/* Global Styles */
:root {
    --primary-color: #4e54c8;
    --primary-hover: #3940a0;
    --secondary-color: #8f94fb;
    --accent-color: #ff6b6b;
    --dark-color: #333;
    --text-color: #444;
    --light-color: #f9f9f9;
    --border-color: #e0e0e0;
    --success-color: #4caf50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --card-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    --card-hover-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    --transition-speed: 0.3s;
    --border-radius: 8px;
    --content-width: 1200px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--dark-color);
    margin-bottom: 0.5em;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-top: 1rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

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

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

ul {
    list-style-type: none;
}

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

button {
    cursor: pointer;
    font-family: inherit;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed);
    border: none;
    font-size: 1rem;
}

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

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

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

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

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

.tertiary-btn:hover {
    background-color: var(--light-color);
}

.text-btn {
    background: none;
    border: none;
    color: var(--primary-color);
    padding: 0;
    text-decoration: underline;
    font-weight: normal;
}

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

/* Header */
header {
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: var(--content-width);
    margin: 0 auto;
}

.logo img {
    height: 50px;
    width: auto;
}

nav ul {
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--dark-color);
    font-weight: 500;
    position: relative;
}

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

nav a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.cart-icon {
    position: relative;
    display: flex;
    align-items: center;
}

#cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: var(--accent-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 700;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: white;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.feature {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

.feature-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.feature h3 {
    margin-bottom: 1rem;
}

.stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    margin: 4rem 0;
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.cta h3 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.cta p {
    margin-bottom: 1.5rem;
}

/* About Products Section */
.about-products {
    padding: 5rem 0;
    background-color: white;
}

.about-products h2 {
    text-align: center;
    margin-bottom: 2rem;
}

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

.about-content h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

/* Products Section */
.products {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.products h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

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

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

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

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

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.description {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #666;
}

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

.product-actions .btn {
    flex: 1;
    padding: 0.8rem;
}

/* Calculator Section */
.calculator-section {
    padding: 5rem 0;
    background-color: white;
}

.calculator-section h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.calculator-section > .container > p {
    text-align: center;
    margin-bottom: 3rem;
}

.calculator {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.calculator-form, .calculator-result {
    padding: 2rem;
}

.calculator-form {
    background-color: white;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
}

.calculator-result {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.calculator-result h3 {
    color: white;
    margin-bottom: 1.5rem;
}

#savings-result {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.calculator-note {
    font-style: italic;
    opacity: 0.8;
}

/* Footer */
footer {
    background-color: #222;
    color: #ddd;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo img {
    width: 120px;
    margin-bottom: 1rem;
}

.footer-links h3, .footer-contact h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #bbb;
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    margin-bottom: 0.8rem;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 2rem;
    text-align: center;
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #333;
    border-radius: 50%;
    color: white;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

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

/* Cookie Consent */
.cookie-consent {
    position: fixed;
    bottom: 20px;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.15);
    border-radius: var(--border-radius);
    max-width: 1000px;
    margin: 0 auto;
    z-index: 1000;
    display: none; /* Initially hidden, shown via JS */
}

.cookie-content {
    padding: 1.5rem;
    text-align: center;
}

.cookie-content p {
    margin-bottom: 1.5rem;
}

.cookie-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.cookie-content a {
    font-size: 0.9rem;
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: var(--success-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transform: translateX(200%);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

/* Product Detail Page */
.product-detail {
    padding: 4rem 0;
    background-color: white;
}

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

.product-detail-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.breadcrumb {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

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

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

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.stars {
    color: #ffc107;
    display: flex;
}

.review-count {
    color: #666;
    font-size: 0.9rem;
}

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

.product-description ul {
    list-style-type: disc;
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.product-variants {
    margin-bottom: 1.5rem;
}

.product-variants label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.product-variants select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    font-family: inherit;
    font-size: 1rem;
}

.product-quantity {
    margin-bottom: 1.5rem;
}

.product-quantity label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.quantity-selector {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    width: fit-content;
}

