/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #a855f7;
    --accent: #ec4899;
    
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a24;
    --bg-card: #1e1e2e;
    
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    
    --border: #27272a;
    --border-light: #3f3f46;
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Spacing */
    --container-width: 1280px;
    --section-padding: 100px;
    
    /* Transitions */
    --transition: all 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.4);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

p {
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-light);
}

.btn-outline:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-block {
    width: 100%;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Currency Selector */
.currency-selector-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-selector {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
    font-size: 14px;
}

.currency-display {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    min-width: 100px;
    pointer-events: none;
}

.currency-flag {
    font-size: 18px;
    line-height: 1;
}

.currency-code {
    font-weight: 600;
}

.currency-display i {
    font-size: 10px;
    opacity: 0.6;
    margin-left: auto;
}

.currency-selector-wrapper:hover .currency-display {
    background: var(--bg-card);
    border-color: var(--primary);
}

.currency-selector:focus + .currency-display {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.cart-btn {
    position: relative;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.cart-btn i {
    color: white;
}

.cart-btn:hover {
    background: var(--bg-card);
    border-color: var(--primary);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--accent);
    color: white;
    font-size: 12px;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 20px;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-secondary);
    z-index: 2000;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    padding: 30px;
}

.close-mobile-menu {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 20px;
    margin-bottom: 30px;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 30px;
}

.mobile-nav-links a {
    font-size: 18px;
    font-weight: 600;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.mobile-nav-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.1), transparent 50%),
                radial-gradient(circle at bottom left, rgba(168, 85, 247, 0.1), transparent 50%);
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, var(--border) 1px, transparent 1px),
        linear-gradient(0deg, var(--border) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, var(--bg-primary) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 40px;
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    display: flex;
    gap: 60px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Section Styles */
section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Products Section */
.products {
    background: var(--bg-secondary);
}

.filter-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.filter-tab {
    padding: 12px 24px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.filter-tab:hover {
    background: var(--bg-card);
    border-color: var(--border-light);
}

.filter-tab.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-color: transparent;
    color: white;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
    z-index: 1;
}

.product-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

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

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

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-content {
    padding: 24px;
}

.product-game {
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.product-description {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
    line-height: 1.6;
}

.product-features {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.feature-tag {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 8px 14px;
    border-radius: var(--radius);
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.feature-tag:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(168, 85, 247, 0.2));
    border-color: var(--primary);
    transform: translateY(-2px);
}

.feature-tag i {
    color: var(--primary);
    font-size: 14px;
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.product-price {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.price-period {
    color: var(--text-muted);
    font-size: 14px;
}

.add-to-cart {
    flex-shrink: 0;
}

.load-more-wrapper {
    text-align: center;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Testimonials */
.testimonials {
    background: var(--bg-secondary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 30px;
}

.testimonial-stars {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 20px;
}

.testimonial-text {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 24px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

.author-name {
    font-weight: 600;
}

.author-title {
    color: var(--text-muted);
    font-size: 14px;
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border-light);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 30px;
    cursor: pointer;
    user-select: none;
}

.faq-question h3 {
    font-size: 1.1rem;
}

.faq-question i {
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 24px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-logo img {
    width: 35px;
    height: 35px;
    border-radius: var(--radius-sm);
}

.footer-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 20px;
}

.payment-methods {
    display: flex;
    gap: 16px;
    font-size: 30px;
    color: var(--text-muted);
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 450px;
    height: 100vh;
    background: var(--bg-secondary);
    z-index: 2000;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
}

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

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 30px;
    border-bottom: 1px solid var(--border);
}

.cart-header h3 {
    font-size: 1.5rem;
}

.close-cart {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 20px;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
}

.empty-cart {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-cart i {
    font-size: 60px;
    margin-bottom: 20px;
    opacity: 0.3;
}

.cart-footer {
    border-top: 1px solid var(--border);
    padding: 30px;
}

.cart-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.total-amount {
    color: var(--primary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes cartSuccess {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(1);
    }
}

/* Cart Success Animation */
.cart-success {
    animation: cartSuccess 0.3s ease;
    transition: all 0.3s ease;
}

.adding {
    pointer-events: none;
    opacity: 0.8;
}

/* Cart Item Button Styles */
.cart-delete-btn:hover,
.cart-qty-btn:hover {
    background: var(--bg-card) !important;
    border-color: var(--primary) !important;
    transform: scale(1.05);
}

.cart-delete-btn:active,
.cart-qty-btn:active {
    transform: scale(0.95);
}

.cart-item {
    transition: var(--transition);
}

.cart-item:hover {
    background: var(--bg-tertiary);
}

/* Checkout Button */
.cart-checkout-btn {
    transition: var(--transition);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cart-checkout-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cart-checkout-btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

/* Responsive Design */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .nav-links,
    .nav-actions {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .product-footer {
        flex-direction: column;
        align-items: stretch;
    }
    
    .add-to-cart {
        width: 100%;
    }
}