/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light Modern Blue Color Scheme */
    --primary-50: #f0f9ff;
    --primary-100: #e0f2fe;
    --primary-200: #bae6fd;
    --primary-300: #7dd3fc;
    --primary-400: #38bdf8;
    --primary-500: #0ea5e9;
    --primary-600: #0284c7;
    --primary-700: #0369a1;
    --primary-800: #075985;
    --primary-900: #0c4a6e;

    /* Light Blue Accent Colors */
    --blue-50: #f0f9ff;
    --blue-100: #e0f2fe;
    --blue-200: #bae6fd;
    --blue-300: #7dd3fc;
    --blue-400: #38bdf8;
    --blue-500: #0ea5e9;
    --blue-600: #0284c7;
    --blue-700: #0369a1;
    --blue-800: #075985;
    --blue-900: #0c4a6e;

    /* Grayscale - White to Light Gray */
    --white: #ffffff;
    --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;
    --black: #000000;

    /* Light Theme Colors */
    --light-bg: #f0f9ff;
    --light-surface: #ffffff;
    --light-card: #ffffff;
    --light-text: #0f172a;
    --light-text-secondary: #64748b;
    --light-border: #bae6fd;

    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #38bdf8;

    --accent-50: #f0f9ff;
    --accent-100: #e0f2fe;
    --accent-200: #bae6fd;
    --accent-300: #7dd3fc;
    --accent-400: #38bdf8;
    --accent-500: #0ea5e9;
    --accent-600: #0284c7;
    --accent-700: #0369a1;
    --accent-800: #075985;
    --accent-900: #0c4a6e;

    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Dark Mode Colors */
    --dark-bg: #0f0f23;
    --dark-surface: #1a1a2e;
    --dark-card: #16213e;
    --dark-text: #e2e8f0;
    --dark-text-secondary: #94a3b8;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* Base Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background: var(--light-bg);
    overflow-x: hidden;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-4);
    color: var(--white);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    font-family: var(--font-body);
    margin-bottom: var(--space-4);
    color: var(--primary-900);
    font-weight: 400;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.hidden {
    display: none;
}

/* Header Styles */
/* Header */
.header {
    background: var(--white);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--primary-200);
    padding: var(--space-4) 0;
    box-shadow: 0 4px 20px rgba(14, 165, 233, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    gap: var(--space-6);
}

.logo h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-600);
    text-decoration: none;
    margin: 0;
}

/* Navigation */
.nav-desktop {
    display: flex;
    gap: var(--space-6);
}

.nav-link {
    color: var(--primary-700);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-2) var(--space-4);
    border-radius: 8px;
    transition: var(--transition-normal);
}

.nav-link:hover {
    background: var(--primary-50);
    color: var(--primary-600);
    transform: translateY(-2px);
}

/* Search */
.search-container {
    flex: 1;
    max-width: 400px;
}

.search-wrapper {
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    padding-right: var(--space-12);
    border: 1px solid var(--primary-300);
    border-radius: 12px;
    background: var(--white);
    backdrop-filter: blur(0);
    color: var(--primary-700);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.search-input::placeholder {
    color: var(--primary-400);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
    background: var(--white);
}

.search-icon {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-500);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.action-btn {
    background: var(--white);
    border: 1px solid var(--primary-200);
    border-radius: 8px;
    padding: var(--space-2);
    color: var(--primary-700);
    cursor: pointer;
    transition: var(--transition-normal);
}

.action-btn:hover {
    background: var(--primary-50);
    color: var(--primary-600);
    border-color: var(--primary-400);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent-500);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Mobile Navigation */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-search {
    display: none;
    padding: var(--space-4) 0;
}

.nav-mobile {
    display: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-4) 0;
}

.nav-mobile-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.nav-mobile-link {
    color: white;
    text-decoration: none;
    padding: var(--space-3) var(--space-4);
    border-radius: 8px;
    transition: var(--transition-normal);
}

