/* ==========================================================================
   NABRIJAN — SHOP-CLASS COMMERCE CORE DESIGN SYSTEM
   Original High-Performance Shopping Experience
   Responsive: Mobile (320px+) to Ultra-Wide (1920px+)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&display=swap');

:root {
    /* Brand Foundation */
    --nj-brand: #087A4B;
    --nj-brand-hover: #06633D;
    --nj-brand-light: #E7F8EF;
    --nj-brand-accent: #D8F34A;
    --nj-brand-dark: #0B192C;

    /* Surface & Background */
    --nj-bg: #F8FAFC;
    --nj-surface: #FFFFFF;
    --nj-surface-subtle: #F1F5F9;
    --nj-surface-raised: #FFFFFF;

    /* Typography */
    --nj-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --nj-text-main: #0F172A;
    --nj-text-secondary: #475569;
    --nj-text-muted: #94A3B8;

    /* Borders & Outlines */
    --nj-border: #E2E8F0;
    --nj-border-subtle: #F1F5F9;
    --nj-border-focus: #087A4B;

    /* Shadows */
    --nj-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --nj-shadow-card: 0 2px 8px -2px rgba(15, 23, 42, 0.05), 0 1px 4px -1px rgba(15, 23, 42, 0.03);
    --nj-shadow-hover: 0 12px 24px -6px rgba(15, 23, 42, 0.08), 0 4px 8px -2px rgba(15, 23, 42, 0.03);
    --nj-shadow-drawer: -4px 0 30px rgba(15, 23, 42, 0.15);
    --nj-shadow-modal: 0 20px 40px -10px rgba(15, 23, 42, 0.2);

    /* Radii */
    --nj-radius-xs: 6px;
    --nj-radius-sm: 10px;
    --nj-radius-md: 14px;
    --nj-radius-lg: 18px;
    --nj-radius-xl: 24px;
    --nj-radius-pill: 9999px;

    /* Transitions */
    --nj-trans-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --nj-trans-base: 220ms cubic-bezier(0.4, 0, 0.2, 1);
    --nj-trans-slow: 350ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   FLUID RESPONSIVE PRODUCT GRID (ZERO LAYOUT SHIFT)
   ========================================================================== */
.nj-product-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

@media (min-width: 640px) {
    .nj-product-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
        gap: 16px !important;
    }
}

@media (min-width: 1024px) {
    .nj-product-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        gap: 20px !important;
    }
}

@media (min-width: 1280px) {
    .nj-product-grid {
        grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
        gap: 22px !important;
    }
}

@media (min-width: 1536px) {
    .nj-product-grid {
        grid-template-columns: repeat(6, minmax(0, 1fr)) !important;
        gap: 24px !important;
    }
}

/* ==========================================================================
   UNIFIED SHOP-CLASS PRODUCT CARD
   ========================================================================== */
.nj-card {
    background: var(--nj-surface) !important;
    border: 1px solid var(--nj-border) !important;
    border-radius: var(--nj-radius-md) !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    transition: transform var(--nj-trans-base), box-shadow var(--nj-trans-base), border-color var(--nj-trans-base) !important;
    box-shadow: var(--nj-shadow-card) !important;
    text-decoration: none !important;
    color: inherit !important;
}

.nj-card:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--nj-shadow-hover) !important;
    border-color: rgba(8, 122, 75, 0.25) !important;
}

.nj-card-thumb {
    position: relative !important;
    width: 100% !important;
    padding-top: 100% !important; /* 1:1 Aspect Ratio Guarantee */
    background: #F8FAFC !important;
    overflow: hidden !important;
}

.nj-card-thumb img.nj-thumb-main,
.nj-card-thumb img.nj-thumb-hover {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: opacity var(--nj-trans-base), transform var(--nj-trans-slow) !important;
}

.nj-card-thumb img.nj-thumb-hover {
    opacity: 0 !important;
    pointer-events: none !important;
}

.nj-card:hover .nj-card-thumb img.nj-thumb-hover {
    opacity: 1 !important;
    transform: scale(1.03) !important;
}

