/* ===== CSS VARIABLES ===== */
:root {
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --secondary: #8b5cf6;
    --accent: #fbbf24;
    --success: #10b981;
    --danger: #ef4444;
    --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;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background: #ffffff;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    outline: none;
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ===== HEADER ===== */
.header {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
}

.logo i {
    font-size: 2rem;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav a {
    font-weight: 600;
    color: var(--gray-700);
    transition: color 0.3s ease;
}

.nav a:hover,
.nav a.active {
    color: var(--primary);
}

.cart-btn {
    position: relative;
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

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

.cart-count {
    background: var(--accent);
    color: var(--gray-900);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 700;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 6rem 0;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    top: -250px;
    right: -250px;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    opacity: 0.95;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: var(--accent);
    color: var(--gray-900);
    box-shadow: 0 4px 14px rgba(251, 191, 36, 0.4);
}

.btn-primary:hover {
    background: #f59e0b;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(251, 191, 36, 0.6);
}

.btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid white;
}

.btn-secondary:hover {
    background: transparent;
    color: white;
}

/* ===== TRUST BAR ===== */
.trust-bar {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 2.5rem 0;
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.trust-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-3px);
}

.trust-item i {
    font-size: 2.5rem;
    color: var(--accent);
    flex-shrink: 0;
}

.trust-item-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    color: white;
}

.trust-item-text strong {
    font-size: 1.05rem;
    font-weight: 700;
    display: block;
}

.trust-item-text span {
    font-size: 0.9rem;
    opacity: 0.85;
}

/* ===== FEATURED CATEGORY ===== */
.featured-category {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.category-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.category-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
    font-weight: 800;
}

.category-header p {
    font-size: 1.15rem;
    color: var(--gray-600);
    line-height: 1.8;
}

.category-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.75rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.benefit-item i {
    color: var(--success);
    font-size: 2rem;
    flex-shrink: 0;
}

.benefit-item span {
    font-weight: 600;
    color: var(--gray-800);
    font-size: 1.05rem;
    line-height: 1.5;
}

.featured-cta {
    text-align: center;
    margin-top: 2.5rem;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-600);
}

/* ===== PRODUCTS SECTION ===== */
.products-section {
    padding: 5rem 0;
    background: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--danger);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 10;
}

.product-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--gray-100);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-info {
    padding: 1.5rem;
}

.product-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.product-description {
    font-size: 0.9rem;
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    color: var(--accent);
    font-size: 1rem;
}

.rating-count {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.product-pricing {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

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

.product-original-price {
    font-size: 1.15rem;
    color: var(--gray-400);
    text-decoration: line-through;
}

.add-to-cart-btn {
    width: 100%;
    padding: 1rem;
    background: var(--primary);
    color: white;
    border-radius: var(--radius-md);
    font-weight: 700;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.view-all-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ===== WHY CHOOSE US ===== */
.why-choose {
    padding: 5rem 0;
    background: var(--gray-50);
}

.why-choose h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 800;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== TRUST SECTION ===== */
.trust-section {
    padding: 4rem 0;
    background: white;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    min-width: 140px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.trust-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.trust-badge-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 2.5rem;
}

.trust-badge-icon.trustpilot {
    background: linear-gradient(135deg, #00b67a 0%, #00896a 100%);
    color: white;
}

.trust-badge-icon.ssl {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.trust-badge-icon.returns {
    background: linear-gradient(135deg, #3b82f6 0%, #1e40af 100%);
    color: white;
}

.trust-badge-icon.uk-business {
    background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
    color: white;
}

.trust-badge-text {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--gray-900);
    text-align: center;
    margin-top: 0.5rem;
}

.trust-badge-subtext {
    font-size: 0.8rem;
    color: var(--gray-600);
    text-align: center;
}

/* ===== ABOUT SECTION ===== */
.about-section {
    padding: 5rem 0;
    background: var(--gray-50);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--gray-900);
    font-weight: 800;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-600);
}

/* ===== FAQ SECTION ===== */
.faq-section {
    padding: 5rem 0;
    background: white;
}

.faq-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 800;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: var(--gray-50);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.faq-item h3 {
    font-size: 1.15rem;
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: 700;
}

.faq-item p {
    color: var(--gray-700);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    padding: 5rem 0;
    background: var(--gray-50);
    text-align: center;
}

.contact-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
    font-weight: 800;
}

.contact-intro {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    color: var(--gray-800);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
}

.footer-section p {
    color: var(--gray-400);
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: var(--gray-400);
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* ===== CART SIDEBAR ===== */
.cart-sidebar {
    position: fixed;
    right: -450px;
    top: 0;
    width: 450px;
    height: 100vh;
    background: white;
    box-shadow: -5px 0 20px rgba(0,0,0,0.2);
    z-index: 10000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 2px solid var(--gray-200);
}

.cart-header h3 {
    font-size: 1.5rem;
    color: var(--gray-900);
}

.close-cart {
    background: var(--gray-200);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--gray-700);
    transition: all 0.3s ease;
}

.close-cart:hover {
    background: var(--gray-300);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.empty-cart {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-400);
}

.empty-cart i {
    font-size: 4rem;
    margin-top: 1rem;
}

.cart-footer {
    padding: 1.5rem;
    border-top: 2px solid var(--gray-200);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
    font-weight: 700;
}

.total-amount {
    color: var(--primary);
    font-size: 1.75rem;
}

.btn-checkout {
    width: 100%;
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ===== NOTIFICATION ===== */
.notification {
    position: fixed;
    bottom: -100px;
    right: 2rem;
    background: white;
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 10001;
    transition: bottom 0.3s ease;
}

.notification.show {
    bottom: 2rem;
}

.notification i {
    font-size: 1.5rem;
    color: var(--success);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .trust-items {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .category-benefits {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1.5rem;
    }
}