/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .content-games-box {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .btn-phone {
        display: flex;
    }
    
    .nav-category0 {
        display: none;
    }
    
    .search-form {
        display: none;
    }
    
    .nav-container {
        justify-content: space-between;
    }
    
    .content {
        padding: 20px 15px;
    }
    
    .content-games-box {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    
    .content-games-item-text h3 {
        font-size: 12px;
    }
    
    .random-game-link {
        padding: 14px 24px;
        font-size: 14px;
    }
    
    /* .mobail-gamebox {
        padding: 30px 20px;
    } */
    
    .mobail-gamebox .title {
        font-size: 22px;
    }
    
    .pagination {
        padding: 20px 15px;
        margin: 30px 0;
    }
    
    .pagination-container {
        gap: 8px;
    }
    
    .pagination-item {
        padding: 10px 16px;
        font-size: 13px;
        border-width: 1px;
    }
    
    .pagination-numbers {
        font-size: 14px;
        padding: 8px 12px;
        min-width: 60px;
    }
    
    .pwa-install-btn {
        bottom: 80px;
        right: 15px;
        padding: 12px 18px;
        font-size: 13px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 20px;
    }
    
    .content-games-box {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .content-games-item-text {
        padding: 8px;
    }
    
    .random-game-link {
        padding: 12px 20px;
        font-size: 13px;
    }
    
    .random-game-link svg {
        width: 20px;
        height: 20px;
    }
    
    .ad {
        min-height: 250px;
    }
    
    .about-text, .ahout_us {
        padding: 20px;
    }
    
    /* PWA Modal Mobile Optimization */
    .pwa-modal {
        padding: 10px;
        align-items: flex-end;
    }
    
    .pwa-modal-content {
        max-width: 100%;
        border-radius: 20px 20px 16px 16px;
        max-height: 85vh;
        overflow-y: auto;
    }
    
    .pwa-modal-header {
        padding: 25px 20px 40px;
    }
    
    .pwa-modal-icon svg {
        width: 55px;
        height: 55px;
    }
    
    .pwa-modal-title {
        font-size: 20px;
    }
    
    .pwa-modal-body {
        padding: 0 20px 20px;
    }
    
    .pwa-modal-features {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .pwa-modal-features li {
        padding: 8px 0;
        font-size: 13px;
    }
    
    .pwa-modal-features li svg {
        width: 18px;
        height: 18px;
    }
    
    .pwa-install-confirm {
        padding: 14px 20px;
        font-size: 15px;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.hide {
    display: none !important;
}

.none {
    display: none;
}

/* Loading Animation for Images */
.lazy-img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy-img.loaded {
    opacity: 1;
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}