/* Base Styles */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #6b7280;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --danger-color: #dc2626;
    --success-color: #16a34a;
    --warning-color: #d97706;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

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

.section-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dark-color);
    text-align: center;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 3rem;
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.preloader.fade-out {
    opacity: 0;
}

.loader {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    background-color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    padding: 15px 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
}

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

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

.nav-list a {
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 8px 15px 8px 35px;
    border-radius: var(--border-radius);
    border: 1px solid #ddd;
    outline: none;
    transition: var(--transition);
    width: 180px;
}

.search-box input:focus {
    border-color: var(--primary-color);
    width: 220px;
}

.search-box i {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
}

.cart-icon {
    position: relative;
    cursor: pointer;
}

.cart-icon i {
    font-size: 1.2rem;
    color: var(--dark-color);
    transition: var(--transition);
}

.cart-icon:hover i {
    color: var(--primary-color);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--primary-color);
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 600;
}

.hamburger {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger .bar {
    width: 100%;
    height: 3px;
    background-color: var(--dark-color);
    transition: var(--transition);
}

.hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1441986300917-64674bd600d8?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1470&q=80') no-repeat center center/cover;
    display: flex;
    align-items: center;
    color: white;
    text-align: center;
    padding-top: 80px;
    animation: fadeIn 1.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 1s ease forwards 0.5s;
}

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

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Categories Section */
.categories {
    padding: 80px 0;
    background-color: var(--light-color);
}

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

.category-card {
    background-color: white;
    padding: 30px 20px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.category-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.category-card:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.category-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.category-card:hover .category-icon {
    background-color: var(--primary-color);
    color: white;
}

.category-icon i {
    font-size: 1.5rem;
}

.category-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.category-card p {
    color: var(--secondary-color);
    font-size: 0.9rem;
}

/* Products Section */
.products {
    padding: 80px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.product-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.product-card:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

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

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

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--dark-color);
    font-weight: 600;
}

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

.product-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.add-to-cart {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
}

.add-to-cart:hover {
    background-color: var(--primary-hover);
}

.wishlist-btn {
    background: none;
    border: none;
    color: var(--secondary-color);
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

.wishlist-btn:hover {
    color: var(--danger-color);
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-color: var(--light-color);
}

.carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.carousel-inner {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-item {
    min-width: 100%;
    padding: 0 15px;
}

.testimonial-card {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.testimonial-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 20px;
    border: 3px solid var(--primary-color);
}

.testimonial-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.testimonial-author h4 {
    font-weight: 600;
    margin-bottom: 5px;
}

.rating {
    color: var(--warning-color);
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    transition: var(--transition);
}

.carousel-control:hover {
    background-color: var(--primary-color);
    color: white;
}

.carousel-control.prev {
    left: 10px;
}

.carousel-control.next {
    right: 10px;
}

/* Newsletter Section */
.newsletter {
    padding: 60px 0;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
}

.newsletter h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.newsletter p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    position: relative;
}

.newsletter-form input {
    width: 100%;
    padding: 15px 20px;
    border-radius: 50px;
    border: none;
    outline: none;
    font-size: 1rem;
    transition: var(--transition);
}

.newsletter-form input:focus {
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-form button {
    position: absolute;
    right: 5px;
    top: 5px;
    bottom: 5px;
    padding: 0 25px;
    border-radius: 50px;
    border: none;
    background-color: var(--dark-color);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: #111827;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col p {
    margin-bottom: 20px;
    opacity: 0.8;
}

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

.footer-col ul li a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-col ul li i {
    margin-right: 10px;
    color: var(--primary-color);
}

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

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

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

.footer-bottom {
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: white;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal.active .modal-content {
    transform: scale(1);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
    transition: var(--transition);
}

.close-modal:hover {
    color: var(--danger-color);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 40px;
}

.modal-image {
    height: 400px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.modal-details h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.modal-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.modal-rating {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-rating span {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.modal-details p {
    margin-bottom: 25px;
    color: var(--secondary-color);
    line-height: 1.7;
}

.quantity-selector {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.quantity-btn {
    width: 35px;
    height: 35px;
    background-color: #f3f4f6;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-btn:hover {
    background-color: #e5e7eb;
}

.quantity-input {
    width: 50px;
    height: 35px;
    text-align: center;
    border: 1px solid #e5e7eb;
    margin: 0 5px;
}

.add-to-cart-modal {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .modal-body {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        height: 300px;
    }
}

@media (max-width: 768px) {
    .nav-list {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav-list.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .header-actions {
        gap: 15px;
    }
    
    .search-box input {
        width: 150px;
    }
    
    .search-box input:focus {
        width: 180px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .carousel-control {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}