/* Responsive Design */

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-container {
        max-width: 1400px;
    }
    
    h1 {
        font-size: 4rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) {
    .hero-container {
        gap: var(--spacing-2xl);
    }
    
    .hero-stats {
        gap: var(--spacing-xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) {
    /* Typography */
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero Section */
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-content {
        max-width: none;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Steps */
    .steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
}

/* Mobile Large (576px to 767px) */
@media (max-width: 767px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Spacing */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    /* Hero Section */
    .hero {
        padding: 5rem 0 2rem;
    }
    
    .hero-container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-xl);
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .feature-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-lg);
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-xl);
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .support-card {
        padding: var(--spacing-xl);
    }
    
    .support-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .support-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Download */
    .download-btn img {
        height: 50px;
    }
    
    /* Language Switcher */
    .language-switcher {
        top: 70px;
        right: var(--spacing-md);
    }
    
    .lang-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
}

/* Mobile Small (up to 575px) */
@media (max-width: 575px) {
    /* Typography */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    /* Hero Section */
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Buttons */
    .btn-primary, .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.875rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-lg);
    }
    
    .amount {
        font-size: 2rem;
    }
    
    /* Support */
    .support-card {
        padding: var(--spacing-lg);
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        gap: var(--spacing-lg);
    }
}

/* Landscape Mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: 4rem 0 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: flex-start;
    }
}

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

/* Print Styles */
@media print {
    .header, .footer, .language-switcher, .hamburger {
        display: none;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 1rem 0;
        break-inside: avoid;
    }
    
    .feature-card, .pricing-card, .support-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    a {
        text-decoration: underline;
    }
    
    .btn-primary, .btn-secondary, .btn-outline {
        border: 1px solid var(--gray-600);
        background: transparent !important;
        color: var(--gray-900) !important;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-animate {
        opacity: 1;
        transform: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #0f172a;
        --gray-50: #1e293b;
        --gray-100: #334155;
        --gray-200: #475569;
        --gray-300: #64748b;
        --gray-400: #94a3b8;
        --gray-500: #cbd5e1;
        --gray-600: #e2e8f0;
        --gray-700: #f1f5f9;
        --gray-800: #f8fafc;
        --gray-900: #ffffff;
    }
    
    body {
        background-color: var(--white);
        color: var(--gray-800);
    }
    
    .header {
        background: rgba(15, 23, 42, 0.95);
        border-bottom-color: var(--gray-200);
    }
    
    .language-switcher {
        background: var(--gray-100);
    }
    
    .feature-card, .pricing-card, .support-card, .step {
        background: var(--gray-50);
        border: 1px solid var(--gray-200);
    }
    
    .hero {
        background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    }
    
    .features, .pricing {
        background: var(--gray-100);
    }
}

/* Screenshots Section Responsive */
@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns for mobile */
        gap: 1.5rem;
    }
    
    .screenshot-container {
        height: 300px; /* Adjusted height for mobile */
    }
}

@media (max-width: 480px) {
    .screenshots-grid {
        grid-template-columns: 1fr; /* 1 column for small mobile */
        gap: 1rem;
    }
    
    .screenshot-container {
        height: 280px;
    }
    
    .screenshot-overlay {
        padding: 1.5rem;
    }
    
    .screenshot-overlay h3 {
        font-size: 1.1rem;
    }
    
    .screenshot-overlay p {
        font-size: 0.85rem;
    }
}

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-container {
        max-width: 1400px;
    }
    
    h1 {
        font-size: 4rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) {
    .hero-container {
        gap: var(--spacing-2xl);
    }
    
    .hero-stats {
        gap: var(--spacing-xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) {
    /* Typography */
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero Section */
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-content {
        max-width: none;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Steps */
    .steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
}

/* Mobile Large (576px to 767px) */
@media (max-width: 767px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Spacing */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    /* Hero Section */
    .hero {
        padding: 5rem 0 2rem;
    }
    
    .hero-container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-xl);
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .feature-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-lg);
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-xl);
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .support-card {
        padding: var(--spacing-xl);
    }
    
    .support-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .support-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Download */
    .download-btn img {
        height: 50px;
    }
    
    /* Language Switcher */
    .language-switcher {
        top: 70px;
        right: var(--spacing-md);
    }
    
    .lang-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
}

/* Mobile Small (up to 575px) */
@media (max-width: 575px) {
    /* Typography */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    /* Hero Section */
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Buttons */
    .btn-primary, .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.875rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-lg);
    }
    
    .amount {
        font-size: 2rem;
    }
    
    /* Support */
    .support-card {
        padding: var(--spacing-lg);
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        gap: var(--spacing-lg);
    }
}

/* Landscape Mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: 4rem 0 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: flex-start;
    }
}

