/* Tech365Hub Homepage - Responsive Design */

/* Mobile First Approach */
@media (max-width: 480px) {
    /* Typography */
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.1;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Navigation */
    .nav-container {
        padding: 0.75rem 1rem;
    }
    
    .nav-logo {
        font-size: 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: blur(var(--glass-blur));
        border-top: 1px solid var(--glass-border);
        flex-direction: column;
        padding: 1rem;
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
        display: flex;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-link {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    /* Hero Section */
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        padding: 0 1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 1.5rem;
    }
    
    /* About Section */
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-text {
        gap: 1.5rem;
        flex: 1;
    }
    
    .about-features {
        gap: 1rem;
    }
    
    /* Products Section */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card {
        padding: 1.5rem;
    }
    
    .product-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .product-actions .btn {
        width: 100%;
    }
    
    /* Showcase Section */
    .showcase-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .preview-card {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .showcase-features {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 1rem;
        max-width: 100%;
        overflow: hidden;
    }
    
    .feature-showcase:first-child {
        grid-row: auto;
        min-height: 150px;
        padding: var(--spacing-lg);
    }
    
    .feature-showcase {
        width: 100%;
        box-sizing: border-box;
        min-height: 130px;
    }
    
    .preview-features-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: var(--spacing-xs);
    }
    
    .preview-feature-large {
        grid-column: 1;
        grid-row: auto;
        flex-direction: row;
        text-align: left;
        padding: var(--spacing-md);
        min-height: 50px;
    }
    
    .preview-feature-large .preview-feature-icon {
        font-size: var(--font-size-xl);
        margin-bottom: 0;
        margin-right: var(--spacing-sm);
    }
    
    .preview-feature-large .preview-feature-text {
        font-size: var(--font-size-sm);
    }
    
    .preview-feature-small {
        min-height: 50px;
    }
    
    /* Contact Section */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-form {
        max-width: 100%;
        padding: 1.5rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* Container */
    .container {
        padding: 0 1rem;
    }
}

/* Small Tablets */
@media (min-width: 481px) and (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .about-text {
        gap: 1.5rem;
        flex: 1;
    }
    
    .showcase-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .preview-card {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .showcase-features {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        max-width: 100%;
        overflow: hidden;
    }
    
    .feature-showcase:first-child {
        grid-row: auto;
        min-height: 150px;
        padding: var(--spacing-lg);
    }
    
    .feature-showcase {
        width: 100%;
        box-sizing: border-box;
        min-height: 140px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

/* Tablets */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .showcase-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

/* Desktop */
@media (min-width: 1025px) {
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
        text-align: left;
    }
    
    .about-content {
        grid-template-columns: 2fr 1fr;
        gap: 3rem;
    }
    
    .showcase-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr 2fr;
        gap: 3rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

/* Large Desktop */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
}

/* Ultra Wide */
@media (min-width: 1920px) {
    .container {
        max-width: 1600px;
    }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 600px) {
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
    
    .hero-container {
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img,
    .footer-logo-img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-actions,
    .contact-form,
    .footer {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 1rem 0;
    }
    
    .hero-title {
        color: #000;
        font-size: 2rem;
    }
    
    .section-title {
        color: #000;
        font-size: 1.5rem;
    }
    
    .glass-card {
        background: #fff;
        border: 1px solid #ddd;
        box-shadow: none;
    }
    
    body {
        background: #fff;
        color: #000;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-particles,
    .hero-shapes .shape {
        animation: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0a0a0a;
        --bg-secondary: #1a1a1a;
        --bg-tertiary: #2a2a2a;
        --text-primary: #ffffff;
        --text-secondary: #b3b3b3;
        --text-muted: #666666;
    }
}

/* Light Mode Support */
@media (prefers-color-scheme: light) {
    :root {
        --bg-primary: #ffffff;
        --bg-secondary: #f8f9fa;
        --bg-tertiary: #e9ecef;
        --text-primary: #212529;
        --text-secondary: #6c757d;
        --text-muted: #adb5bd;
    }
}

/* Focus Styles for Accessibility */
@media (prefers-reduced-motion: no-preference) {
    .btn:focus,
    .nav-link:focus,
    input:focus,
    textarea:focus {
        outline: 2px solid #667eea;
        outline-offset: 2px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        padding: 1rem 0.5rem;
    }
    
    .product-card:hover {
        transform: none;
    }
    
    .feature-highlight:hover {
        transform: none;
    }
}

/* Hover Device Optimizations */
@media (hover: hover) and (pointer: fine) {
    .btn:hover {
        transform: translateY(-2px);
    }
    
    .product-card:hover {
        transform: translateY(-8px);
    }
    
    .feature-highlight:hover {
        transform: translateY(-5px);
    }
}

/* Container Queries (Modern Browsers) */
@container (max-width: 400px) {
    .product-card {
        padding: 1rem;
    }
    
    .product-actions {
        flex-direction: column;
    }
}

/* Grid Fallbacks */
.products-grid {
    display: grid;
    gap: 2rem;
}

@supports not (display: grid) {
    .products-grid {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .product-card {
        flex: 1 1 300px;
        max-width: 400px;
        margin: 1rem;
    }
}

/* Flexbox Fallbacks */
.hero-container {
    display: grid;
}

@supports not (display: grid) {
    .hero-container {
        display: flex;
        flex-direction: column;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-visual {
        order: 1;
    }
}

/* CSS Grid Fallbacks */
.about-content,
.showcase-content,
.contact-content,
.footer-content {
    display: grid;
}

@supports not (display: grid) {
    .about-content,
    .showcase-content,
    .contact-content,
    .footer-content {
        display: flex;
        flex-direction: column;
    }
    
    .about-text,
    .showcase-preview,
    .contact-info,
    .footer-brand {
        flex: 1;
    }
    
    .about-features,
    .showcase-features,
    .contact-form-container,
    .footer-links {
        flex: 1;
    }
}