/* ===========================
   MEDICINE SHOP
   =========================== */

/* Shop Controls */
.shop-controls {
    margin-bottom: var(--space-xl);
}

.search-box {
    position: relative;
    margin-bottom: var(--space-md);
}

.search-box .search-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    z-index: 2;
}

.search-box input {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-md) calc(var(--space-xl) + var(--space-md));
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.search-box input:focus {
    border-color: var(--farmer-accent);
}

.filter-tabs {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-tab {
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-full);
    background: var(--white);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.filter-tab:hover {
    border-color: var(--farmer-accent);
    background: var(--farmer-light);
}

.filter-tab.active {
    background: linear-gradient(135deg, var(--farmer-accent) 0%, var(--farmer-secondary) 100%);
    color: var(--white);
    border-color: var(--farmer-accent);
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--farmer-accent), var(--farmer-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.product-card:hover::before {
    opacity: 1;
}

.product-icon {
    font-size: 3rem;
    text-align: center;
    margin-bottom: var(--space-sm);
}

.product-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.organic-badge {
    background: linear-gradient(135deg, #81c784, #66bb6a);
    color: var(--white);
}

.product-name {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--gray-900);
}

.product-generic {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--space-sm);
}

.product-use {
    font-size: 0.875rem;
    color: var(--farmer-accent);
    margin-bottom: var(--space-xs);
}

.product-rating {
    font-size: 0.875rem;
    color: #f59e0b;
    margin-bottom: var(--space-xs);
}

.product-dosage {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--space-md);
}

/* Pack Selector */
.pack-selector {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.pack-option {
    cursor: pointer;
}

.pack-option input[type="radio"] {
    display: none;
}

.pack-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.pack-option input:checked+.pack-label {
    border-color: var(--farmer-accent);
    background: var(--farmer-light);
}

.pack-size {
    font-weight: 600;
    color: var(--gray-800);
}

.pack-price {
    font-weight: 700;
    color: var(--farmer-accent);
}

/* Add to Cart Button */
.add-to-cart-btn {
    width: 100%;
    padding: var(--space-md);
    border: none;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--farmer-accent) 0%, var(--farmer-secondary) 100%);
    color: var(--white);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.add-to-cart-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(124, 179, 66, 0.3);
}

/* Cart Icon Button */
.cart-icon-btn {
    position: relative;
    background: linear-gradient(135deg, var(--farmer-accent), var(--farmer-secondary));
    border: none;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.cart-icon-btn:hover {
    transform: scale(1.1);
}

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: var(--white);
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    display: none;
    align-items: center;
    justify-content: center;
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    width: 400px;
    max-width: 90vw;
    background: var(--white);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.2);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.cart-sidebar.hidden {
    transform: translateX(100%);
}

.cart-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.close-cart-btn {
    background: var(--gray-100);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.close-cart-btn:hover {
    background: var(--gray-200);
    transform: rotate(90deg);
}

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

.cart-item {
    display: flex;
    justify-content: space-between;
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: var(--space-md);
}

.cart-item-info h4 {
    margin: 0 0 var(--space-xs) 0;
    font-size: 1rem;
}

.cart-item-info p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.cart-item-price {
    font-weight: 700;
    color: var(--farmer-accent);
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.cart-item-controls button {
    width: 28px;
    height: 28px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    background: var(--white);
    cursor: pointer;
    font-weight: 700;
}

.cart-item-controls .remove-btn {
    background: #fee2e2;
    border-color: #ef4444;
}

.empty-cart {
    text-align: center;
    color: var(--gray-500);
    padding: var(--space-xl);
}

.cart-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--gray-200);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
    font-weight: 700;
}

.total-price {
    color: var(--farmer-accent);
}

.checkout-btn {
    width: 100%;
    padding: var(--space-md);
    border: none;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--farmer-accent), var(--farmer-secondary));
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.checkout-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 16px rgba(124, 179, 66, 0.4);
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    transition: opacity 0.3s ease;
}

.cart-overlay.hidden {
    display: none;
}

/* Cart Notification */
.cart-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: var(--white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 9999;
    transform: translateX(400px);
    transition: transform 0.3s ease;
}

.cart-notification.show {
    transform: translateX(0);
}

.no-products {
    text-align: center;
    color: var(--gray-500);
    padding: var(--space-xl);
    font-size: 1.125rem;
}