.nj-card:hover .nj-card-thumb img.nj-thumb-main {
    transform: scale(1.03) !important;
}

/* Status & Discount Badges */
.nj-badge-wrap {
    position: absolute !important;
    top: 8px !important;
    left: 8px !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
    z-index: 2 !important;
}

.nj-badge {
    font-size: 0.68rem !important;
    font-weight: 800 !important;
    padding: 3px 7px !important;
    border-radius: var(--nj-radius-pill) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.03em !important;
    line-height: 1 !important;
}

.nj-badge-discount {
    background: #DC2626 !important;
    color: #FFFFFF !important;
}

.nj-badge-featured {
    background: var(--nj-brand) !important;
    color: #FFFFFF !important;
}

.nj-badge-verified {
    background: #0284C7 !important;
    color: #FFFFFF !important;
}

/* Floating Wishlist Heart Button */
.nj-wishlist-btn {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    width: 32px !important;
    height: 32px !important;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.92) !important;
    backdrop-filter: blur(4px) !important;
    border: 1px solid var(--nj-border) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    color: var(--nj-text-secondary) !important;
    font-size: 0.95rem !important;
    cursor: pointer !important;
    z-index: 3 !important;
    transition: transform var(--nj-trans-fast), color var(--nj-trans-fast), background var(--nj-trans-fast) !important;
}

.nj-wishlist-btn:hover {
    transform: scale(1.1) !important;
    color: #DC2626 !important;
    background: #FFFFFF !important;
}

.nj-wishlist-btn.active {
    color: #DC2626 !important;
    background: #FEE2E2 !important;
    border-color: #FCA5A5 !important;
}

/* Product Card Body */
.nj-card-body {
    padding: 10px 12px 12px !important;
    display: flex !important;
    flex-direction: column !important;
    flex-grow: 1 !important;
}

.nj-card-store {
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    color: var(--nj-brand) !important;
    margin-bottom: 3px !important;
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
    text-decoration: none !important;
}

.nj-card-title {
    font-size: 0.88rem !important;
    font-weight: 700 !important;
    color: var(--nj-text-main) !important;
    line-height: 1.3 !important;
    margin-bottom: 6px !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    min-height: 2.3em !important;
}

.nj-card-pricing {
    display: flex !important;
    align-items: baseline !important;
    gap: 6px !important;
    margin-top: auto !important;
}

.nj-price-current {
    font-size: 0.98rem !important;
    font-weight: 800 !important;
    color: var(--nj-brand) !important;
}

.nj-price-compare {
    font-size: 0.78rem !important;
    color: var(--nj-text-muted) !important;
    text-decoration: line-through !important;
}

/* Quick Add Button */
.nj-btn-quick-add {
    margin-top: 8px !important;
    width: 100% !important;
    height: 36px !important;
    background: var(--nj-brand) !important;
    color: #FFFFFF !important;
    font-size: 0.78rem !important;
    font-weight: 700 !important;
    border: none !important;
    border-radius: var(--nj-radius-sm) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    cursor: pointer !important;
    transition: background var(--nj-trans-fast), transform var(--nj-trans-fast) !important;
}

.nj-btn-quick-add:hover {
    background: var(--nj-brand-hover) !important;
    transform: translateY(-1px) !important;
}

/* ==========================================================================
   OFFCANVAS SLIDE-OUT CART DRAWER
   ========================================================================== */
.nj-drawer-backdrop {
    position: fixed !important;
    inset: 0 !important;
    background: rgba(15, 23, 42, 0.5) !important;
    backdrop-filter: blur(4px) !important;
    z-index: 1050 !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: opacity var(--nj-trans-base), visibility var(--nj-trans-base) !important;
}

.nj-drawer-backdrop.active {
    opacity: 1 !important;
    visibility: visible !important;
}

