/* Responsive Styles - Mobile First Approach */

/* Extra Small Devices (phones, 320px and up) */
@media (max-width: 320px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-features {
        flex-direction: column;
        gap: var(--spacing-md);
    }
}

/* Small Devices (phones, 576px and up) */
@media (max-width: 576px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .logo {
        order: 1;
    }
    
    .header-actions {
        order: 2;
        margin-left: auto;
    }
    
    .nav {
        order: 3;
        width: 100%;
        margin-top: var(--spacing-md);
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .nav-link {
        display: block;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-header h2 {
        font-size: var(--font-size-3xl);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .navigation-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .address-info {
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .contact-info p {
        justify-content: center;
    }
    
    .phone-link, .address-link {
        color: rgba(255, 255, 255, 0.8) !important;
        text-decoration: none;
        transition: var(--transition);
    }
    
    .phone-link:hover, .address-link:hover {
        color: var(--primary-light) !important;
    }
}

/* Medium Devices (tablets, 768px and up) */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--background-white);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md);
        text-align: center;
        border-radius: var(--radius-md);
    }
    
    .hero {
        padding: 100px 0 60px;
        margin-top: 70px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .brands-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: var(--spacing-lg);
    }
    
    .cta-content h2 {
        font-size: var(--font-size-3xl);
    }
}

/* Large Devices (desktops, 992px and up) */
@media (max-width: 992px) {
    .hero-content {
        gap: var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    }
    
    .brands-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-section,
    .mobile-menu-toggle {
        display: none;
    }
    
    .hero {
        background: none;
        color: var(--text-dark);
        padding: 0;
        margin-top: 0;
    }
    
    .hero-title,
    .hero-subtitle {
        color: var(--text-dark);
    }
    
    .cta-button {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .service-icon,
    .placeholder-image {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .service-card:hover {
        transform: none;
    }
    
    .cta-button:hover {
        transform: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-dark: #f1f5f9;
        --text-light: #cbd5e1;
        --background-white: #0f172a;
        --background-light: #1e293b;
        --border-color: #334155;
    }
    
    .header {
        background: var(--background-light);
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    }
    
    .service-card {
        background: var(--background-light);
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    }
    
    .nav-link {
        color: var(--text-light);
    }
    
    .nav-link:hover,
    .nav-link.active {
        color: var(--primary-light);
        background-color: rgba(59, 130, 246, 0.1);
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .service-card:hover {
        transform: none;
        box-shadow: var(--shadow);
    }
    
    .cta-button:hover {
        transform: none;
    }
    
    .nav-link:hover {
        background-color: transparent;
    }
    
    /* Increase touch target sizes */
    .nav-link,
    .cta-button,
    .lang-link {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .mobile-menu-toggle {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Landscape Mobile Optimizations */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        padding: 90px 0 40px;
        margin-top: 70px;
    }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .hero-actions {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* Very Large Screens */
@media (min-width: 1600px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .section-header h2 {
        font-size: 3.5rem;
    }
}

/* Accessibility: High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --primary-dark: #0000cc;
        --text-dark: #000000;
        --text-light: #333333;
        --border-color: #000000;
    }
    
    .service-card {
        border: 2px solid var(--border-color);
    }
    
    .nav-link.active {
        border: 2px solid var(--primary-color);
    }
}

/* Accessibility: Reduced Transparency */
@media (prefers-reduced-transparency: reduce) {
    .hero {
        background: var(--primary-color);
    }
    
    .cta-section {
        background: var(--primary-color);
    }
    
    .service-icon {
        background: var(--primary-color);
    }
    
    .placeholder-image {
        background: var(--primary-color);
    }
}

/* JavaScript Enhancement Classes */
.js-enabled .nav {
    transition: var(--transition);
}

.js-enabled .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.js-enabled .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.js-enabled .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Focus Styles for Accessibility */
.cta-button:focus,
.nav-link:focus,
.lang-link:focus,
.mobile-menu-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}