/**
 * Greener Grocer - Professional Stylesheet
 * Version: 2.0 Enterprise Edition
 * Designed to compete with Woolworths & Coles
 */

/* ==========================================
   MODERN CSS VARIABLES & THEME
   ========================================== */
:root {
    /* Brand Colors */
    --primary: #008000;
    --primary-dark: #006400;
    --primary-light: #4CAF50;
    --primary-ultra-light: #E8F5E9;
    
    /* Accent Colors */
    --secondary: #FF4444;
    --accent-blue: #2196F3;
    --accent-orange: #FF9800;
    --accent-purple: #9C27B0;
    
    /* Neutrals */
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-light: #999;
    --border: #e0e0e0;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    
    /* Shadows & Effects */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --shadow-xl: 0 12px 40px rgba(0,0,0,0.15);
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* ==========================================
   GLOBAL RESETS & BASE STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 5vw, 2rem);
}

/* ==========================================
   HERO SECTION - PREMIUM SLIDER
   ========================================== */
.hero-section-pro {
    position: relative;
    min-height: clamp(400px, 60vh, 600px);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,128,0,0.95) 0%, rgba(0,100,0,0.85) 100%);
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(8px) brightness(0.7);
    transform: scale(1.1);
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    min-height: clamp(400px, 60vh, 600px);
    padding: var(--spacing-xl) 0;
}

.hero-text-content {
    color: white;
    max-width: 600px;
}

.hero-tag {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(255,255,255,0.3);
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.hero-price-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.hero-price-current {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    color: #fff;
}

.hero-price-original {
    font-size: 1.5rem;
    text-decoration: line-through;
    opacity: 0.7;
}

.hero-discount-badge {
    background: var(--secondary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1.125rem;
    box-shadow: var(--shadow-md);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-btn-primary,
.hero-btn-secondary {
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1.125rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.hero-btn-primary {
    background: white;
    color: var(--primary);
    box-shadow: var(--shadow-md);
}

.hero-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hero-btn-secondary {
    background: rgba(255,255,255,0.15);
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
}

.hero-btn-secondary:hover {
    background: rgba(255,255,255,0.25);
    border-color: rgba(255,255,255,0.5);
}

.hero-image-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-product-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

.hero-controls {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.hero-prev,
.hero-next {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.hero-prev:hover,
.hero-next:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

.hero-dots {
    display: flex;
    gap: 0.5rem;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: all var(--transition-base);
}

.hero-dot.active,
.hero-dot:hover {
    background: white;
    transform: scale(1.3);
}

/* ==========================================
   FEATURES BANNER
   ========================================== */
.features-banner {
    background: var(--primary-ultra-light);
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.feature-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ==========================================
   SECTION HEADERS
   ========================================== */
.section-header-pro {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border);
}

.section-title-wrapper {
    flex: 1;
}

.section-title-pro {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.flash-icon {
    animation: pulse 1.5s ease-in-out infinite;
}

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

.section-subtitle-pro {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.view-all-link-pro {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-base);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    border: 2px solid var(--primary);
}

.view-all-link-pro:hover {
    background: var(--primary);
    color: white;
    transform: translateX(5px);
}

/* ==========================================
   PRODUCT CARDS - PROFESSIONAL
   ========================================== */
.products-grid-pro {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

.product-card-pro {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.product-card-pro.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card-pro:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.product-image-wrapper {
    position: relative;
    overflow: hidden;
    background: var(--bg-light);
    aspect-ratio: 1;
}

.product-image-pro {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card-pro:hover .product-image-pro {
    transform: scale(1.08);
}

.product-badge-pro {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.badge-flash {
    background: linear-gradient(135deg, #FF6B6B 0%, #EE5A24 100%);
    color: white;
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 15px rgba(255, 107, 107, 0.6); }
    50% { box-shadow: 0 0 25px rgba(255, 107, 107, 0.8); }
}

.badge-featured {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.badge-new {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.badge-discount {
    background: var(--secondary);
    color: white;
}

.badge-mega-deal {
    background: linear-gradient(135deg, #FF6B6B 0%, #FFD700 100%);
    color: white;
    font-size: 0.875rem;
    padding: 0.625rem 1.25rem;
}

.uber-badge-pro {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(10px);
    color: white;
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.product-quick-actions {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 3;
}

.product-card-pro:hover .product-quick-actions {
    opacity: 1;
}

.quick-view-btn,
.quick-add-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: white;
    border: none;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    font-size: 1.125rem;
}

.quick-view-btn:hover,
.quick-add-btn:hover {
    transform: scale(1.15);
    background: var(--primary);
    color: white;
}

.stock-alert {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(255,68,68,0.95), transparent);
    color: white;
    padding: 1rem 0.75rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    text-transform: uppercase;
}

.product-info-pro {
    padding: 1.25rem;
}

.product-category-pro {
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.product-title-link {
    text-decoration: none;
    color: inherit;
}

.product-title-pro {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.8em;
    color: var(--text-primary);
    transition: color var(--transition-base);
}

.product-title-link:hover .product-title-pro {
    color: var(--primary);
}

.product-rating-pro {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.stars-pro {
    display: flex;
    gap: 0.125rem;
    color: #FFA500;
    font-size: 0.875rem;
}

