/**
 * Enhanced Cart Styles
 * * Comprehensive styling for the NSF Shop cart system
 * Includes responsive design, animations, and accessibility features
 * * @author NSF Development Team
 * @version 2.1
 * @since 2025-01-09
 */

/* Import Design System Theme */
@import url('./theme.css');


/* ==========================================================================
   Positioning Context
   ========================================================================== */

.navbar .navbar-nav, 
.navbar .d-flex {
    position: relative !important;
}

/* ==========================================================================
   Cart Popup Base Styles
   ========================================================================== */

.cart-pop-up {
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    transform: translateX(100%) !important;
    width: 400px !important;
    max-width: 90vw !important;
    height: 100vh !important;
    z-index: 2100 !important;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
    border-radius: 20px 0 0 20px !important;
    background: #ffffff !important;
    overflow: hidden !important;
    box-shadow: none !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    pointer-events: none !important;
}

.cart-pop-up.active {
    transform: translateX(0) !important;
    pointer-events: auto !important;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1) !important;
}

.cart-pop-up * {
    color: var(--nsf-accent) !important;
}

/* ==========================================================================
   Cart Popup Header
   ========================================================================== */

.cart-pop-up-header {
    background: linear-gradient(135deg, var(--nsf-primary) 0%, var(--nsf-secondary) 100%) !important;
    border-radius: 20px 0 0 0 !important;
    padding: 24px 30px !important;
    margin: 0 !important;
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.cart-pop-up-header h2,
.cart-pop-up-header h4,
.cart-pop-up-header h5 {
    color: #ffffff !important;
    margin: 0 !important;
    font-weight: 600 !important;
}

.cart-pop-up-header .btn-close {
    color: #ffffff !important;
    opacity: 1 !important;
    transition: var(--nsf-transition) !important;
    background: none !important;
    border: none !important;
    font-size: 0 !important;
    cursor: pointer !important;
    padding: 0 !important;
    line-height: 1 !important;
    width: 44px !important;
    height: 44px !important;
    position: relative !important;
    border-radius: 12px !important;
}

.cart-pop-up-header .btn-close::before,
.cart-pop-up-header .btn-close::after {
    content: "" !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    width: 26px !important;
    height: 4px !important;
    background: #ffffff !important;
    border-radius: 999px !important;
    transform-origin: center !important;
}

.cart-pop-up-header .btn-close::before {
    transform: translate(-50%, -50%) rotate(45deg) !important;
}

.cart-pop-up-header .btn-close::after {
    transform: translate(-50%, -50%) rotate(-45deg) !important;
}

.cart-pop-up-header .btn-close:hover {
    opacity: 1 !important;
    transform: scale(1.1) !important;
}

/* ==========================================================================
   Cart Items Container
   ========================================================================== */

.cart-items,
#cart-items-container {
    /* padding: 20px 24px 0 24px !important; */
    max-height: calc(100vh - 200px) !important;
    overflow-y: auto !important;
    flex: 1 !important;
    background: #ffffff !important;
}

/* Custom Scrollbar */
.cart-items::-webkit-scrollbar,
#cart-items-container::-webkit-scrollbar {
    width: 6px;
}

.cart-items::-webkit-scrollbar-track,
#cart-items-container::-webkit-scrollbar-track {
    background: var(--nsf-light);
    border-radius: 10px;
}

.cart-items::-webkit-scrollbar-thumb,
#cart-items-container::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--nsf-primary) 0%, var(--nsf-secondary) 100%);
    border-radius: 10px;
}

/* ==========================================================================
   Modern Cart Item Layout (Reference Image Style)
   ========================================================================== */

.cart-item-modern {
    display: grid !important;
    /* Two-row layout:
       Row 1: image | details-top
       Row 2: image | bottom-row (qty left / price right)
    */
    grid-template-columns: 90px 1fr !important;
    grid-template-rows: auto auto !important;
    grid-template-areas:
        "image details"
        "qty price" !important;
    gap: 16px !important;
    padding: 20px 20px !important;
    background: #ffffff !important;
    border-bottom: 1px solid #f0f0f0 !important;
    position: relative !important;
    transition: background-color 0.2s ease;
    animation: slideInUp 0.3s ease-out !important;
    border-radius: 12px !important;
    cursor: pointer !important;
}

.cart-item-modern:hover {
    background-color: #fafafa !important;
    box-shadow: 0 10px 24px rgba(164, 200, 225, 0.18) !important;
    transform: translateY(-2px);
}

.cart-item-modern:hover .cart-item-title {
    color: var(--nsf-primary-dark, #6ea8cf) !important;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cart-item-modern:focus-visible {
    outline: 3px solid rgba(164, 200, 225, 0.85) !important;
    outline-offset: 3px !important;
}

/* --- Column 1: Image --- */
.cart-item-image-container {
    grid-area: image !important;
    width: 90px !important;
    height: 90px !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    background-color: #f8f9fa !important;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05) !important;
}

