/* ============================================
   MODERN CART PAGE STYLES
   Mobile-First Responsive Design
   ============================================ */

/* Global Mobile Fix */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

* {
    box-sizing: border-box;
}

:root {
    --cart-primary: #652d2c;
    --cart-primary-hover: #4a1f1e;
    --cart-success: #10b981;
    --cart-danger: #ef4444;
    --cart-warning: #f59e0b;
    --cart-info: #3b82f6;
    --cart-bg: #f9fafb;
    --cart-surface: #ffffff;
    --cart-border: #e5e7eb;
    --cart-text-primary: #111827;
    --cart-text-secondary: #6b7280;
    --cart-text-muted: #9ca3af;
    --cart-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --cart-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --cart-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --cart-radius-sm: 8px;
    --cart-radius-md: 12px;
    --cart-radius-lg: 16px;
    --cart-transition: all 0.3s ease;
}

/* ============================================
   CART PAGE LAYOUT
   ============================================ */
.cart-page {
    min-height: 100vh;
    background: var(--cart-bg);
    padding: 1.5rem 0 3rem;
    width: 100%;
    overflow-x: hidden;
}

.cart-page .container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
    box-sizing: border-box;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.cart-header {
    margin-bottom: 1.5rem;
}

.header-content {
    text-align: center;
    margin-bottom: 1rem;
}

.page-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--cart-text-primary);
    margin-bottom: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.page-title i {
    color: var(--cart-primary);
    font-size: 0.85em;
}

.page-subtitle {
    font-size: clamp(0.875rem, 2vw, 0.9375rem);
    color: var(--cart-text-secondary);
    margin: 0;
}

/* Continue Shopping Button at Top */
.btn-continue-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1.25rem;
    background: var(--cart-surface);
    color: var(--cart-text-primary);
    text-decoration: none;
    border-radius: var(--cart-radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    border: 1.5px solid var(--cart-border);
    transition: var(--cart-transition);
    box-shadow: var(--cart-shadow-sm);
}

.btn-continue-top:hover {
    border-color: var(--cart-primary);
    color: var(--cart-primary);
    background: var(--cart-bg);
    transform: translateX(-4px);
    box-shadow: var(--cart-shadow);
}

.btn-continue-top i {
    font-size: 1.125rem;
    transition: var(--cart-transition);
}

.btn-continue-top:hover i {
    transform: translateX(-4px);
}

/* ============================================
   EMPTY CART STATE
   ============================================ */
.empty-cart {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--cart-surface);
    border-radius: var(--cart-radius-lg);
    box-shadow: var(--cart-shadow);
}

.empty-cart-icon {
    font-size: 6rem;
    color: var(--cart-text-muted);
    margin-bottom: 1.5rem;
}

.empty-cart-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--cart-text-primary);
    margin-bottom: 0.75rem;
}

.empty-cart-text {
    font-size: 1.0625rem;
    color: var(--cart-text-secondary);
    margin-bottom: 2rem;
}

.btn-continue-shopping {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 1rem 2rem;
    background: var(--cart-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--cart-radius-md);
    font-weight: 600;
    font-size: 1.0625rem;
    transition: var(--cart-transition);
    box-shadow: var(--cart-shadow);
}

.btn-continue-shopping:hover {
    background: var(--cart-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--cart-shadow-lg);
    color: white;
}

/* ============================================
   CART LAYOUT
   ============================================ */
.cart-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .cart-layout {
        grid-template-columns: 1fr 360px;
    }
}

/* ============================================
   CART ITEMS SECTION
   ============================================ */
.cart-items-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.cart-item {
    background: var(--cart-surface);
    border-radius: var(--cart-radius-sm);
    padding: 0.875rem;
    box-shadow: var(--cart-shadow-sm);
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 0.875rem;
    transition: var(--cart-transition);
    border: 1px solid var(--cart-border);
}

.cart-item:hover {
    box-shadow: var(--cart-shadow);
    border-color: var(--cart-primary);
}

/* Item Image - 3:4 Portrait Ratio Thumbnail */
.item-image {
    width: 60px;
    height: 80px;
    border-radius: 6px;
    overflow: hidden;
    background: var(--cart-bg);
    flex-shrink: 0;
}

.item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Item Details */
.item-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.item-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--cart-text-primary);
    margin: 0;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1875rem 0.625rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.color-badge {
    background: #dbeafe;
    color: #1e40af;
}

.size-badge {
    background: #fef3c7;
    color: #92400e;
}

.item-price-mobile {
    font-size: 1rem;
    font-weight: 700;
    color: var(--cart-primary);
    display: block;
}

.item-price-desktop {
    display: none;
}

/* Item Actions */
.item-actions {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-top: 0.375rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--cart-border);
}

