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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

[id] {
    scroll-margin-top: 80px;
}

:root {
    --primary-color: #0170b9;
    --secondary-color: #023e7d;
    --accent-color: #77b300;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f5f5f5;
    --bg-white: #ffffff;
    --border-color: #dddddd;
    --success-color: #77b300;
    --warning-color: #ff9800;
    --sale-color: #e53935;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.65;
    background-color: var(--bg-white);
    font-size: 16px;
    overflow-x: hidden;
}

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

svg {
    vertical-align: middle;
}

.header-icons svg {
    margin-right: 5px;
}

.cart-icon svg,
.account-icon svg {
    display: inline-block;
    vertical-align: middle;
}

.product-highlights li svg {
    color: var(--accent-color);
    margin-right: 8px;
    vertical-align: middle;
}

.delivery-info svg {
    vertical-align: middle;
    margin-right: 8px;
    color: var(--accent-color);
}

.ingredient-icon {
    margin-right: 10px;
    vertical-align: middle;
    color: var(--accent-color);
}

.usage-recommendations ul li svg {
    color: var(--accent-color);
    margin-right: 8px;
    vertical-align: middle;
}

.footer-section ul li svg {
    margin-right: 8px;
    vertical-align: middle;
}

.header {
    background-color: var(--bg-white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header-top {
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon {
    width: 150px;
    height: 60px;
    object-fit: contain;
}

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

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s;
}

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

.mobile-menu-toggle {
    display: none;
}

.header-icons {
    display: flex;
    gap: 1rem;
}

.cart-icon,
.account-icon {
    background: none;
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s;
    position: relative;
}

.cart-icon:hover,
.account-icon:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
}

.hero-section {
    background-color: var(--bg-white);
    padding: 1.5rem 0 3rem;
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    padding: 0.5rem 0;
}

.breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
}

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

.product-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.product-image-section {
    position: relative;
}

.sale-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--sale-color);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 3px;
    font-weight: 600;
    font-size: 0.85rem;
    z-index: 10;
    text-transform: uppercase;
}

.product-gallery {
    width: 100%;
}

.main-image {
    background: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 450px;
}

.main-image img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

.image-thumbnails {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

.thumbnail {
    cursor: pointer;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s;
    background: #f8f9fa;
}

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

.thumbnail.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 1px var(--accent-color);
}

.thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.product-title {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    flex-wrap: wrap;
    overflow: visible;
}

.rating-stars {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    position: relative;
    z-index: 10;
    overflow: visible;
    padding: 2px;
}

.rating-stars svg.star {
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
    transition: all 0.2s ease;
    pointer-events: auto;
    display: block;
    transform-origin: center center;
    will-change: transform, filter;
    position: relative;
}

.rating-stars:hover svg.star {
    opacity: 0.8;
}

.rating-stars svg.star:hover {
    transform: scale(1.2) !important;
    filter: drop-shadow(0 3px 8px rgba(251, 191, 36, 0.6)) !important;
    opacity: 1 !important;
    z-index: 100 !important;
}

.rating-stars svg.star-filled {
    fill: #fbbf24;
}

.rating-stars svg.star-half {
    position: relative;
}

.rating-info {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: var(--text-light);
}

.rating-value {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-dark);
}

.rating-separator,
.rating-max {
    color: var(--text-light);
    font-weight: 500;
}

.rating-text {
    color: var(--text-light);
}

.rating-count {
    font-weight: 600;
    color: var(--text-dark);
}

.rating-reviews-text {
    color: var(--text-light);
}

.rating-link {
    color: #8b4513;
    text-decoration: underline;
    font-weight: 500;
    transition: color 0.3s ease;
    margin-left: 0.25rem;
}

.rating-link:hover {
    color: #a0522d;
    text-decoration: none;
}

.product-category {
    margin-bottom: 1rem;
}

.product-category a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.price-old {
    font-size: 1.2rem;
    text-decoration: line-through;
    color: #999999;
}

.price-current {
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-color);
}

.discount-badge {
    background-color: var(--accent-color);
    color: white;
    padding: 0.3rem 0.7rem;
    border-radius: 3px;
    font-weight: 600;
    font-size: 0.85rem;
}

.product-summary {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: var(--text-light);
}

.product-highlights {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 4px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.product-highlights ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.product-highlights li {
    font-size: 0.95rem;
    color: var(--text-dark);
    display: flex;
    align-items: center;
}

.product-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.quantity-selector {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    overflow: hidden;
}

.qty-btn {
    background-color: var(--bg-light);
    border: none;
    padding: 0.8rem 1.2rem;
    cursor: pointer;
    font-size: 1.1rem;
    transition: background-color 0.3s;
}