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

/* Print Styles */
@media print {
    .header, .footer, .language-switcher, .hamburger {
        display: none;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 1rem 0;
        break-inside: avoid;
    }
    
    .feature-card, .pricing-card, .support-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    a {
        text-decoration: underline;
    }
    
    .btn-primary, .btn-secondary, .btn-outline {
        border: 1px solid var(--gray-600);
        background: transparent !important;
        color: var(--gray-900) !important;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-animate {
        opacity: 1;
        transform: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #0f172a;
        --gray-50: #1e293b;
        --gray-100: #334155;
        --gray-200: #475569;
        --gray-300: #64748b;
        --gray-400: #94a3b8;
        --gray-500: #cbd5e1;
        --gray-600: #e2e8f0;
        --gray-700: #f1f5f9;
        --gray-800: #f8fafc;
        --gray-900: #ffffff;
    }
    
    body {
        background-color: var(--white);
        color: var(--gray-800);
    }
    
    .header {
        background: rgba(15, 23, 42, 0.95);
        border-bottom-color: var(--gray-200);
    }
    
    .language-switcher {
        background: var(--gray-100);
    }
    
    .feature-card, .pricing-card, .support-card, .step {
        background: var(--gray-50);
        border: 1px solid var(--gray-200);
    }
    
    .hero {
        background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    }
    
    .features, .pricing {
        background: var(--gray-100);
    }
}

/* Screenshots Section Responsive */
@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns for mobile */
        gap: 1.5rem;
    }
    
    .screenshot-container {
        height: 300px; /* Adjusted height for mobile */
    }
}

@media (max-width: 480px) {
    .screenshots-grid {
        grid-template-columns: 1fr; /* 1 column for small mobile */
        gap: 1rem;
    }
    
    .screenshot-container {
        height: 280px;
    }
    
    .screenshot-overlay {
        padding: 1.5rem;
    }
    
    .screenshot-overlay h3 {
        font-size: 1.1rem;
    }
    
    .screenshot-overlay p {
        font-size: 0.85rem;
    }
}





/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-container {
        max-width: 1400px;
    }
    
    h1 {
        font-size: 4rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) {
    .hero-container {
        gap: var(--spacing-2xl);
    }
    
    .hero-stats {
        gap: var(--spacing-xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) {
    /* Typography */
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero Section */
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-content {
        max-width: none;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Steps */
    .steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
}

/* Mobile Large (576px to 767px) */
@media (max-width: 767px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Spacing */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    /* Hero Section */
    .hero {
        padding: 5rem 0 2rem;
    }
    
    .hero-container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-xl);
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .feature-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-lg);
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-xl);
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .support-card {
        padding: var(--spacing-xl);
    }
    
    .support-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .support-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Download */
    .download-btn img {
        height: 50px;
    }
    
    /* Language Switcher */
    .language-switcher {
        top: 70px;
        right: var(--spacing-md);
    }
    
    .lang-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
}

/* Mobile Small (up to 575px) */
@media (max-width: 575px) {
    /* Typography */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    /* Hero Section */
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Buttons */
    .btn-primary, .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.875rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-lg);
    }
    
    .amount {
        font-size: 2rem;
    }
    
    /* Support */
    .support-card {
        padding: var(--spacing-lg);
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        gap: var(--spacing-lg);
    }
}

/* Landscape Mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: 4rem 0 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: flex-start;
    }
}

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

/* Print Styles */
@media print {
    .header, .footer, .language-switcher, .hamburger {
        display: none;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 1rem 0;
        break-inside: avoid;
    }
    
    .feature-card, .pricing-card, .support-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    a {
        text-decoration: underline;
    }
    
    .btn-primary, .btn-secondary, .btn-outline {
        border: 1px solid var(--gray-600);
        background: transparent !important;
        color: var(--gray-900) !important;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-animate {
        opacity: 1;
        transform: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #0f172a;
        --gray-50: #1e293b;
        --gray-100: #334155;
        --gray-200: #475569;
        --gray-300: #64748b;
        --gray-400: #94a3b8;
        --gray-500: #cbd5e1;
        --gray-600: #e2e8f0;
        --gray-700: #f1f5f9;
        --gray-800: #f8fafc;
        --gray-900: #ffffff;
    }
    
    body {
        background-color: var(--white);
        color: var(--gray-800);
    }
    
    .header {
        background: rgba(15, 23, 42, 0.95);
        border-bottom-color: var(--gray-200);
    }
    
    .language-switcher {
        background: var(--gray-100);
    }
    
    .feature-card, .pricing-card, .support-card, .step {
        background: var(--gray-50);
        border: 1px solid var(--gray-200);
    }
    
    .hero {
        background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    }
    
    .features, .pricing {
        background: var(--gray-100);
    }
}

/* Screenshots Section Responsive */
@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns for mobile */
        gap: 1.5rem;
    }
    
