/* Responsive Design Styles */

/* Large screens (1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .apps-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .category-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Medium screens (768px to 1199px) */
@media (max-width: 1199px) and (min-width: 769px) {
    .apps-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .category-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Small screens (481px to 768px) */
@media (max-width: 768px) and (min-width: 482px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .search-container {
        order: 2;
        margin: 0;
        max-width: 100%;
    }
    
    .header-actions {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .category-list {
        flex-wrap: wrap;
    }
    
    .category-item {
        flex: 1;
        min-width: 150px;
    }
    
    .banner-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .banner-title {
        font-size: 32px;
    }
    
    .banner-stats {
        justify-content: center;
        gap: 30px;
    }
    
    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .category-cards {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Extra small screens (up to 480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .header-content {
        padding: 10px 0;
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    .search-input {
        font-size: 14px;
        padding: 10px 15px;
    }
    
    .search-btn {
        padding: 10px 15px;
    }
    
    .login-btn {
        padding: 8px 15px;
        font-size: 12px;
    }
    
    .category-link {
        padding: 12px 15px;
        font-size: 12px;
    }
    
    .banner-title {
        font-size: 24px;
    }
    
    .banner-subtitle {
        font-size: 16px;
    }
    
    .banner-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .app-card {
        margin-bottom: 15px;
    }
    
    .app-content {
        padding: 15px;
    }
    
    .category-card {
        padding: 20px;
    }
    
    .info-card {
        padding: 30px 15px;
    }
    
    .info-icon {
        width: 60px;
        height: 60px;
    }
    
    .info-icon i {
        font-size: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 10px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Tablet specific adjustments */
@media (min-width: 481px) and (max-width: 768px) {
    .category-nav {
        overflow-x: auto;
    }
    
    .category-list {
        white-space: nowrap;
        padding: 0 10px;
    }
    
    .category-item {
        display: inline-block;
        min-width: auto;
    }
    
    .subcategory-dropdown {
        position: fixed;
        top: auto;
        left: 50%;
        transform: translateX(-50%);
        width: 90vw;
        max-width: 300px;
    }
}

/* Landscape orientation adjustments */
@media (max-height: 500px) and (orientation: landscape) {
    .hero-banner {
        padding: 40px 0;
    }
    
    .banner-content {
        gap: 30px;
    }
    
    .banner-title {
        font-size: 32px;
    }
    
    .banner-subtitle {
        font-size: 16px;
    }
    
    .featured-apps,
    .popular-apps {
        padding: 40px 0;
    }
}

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

/* Print styles */
@media print {
    .header,
    .category-nav,
    .footer,
    .modal {
        display: none !important;
    }
    
    .main-content {
        padding: 0;
    }
    
    .app-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here */
    body {
        background-color: #1a1a1a;
        color: #ffffff;
    }
    
    .header {
        background: #2d2d2d;
        color: #ffffff;
    }
    
    .app-card {
        background: #2d2d2d;
        color: #ffffff;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.search-input:focus,
.category-link:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}

/* Skip to content link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 10000;
}

.skip-link:focus {
    top: 6px;
}