.qty-btn:hover {
    background-color: var(--border-color);
}

.qty-input {
    border: none;
    text-align: center;
    width: 60px;
    font-size: 1rem;
    font-weight: 600;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.9rem 2rem;
    border-radius: 3px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    flex: 1;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary:hover {
    background: #689a00;
}

.btn-add-cart {
    min-width: 200px;
}

.delivery-info {
    background-color: #e8f5e9;
    padding: 1rem;
    border-radius: 3px;
    border-left: 3px solid var(--accent-color);
}

.delivery-info p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.delivery-info p:last-child {
    margin-bottom: 0;
}

.product-tabs-section {
    background-color: var(--bg-white);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2.5rem;
}

.tab-btn {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-bottom: none;
    padding: 0.8rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-light);
    transition: all 0.3s;
    margin-bottom: -1px;
    margin-right: -1px;
}

.tab-btn:hover {
    color: var(--text-dark);
}

.tab-btn.active {
    color: var(--text-dark);
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--bg-white);
    font-weight: 600;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-content h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    font-weight: 600;
}

.tab-content h3 {
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 600;
}

.tab-content h4 {
    font-size: 1.1rem;
    margin-top: 0;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 600;
}

.tab-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.tab-content ul,
.tab-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.tab-content li {
    margin-bottom: 0.8rem;
    line-height: 1.7;
    color: var(--text-light);
}

.desc-highlight {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-left: 4px solid var(--accent-color);
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    border-radius: 0 8px 8px 0;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    font-weight: 500;
}

.desc-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0 2rem;
    background: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.desc-table th,
.desc-table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.desc-table th {
    background: var(--secondary-color);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
}

.desc-table tr:last-child td {
    border-bottom: none;
}

.desc-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.desc-table tr:hover {
    background-color: #e8f5e9;
}

.desc-table td:first-child {
    font-weight: 500;
    color: var(--text-dark);
}

.desc-testimonial {
    background: #f8f9fa;
    border-left: 4px solid var(--primary-color);
    padding: 1.25rem 1.5rem;
    margin: 1.25rem 0;
    border-radius: 0 8px 8px 0;
    font-style: italic;
}

.desc-testimonial p {
    margin-bottom: 0;
    color: var(--text-dark);
    line-height: 1.7;
}

.desc-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 2rem 2.5rem;
    border-radius: 12px;
    margin: 2rem 0;
    text-align: center;
}

.desc-banner h3 {
    color: white;
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.desc-banner p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0.75rem;
    font-size: 1.05rem;
}

.desc-banner-link {
    display: inline-block;
    background: white;
    color: var(--primary-color);
    padding: 0.85rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.desc-banner-link:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.desc-faq-item {
    background: #fafafa;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
}

.desc-faq-item h4 {
    color: var(--primary-color);
    font-weight: 600;
}

.desc-faq-item p {
    margin-bottom: 0;
    color: var(--text-light);
}

.desc-footer {
    background: #f5f5f5;
    border-top: 2px solid var(--border-color);
    padding: 1.5rem 2rem;
    margin-top: 3rem;
    border-radius: 8px;
    text-align: center;
}

.desc-footer p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.desc-footer p:last-child {
    margin-bottom: 0;
}

.desc-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.desc-footer a:hover {
    text-decoration: underline;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
    background-color: #fafafa;
    padding: 2rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.overview-item {
    font-size: 0.95rem;
}

.overview-item strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 0.3rem;
}

.intro-text {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-weight: 500;
}

.ingredient-card {
    background-color: #fafafa;
    padding: 1.5rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    border-left: 3px solid var(--accent-color);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent-color);
}

.ingredient-card h3 {
    margin-top: 0;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
}

.ingredient-card em {
    color: var(--text-light);
    font-size: 0.9rem;
}

.ingredients-table-wrapper {
    overflow-x: auto;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.ingredients-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-white);
    font-size: 0.9rem;
}

.ingredients-table thead th {
    background: var(--secondary-color);
    color: white;
    padding: 1rem 0.75rem;
    font-weight: 600;
    text-align: left;
    border-bottom: 2px solid var(--primary-color);
    position: sticky;
    top: 0;
}

.ingredients-table tbody td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
    line-height: 1.5;
}

.ingredients-table tbody tr:hover {
    background-color: #f0f7ff;
}

.ingredients-table .category-row {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.ingredients-table .category-row td {
    padding: 0.6rem 1rem;
    border-bottom: none;
}

.ingredients-table .category {
    color: white;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ingredients-table .ingredient-name {
    font-weight: 600;
    color: var(--text-dark);
}

.ingredients-table .ingredient-name small {
    display: block;
    font-weight: 400;
    color: var(--text-light);
    font-style: italic;
    margin-top: 2px;
}

.ingredients-table .percentage {
    text-align: center;
    font-weight: 700;
    color: var(--accent-color);
    background: #f0fff0;
}

