/* Root Variables */
:root {
    --bg-dark: #0f0f11;
    --bg-card: #1a1a1d;
    --bg-glass: rgba(26, 26, 29, 0.7);
    --accent-color: #e63946;
    --accent-hover: #ff4d5a;
    --text-main: #f5f5f5;
    --text-muted: #a0a0a0;
    --border-color: #2a2a2e;
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Montserrat', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title span {
    color: var(--accent-color);
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
    box-shadow: 0 4px 15px rgba(230, 57, 70, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 57, 70, 0.5);
}

/* Loading Animation */
.loader-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.wheel-loader i {
    font-size: 4rem;
    color: var(--accent-color);
}

/* Navbar */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    transition: var(--transition);
}

header.scrolled {
    padding: 15px 0;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

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

.nav-icons {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

.search-container input {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 35px 8px 15px;
    border-radius: 20px;
    outline: none;
    font-family: var(--font-body);
    transition: var(--transition);
}

.search-container input:focus {
    border-color: var(--accent-color);
}

.search-container i {
    position: absolute;
    right: 12px;
    color: var(--text-muted);
    cursor: pointer;
}

.cart-icon {
    position: relative;
    cursor: pointer;
    font-size: 1.2rem;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background-color: var(--accent-color);
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Cart Sidebar */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 350px;
    height: 100vh;
    background-color: var(--bg-card);
    border-left: 1px solid var(--border-color);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -5px 0 20px rgba(0,0,0,0.5);
}

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

.cart-header {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.cart-header h2 {
    font-family: var(--font-heading);
}

#close-cart {
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

#close-cart:hover {
    color: var(--accent-color);
    transform: rotate(90deg);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cart-item {
    display: flex;
    gap: 15px;
    background: rgba(255,255,255,0.02);
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.cart-item img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 4px;
}

.cart-item-info {
    flex: 1;
}

.cart-item-info h4 {
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.cart-item-price {
    color: var(--accent-color);
    font-weight: 600;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}

.qty-btn {
    background: var(--border-color);
    border: none;
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    cursor: pointer;
}

.remove-item {
    color: var(--text-muted);
    cursor: pointer;
    margin-left: auto;
    transition: var(--transition);
}

.remove-item:hover {
    color: var(--accent-color);
}

.cart-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.checkout-btn {
    width: 100%;
    padding: 15px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 4px;
    font-family: var(--font-heading);
    font-weight: bold;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

.checkout-btn:hover {
    background: var(--accent-hover);
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    z-index: 1000;
    display: none;
    opacity: 0;
    transition: opacity 0.3s;
}

.cart-overlay.show {
    display: block;
    opacity: 1;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1492144534655-ae79c964c9d7?auto=format&fit=crop&q=80&w=1920') center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(15,15,17,0.9) 0%, rgba(15,15,17,0.6) 50%, rgba(15,15,17,0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.hero-title span {
    color: var(--accent-color);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* Categories Section */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.category-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px 15px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 20px rgba(230, 57, 70, 0.1);
}

.category-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.category-card h3 {
    font-size: 1rem;
    font-weight: 600;
}

/* Shop Section */
.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
    border-color: rgba(230, 57, 70, 0.3);
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.product-price {
    color: var(--accent-color);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.add-to-cart {
    width: 100%;
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    transition: var(--transition);
}

.product-card:hover .add-to-cart {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

/* About Section */
.about-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image {
    flex: 1;
    position: relative;
}

.about-image img {
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-color);
    border-radius: 12px;
    z-index: -1;
}

.about-content {
    flex: 1;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.about-features {
    margin-top: 30px;
}

.about-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.about-features i {
    color: var(--accent-color);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

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

.info-item h4 {
    margin-bottom: 5px;
    font-family: var(--font-heading);
}

.info-item p {
    color: var(--text-muted);
}

.map-placeholder {
    margin-top: 30px;
    border-radius: 8px;
    overflow: hidden;
}

.contact-form {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 4px;
    color: var(--text-main);
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--accent-color);
    outline: none;
    background: rgba(255,255,255,0.05);
}

/* Footer */
.footer {
    background: #0a0a0b;
    padding-top: 80px;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-muted);
    margin: 20px 0;
    max-width: 300px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border-radius: 50%;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.social-icons a:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

.footer-links h3, .footer-newsletter h3 {
    font-family: var(--font-heading);
    margin-bottom: 20px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: var(--text-muted);
}

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

.footer-newsletter p {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-right: none;
    color: var(--text-main);
    border-radius: 4px 0 0 4px;
    outline: none;
}

.newsletter-form button {
    padding: 12px 20px;
    background: var(--accent-color);
    border: none;
    color: white;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--accent-hover);
}

.footer-bottom {
    text-align: center;
    padding: 20px;
    background: #050505;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--accent-hover);
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 992px) {
    .about-container {
        flex-direction: column;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }
    
    .navbar {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-dark);
        transition: var(--transition);
        padding: 40px 20px;
    }
    
    .navbar.active {
        left: 0;
    }
    
    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }
    
    .nav-links a {
        font-size: 1.2rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .search-container {
        display: none;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
}