/* Responsive Design */

/* Large Desktop */
@media (max-width: 1400px) {
    .container {
        max-width: 1140px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
}

/* Desktop */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
    
    .hero-container {
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

/* Tablet */
@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 25px;
    }
    
    .screenshots-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
    }
    
    .technology-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .container {
        max-width: 540px;
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features {
        padding: 80px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .screenshots {
        padding: 80px 0;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .technology {
        padding: 80px 0;
    }
    
    .technology-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .tech-item {
        padding: 25px 20px;
    }
    
    .contact {
        padding: 80px 0;
    }
    
    .contact-item {
        padding: 25px 20px;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Mobile Medium */
@media (max-width: 576px) {
    .container {
        padding: 0 10px;
    }
    
    .nav-container {
        padding: 0 10px;
        height: 60px;
    }
    
    .nav-logo {
        font-size: 1.3rem;
    }
    
    .nav-logo i {
        font-size: 1.5rem;
    }
    
    .hero {
        padding: 80px 0 50px;
    }
    
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        width: 100%;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
        padding: 14px 20px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .features {
        padding: 60px 0;
    }
    
    .feature-card {
        padding: 25px 15px;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .feature-title {
        font-size: 1.2rem;
    }
    
    .screenshots {
        padding: 60px 0;
    }
    
    .screenshot-frame {
        padding: 15px;
    }
    
    .screenshot-body {
        padding: 15px;
        min-height: 150px;
    }
    
    .technology {
        padding: 60px 0;
    }
    
    .tech-item {
        padding: 20px 15px;
    }
    
    .tech-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .tech-title {
        font-size: 1.1rem;
    }
    
    .contact {
        padding: 60px 0;
    }
    
    .contact-item {
        padding: 20px 15px;
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .contact-details h3 {
        font-size: 1.2rem;
    }
    
    .footer {
        padding: 30px 0 15px;
    }
    
    .footer-logo {
        font-size: 1.3rem;
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* Mobile Small */
@media (max-width: 400px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .feature-card {
        padding: 20px 10px;
    }
    
    .tech-item {
        padding: 15px 10px;
    }
    
    .contact-item {
        padding: 15px 10px;
    }
    
    .mockup-screen {
        width: 250px;
        height: 400px;
    }
    
    .message-content {
        max-width: 150px;
        font-size: 0.8rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .hero-buttons,
    .contact-item .btn-primary,
    .contact-item .btn-secondary,
    .footer {
        display: none;
    }
    
    .hero {
        background: white;
        color: black;
    }
    
    .section-title {
        color: black;
    }
    
    .feature-card,
    .tech-item,
    .contact-item {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero::before {
        background-size: 50px 50px;
    }
}

/* 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;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .navbar {
        background: rgba(26, 26, 26, 0.95);
        border-bottom-color: rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu a {
        color: #fff;
    }
    
    .nav-menu a:hover {
        color: #40a9ff;
    }
    
    .hamburger span {
        background: #fff;
    }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 500px) {
    .hero {
        padding: 60px 0 40px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        margin-bottom: 30px;
    }
    
    .hero-stats {
        flex-direction: row;
        gap: 30px;
    }
}

/* Accessibility Improvements */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid #000;
    }
    
    .btn-secondary {
        border-width: 3px;
    }
    
    .feature-card,
    .tech-item,
    .contact-item {
        border: 2px solid #000;
    }
}

/* Focus Styles for Keyboard Navigation */
@media (any-hover: none) {
    .btn-primary:focus,
    .btn-secondary:focus,
    .nav-menu a:focus {
        outline: 3px solid #40a9ff;
        outline-offset: 2px;
    }
}