.quantity-btn {
    background-color: #f0f0f0;
    border: none;
    padding: 0.8rem 1rem;
    font-size: 1.2rem;
    cursor: pointer;
}

.quantity-selector input {
    width: 60px;
    text-align: center;
    border: none;
    padding: 0.8rem 0;
    font-size: 1rem;
    -moz-appearance: textfield;
}

.quantity-selector input::-webkit-outer-spin-button,
.quantity-selector input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.product-bundle {
    background-color: #f9f5ff;
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.product-bundle h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.shipping-info {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.shipping-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #666;
}

/* Product Details Tabs */
.product-details-tabs {
    padding: 4rem 0;
    background-color: var(--light-color);
}

.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    position: relative;
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.tab-content {
    display: none;
}

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

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

.specs-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

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

.specs-table td:first-child {
    width: 30%;
    color: var(--dark-color);
}

.review-summary {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.average-rating {
    text-align: center;
}

.average-rating h3 {
    font-size: 3rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.rating-breakdown {
    flex: 1;
}

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

.rating-label {
    width: 60px;
}

.rating-bar {
    flex: 1;
    height: 8px;
    background-color: #eee;
    border-radius: 4px;
    overflow: hidden;
}

.rating-fill {
    height: 100%;
    background-color: #ffc107;
}

.rating-count {
    width: 30px;
    text-align: right;
}

.customer-reviews .review {
    margin-bottom: 2rem;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

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

.review-date {
    margin-left: auto;
    color: #666;
    font-size: 0.9rem;
}

.faq-item {
    margin-bottom: 2rem;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.faq-item h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.installation-steps .step, .usage-steps .step, .care-section {
    margin-bottom: 2rem;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.installation-steps h4, .usage-steps h4, .care-section h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.installation-tips, .usage-tips, .care-note {
    padding: 1.5rem;
    background-color: #f9f5ff;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.care-issue {
    margin-bottom: 1.5rem;
}

.care-issue h5 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

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

.related-products h2 {
    text-align: center;
    margin-bottom: 2rem;
}

/* Cart Page */
.cart-section {
    padding: 4rem 0;
    min-height: 60vh;
}

.empty-cart-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.empty-cart-message svg {
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.empty-cart-message p {
    margin-bottom: 2rem;
    color: #666;
}

.cart-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.cart-items {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
}

.cart-table {
    width: 100%;
}

.cart-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 0.5fr;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.cart-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 0.5fr;
    gap: 1rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.cart-product {
    display: flex;
    gap: 1rem;
}

.cart-product img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--border-radius);
}

.cart-product-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.cart-product-info p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0;
}

.cart-price, .cart-total {
    font-weight: 500;
}

.cart-quantity .quantity-selector {
    margin: 0;
}

.remove-btn {
    background: none;
    border: none;
    color: var(--error-color);
    cursor: pointer;
}

.cart-summary {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    position: sticky;
    top: 100px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.summary-row.total {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--dark-color);
    border-bottom: none;
    margin-top: 1.5rem;
}

.cart-summary .btn {
    width: 100%;
    margin-bottom: 1rem;
}

/* Checkout Page */
.checkout-section {
    padding: 4rem 0;
    min-height: 60vh;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 2rem;
}

.checkout-form-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
}

.checkout-form {
    margin-top: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

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

.checkout-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.checkout-form input, .checkout-form select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-group input {
    width: auto;
    margin-top: 0.3rem;
}

.checkout-btn {
    width: 100%;
    margin-top: 1rem;
}

.checkout-summary {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    padding: 2rem;
    position: sticky;
    top: 100px;
}

.checkout-items {
    margin-bottom: 2rem;
}

.checkout-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.checkout-item:last-child {
    border-bottom: none;
}

.checkout-item-image {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
}

.checkout-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
}

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

.checkout-item-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.checkout-item-info p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.checkout-item-price {
    display: flex;
    justify-content: space-between;
    color: var(--dark-color);
}

.checkout-secure-note {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    color: #666;
    font-size: 0.9rem;
}

.checkout-secure-note svg {
    color: var(--success-color);
}

/* Success Page */
.success-section {
    padding: 5rem 0;
    min-height: 60vh;
}