/* Quantity Control */
.quantity-control {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    background: var(--cart-bg);
    border-radius: 6px;
    padding: 0.1875rem;
}

.qty-btn {
    width: 30px;
    height: 30px;
    border: none;
    background: var(--cart-surface);
    color: var(--cart-text-primary);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--cart-transition);
    box-shadow: var(--cart-shadow-sm);
}

.qty-btn:hover {
    background: var(--cart-primary);
    color: white;
    transform: scale(1.05);
}

.qty-btn:active {
    transform: scale(0.95);
}

.qty-value {
    min-width: 35px;
    text-align: center;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--cart-text-primary);
}

.item-subtotal {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--cart-primary);
}

.btn-remove {
    width: 34px;
    height: 34px;
    border: none;
    background: #fee2e2;
    color: var(--cart-danger);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--cart-transition);
}

.btn-remove:hover {
    background: var(--cart-danger);
    color: white;
    transform: scale(1.05);
}


/* ============================================
   ORDER SUMMARY SECTION
   ============================================ */
.order-summary-section {
    position: relative;
}

.summary-card {
    background: var(--cart-surface);
    border-radius: var(--cart-radius-sm);
    padding: 1.25rem;
    box-shadow: var(--cart-shadow);
    position: sticky;
    top: 100px;
    border: 1px solid var(--cart-border);
}

.section-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--cart-text-primary);
    margin-bottom: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.section-title i {
    color: var(--cart-primary);
    font-size: 1.125rem;
}

.summary-divider {
    height: 1px;
    background: var(--cart-border);
    margin: 1.125rem 0;
}

/* ============================================
   COUPON SECTION
   ============================================ */
.coupon-section {
    margin-bottom: 1.5rem;
}

/* Coupon Form */
.coupon-form {
    margin-top: 1rem;
}

.coupon-input-group {
    display: flex;
    gap: 0.5rem;
}

.coupon-input {
    flex: 1;
    padding: 0.75rem 0.875rem;
    border: 1.5px solid var(--cart-border);
    border-radius: 6px;
    font-size: 0.875rem;
    transition: var(--cart-transition);
    text-transform: uppercase;
}

.coupon-input:focus {
    outline: none;
    border-color: var(--cart-primary);
}

.btn-apply-coupon {
    padding: 0.75rem 1.25rem;
    background: var(--cart-primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--cart-transition);
    white-space: nowrap;
}

.btn-apply-coupon:hover {
    background: var(--cart-primary-hover);
    transform: translateY(-2px);
}

/* Applied Coupon */
.applied-coupon {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-radius: var(--cart-radius-md);
    border: 2px solid var(--cart-success);
    margin-top: 1rem;
}

.coupon-info {
    flex: 1;
}

.coupon-code-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: #065f46;
    font-size: 1rem;
    margin-bottom: 0.375rem;
}

.coupon-code-badge i {
    color: var(--cart-success);
    font-size: 1.25rem;
}

.coupon-discount {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.discount-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: #065f46;
    background: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

.btn-remove-coupon {
    width: 36px;
    height: 36px;
    border: none;
    background: white;
    color: var(--cart-danger);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: var(--cart-transition);
    flex-shrink: 0;
}

.btn-remove-coupon:hover {
    background: var(--cart-danger);
    color: white;
    transform: scale(1.1);
}

/* ============================================
   SUMMARY DETAILS
   ============================================ */
.summary-details {
    margin-top: 1.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
}

.summary-label {
    color: var(--cart-text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.summary-value {
    font-weight: 600;
    color: var(--cart-text-primary);
}

.discount-row {
    color: var(--cart-success);
}

.discount-row .summary-label,
.discount-row .summary-value {
    color: var(--cart-success);
}

.discount-badge {
    display: inline-block;
    background: var(--cart-success);
    color: white;
    padding: 0.125rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
}

.free-shipping {
    color: var(--cart-success);
    font-weight: 700;
}

/* Free Shipping Notice */
.free-shipping-notice {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid var(--cart-warning);
    border-radius: var(--cart-radius-sm);
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.875rem;
    color: #92400e;
    margin-bottom: 1rem;
}

.free-shipping-notice i {
    color: var(--cart-warning);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.free-shipping-achieved {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border: 2px solid var(--cart-success);
    border-radius: var(--cart-radius-sm);
    padding: 0.875rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.875rem;
    color: #065f46;
    font-weight: 600;
    margin-bottom: 1rem;
}

.free-shipping-achieved i {
    color: var(--cart-success);
    font-size: 1.25rem;
}

/* Total Row */
.total-row {
    margin-top: 1.125rem;
    padding-top: 1.125rem;
    border-top: 2px solid var(--cart-border);
    font-size: 1.125rem;
}