.cart-item-image-container img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    display: block !important;
}

/* --- Column 2: Details --- */
.cart-item-details-col {
    grid-area: details !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    min-width: 0 !important;
    padding-top: 2px !important;
}

.cart-item-title {
    font-size: 1.1rem !important;
    font-weight: 800 !important;
    color: #2E282A !important;
    line-height: 1.2 !important;
    margin-bottom: 8px !important;
    /* Ensure long words break */
    overflow-wrap: break-word !important;
    word-break: break-word !important;
}

.cart-item-meta {
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
    font-size: 0.9rem !important;
    color: #1a1a1a !important;
    font-weight: 500 !important;
}

.cart-item-meta span {
    display: block;
}

.cart-item-meta-label {
    color: #666;
    font-weight: 400;
    margin-right: 4px;
}

/* --- Quantity Selector (Pill Style) --- */
.cart-qty-area {
    grid-area: qty !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding-left: 0 !important;
}

.cart-qty-pill {
    display: inline-flex !important;
    align-items: center !important;
    background: #ffffff !important;
    border: 1px solid #e0e0e0 !important;
    border-radius: 8px !important;
    padding: 6px 8px !important;
    width: fit-content !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02) !important;
}

.quantity-btn {
    width: 26px !important;
    height: 26px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border: none !important;
    background: transparent !important;
    color: #1a1a1a !important;
    font-size: 1.1rem !important;
    cursor: pointer !important;
    font-weight: 400 !important;
    padding-bottom: 2px !important;
    transition: background-color 0.2s !important;
    border-radius: 4px !important;
}

.quantity-btn:hover:not([disabled]) {
    background-color: #f0f0f0 !important;
}

.quantity-btn[disabled] {
    opacity: 0.3 !important;
    cursor: not-allowed !important;
}

.quantity-display {
    font-weight: 600 !important;
    font-size: 0.95rem !important;
    min-width: 24px !important;
    text-align: center !important;
    color: #1a1a1a !important;
}

/* --- Column 3: Price & Remove --- */
.cart-item-price-col {
    grid-area: price !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-end !important;
    justify-content: center !important;
    text-align: right !important;
}

.cart-price-main {
    font-size: 1.1rem !important;
    font-weight: 800 !important;
    color: #2E282A !important;
    margin-bottom: 4px !important;
}

.cart-price-unit {
    font-size: 0.8rem !important;
    color: #888 !important;
    margin-bottom: auto !important;
}

.cart-remove-btn {
    position: absolute !important;
    top: 14px !important;
    right: 14px !important;
    background: transparent !important;
    border: none !important;
    color: #9aa0a6 !important;
    font-size: 1.2rem !important;
    cursor: pointer !important;
    padding: 6px !important;
    line-height: 1 !important;
    transition: color 0.15s ease, background-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease !important;
    z-index: 20 !important;
    border-radius: 6px !important;
}

.cart-remove-btn:hover {
    color: var(--nsf-error) !important;
    background: rgba(220, 53, 69, 0.12) !important;
    transform: scale(1.12) !important;
    box-shadow: 0 6px 14px rgba(220, 53, 69, 0.18) !important;
}

.cart-remove-btn:focus-visible {
    color: var(--nsf-error) !important;
    background: rgba(220, 53, 69, 0.12) !important;
    outline: 2px solid rgba(220, 53, 69, 0.3) !important;
    outline-offset: 2px !important;
}

/* Cart-count styling is consolidated in `assets/css/navbar.css`. */

.cart-summary-panel {
    padding: 20px 16px 16px 16px;
    border-top: 2px solid #A4C8E1;
    margin-top: 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 0 0 12px 12px;
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.cart-summary-label {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2E282A;
}

.cart-summary-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: #A4C8E1;
}

.cart-delivery-panel {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(46, 40, 42, 0.08);
    display: grid;
    gap: 10px;
}

.cart-delivery-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #6c757d;
}

.cart-delivery-option {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid rgba(46, 40, 42, 0.08);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.72);
    cursor: pointer;
}

.cart-delivery-option input {
    margin-top: 3px;
    flex-shrink: 0;
}

.cart-delivery-copy {
    display: grid;
    gap: 2px;
}

.cart-delivery-copy strong {
    font-size: 0.95rem;
    color: #2E282A;
}

.cart-delivery-copy small {
    font-size: 0.8rem;
    color: #6c757d;
}

.cart-wallets {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 12px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(46, 40, 42, 0.08);
}

.cart-wallets-copy {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #6c757d;
}

.cart-wallet-logo {
    height: 20px;
    width: auto;
    opacity: 0.85;
    filter: grayscale(100%);
}

/* ==========================================================================
   Pay Now Container
   ========================================================================== */

.pay-now-container {
    padding: 24px 30px 40px 30px !important;
    background: #ffffff !important;
    border-top: 1px solid var(--nsf-border) !important;
    flex-shrink: 0 !important;
}