.nav-mobile-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Hero Section */
.hero {
    background: var(--primary-100);
    padding: var(--space-20) 0 var(--space-20) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: var(--space-6);
    color: var(--primary-700);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-200);
    margin-bottom: var(--space-8);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: var(--space-3) var(--space-6);
    border: none;
    border-radius: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.primary-btn {
    background: var(--primary-500);
    color: var(--white);
    border: none;
    padding: var(--space-4) var(--space-8);
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-block;
}

.primary-btn:hover {
    background: var(--primary-600);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.secondary-btn {
    background: var(--white);
    color: var(--primary-600);
    border: 2px solid var(--primary-300);
    padding: var(--space-4) var(--space-8);
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-block;
}

.secondary-btn:hover {
    background: var(--primary-50);
    border-color: var(--primary-500);
    transform: translateY(-2px);
}

/* Sections */
.categories, .featured-products, .newsletter {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-title {
    font-size: 3rem;
    color: var(--primary-700);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-300);
    max-width: 600px;
    margin: 0 auto;
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

.category-card {
    background: var(--white);
    border: 1px solid var(--primary-200);
    border-radius: 20px;
    padding: var(--space-6);
    text-align: center;
    transition: var(--transition-normal);
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(14, 165, 233, 0.1);
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.2);
    background: var(--primary-50);
    border-color: var(--primary-400);
}

.category-card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: var(--space-4);
}

.category-card h3 {
    color: var(--primary-700);
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.category-card p {
    color: var(--primary-600);
    margin: 0;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
}

.product-card {
    background: var(--white);
    border: 2px solid var(--primary-200);
    border-radius: 24px;
    overflow: hidden;
    transition: var(--transition-normal);
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.12);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(14, 165, 233, 0.25);
    background: var(--primary-25);
    border-color: var(--primary-500);
}

.product-image {
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: var(--transition-normal);
}

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

.discount-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
    color: white;
    padding: var(--space-2) var(--space-4);
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    z-index: 2;
}

.product-info {
    padding: var(--space-8);
    background: linear-gradient(180deg, transparent 0%, rgba(14, 165, 233, 0.02) 100%);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    flex: 1;
}

.product-name {
    color: var(--primary-800);
    font-size: 1.125rem;
    margin-bottom: var(--space-4);
    font-weight: 600;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.stars {
    color: var(--accent-400);
    font-size: 1.125rem;
}

.rating-text {
    color: var(--primary-500);
    font-size: 0.875rem;
}

.product-price {
    display: none;
}

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

.original-price {
    color: var(--primary-400);
    text-decoration: line-through;
    font-size: 1.25rem;
    font-weight: 500;
}

.add-to-cart-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: var(--white);
    border: none;
    padding: var(--space-3) var(--space-3);
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: auto;
}

.add-to-cart-btn:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

/* Newsletter */
.newsletter {
    background: var(--primary-50);
    border-top: 1px solid var(--primary-200);
    border-bottom: 1px solid var(--primary-200);
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-title {
    color: var(--primary-700);
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.newsletter-subtitle {
    color: var(--primary-600);
    margin-bottom: var(--space-8);
}

.newsletter-form {
    display: flex;
    gap: var(--space-4);
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: var(--space-4);
    border: 1px solid var(--primary-300);
    border-radius: 12px;
    background: var(--white);
    color: var(--primary-700);
    font-size: 1rem;
}

.newsletter-input::placeholder {
    color: var(--primary-400);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.newsletter-btn {
    background: var(--primary-500);
    color: var(--white);
    border: none;
    padding: var(--space-3) var(--space-5);
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    white-space: nowrap;
}

.newsletter-btn:hover {
    background: var(--primary-600);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

/* Footer */
.footer {
    background: var(--primary-100);
    border-top: 1px solid var(--primary-200);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section h3,
.footer-section h4 {
    color: var(--primary-700);
    margin-bottom: var(--space-4);
}

.footer-section p {
    color: var(--primary-600);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--space-2);
}

.footer-section ul li a {
    color: var(--primary-600);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-section ul li a:hover {
    color: var(--primary-700);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--primary-200);
}

.footer-bottom p {
    color: var(--primary-500);
    margin: 0;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.6); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-desktop {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-search {
        display: block;
    }
    