    .screenshot-container {
        height: 300px; /* Adjusted height for mobile */
    }
}

@media (max-width: 480px) {
    .screenshots-grid {
        grid-template-columns: 1fr; /* 1 column for small mobile */
        gap: 1rem;
    }
    
    .screenshot-container {
        height: 280px;
    }
    
    .screenshot-overlay {
        padding: 1.5rem;
    }
    
    .screenshot-overlay h3 {
        font-size: 1.1rem;
    }
    
    .screenshot-overlay p {
        font-size: 0.85rem;
    }
}

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-container {
        max-width: 1400px;
    }
    
    h1 {
        font-size: 4rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Desktop (992px to 1199px) */
@media (max-width: 1199px) {
    .hero-container {
        gap: var(--spacing-2xl);
    }
    
    .hero-stats {
        gap: var(--spacing-xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet (768px to 991px) */
@media (max-width: 991px) {
    /* Typography */
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    h3 {
        font-size: 1.75rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero Section */
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-content {
        max-width: none;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
        gap: var(--spacing-lg);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Steps */
    .steps {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
}

/* Mobile Large (576px to 767px) */
@media (max-width: 767px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Spacing */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav-container {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    /* Hero Section */
    .hero {
        padding: 5rem 0 2rem;
    }
    
    .hero-container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: var(--spacing-xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-xl);
    }
    
    .feature-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .feature-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-lg);
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-xl);
    }
    
    .amount {
        font-size: 2.5rem;
    }
    
    /* Support */
    .support-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .support-card {
        padding: var(--spacing-xl);
    }
    
    .support-icon {
        width: 60px;
        height: 60px;
        margin-bottom: var(--spacing-md);
    }
    
    .support-icon img {
        width: 30px;
        height: 30px;
    }
    
    /* Download */
    .download-btn img {
        height: 50px;
    }
    
    /* Language Switcher */
    .language-switcher {
        top: 70px;
        right: var(--spacing-md);
    }
    
    .lang-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
}

/* Mobile Small (up to 575px) */
@media (max-width: 575px) {
    /* Typography */
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: var(--spacing-sm);
    }
    
    /* Hero Section */
    .hero-container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Buttons */
    .btn-primary, .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.875rem;
    }
    
    /* Feature Cards */
    .feature-card {
        padding: var(--spacing-lg);
    }
    
    /* Steps */
    .step {
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    /* Pricing */
    .pricing-card {
        padding: var(--spacing-lg);
    }
    
    .amount {
        font-size: 2rem;
    }
    
    /* Support */
    .support-card {
        padding: var(--spacing-lg);
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-lg);
    }
    
    .footer-content {
        gap: var(--spacing-lg);
    }
}

/* Landscape Mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: 4rem 0 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: flex-start;
    }
}

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

/* Print Styles */
@media print {
    .header, .footer, .language-switcher, .hamburger {
        display: none;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 1rem 0;
        break-inside: avoid;
    }
    
    .feature-card, .pricing-card, .support-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    a {
        text-decoration: underline;
    }
    
    .btn-primary, .btn-secondary, .btn-outline {
        border: 1px solid var(--gray-600);
        background: transparent !important;
        color: var(--gray-900) !important;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-animate {
        opacity: 1;
        transform: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #0f172a;
        --gray-50: #1e293b;
        --gray-100: #334155;
        --gray-200: #475569;
        --gray-300: #64748b;
        --gray-400: #94a3b8;
        --gray-500: #cbd5e1;
        --gray-600: #e2e8f0;
        --gray-700: #f1f5f9;
        --gray-800: #f8fafc;
        --gray-900: #ffffff;
    }
    
    body {
        background-color: var(--white);
        color: var(--gray-800);
    }
    
    .header {
        background: rgba(15, 23, 42, 0.95);
        border-bottom-color: var(--gray-200);
    }
    
    .language-switcher {
        background: var(--gray-100);
    }
    
    .feature-card, .pricing-card, .support-card, .step {
        background: var(--gray-50);
        border: 1px solid var(--gray-200);
    }
    
    .hero {
        background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    }
    
    .features, .pricing {
        background: var(--gray-100);
    }
}

/* Screenshots Section Responsive */
@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns for mobile */
        gap: 1.5rem;
    }
    
    .screenshot-container {
        height: 300px; /* Adjusted height for mobile */
    }
}

@media (max-width: 480px) {
    .screenshots-grid {
        grid-template-columns: 1fr; /* 1 column for small mobile */
        gap: 1rem;
    }
    
    .screenshot-container {
        height: 280px;
    }
    
    .screenshot-overlay {
        padding: 1.5rem;
    }
    
    .screenshot-overlay h3 {
        font-size: 1.1rem;
    }
    
    .screenshot-overlay p {
        font-size: 0.85rem;
    }
}