/**
 * Shopping Cart Page Styles - Premium Edition
 * Clean, modern, and minimal shopping cart UI
 * Adalya Point E-cigarette Webshop
 */

/* ========== GLOBAL RESET ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #FFFFFF;
    color: #1a1c1e;
    line-height: 1.6;
    overflow-x: hidden;
    font-weight: 400;
}

/* ========== CSS VARIABLES ========== */
:root {
    /* Brand Colors */
    --primary-navy: #0f172a;
    --primary-light: #1e293b;
    --accent-red: #dc2626;
    --accent-gold: #C0A050;
    
    /* Neutrals */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Semantic */
    --success: #059669;
    --warning: #d97706;
    --danger: #dc2626;
    
    /* Typography */
    --font-primary: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Borders & Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== CART PAGE ========== */
.cart-page {
    min-height: 100vh;
    padding-top: 140px; /* Account for sticky header */
    padding-bottom: var(--spacing-3xl);
    background: var(--gray-50);
}

.cart-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========== CART HEADER ========== */
.cart-header {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.cart-header-left {
    display: flex;
    align-items: center;
    flex: 1;
}

.cart-header-right {
    display: flex;
    align-items: center;
}

.cart-title {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--primary-navy);
    margin: 0;
    letter-spacing: 0;
}

.cart-subtitle {
    font-size: 0.9375rem;
    color: var(--gray-600);
    font-weight: 400;
    margin: 0;
    text-align: right;
}

/* ========== CART CONTENT ========== */
.cart-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-2xl);
    align-items: start;
}

/* Desktop: Hide progress bar from grid, position it above */
@media (min-width: 769px) {
    .free-shipping-progress {
        grid-column: 1 / -1;
        margin-bottom: var(--spacing-lg);
    }
}

/* Mobile: Stack items and summary */
@media (max-width: 768px) {
    .cart-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* ========== CART ITEMS ========== */
.cart-items-wrapper {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.cart-items {
    display: flex;
    flex-direction: column;
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: var(--spacing-md);
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
    transition: background-color var(--transition-base);
    position: relative;
}

/* Desktop: Better spacing and layout for cart items */
@media (min-width: 769px) {
    .cart-item {
        padding: var(--spacing-lg);
        grid-template-columns: 120px 1fr auto;
        gap: var(--spacing-lg);
    }
    
    .cart-item-image,
    .cart-item-image-placeholder {
        width: 120px;
        height: 120px;
    }
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item:hover {
    background-color: var(--gray-50);
}

/* Product Image */
.cart-item-image {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-md);
    background: var(--gray-100);
}

.cart-item-image-placeholder {
    width: 100px;
    height: 100px;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 1.5rem;
}

/* Product Info (Center) */
.cart-item-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.cart-item-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary-navy);
    line-height: 1.4;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    max-height: 2.8em;
}

.cart-item-flavor {
    font-size: 0.8125rem;
    color: var(--gray-600);
    font-weight: 400;
    margin-top: 2px;
}

.cart-item-price-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
    flex-wrap: wrap;
}

.cart-item-price {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--primary-navy);
}

.cart-item-compare-price {
    font-size: 0.8125rem;
    font-weight: 400;
    color: var(--gray-500);
    text-decoration: line-through;
}

/* Quantity Controls (Right) */
.cart-item-quantity {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--spacing-sm);
    min-width: 80px;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: #FFFFFF;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-navy);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.quantity-btn:hover:not(:disabled) {
    background: var(--primary-navy);
    color: #FFFFFF;
    transform: scale(1.05);
}

.quantity-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.quantity-input {
    width: 50px;
    text-align: center;
    border: none;
    background: transparent;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-navy);
    padding: 0;
    -moz-appearance: textfield;
}

.quantity-input::-webkit-outer-spin-button,
.quantity-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.quantity-input:focus {
    outline: none;
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    font-size: 1rem;
    padding: var(--spacing-xs);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
}

/* Hide mobile remove button on desktop */
.cart-item-remove-mobile {
    display: none;
}

.cart-item-remove:hover {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
    transform: scale(1.1);
}

/* ========== CART SUMMARY ========== */
.cart-summary {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    position: sticky;
    top: 140px;
}

.summary-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
}

.summary-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-navy);
}

.summary-content {
    margin-bottom: var(--spacing-lg);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.summary-label {
    color: var(--gray-600);
    font-weight: 400;
}

.summary-value {
    color: var(--primary-navy);
    font-weight: 500;
}

.summary-divider {
    height: 1px;
    background: var(--gray-200);
    margin: var(--spacing-md) 0;
}

.summary-total {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--gray-200);
}

.summary-total .summary-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-navy);
}

.summary-total .summary-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #059669;
}

/* ========== FREE SHIPPING PROGRESS BAR ========== */
.free-shipping-progress {
    padding: 16px 20px;
    background: #FFFFFF;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    margin-bottom: var(--spacing-lg);
}

.free-shipping-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.free-shipping-text {
    font-size: 14px;
    font-weight: 500;
    color: #111827;
    line-height: 1.4;
}

.progress-bar-container {
    margin-bottom: 8px;
}

.progress-bar-bg {
    width: 100%;
    height: 4px;
    background: #f3f4f6;
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: #111827;
    border-radius: 2px;
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.free-shipping-amount {
    font-size: 12px;
    color: #6b7280;
    text-align: center;
    font-weight: 400;
    margin-top: 4px;
}

/* Free shipping achieved state */
.free-shipping-progress:has(.progress-bar-fill[style*="100%"]) .progress-bar-fill {
    background: #10b981;
}