.total-row .summary-label,
.total-row .summary-value {
    font-weight: 700;
    color: var(--cart-text-primary);
}

.total-row .summary-value {
    color: var(--cart-primary);
    font-size: 1.375rem;
}

/* ============================================
   CHECKOUT BUTTON
   ============================================ */
.btn-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--cart-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--cart-radius-sm);
    font-weight: 700;
    font-size: 1rem;
    margin-top: 1.25rem;
    transition: var(--cart-transition);
    box-shadow: var(--cart-shadow);
}

.btn-checkout:hover {
    background: var(--cart-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--cart-shadow-lg);
    color: white;
}

.btn-checkout i {
    font-size: 1.125rem;
}

/* Security Badge */
.security-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.75rem;
    background: var(--cart-bg);
    border-radius: var(--cart-radius-sm);
    font-size: 0.875rem;
    color: var(--cart-text-secondary);
}

.security-badge i {
    color: var(--cart-success);
    font-size: 1.125rem;
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background: white;
    border-radius: var(--cart-radius-md);
    box-shadow: var(--cart-shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--cart-transition);
}

.toast-notification.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-success {
    border-left: 4px solid var(--cart-success);
    color: var(--cart-success);
}

.toast-error {
    border-left: 4px solid var(--cart-danger);
    color: var(--cart-danger);
}

.toast-info {
    border-left: 4px solid var(--cart-info);
    color: var(--cart-info);
}

.toast-notification i {
    font-size: 1.5rem;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet (768px+) */
@media (min-width: 768px) {
    .cart-item {
        grid-template-columns: 70px 1fr auto;
        gap: 1rem;
        padding: 1rem;
    }
    
    .item-image {
        width: 70px;
        height: 93px;
    }
    
    .item-actions {
        grid-column: 3;
        flex-direction: column;
        align-items: flex-end;
        justify-content: space-between;
        margin-top: 0;
        border-top: none;
        padding-top: 0;
    }
    
    .item-price-mobile {
        display: none;
    }
    
    .item-price-desktop {
        display: block;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--cart-text-secondary);
    }
    
    .item-name {
        font-size: 1rem;
    }
    
    .item-subtotal {
        font-size: 1.25rem;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .cart-page {
        padding: 2rem 0 4rem;
    }
    
    .cart-header {
        margin-bottom: 2rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1.5rem;
    }
    
    .header-content {
        flex: 1;
        text-align: left;
        margin-bottom: 0;
    }
    
    .page-title {
        justify-content: flex-start;
    }
    
    .btn-continue-top {
        width: auto;
        min-width: 180px;
        flex-shrink: 0;
    }
    
    .summary-card {
        top: 100px;
    }
    
    .cart-items-section {
        gap: 0.875rem;
    }
}

/* Mobile Optimizations */
@media (max-width: 767px) {
    * {
        box-sizing: border-box;
    }
    
    .cart-page {
        padding: 1.5rem 0 3rem;
        width: 100vw;
        overflow-x: hidden;
    }
    
    .cart-page .container {
        padding: 0 0.75rem;
        max-width: 100%;
    }
    
    .cart-header {
        margin-bottom: 1.5rem;
        width: 100%;
    }
    
    .cart-item {
        padding: 1rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .item-details {
        min-width: 0;
        overflow: hidden;
    }
    
    .item-name {
        max-width: 100%;
        overflow: hidden;
    }
    
    .summary-card {
        position: relative;
        top: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .coupon-input-group {
        flex-wrap: wrap;
    }
    
    .coupon-input {
        min-width: 0;
    }
    
    .btn-apply-coupon {
        flex-shrink: 0;
    }
    
    .toast-notification {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
    }
}

/* Small Mobile (480px and below) */
@media (max-width: 480px) {
    .cart-page .container {
        padding: 0 0.5rem;
    }
    
    .cart-item {
        grid-template-columns: 55px 1fr;
        gap: 0.75rem;
        padding: 0.875rem;
    }
    
    .item-image {
        width: 55px;
        height: 73px;
    }
    
    .item-name {
        font-size: 0.875rem;
    }
    
    .item-price-mobile {
        font-size: 1rem;
    }
    
    .quantity-control {
        flex: 1;
        max-width: 140px;
    }
    
    .qty-btn {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }
    
    .qty-value {
        min-width: 35px;
        font-size: 0.9375rem;
    }
    
    .item-subtotal {
        font-size: 1rem;
    }
    
    .btn-remove {
        width: 34px;
        height: 34px;
        font-size: 1rem;
    }
    
    .summary-card {
        padding: 1.25rem;
    }
    
    .section-title {
        font-size: 1rem;
    }
    
    .btn-checkout {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
}