.success-message {
    max-width: 700px;
    margin: 0 auto 4rem;
    text-align: center;
    padding: 3rem 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.success-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--success-color);
}

.success-message h1 {
    margin-bottom: 1.5rem;
}

.success-details {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    text-align: left;
}

.success-actions {
    margin-top: 2rem;
}

.what-happens-next {
    margin-bottom: 4rem;
}

.what-happens-next h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.next-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
}

.step {
    flex: 1;
    min-width: 250px;
    max-width: 350px;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    border-radius: 50%;
    background-color: rgba(78, 84, 200, 0.1);
    color: var(--primary-color);
}

.step-content h3 {
    margin-bottom: 1rem;
}

.recommended-products h2 {
    text-align: center;
    margin-bottom: 2rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    color: white;
    margin-bottom: 1rem;
}

/* About Page */
.about-story {
    padding: 5rem 0;
    background-color: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 3rem;
    align-items: start;
}

.values-list {
    margin-top: 2rem;
}

.values-list li {
    margin-bottom: 1.5rem;
}

.values-list strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.about-image {
    text-align: center;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
    width: 100%;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.about-stats .stat {
    padding: 1.5rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    text-align: center;
}

.about-stats .stat h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.manufacturing h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.process-step {
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.process-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.team-section {
    padding: 5rem 0;
    background-color: white;
}

.team-section h2, .team-intro {
    text-align: center;
}

.team-intro {
    margin-bottom: 3rem;
    font-size: 1.2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.team-member {
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-speed);
}

.team-member:hover {
    transform: translateY(-5px);
}

.team-member img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.team-member h3, .team-member p {
    padding: 0 1.5rem;
}

.team-member h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.3rem;
}

.team-member p {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.team-member p:nth-child(3) {
    color: var(--primary-color);
    font-weight: 500;
}

.social-links {
    display: flex;
    gap: 1rem;
    padding: 0 1.5rem 1.5rem;
}

.social-links a {
    color: var(--dark-color);
}

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

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

.certifications h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.certification {
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.certification-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: 1.5rem;
}

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

.cta-content .btn {
    font-size: 1.1rem;
    padding: 1rem 2rem;
}

/* Contact Page */
.contact-section {
    padding: 5rem 0;
    background-color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    margin-bottom: 2rem;
}

.info-block {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: rgba(78, 84, 200, 0.1);
    color: var(--primary-color);
}

.info-content h3 {
    margin-bottom: 0.5rem;
}

.info-note {
    color: #666;
    font-size: 0.9rem;
}

.social-contact {
    margin-top: 3rem;
}

.social-contact h3 {
    margin-bottom: 1.5rem;
}

.contact-form-container {
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--card-shadow);
}

.form-message {
    display: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.loading-message {
    background-color: #e3f2fd;
    color: #0d47a1;
}

.success-message {
    background-color: #e8f5e9;
    color: #1b5e20;
}

.error-message {
    background-color: #ffebee;
    color: #b71c1c;
}

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

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

/* Responsive Styles */
@media (max-width: 992px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .product-detail-grid, .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .cart-content, .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-header {
        display: none;
    }
    
    .cart-item {
        grid-template-columns: 3fr 2fr;
        grid-template-areas: 
            "product product"
            "price quantity"
            "total remove";
        row-gap: 1rem;
    }
    
    .cart-product {
        grid-area: product;
    }
    
    .cart-price {
        grid-area: price;
    }
    
    .cart-quantity {
        grid-area: quantity;
        justify-self: end;
    }
    
    .cart-total {
        grid-area: total;
    }
    
    .cart-remove {
        grid-area: remove;
        justify-self: end;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        padding: 1rem;
    }
    
    nav ul {
        margin-top: 1rem;
        gap: 1rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero-content, .about-content, .features-grid {
        padding: 0 1rem;
    }
    
    .features-grid, .stats, .product-grid {
        gap: 1.5rem;
    }
    
    .calculator {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .review-summary {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 0.9rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
    }
    
    .product-actions {
        flex-direction: column;
    }
}