/* Responsive Design - Mobile First Approach */

/* Extra Small Devices (phones, 576px and down) */
@media (max-width: 575.98px) {
    .container {
        padding: 0 var(--space-4);
    }
    
    .nav-container {
        padding: var(--space-3) var(--space-4);
    }
    
    .brand-text {
        font-size: var(--font-size-lg);
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.95);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        flex-direction: column;
        padding: var(--space-4);
        gap: var(--space-3);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--space-3);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-description {
        font-size: var(--font-size-lg);
    }
    
    .hero-actions {
        flex-direction: column;
        gap: var(--space-3);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: var(--space-4);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }
    
    .modal-content {
        margin: var(--space-4);
        max-height: calc(100vh - 2rem);
    }
    
    .modal-header,
    .modal-body {
        padding: var(--space-6);
    }
    
    .demo-content {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .back-to-top {
        bottom: var(--space-4);
        right: var(--space-4);
        width: 45px;
        height: 45px;
    }
}

/* Small Devices (landscape phones, 576px and up) */
@media (min-width: 576px) and (max-width: 767.98px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Medium Devices (tablets, 768px and up) */
@media (min-width: 768px) and (max-width: 991.98px) {
    .nav-menu {
        gap: var(--space-6);
    }
    
    .hero-title {
        font-size: var(--font-size-6xl);
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .contact-info {
        flex-direction: row;
        gap: var(--space-6);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

/* Large Devices (desktops, 992px and up) */
@media (min-width: 992px) and (max-width: 1199.98px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .demo-content {
        grid-template-columns: 2fr 1fr;
    }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    
    .tools-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Ultra Wide Screens (1400px and up) */
@media (min-width: 1400px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 500px) {
    .hero-section {
        min-height: auto;
        padding: var(--space-16) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-description {
        font-size: var(--font-size-lg);
    }
    
    .hero-actions {
        margin-bottom: var(--space-8);
    }
    
    .hero-stats {
        display: none;
    }
}

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

/* 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 {
        display: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0a0a0a;
        --bg-secondary: #1a1a2e;
        --bg-tertiary: #16213e;
        --bg-quaternary: #0f172a;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-particles,
    .back-to-top,
    .modal {
        display: none !important;
    }
    
    .hero-section {
        min-height: auto;
        background: white !important;
        color: black !important;
    }
    
    .hero-title,
    .section-title {
        color: black !important;
    }
    
    .tool-card,
    .feature-card,
    .stat-card {
        background: white !important;
        border: 1px solid #ccc !important;
        color: black !important;
    }
    
    .btn {
        background: #f0f0f0 !important;
        color: black !important;
        border: 1px solid #ccc !important;
    }
}

/* Accessibility Improvements */
@media (prefers-contrast: high) {
    :root {
        --glass-bg: rgba(255, 255, 255, 0.2);
        --glass-border: rgba(255, 255, 255, 0.4);
    }
    
    .btn-primary {
        background: var(--primary-color);
        border: 2px solid var(--white);
    }
    
    .nav-link {
        color: var(--white);
    }
    
    .nav-link:hover,
    .nav-link.active {
        color: var(--primary-color);
        text-decoration: underline;
    }
}

/* Focus Styles for Keyboard Navigation */
@media (any-hover: none) {
    .btn:focus,
    .nav-link:focus,
    .modal-close:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        padding: var(--space-3) var(--space-4);
    }
    
    .tool-card:hover,
    .feature-card:hover {
        transform: none;
    }
    
    .hover-lift:hover,
    .hover-scale:hover,
    .hover-rotate:hover {
        transform: none;
    }
}

/* Container Queries (Future-proofing) */
@container (max-width: 400px) {
    .tool-card {
        padding: var(--space-6);
    }
    
    .tool-title {
        font-size: var(--font-size-xl);
    }
}

@container (min-width: 600px) {
    .tool-card {
        padding: var(--space-8);
    }
    
    .tool-title {
        font-size: var(--font-size-2xl);
    }
}

/* Custom Breakpoints for Specific Components */
@media (max-width: 480px) {
    .hero-badge {
        font-size: var(--font-size-xs);
        padding: var(--space-2) var(--space-3);
    }
    
    .stat-item {
        font-size: var(--font-size-xs);
    }
    
    .footer-column h3 {
        font-size: var(--font-size-base);
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1600px;
    }
    
    .hero-title {
        font-size: 6rem;
    }
    
    .section-title {
        font-size: 4rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-12);
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-12);
    }
}
}