.rating-count-pro {
    font-size: 0.75rem;
    color: var(--text-light);
}

.product-pricing-pro {
    margin-bottom: 1rem;
}

.price-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    margin-bottom: 0.375rem;
}

.current-price-pro {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
}

.original-price-pro {
    font-size: 1rem;
    color: var(--text-light);
    text-decoration: line-through;
}

.savings-amount {
    font-size: 0.875rem;
    color: var(--secondary);
    font-weight: 600;
}

.product-actions-pro {
    display: flex;
    gap: 0.75rem;
}

.add-to-cart-btn-pro {
    flex: 1;
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.add-to-cart-btn-pro:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.add-to-cart-btn-pro:active {
    transform: translateY(0);
}

.uber-btn-pro {
    width: 48px;
    height: 48px;
    background: #000;
    color: white;
    border: none;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.uber-btn-pro:hover {
    background: #1a1a1a;
    transform: scale(1.05);
}

/* ==========================================
   CATEGORY CARDS
   ========================================== */
.categories-section-pro {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.categories-grid-pro {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

.category-card-pro {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px);
}

.category-card-pro.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.category-card-pro:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.category-image-container {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.category-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.category-card-pro:hover .category-img {
    transform: scale(1.1);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
}

.category-icon-wrapper {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.category-info-pro {
    padding: 1.25rem;
    flex: 1;
}

.category-name-pro {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.category-count-pro {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.category-arrow {
    padding: 0 1.25rem 1.25rem;
    color: var(--primary);
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-base);
}

.category-card-pro:hover .category-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ==========================================
   FLASH SALE SECTION
   ========================================== */
.flash-sale-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #FFF5F5 0%, #FFE5E5 100%);
}

.flash-header {
    border-color: var(--secondary);
}

.sale-timer {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.timer-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 60px;
}

.timer-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--secondary);
    line-height: 1;
}

.timer-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-top: 0.25rem;
}

.timer-sep {
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary);
}

/* ==========================================
   PRODUCT SECTIONS
   ========================================== */
.products-section-pro {
    padding: var(--spacing-xl) 0;
}

.featured-section {
    background: white;
}

.trending-section {
    background: var(--bg-light);
}

.value-section {
    background: linear-gradient(135deg, #FFFBEA 0%, #FFF3CD 100%);
}

.new-arrivals-section {
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
}

/* ==========================================
   PROMOTIONAL BANNER
   ========================================== */
.promo-banner-section {
    padding: var(--spacing-xl) 0;
}

.promo-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-xl);
    align-items: center;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    position: relative;
}

.promo-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.promo-content {
    color: white;
    position: relative;
    z-index: 1;
}

.promo-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.promo-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.app-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.app-btn {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255,255,255,0.3);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all var(--transition-base);
    font-size: 0.875rem;
}

.app-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.app-btn i {
    font-size: 2rem;
}

.app-btn small {
    display: block;
    font-size: 0.75rem;
    opacity: 0.9;
}

.app-btn strong {
    display: block;
    font-size: 1rem;
}

.promo-image {
    font-size: 15rem;
    color: rgba(255,255,255,0.1);
    position: relative;
    z-index: 0;
}

/* ==========================================
   NEWSLETTER SECTION
   ========================================== */
.newsletter-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.newsletter-wrapper {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-lg);
    align-items: center;
    box-shadow: var(--shadow-md);
}

.newsletter-icon {
    font-size: 4rem;
    color: var(--primary);
}

.newsletter-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.newsletter-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.newsletter-form {
    display: flex;
    gap: 0.75rem;
    max-width: 500px;
}

.newsletter-form input {
    flex: 1;
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-base);
}

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

.newsletter-form button {
    padding: 0.875rem 2rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* ==========================================
   PRODUCT SLIDER
   ========================================== */
.products-slider-wrapper {
    position: relative;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: white;
    border: 2px solid var(--border);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 2;
    box-shadow: var(--shadow-md);
}

.slider-arrow:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-50%) scale(1.1);
}

.slider-prev {
    left: -28px;
}

.slider-next {
    right: -28px;
}

#flashProducts {
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

#flashProducts::-webkit-scrollbar {
    display: none;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .hero-content-wrapper {
        grid-template-columns: 1fr;
    }
    
    .hero-image-content {
        display: none;
    }
    
    .newsletter-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .newsletter-form {
        margin: 0 auto;
    }
    
    .promo-banner {
        grid-template-columns: 1fr;
    }
    
    .promo-image {
        display: none;
    }
}

@media (max-width: 768px) {
    .products-grid-pro {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .categories-grid-pro {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section-pro {
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header-pro {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .sale-timer {
        padding: 0.75rem 1rem;
    }
    
    .timer-value {
        font-size: 1.5rem;
    }
    
    .slider-arrow {
        display: none;
    }
}

@media (max-width: 480px) {
    .products-grid-pro {
        grid-template-columns: 1fr;
    }
    
    .current-price-pro {
        font-size: 1.5rem;
    }
    
    .product-actions-pro {
        flex-direction: column;
    }
    
    .uber-btn-pro {
        width: 100%;
    }
}

/* ==========================================
   LOADING & ANIMATIONS
   ========================================== */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* ==========================================
   PRINT STYLES
   ========================================== */
@media print {
    .hero-section-pro,
    .features-banner,
    .promo-banner-section,
    .newsletter-section,
    header,
    footer {
        display: none;
    }
}