.ingredients-table .function {
    color: var(--text-light);
    font-size: 0.85rem;
}

.ingredients-table tbody tr:nth-child(even):not(.category-row) {
    background-color: #fafafa;
}

.ingredients-table tbody tr:nth-child(even):not(.category-row):hover {
    background-color: #f0f7ff;
}

.ingredients-summary {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: 8px;
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    border-left: 4px solid var(--accent-color);
}

.ingredients-summary h3 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ingredients-summary h3 .section-icon {
    color: var(--accent-color);
    flex-shrink: 0;
}

.ingredients-summary .summary-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem 2rem;
}

.ingredients-summary .summary-list li {
    padding: 0.4rem 0;
    color: var(--text-dark);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.ingredients-summary .summary-list li.total {
    grid-column: 1 / -1;
    margin-top: 0.5rem;
    padding-top: 0.75rem;
    border-top: 2px solid var(--accent-color);
    font-size: 1.1rem;
    color: var(--accent-color);
}

.ingredients-notes {
    background: #fff8e1;
    border-radius: 8px;
    padding: 1.5rem 2rem;
    margin-bottom: 2rem;
    border-left: 4px solid #ffc107;
}

.ingredients-notes h4 {
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ingredients-notes h4 .section-icon {
    color: #f57c00;
    flex-shrink: 0;
}

.ingredients-notes ul {
    margin: 0;
    padding-left: 1.25rem;
}

.ingredients-notes li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-size: 0.9rem;
    line-height: 1.6;
}

.ingredients-notes li strong {
    color: var(--secondary-color);
}

.ingredients-info-box {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 1.5rem 2rem;
    border: 1px solid var(--border-color);
}

.ingredients-info-box p {
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.ingredients-info-box p:last-child {
    margin-bottom: 0;
}

.ingredients-info-box p strong {
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .ingredients-summary .summary-list {
        grid-template-columns: 1fr;
    }
    
    .ingredients-table {
        font-size: 0.8rem;
    }
    
    .ingredients-table thead th,
    .ingredients-table tbody td {
        padding: 0.5rem;
    }
}

.usage-steps {
    margin-bottom: 3rem;
}

.step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: start;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.usage-recommendations {
    background-color: #fafafa;
    padding: 2rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.usage-recommendations h3 {
    margin-top: 2rem;
}

.usage-recommendations h3:first-child {
    margin-top: 0;
}

.usage-recommendations ul li {
    display: flex;
    align-items: flex-start;
}

.reviews-summary {
    background: var(--bg-light);
    color: var(--text-dark);
    padding: 2rem;
    border-radius: 4px;
    margin-bottom: 3rem;
    text-align: center;
    border: 1px solid var(--border-color);
}

.rating-overview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.rating-number {
    font-size: 3rem;
    font-weight: 700;
}

.stars {
    font-size: 1.5rem;
    color: #fbbf24;
}

.reviews-list {
    margin-bottom: 3rem;
}

.review-item {
    background-color: var(--bg-white);
    padding: 1.5rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

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

.reviewer-info strong {
    color: var(--text-dark);
    margin-right: 1rem;
}

.review-date {
    color: var(--text-light);
    font-size: 0.85rem;
}

.review-rating {
    color: #fbbf24;
    font-size: 1.1rem;
}

.review-text {
    color: var(--text-light);
    line-height: 1.7;
}

.review-form {
    background-color: #fafafa;
    padding: 2rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.review-form h3 {
    margin-top: 0;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    font-family: inherit;
    font-size: 0.95rem;
}

.form-group textarea {
    resize: vertical;
}

.star-rating-input {
    display: flex;
    gap: 0.5rem;
}

.star-rating-input .star {
    font-size: 2rem;
    cursor: pointer;
    color: var(--border-color);
    transition: color 0.3s;
}

.star-rating-input .star:hover,
.star-rating-input .star.active {
    color: #fbbf24;
}

.benefits-section {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.benefit-card {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(139, 92, 246, 0.15);
}

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

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-light);
    line-height: 1.7;
}

.comparison-section {
    background-color: var(--bg-white);
    padding: 5rem 0;
}

.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 2rem;
}

.comparison-table th,
.comparison-table td {
    padding: 1.2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background-color: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
}

.comparison-table td:first-child,
.comparison-table th:first-child {
    text-align: left;
    font-weight: 600;
}

.comparison-table .highlight {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(236, 72, 153, 0.1));
    color: var(--primary-color);
    font-weight: 700;
}

.faq-section {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-white);
    margin-bottom: 1rem;
    border-radius: 12px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    padding: 1.5rem;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-dark);
    transition: background-color 0.3s;
}

.faq-question:hover {
    background-color: var(--bg-light);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.8;
}

.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 5rem 0;
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

