

.shop-header {
    padding: calc(var(--navbar-height) + var(--space-12)) 0 var(--space-12);
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
}

.shop-header-content {
    text-align: center;
}

.shop-header h1 {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-3);
}

.shop-header p {
    color: var(--color-text-secondary);
    margin: 0;
}

/* ===================================
   Shop Layout
   =================================== */

.shop-main {
    padding: var(--space-12) 0;
}

.shop-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    gap: var(--space-8);
}

/* ===================================
   Shop Sidebar
   =================================== */

.shop-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding: var(--space-6);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    height: fit-content;
    position: sticky;
    top: calc(var(--navbar-height) + var(--space-6));
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.sidebar-header h3 {
    font-size: var(--text-lg);
}

.clear-filters {
    color: var(--color-accent);
    font-size: var(--text-sm);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.clear-filters:hover {
    color: var(--color-accent-light);
}

/* ===================================
   Shop Toolbar
   =================================== */

.shop-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.results-count {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.results-count span {
    color: var(--color-text-primary);
    font-weight: var(--font-semibold);
}

.toolbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.filter-toggle {
    display: none;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    cursor: pointer;
}

.filter-toggle svg {
    width: 16px;
    height: 16px;
}

.sort-select {
    padding: var(--space-2) var(--space-8) var(--space-2) var(--space-4);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--text-sm);
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2371717a' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 14px;
}

/* ===================================
   Products Grid
   =================================== */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

/* ===================================
   Loading State
   =================================== */

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16);
    color: var(--color-text-tertiary);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-4);
}

/* ===================================
   Empty State
   =================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-16);
    text-align: center;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    color: var(--color-text-tertiary);
    opacity: 0.5;
    margin-bottom: var(--space-6);
}

.empty-state h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.empty-state p {
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-6);
}

/* ===================================
   Cart Sidebar
   =================================== */

.cart-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal-backdrop);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    max-width: 100%;
    height: 100vh;
    background: var(--color-bg-secondary);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    transition: right var(--transition-base);
    z-index: var(--z-modal);
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.cart-header h3 {
    font-size: var(--text-lg);
}

.cart-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.cart-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.cart-close svg {
    width: 18px;
    height: 18px;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6);
}

.cart-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cart-item-image svg {
    width: 32px;
    height: 32px;
    color: var(--color-text-tertiary);
    opacity: 0.5;
}

.cart-item-details {
    flex: 1;
    min-width: 0;
}

.cart-item-title {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    margin-bottom: var(--space-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-price {
    font-size: var(--text-sm);
    color: var(--color-accent);
    font-weight: var(--font-semibold);
}

.cart-item-remove {
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.cart-item-remove:hover {
    color: var(--color-error);
}

.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    text-align: center;
    color: var(--color-text-tertiary);
}

.cart-empty svg {
    width: 48px;
    height: 48px;
    opacity: 0.5;
    margin-bottom: var(--space-4);
}

.cart-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

.total-amount {
    font-family: var(--font-heading);
    font-weight: var(--font-bold);
    color: var(--color-accent);
}

/* ===================================
   Product Modal
   =================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal-backdrop);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.product-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal);
}

.product-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-image {
    aspect-ratio: 1;
    background: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image svg {
    width: 80px;
    height: 80px;
    color: var(--color-text-tertiary);
    opacity: 0.3;
}

.modal-details {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
}

.modal-category {
    font-size: var(--text-xs);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.modal-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

.modal-price {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.modal-price-current {
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-accent);
}

.modal-price-original {
    font-size: var(--text-lg);
    color: var(--color-text-tertiary);
    text-decoration: line-through;
}

.modal-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: var(--leading-relaxed);
}

.modal-features {
    margin-bottom: var(--space-6);
}

.modal-features h4 {
    font-size: var(--text-sm);
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

.modal-features ul {
    list-style: none;
}

.modal-features li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

.modal-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.modal-meta {
    display: flex;
    gap: var(--space-6);
    padding: var(--space-4);
    background: var(--color-bg-card);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-6);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.meta-item span:first-child {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.meta-item span:last-child {
    font-size: var(--text-sm);
    color: var(--color-text-primary);
    font-weight: var(--font-medium);
}

.modal-actions {
    margin-top: auto;
}

/* ===================================
   Responsive
   =================================== */

@media (max-width: 1024px) {
    .shop-layout {
        grid-template-columns: 1fr;
    }
    
    .shop-sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 320px;
        height: 100vh;
        border-radius: 0;
        z-index: var(--z-modal);
        transition: left var(--transition-base);
    }
    
    .shop-sidebar.active {
        left: 0;
    }
    
    .filter-toggle {
        display: flex;
    }
}

@media (max-width: 768px) {
    .cart-sidebar {
        width: 100%;
    }
    
    .modal-content {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        aspect-ratio: 16/9;
    }
}

@media (max-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .shop-toolbar {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-4);
    }
    
    .toolbar-actions {
        width: 100%;
        justify-content: space-between;
    }
}