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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    padding: 1rem 0;
}

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

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.logo img {
    margin-right: 10px;
    border-radius: 8px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #ffd700;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

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

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

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #ff6b6b;
    color: white;
}

.btn-primary:hover {
    background: #ff5252;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

/* Featured Products */
.featured-products {
    padding: 4rem 0;
    background: white;
}

.featured-products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.product-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.product-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.product-card p {
    color: #666;
    margin-bottom: 1rem;
}

/* Content Section */
.content-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.content-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.content-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.content-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #667eea;
}

/* Breadcrumb */
.breadcrumb {
    background: white;
    padding: 1rem 0;
    border-bottom: 1px solid #eee;
}

.breadcrumb ol {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.breadcrumb a {
    color: #667eea;
    text-decoration: none;
}

.breadcrumb li:not(:last-child)::after {
    content: ">";
    margin-left: 0.5rem;
    color: #999;
}

/* Product Detail */
.product-detail {
    padding: 3rem 0;
    background: white;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.product-images .main-image {
    width: 100%;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.thumbnail-images {
    display: flex;
    gap: 1rem;
}

.thumbnail-images img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.thumbnail-images img:hover {
    opacity: 0.8;
}

.product-info h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #333;
}

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

.stars {
    color: #ffd700;
    font-size: 1.2rem;
}

.rating-text {
    color: #666;
}

.price {
    margin-bottom: 2rem;
}

.current-price {
    font-size: 2rem;
    font-weight: bold;
    color: #ff6b6b;
}

.old-price {
    text-decoration: line-through;
    color: #999;
    margin-left: 1rem;
}

.discount {
    background: #ff6b6b;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
    margin-left: 1rem;
}

.product-features {
    margin-bottom: 2rem;
}

.product-features h3 {
    margin-bottom: 1rem;
    color: #333;
}

.product-features ul {
    list-style: none;
}

.product-features li {
    padding: 0.5rem 0;
    color: #666;
}

.flavor-selection {
    margin-bottom: 2rem;
}

.flavor-selection h3 {
    margin-bottom: 1rem;
    color: #333;
}

.flavor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.flavor-option {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border: 2px solid #eee;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.flavor-option:hover {
    border-color: #667eea;
}

.flavor-option input[type="radio"] {
    margin-right: 0.5rem;
}

.product-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.trust-indicators {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #666;
    font-size: 0.9rem;
}

/* Product Description Tabs */
.description-tabs {
    display: flex;
    border-bottom: 2px solid #eee;
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 1rem 2rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    transition: all 0.3s ease;
}

.tab-btn.active {
    color: #667eea;
    border-bottom: 2px solid #667eea;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table td {
    padding: 1rem;
    border-bottom: 1px solid #eee;
}

.specs-table td:first-child {
    font-weight: 600;
    color: #333;
}

/* Reviews */
.reviews-summary {
    margin-bottom: 2rem;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
    text-align: center;
}

.overall-rating .rating-number {
    font-size: 3rem;
    font-weight: bold;
    color: #667eea;
}

.review-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.reviewer-name {
    font-weight: 600;
    color: #333;
}

.review-date {
    color: #999;
    font-size: 0.9rem;
}

.review-rating {
    color: #ffd700;
}

.review-text {
    color: #666;
    line-height: 1.6;
}

/* Related Products */
.related-products {
    padding: 4rem 0;
    background: #f8f9fa;
}

.related-products h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #ffd700;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #ffd700;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
    color: #ccc;
}

.footer-bottom a {
    color: #ccc;
    text-decoration: none;
}

.footer-bottom a:hover {
    color: #ffd700;
}

.social-links {
    margin-top: 1rem;
}

.social-links a {
    display: inline-block;
    margin-right: 1rem;
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: scale(1.2);
}

/* Trust Section */
.trust-section {
    padding: 4rem 0;
    background: white;
}

.trust-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.trust-item {
    text-align: center;
    padding: 2rem;
    border-radius: 12px;
    background: #f8f9fa;
    transition: transform 0.3s ease;
}

.trust-item:hover {
    transform: translateY(-5px);
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.trust-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.trust-item p {
    color: #666;
}

/* FAQ Section */
.faq-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.faq-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.faq-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #667eea;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

.faq-item a {
    color: #667eea;
    text-decoration: none;
}

.faq-item a:hover {
    text-decoration: underline;
}

/* Product Features */
.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.feature {
    background: #e8f5e8;
    color: #2d5a2d;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .flavor-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: 1rem;
    }
    
    .description-tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        text-align: left;
    }
    
    .product-features {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .featured-products h2,
    .content-section h2,
    .related-products h2,
    .trust-section h2,
    .faq-section h2 {
        font-size: 2rem;
    }
    
    .product-card {
        padding: 1rem;
    }
    
    .flavor-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .product-features {
        flex-direction: column;
        align-items: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.tab-btn:focus,
.flavor-option:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000;
        color: #fff;
    }
    
    .btn-secondary {
        background: #fff;
        color: #000;
        border-color: #000;
    }
}