/* CSS Variables */
:root {
    --color-primary: #8B4513;
    --color-primary-dark: #654321;
    --color-primary-light: #A0522D;
    --color-secondary: #D2691E;
    --color-accent: #DAA520;
    --color-dark: #1a1a1a;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #FAFAF8;
    --color-bg-alt: #F5F5DC;
    --color-white: #FFFFFF;
    --color-border: #E0D5C5;
    --color-success: #28a745;
    --color-warning: #ffc107;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-dark);
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-dark);
}

.logo-icon {
    font-size: 1.8rem;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    font-weight: 500;
    color: var(--color-text);
    padding: 8px 0;
    position: relative;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #2c1810 0%, #4a2c17 50%, #654321 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 120px 20px 80px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--color-white);
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Products Section */
.products-section {
    padding: 100px 0;
    background: var(--color-white);
}

.filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
    padding: 20px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-group label {
    font-weight: 500;
    color: var(--color-text-light);
}

.filter-buttons {
    display: flex;
    gap: 8px;
}

.filter-btn {
    padding: 10px 20px;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

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

.view-toggle {
    display: flex;
    gap: 8px;
}

.view-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-text-light);
}

.view-btn:hover,
.view-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

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

.product-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 12px;
    background: var(--color-accent);
    color: var(--color-dark);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    z-index: 1;
}

.product-image {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, #f5f0e8 0%, #e8e0d5 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    position: relative;
    overflow: hidden;
}

.product-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(transparent, rgba(255,255,255,0.8));
}

.product-content {
    padding: 20px;
}

.product-brand {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.product-name {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--color-dark);
}

.product-details {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.product-detail {
    font-size: 13px;
    color: var(--color-text-light);
    padding: 4px 10px;
    background: var(--color-bg);
    border-radius: 20px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
}

.stars {
    color: var(--color-accent);
    font-size: 14px;
}

.rating-count {
    font-size: 13px;
    color: var(--color-text-light);
}

.product-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.product-actions {
    display: flex;
    gap: 10px;
}

.product-actions .btn {
    flex: 1;
    padding: 12px 16px;
    font-size: 14px;
}

.btn-compare {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-compare:hover,
.btn-compare.active {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-white);
}

/* Products Table */
.products-table-container {
    overflow-x: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.products-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
}

.products-table th,
.products-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.products-table th {
    background: var(--color-bg);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
}

.products-table tr:hover {
    background: var(--color-bg);
}

.products-table .product-name-cell {
    display: flex;
    align-items: center;
    gap: 15px;
}

.table-product-image {
    width: 60px;
    height: 60px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.table-compare-btn {
    padding: 8px 16px;
    font-size: 13px;
}

/* Quiz Section */
.quiz-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f9f6f1 0%, #f5f0e8 100%);
}

.quiz-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-lg);
}

.quiz-progress {
    margin-bottom: 40px;
}

.progress-bar {
    height: 8px;
    background: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 20%;
}

.progress-text {
    font-size: 14px;
    color: var(--color-text-light);
}

.quiz-question {
    margin-bottom: 30px;
}

.quiz-question h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--color-dark);
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 20px;
    background: var(--color-bg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.quiz-option:hover {
    border-color: var(--color-primary);
    background: var(--color-white);
}

.quiz-option.selected {
    border-color: var(--color-primary);
    background: rgba(139, 69, 19, 0.1);
}

.quiz-option input {
    display: none;
}

.quiz-option-radio {
    width: 22px;
    height: 22px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    position: relative;
    flex-shrink: 0;
}

.quiz-option.selected .quiz-option-radio {
    border-color: var(--color-primary);
}

.quiz-option.selected .quiz-option-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
}

.quiz-option-text {
    font-weight: 500;
}

.quiz-navigation {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
}

.quiz-results {
    text-align: center;
}

.quiz-results h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--color-primary);
}

.quiz-result-product {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    padding: 30px;
    margin-bottom: 20px;
}

/* Compare Section */
.compare-section {
    padding: 100px 0;
    background: var(--color-white);
}

.compare-slots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.compare-slot {
    min-height: 300px;
    background: var(--color-bg);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.compare-slot.filled {
    border-style: solid;
    border-color: var(--color-primary);
}

.compare-add-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 30px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
}

.compare-add-btn:hover {
    color: var(--color-primary);
}

.plus-icon {
    width: 60px;
    height: 60px;
    border: 2px solid currentColor;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.compare-slot-product {
    padding: 20px;
    text-align: center;
    width: 100%;
}

.compare-slot-product .product-image {
    height: 150px;
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
}

.compare-remove-btn {
    margin-top: 15px;
    padding: 8px 20px;
    font-size: 13px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.compare-remove-btn:hover {
    background: #ff4444;
    border-color: #ff4444;
    color: var(--color-white);
}

.compare-table-container {
    overflow-x: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-white);
}

.compare-table th,
.compare-table td {
    padding: 16px 20px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.compare-table th:first-child,
.compare-table td:first-child {
    text-align: left;
    font-weight: 600;
    background: var(--color-bg);
}

.compare-table th {
    background: var(--color-bg);
    font-weight: 600;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    font-size: 1.3rem;
}

.modal-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--color-text-light);
    transition: var(--transition);
}

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

.modal-body {
    padding: 25px;
    max-height: 60vh;
    overflow-y: auto;
}

.compare-product-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.compare-product-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.compare-product-item:hover {
    background: rgba(139, 69, 19, 0.1);
}

.compare-product-item.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.compare-product-image {
    width: 60px;
    height: 60px;
    background: var(--color-white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.compare-product-info {
    flex: 1;
}

.compare-product-info h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.compare-product-info span {
    font-size: 13px;
    color: var(--color-text-light);
}

/* Guide Section */
.guide-section {
    padding: 100px 0;
    background: var(--color-bg);
}

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

.guide-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 35px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.guide-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.guide-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.guide-card p {
    color: var(--color-text-light);
    margin-bottom: 15px;
}

.guide-card ul {
    list-style: none;
}

.guide-card li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    font-size: 14px;
    color: var(--color-text);
}

.guide-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

/* SEO Section */
.seo-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f0e8 0%, #ebe4d8 100%);
}

.seo-content {
    max-width: 900px;
    margin: 0 auto;
}

.seo-content h2 {
    font-size: 2rem;
    margin-bottom: 25px;
    color: var(--color-primary-dark);
}

.seo-content h3 {
    font-size: 1.4rem;
    margin: 30px 0 15px;
    color: var(--color-dark);
}

.seo-content p {
    color: var(--color-text);
    margin-bottom: 15px;
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.7;
}

.footer-links h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 20px;
    font-family: var(--font-body);
    font-weight: 600;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.affiliate-disclosure {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 15px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-white);
        padding: 20px;
        gap: 0;
        box-shadow: var(--shadow-md);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu a {
        display: block;
        padding: 15px 0;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-stats {
        gap: 30px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .filters {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-buttons {
        flex-wrap: wrap;
    }

    .quiz-container {
        padding: 30px 20px;
    }

    .quiz-navigation {
        flex-wrap: wrap;
    }

    .quiz-navigation .btn {
        flex: 1 1 100%;
    }

    .compare-slots {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .product-actions {
        flex-direction: column;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    animation: fadeIn 0.5s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }
.product-card:nth-child(5) { animation-delay: 0.5s; }
.product-card:nth-child(6) { animation-delay: 0.6s; }