#pay-now {
    width: 100% !important;
    background: linear-gradient(135deg, var(--nsf-primary) 0%, var(--nsf-secondary) 100%) !important;
    border: none !important;
    color: white !important;
    padding: 16px 24px !important;
    border-radius: var(--nsf-border-radius) !important;
    font-weight: 600 !important;
    font-size: 1.05rem !important;
    letter-spacing: 0.02em !important;
    cursor: pointer !important;
    transition: var(--nsf-transition) !important;
}

#pay-now:hover:not(:disabled) {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px var(--nsf-shadow-hover) !important;
}

#pay-now:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
}

/* ==========================================================================
   Empty Cart & Loading States
   ========================================================================== */

.empty-cart-message {
    text-align: center !important;
    padding: 40px 20px !important;
}

.empty-cart-message i {
    display: block !important;
    margin-bottom: 15px !important;
    font-size: 3rem !important;
    color: var(--nsf-primary) !important;
}

.empty-cart-message h4 {
    margin-bottom: 10px !important;
    color: var(--nsf-accent) !important;
    font-weight: 600 !important;
}

.empty-cart-message p {
    color: #6c757d !important;
    margin-bottom: 20px !important;
}

.empty-cart-button {
    background: linear-gradient(135deg, #A4C8E1 0%, #87CEEB 100%) !important;
    border: 0 !important;
    color: #ffffff !important;
    padding: 12px 24px !important;
    border-radius: 8px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    font-size: 0.9rem !important;
}

.empty-cart-button:hover,
.empty-cart-button:focus-visible {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(164, 200, 225, 0.4) !important;
}

.cart-loading {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 40px !important;
    color: var(--nsf-primary) !important;
}

.cart-loading i {
    font-size: 2rem !important;
    animation: spin 1s linear infinite !important;
    margin-right: 12px !important;
}

.empty-cart-content,
.cart-error-message {
    text-align: center;
    padding: 40px 20px;
}

.empty-cart-icon {
    font-size: 3rem;
    color: var(--nsf-primary);
    display: block;
    margin-bottom: 15px;
}

.empty-cart-content h4 {
    margin-bottom: 10px;
    color: var(--nsf-dark);
    font-weight: 600;
}

.empty-cart-content p {
    color: var(--nsf-muted);
    margin-bottom: 20px;
}

.cart-error-message {
    color: var(--nsf-error);
}

.cart-error-message i {
    font-size: 2rem;
    margin-bottom: 15px;
}

.cart-retry-button {
    background: var(--nsf-error);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
}

.cart-pay-disabled {
    opacity: 0.5;
}

/* ==========================================================================
   Overlay & Animations
   ========================================================================== */

.overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.5) !important;
    z-index: 2050 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: var(--nsf-transition) !important;
    backdrop-filter: blur(2px);
}

.overlay.active {
    opacity: 1 !important;
    visibility: visible !important;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   Utility & Notifications
   ========================================================================== */

.no-scroll {
    overflow: hidden !important;
}

.nsf-notification {
    position: fixed !important;
    top: 20px !important;
    right: 20px !important;
    padding: 12px 20px !important;
    border-radius: var(--nsf-border-radius) !important;
    color: white !important;
    font-weight: 600 !important;
    z-index: var(--nsf-z-notification) !important;
    font-size: 14px !important;
    max-width: 300px !important;
    box-shadow: 0 4px 12px var(--nsf-shadow) !important;
    transition: transform 0.3s ease !important;
}

.nsf-notification--success { background: var(--nsf-success) !important; }
.nsf-notification--error { background: var(--nsf-error) !important; }
.nsf-notification--info { background: var(--nsf-primary) !important; }

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

@media (max-width: 768px) {
    .cart-pop-up {
        width: 100% !important;
        max-width: 100% !important;
        border-radius: 0 !important;
    }
    
    .cart-pop-up-header {
        padding: 20px !important;
        border-radius: 0 !important;
    }
    
    .cart-items,
    #cart-items-container {
        padding: 20px 16px 0 16px !important;
        max-height: calc(100vh - 160px) !important;
    }
}

@media (max-width: 480px) {
    .cart-item-modern {
        grid-template-columns: 80px 1fr !important;
        gap: 16px !important;
    }
    
    /* On very small screens, move price below details */
    .cart-item-price-col {
        grid-column: 2 !important;
        flex-direction: row !important;
        justify-content: space-between !important;
        align-items: center !important;
        margin-top: 8px !important;
        width: 100% !important;
    }
    
    .cart-remove-btn {
        margin-top: 0 !important;
    }

    .cart-summary-label {
        font-size: 1.05rem;
    }

    .cart-summary-value {
        font-size: 1.2rem;
    }

    .cart-wallets {
        gap: 8px 10px;
    }

    .cart-wallet-logo {
        height: 18px;
    }
}