/* Mobile First - Base styles for mobile */
@media (max-width: 767px) {
    :root {
        --container-padding: 1rem;
    }
    
    .section-padding {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Header */
    .header-content {
        padding: 10px 0;
    }
    
    .main-nav {
        margin-left: 0;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow);
        padding: 20px 0;
        transform: translateY(-150%);
        transition: var(--transition);
        z-index: 999;
    }
    
    .main-nav.active {
        transform: translateY(0);
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .header-actions {
        gap: 10px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    /* Hero Section */
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-btn {
        width: 100%;
        justify-content: center;
    }
    
    .trust-indicators {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
    
    /* Services */
    .service-card {
        padding: 30px 20px;
    }
    
    .service-title {
        font-size: 1.25rem;
    }
    
    /* CTA Section */
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-subtitle {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .cta-btn {
        width: 100%;
        justify-content: center;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    
    /* Footer */
    .footer-content {
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .copyright {
        order: 2;
    }
    
    .footer-legal {
        order: 1;
        gap: 15px;
        justify-content: center;
    }
    
    /* Company Overview */
    .company-info,
    .company-image {
        order: 1;
    }
    
    .company-image {
        text-align: center;
    }
    
    /* Contact Section */
    .contact-info,
    .contact-form {
        order: 1;
    }
    
    .contact-form {
        text-align: center;
    }
    
    /* News Grid */
    .news-grid {
        grid-template-columns: 1fr;
    }
}

/* Tablet - 768px to 1023px */
@media (min-width: 768px) and (max-width: 1023px) {
    :root {
        --container-padding: 1.5rem;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    /* Hero Section */
    .hero-title {
        font-size: 3rem;
    }
    
    /* Services */
    .service-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Advantage Grid */
    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Product Categories */
    .product-categories {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Testimonials */
    .testimonial-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact Section */
    .contact-section {
        grid-template-columns: 1fr;
    }
    
    .contact-info,
    .contact-form {
        order: 1;
    }
}

/* Small Desktop - 1024px to 1199px */
@media (min-width: 1024px) and (max-width: 1199px) {
    :root {
        --container-padding: 1.75rem;
    }
    
    .section-title {
        font-size: 2.375rem;
    }
    
    /* Hero Section */
    .hero-title {
        font-size: 3.25rem;
    }
    
    /* Services */
    .service-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Advantage Grid */
    .advantage-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Product Categories */
    .product-categories {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Large Screens - 1920px and above */
@media (min-width: 1920px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
    
    .cta-title {
        font-size: 3rem;
    }
}

/* High DPI Screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero::before {
        background-size: 200% 200%;
    }
    
    .service-icon,
    .advantage-icon {
        transform: scale(1.05);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
    
    .service-card:hover,
    .advantage-card:hover,
    .category-card:hover,
    .testimonial-card:hover {
        transform: none !important;
        box-shadow: var(--shadow) !important;
    }
    
    .back-to-top:hover {
        transform: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #0f172a;
        color: #e2e8f0;
    }
    
    .bg-light {
        background-color: #1e293b;
    }
    
    .bg-gradient {
        background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    }
    
    .service-card,
    .advantage-card,
    .category-card,
    .testimonial-card,
    .business-section,
    .category-group,
    .news-card,
    .product-card {
        background: #1e293b;
        color: #e2e8f0;
    }
    
    .service-description,
    .advantage-description,
    .category-description,
    .testimonial-text,
    .product-description,
    .news-description {
        color: #94a3b8;
    }
    
    .section-title,
    .service-title,
    .advantage-title,
    .category-title,
    .news-title,
    .product-title,
    .contact-text h4,
    .detail-item strong {
        color: #f1f5f9;
    }
    
    .footer {
        background: #0f172a;
    }
    
    .cookie-notice {
        background: #1e293b;
        color: #e2e8f0;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        background: #334155;
        border-color: #475569;
        color: #e2e8f0;
    }
    
    .back-to-top {
        background: #334155;
    }
    
    .back-to-top:hover {
        background: #475569;
    }
}