.free-shipping-progress:has(.progress-bar-fill[style*="100%"]) .free-shipping-text {
    color: #10b981;
}

/* Mobile: Progress bar above summary */
@media (max-width: 768px) {
    .free-shipping-progress {
        margin-bottom: var(--spacing-md);
        padding: 14px 16px;
    }
    
    .free-shipping-text {
        font-size: 13px;
    }
    
    .free-shipping-amount {
        font-size: 11px;
    }
    
    .progress-bar-bg {
        height: 3px;
    }
}

/* ========== BUTTONS ========== */
.btn-checkout {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--accent-gold);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-primary);
    box-shadow: 0 4px 12px rgba(192, 160, 80, 0.3), 0 2px 4px rgba(192, 160, 80, 0.2);
}

.btn-checkout:hover:not(:disabled) {
    background: #b89040;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(192, 160, 80, 0.4), 0 4px 6px rgba(192, 160, 80, 0.3);
}

.btn-checkout:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-continue-shopping {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-navy);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    padding: var(--spacing-sm) 0;
}

.btn-continue-shopping:hover {
    color: var(--primary-light);
    gap: var(--spacing-md);
}

/* ========== EMPTY CART STATE ========== */
.cart-empty {
    display: none;
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.cart-empty.show {
    display: block;
}

.empty-cart-icon {
    font-size: 4rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

.empty-cart-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-navy);
    margin-bottom: var(--spacing-sm);
}

.empty-cart-text {
    font-size: 1rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 968px) {
    .cart-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .cart-summary {
        position: static;
        order: 2; /* Summary comes after items */
    }
    
    .cart-items-wrapper {
        order: 1; /* Items come first */
    }
    
    .cart-title {
        font-size: 1.375rem;
    }
}

@media (max-width: 768px) {
    .cart-page {
        padding-top: 120px;
        padding-bottom: var(--spacing-xl);
    }
    
    .cart-container {
        padding: 0 var(--spacing-md);
    }
    
    .cart-header {
        margin-top: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
        padding: var(--spacing-sm) var(--spacing-md);
        flex-wrap: wrap;
    }
    
    .cart-header-left {
        flex: 1 1 100%;
    }
    
    .cart-header-right {
        flex: 1 1 100%;
        justify-content: flex-start;
        margin-top: var(--spacing-xs);
    }
    
    .cart-title {
        font-size: 1.25rem;
    }
    
    .cart-subtitle {
        font-size: 0.875rem;
        text-align: left;
    }
    
    /* Mobile layout: image left, title center, remove button top right, quantity bottom right */
    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
        position: relative;
    }
    
    .cart-item-image,
    .cart-item-image-placeholder {
        width: 80px;
        height: 80px;
    }
    
    .cart-item-info {
        grid-column: 2;
        padding-right: 40px; /* Space for remove button */
    }
    
    .cart-item-quantity {
        grid-column: 2;
        grid-row: 2;
        flex-direction: row;
        align-items: center;
        justify-content: flex-end;
        margin-top: var(--spacing-xs);
        padding-top: var(--spacing-xs);
        border-top: 1px solid var(--gray-200);
        min-width: auto;
        width: 100%;
        position: relative;
    }
    
    /* Hide remove button in quantity container on mobile */
    .cart-item-quantity .cart-item-remove {
        display: none !important;
    }
    
    /* Show mobile remove button positioned absolutely - top right of cart item */
    .cart-item-remove-mobile {
        position: absolute !important;
        top: var(--spacing-sm) !important;
        right: var(--spacing-sm) !important;
        z-index: 100 !important;
        margin: 0 !important;
        display: flex !important;
        background: rgba(255, 255, 255, 0.95) !important;
        box-shadow: none !important;
        border: 1px solid var(--gray-200) !important;
    }
    
    .cart-item-title {
        font-size: 0.875rem;
        -webkit-line-clamp: 2;
        max-height: 2.5em;
    }
    
    .cart-item-flavor {
        font-size: 0.75rem;
    }
    
    .cart-item-price {
        font-size: 0.875rem;
    }
    
    .cart-item-compare-price {
        font-size: 0.75rem;
    }
    
    .quantity-controls {
        padding: 2px;
        gap: 4px;
    }
    
    .quantity-btn {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }
    
    .quantity-input {
        width: 40px;
        font-size: 0.875rem;
    }
    
    .cart-item-remove {
        font-size: 0.75rem;
    }
    
    .summary-total .summary-value {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .cart-header {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .cart-header-left {
        flex: 1 1 100%;
    }
    
    .cart-header-right {
        flex: 1 1 100%;
        justify-content: flex-start;
        margin-top: 2px;
    }
    
    .cart-title {
        font-size: 1.125rem;
    }
    
    .cart-subtitle {
        font-size: 0.8125rem;
        text-align: left;
    }
    
    /* Keep same layout: image left, title center, quantity right */
    .cart-item {
        grid-template-columns: 80px 1fr auto;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }
    
    .cart-item-image,
    .cart-item-image-placeholder {
        width: 80px;
        height: 80px;
    }
    
    .cart-item-title {
        font-size: 0.9375rem;
    }
    
    .cart-item-flavor {
        font-size: 0.8125rem;
    }
    
    .cart-item-price {
        font-size: 0.875rem;
    }
    
    .quantity-controls {
        padding: 2px;
        gap: 4px;
    }
    
    .quantity-btn {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }
    
    .quantity-input {
        width: 40px;
        font-size: 0.875rem;
    }
    
    .cart-item-remove {
        font-size: 0.8125rem;
    }
}