.nj-drawer {
    position: fixed !important;
    top: 0 !important;
    right: -100% !important;
    width: 100% !important;
    max-width: 440px !important;
    height: 100% !important;
    background: var(--nj-surface) !important;
    z-index: 1055 !important;
    display: flex !important;
    flex-direction: column !important;
    box-shadow: var(--nj-shadow-drawer) !important;
    transition: right var(--nj-trans-slow) !important;
}

.nj-drawer.active {
    right: 0 !important;
}

@media (max-width: 480px) {
    .nj-drawer {
        max-width: 100% !important;
    }
}

.nj-drawer-header {
    padding: 16px 20px !important;
    border-bottom: 1px solid var(--nj-border) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.nj-drawer-title {
    font-size: 1rem !important;
    font-weight: 800 !important;
    color: var(--nj-text-main) !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
}

.nj-drawer-close {
    background: transparent !important;
    border: none !important;
    font-size: 1.25rem !important;
    color: var(--nj-text-secondary) !important;
    cursor: pointer !important;
    padding: 4px 8px !important;
    border-radius: var(--nj-radius-xs) !important;
    transition: background var(--nj-trans-fast) !important;
}

.nj-drawer-close:hover {
    background: var(--nj-surface-subtle) !important;
    color: var(--nj-text-main) !important;
}

.nj-drawer-body {
    flex-grow: 1 !important;
    overflow-y: auto !important;
    padding: 16px 20px !important;
}

.nj-drawer-footer {
    padding: 16px 20px !important;
    border-top: 1px solid var(--nj-border) !important;
    background: #F8FAFC !important;
}

/* ==========================================================================
   MOBILE STICKY BOTTOM ACTION BAR (PDP)
   ========================================================================== */
.nj-sticky-action-bar {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(12px) !important;
    border-top: 1px solid var(--nj-border) !important;
    padding: 12px 16px !important;
    z-index: 1000 !important;
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    box-shadow: 0 -4px 16px rgba(15, 23, 42, 0.08) !important;
}

@media (min-width: 768px) {
    .nj-sticky-action-bar {
        display: none !important;
    }
}

/* ==========================================================================
   ORDER TIMELINE TRACKER
   ========================================================================== */
.nj-timeline {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    position: relative !important;
    margin: 24px 0 !important;
}

.nj-timeline::before {
    content: '' !important;
    position: absolute !important;
    top: 50% !important;
    left: 10% !important;
    right: 10% !important;
    height: 3px !important;
    background: var(--nj-border) !important;
    transform: translateY(-50%) !important;
    z-index: 1 !important;
}

.nj-timeline-step {
    position: relative !important;
    z-index: 2 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 6px !important;
}

.nj-timeline-node {
    width: 36px !important;
    height: 36px !important;
    border-radius: 50% !important;
    background: var(--nj-surface) !important;
    border: 2px solid var(--nj-border) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0.85rem !important;
    color: var(--nj-text-muted) !important;
    transition: all var(--nj-trans-base) !important;
}

.nj-timeline-step.completed .nj-timeline-node {
    background: var(--nj-brand) !important;
    border-color: var(--nj-brand) !important;
    color: #FFFFFF !important;
}

.nj-timeline-step.active .nj-timeline-node {
    background: var(--nj-surface) !important;
    border-color: var(--nj-brand) !important;
    color: var(--nj-brand) !important;
    box-shadow: 0 0 0 4px var(--nj-brand-light) !important;
}

.nj-timeline-label {
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    color: var(--nj-text-secondary) !important;
}

.nj-timeline-step.completed .nj-timeline-label,
.nj-timeline-step.active .nj-timeline-label {
    color: var(--nj-brand) !important;
}

/* ==========================================================================
   SKELETON LOADERS & ACCESSIBILITY
   ========================================================================== */
.nj-skeleton {
    background: linear-gradient(90deg, #F1F5F9 25%, #E2E8F0 50%, #F1F5F9 75%) !important;
    background-size: 200% 100% !important;
    animation: njShimmer 1.5s infinite !important;
    border-radius: var(--nj-radius-xs) !important;
}

@keyframes njShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}