/* Responsive Design - Mobile First Approach */

/* Extra Large Devices (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
}

/* Large Devices (992px and up) */
@media (min-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .games-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Medium Devices (768px and up) */
@media (min-width: 768px) {
    .nav-menu {
        display: flex !important;
        position: static !important;
        transform: none !important;
        height: auto !important;
        overflow: visible !important;
    }
    
    .mobile-menu-toggle {
        display: none !important;
    }
    
    .nav-actions.desktop-only {
        display: flex !important;
    }
    
    .nav-menu .nav-actions {
        display: none !important;
    }
    
    .hero-actions {
        flex-direction: row;
    }
    
    .cta-buttons {
        flex-direction: row;
    }
}

/* Small Devices (576px and up) */
@media (min-width: 576px) {
    .container {
        padding: 0 30px;
    }
    
    .hero {
        padding: 3rem 0;
    }
    
    .features,
    .registration-steps,
    .login-registration,
    .games-preview,
    .cta-section {
        padding: 4rem 0;
    }
}

/* Extra Small Devices (less than 576px) */
@media (max-width: 575.98px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }
    
    .features,
    .registration-steps,
    .games-preview,
    .cta-section {
        padding: 3rem 0;
    }
    
    .feature-card,
    .step-card {
        padding: 1.5rem;
    }
    
    .btn-large {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .login-reg-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .login-reg-card {
        padding: 2rem;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .step-item {
        flex-direction: column;
        text-align: center;
    }
    
    .step-item .step-number {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-subtitle {
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Mobile Navigation */
@media (max-width: 767.98px) {
    .nav-menu {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        background: #1e3a8a !important;
        flex-direction: column !important;
        padding: 2rem !important;
        padding-top: 5rem !important;
        transform: translateY(-100%) !important;
        transition: transform 0.3s ease !important;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1) !important;
        z-index: 1001 !important;
        height: 100vh !important;
        overflow-y: auto !important;
        display: flex !important;
        list-style: none !important;
        margin: 0 !important;
    }
    
    .nav-menu.active {
        transform: translateY(0) !important;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem;
        border-radius: var(--border-radius);
    }
    
    .mobile-menu-toggle {
        display: block !important;
        position: relative !important;
        z-index: 1002 !important;
        cursor: pointer !important;
        background: none !important;
        border: none !important;
        padding: 0.5rem !important;
    }
    
    .nav-actions.desktop-only {
        display: none !important;
    }
    
    .nav-menu .nav-actions {
        display: flex !important;
        flex-direction: column;
        gap: 1rem;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .nav-menu .nav-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Tablet Specific Adjustments */
@media (min-width: 768px) and (max-width: 991.98px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .login-reg-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

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

/* Reduced Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .feature-card,
    .step-card,
    .game-card {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000080;
        --secondary-color: #ff8c00;
        --text-color: #000000;
        --light-text: #333333;
        --background: #ffffff;
        --light-bg: #f0f0f0;
        --border-color: #000000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #f3f4f6;
        --light-text: #d1d5db;
        --background: #111827;
        --light-bg: #1f2937;
        --border-color: #374151;
    }
    
    body {
        background-color: var(--background);
        color: var(--text-color);
    }
    
    .feature-card,
    .step-card,
    .game-card {
        background: var(--light-bg);
        border: 1px solid var(--border-color);
    }
}

/* Landscape Orientation on Mobile */
@media (max-width: 767.98px) and (orientation: landscape) {
    .hero {
        padding: 1.5rem 0;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .features,
    .registration-steps,
    .games-preview,
    .cta-section {
        padding: 2rem 0;
    }
}

/* Print Styles Enhancement */
@media print {
    .header,
    .footer,
    .btn,
    .mobile-menu-toggle {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .hero {
        background: white !important;
        color: black !important;
        padding: 1rem 0;
    }
    
    .hero-title,
    .section-title,
    .cta-title {
        color: black !important;
    }
    
    .feature-card,
    .step-card,
    .game-card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
        margin-bottom: 1rem;
        page-break-inside: avoid;
    }
    
    .container {
        max-width: none !important;
        padding: 0 !important;
    }
    
    a {
        color: black !important;
        text-decoration: underline !important;
    }
    
    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 10pt;
    }
}

/* Focus Visible for Better Accessibility */
.btn:focus-visible,
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .nav-menu a:hover,
    .feature-card:hover,
    .step-card:hover,
    .game-card:hover {
        transform: none;
    }
    
    .btn:active,
    .nav-menu a:active {
        transform: scale(0.98);
    }
    
    .feature-card:active,
    .step-card:active,
    .game-card:active {
        transform: scale(0.99);
    }
}