/* Catalog Section */
.catalog {
    background: var(--primary-beige);
}

.catalog-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    background: transparent;
    border: 2px solid var(--earth-brown);
    color: var(--earth-brown);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-primary);
}

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

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.catalog-item {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.catalog-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.catalog-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.catalog-item-info {
    padding: var(--spacing-md);
}

.catalog-item-info h3 {
    margin-bottom: var(--spacing-xs);
}

.catalog-more {
    text-align: center;
}

/* Materials Section */
.materials {
    background: var(--white);
}

.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.material-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--primary-beige);
    border-radius: 8px;
    transition: var(--transition);
}

.material-item:hover {
    background: var(--secondary-beige);
}

.material-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

/* About Section */
.about {
    background: var(--primary-beige);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text p {
    margin-bottom: var(--spacing-md);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

/* Blog Section */
.blog {
    background: var(--white);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.blog-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.blog-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-content {
    padding: var(--spacing-md);
}

.blog-content h3 {
    margin-bottom: var(--spacing-sm);
}

.read-more {
    display: inline-block;
    margin-top: var(--spacing-sm);
    color: var(--earth-brown);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--dark-gray);
}

/* Contact Section */
.contact {
    background: var(--primary-beige);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item h3 {
    margin-bottom: var(--spacing-xs);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid var(--secondary-beige);
    border-radius: 4px;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--earth-brown);
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    display: block;
    color: var(--primary-beige);
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--warm-gray);
}

/* Responsive Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
}