.cta-price {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.cta-price-old {
    font-size: 1.8rem;
    text-decoration: line-through;
    opacity: 0.7;
}

.cta-price-current {
    font-size: 3rem;
    font-weight: 700;
}

.btn-cta {
    background-color: white;
    color: var(--primary-color);
    border: none;
    padding: 1.2rem 3rem;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    margin-bottom: 2rem;
}

.btn-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.cta-guarantee {
    margin-top: 2rem;
}

.cta-guarantee p {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.footer {
    background-color: #23282d;
    color: #b8b8b8;
    padding: 3rem 0 1.5rem;
    border-top: 3px solid var(--primary-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    width: 246px;
    height: 50px;
}

.footer-section h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: #ffffff;
    font-weight: 600;
}

.footer-section p {
    color: #b8b8b8;
    line-height: 1.7;
    font-size: 0.95rem;
}

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

.footer-section li {
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
}

.footer-section a {
    color: #b8b8b8;
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888888;
    font-size: 0.9rem;
}

@media (max-width: 1024px) {
    .product-hero {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .logo {
        flex-direction: row;
    }

    .logo h1 {
        font-size: 1.2rem;
    }

    .logo .tagline {
        font-size: 0.7rem;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .image-thumbnails {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
    }

    .main-nav {
        display: none;
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        flex-wrap: nowrap;
        justify-content: flex-start;
        gap: 0.5rem;
        width: 100%;
    }

    .mobile-menu-toggle {
        display: block !important;
        position: absolute;
        top: 1rem;
        right: 1rem;
        z-index: 1001;
    }

    .product-title {
        font-size: 2rem;
    }

    .product-rating {
        gap: 0.5rem;
    }

    .rating-stars svg.star {
        width: 18px;
        height: 18px;
    }

    .rating-info {
        font-size: 0.85rem;
    }

    .rating-value {
        font-size: 1rem;
    }

    .product-highlights ul {
        grid-template-columns: 1fr;
    }

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

    .tabs {
        overflow-x: auto;
        white-space: nowrap;
    }

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

    .comparison-table {
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

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

    .step {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.5rem;
    }

    .product-title {
        font-size: 1.7rem;
    }

    .product-rating {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .rating-info {
        font-size: 0.8rem;
        gap: 0.3rem;
    }

    .rating-stars svg.star {
        width: 16px;
        height: 16px;
    }

    .price-current {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.7rem;
    }

    .cta-content h2 {
        font-size: 1.7rem;
    }

    .cta-price-current {
        font-size: 2.5rem;
    }
}

.mini-product-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100vw;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-white) 0%, #f8f9fa 100%);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 3px solid var(--accent-color);
    box-sizing: border-box;
}

.mini-product-bar.visible {
    transform: translateY(0);
}

.mini-product-bar.hidden-by-user {
    transform: translateY(100%) !important;
}

.mini-product-bar .container {
    padding: 0.75rem 15px;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
}

.mini-product-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    overflow: hidden;
}

.mini-product-image {
    flex-shrink: 0;
    width: 58px;
    height: 94px;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--primary-color);
    background: var(--primary-color);
}

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

.mini-product-info {
    flex: 1;
    min-width: 0;
}

.mini-product-name {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.mini-product-price {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.mini-price-old {
    font-size: 0.9rem;
    text-decoration: line-through;
    color: #999;
}

.mini-price-current {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-color);
}

.mini-discount {
    background: var(--sale-color);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.mini-product-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(119, 179, 0, 0.3);
}

.mini-product-btn:hover {
    background: #689a00;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(119, 179, 0, 0.4);
}

.mini-product-btn svg {
    flex-shrink: 0;
}

.mini-product-close {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-light);
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mini-product-close:hover {
    background: #f0f0f0;
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .mini-product-bar .container {
        padding: 0.6rem 15px;
    }

    .mini-product-content {
        gap: 0.75rem;
    }

    .mini-product-image {
        width: 45px;
        height: 45px;
    }

    .mini-product-name {
        font-size: 0.95rem;
    }

    .mini-price-current {
        font-size: 1.1rem;
    }

    .mini-price-old {
        font-size: 0.8rem;
    }

    .mini-product-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }

    .mini-product-btn span {
        display: none;
    }
}

@media (max-width: 480px) {
    .mini-product-bar .container {
        padding: 0.5rem 10px;
    }

    .mini-product-info {
        display: none;
    }

    .mini-product-content {
        justify-content: space-between;
        gap: 0.5rem;
    }

    .mini-product-image {
        width: 45px;
        height: 45px;
        flex-shrink: 0;
    }

    .mini-product-btn {
        flex: 1;
        justify-content: center;
        padding: 0.7rem 0.75rem;
        font-size: 0.9rem;
        min-width: 0;
    }

    .mini-product-close {
        padding: 0.4rem;
        flex-shrink: 0;
    }
}