    .search-container {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    /* Mobile up to 768px: show 4 products side-by-side */
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-2);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .product-rating { display: none; }
}

/* Modal Styles */
.modal { position: fixed; inset: 0; z-index: 2000; }
.modal.hidden { display: none; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.4); backdrop-filter: blur(4px); }
.modal-content { position: relative; max-width: 900px; margin: 8vh auto; background: var(--white); border: 1px solid var(--primary-200); border-radius: 16px; box-shadow: var(--shadow-2xl); overflow: hidden; }
.modal-close { position: absolute; top: 12px; right: 12px; background: var(--white); border: 1px solid var(--primary-200); border-radius: 8px; padding: 6px 10px; cursor: pointer; }
.modal-body { display: grid; grid-template-columns: 320px 1fr; gap: var(--space-8); padding: var(--space-8); align-items: start; }
.modal-image { width: 100%; height: 300px; object-fit: cover; border-radius: 12px; background: var(--gray-100); }
.modal-info { display: flex; flex-direction: column; gap: var(--space-4); }
.modal-title { color: var(--primary-800); font-size: 1.5rem; font-weight: 700; }
.modal-category { color: var(--primary-600); font-weight: 600; }
.modal-add-btn { background: var(--primary-500); color: var(--white); border: none; padding: var(--space-3) var(--space-6); border-radius: 10px; cursor: pointer; }
.modal-add-btn:hover { background: var(--primary-600); }

@media (max-width: 640px) {
  .modal-body { grid-template-columns: 1fr; }
  .modal-content { margin: 6vh var(--space-4); }
}
@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-3);
    }
    
    .hero {
        padding: var(--space-16) 0;
    }
    
    .categories,
    .featured-products,
    .newsletter {
        padding: var(--space-12) 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
.section-title {
    font-size: 1.75rem;
}

    /* Mobile product grid: 4 columns side-by-side */
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-2);
    }

    /* Compact product card styling on small screens */
    .product-card {
        border-radius: 16px;
    }
    /* Square images on mobile */
    .product-image {
        aspect-ratio: 1 / 1;
    }
    .product-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .product-info {
        padding: var(--space-1);
    }
    .product-name {
        font-size: 0.65rem;
        margin-bottom: var(--space-1);
    }
    .product-rating { display: none; }
    .stars {
        font-size: 0.8125rem;
    }
    .rating-text {
        font-size: 0.6875rem;
    }
    .add-to-cart-btn {
        font-size: 0.75rem;
        padding: var(--space-2) var(--space-2);
        border-radius: 10px;
    }
}

/* Visibility and contrast tweaks */
.category-card {
    border-color: var(--primary-300);
    box-shadow: 0 6px 24px rgba(14, 165, 233, 0.15);
}

.product-card {
    border-color: var(--primary-300);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.18);
}

.product-image {
    background: var(--gray-100);
}

.product-info {
    background: var(--white);
}

.product-name {
    color: var(--primary-900);
}

/* Mobile wide: ensure 3 columns up to 640px */
@media (max-width: 640px) {
    .products-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: var(--space-2);
    }
    .product-card { border-radius: 16px; }
    .product-image { aspect-ratio: 1 / 1; }
    .product-image img { width: 100%; height: 100%; object-fit: cover; }
    .product-info { padding: var(--space-1); }
    .product-name { font-size: 0.75rem; margin-bottom: var(--space-2); }
    .product-name { font-size: 0.7rem; margin-bottom: var(--space-1); }
    .product-rating { display: none; }
    .stars { font-size: 0.875rem; }
    .rating-text { font-size: 0.75rem; }
    .add-to-cart-btn { font-size: 0.8125rem; padding: var(--space-2) var(--space-2); border-radius: 10px; }
}

/* Desktop (web): Homepage shows 4 cards side-by-side and smaller cards */
@media (min-width: 1024px) {
  /* Limit change to homepage featured section */
  .featured-products .products-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-6);
  }
  .featured-products .product-image img { height: 220px; }
  .featured-products .product-info { padding: var(--space-6); }
  .featured-products .product-name { font-size: 1.125rem; }
  .featured-products .add-to-cart-btn { font-size: 1rem; }
}