/* Mobile UI/UX Enhancements for Nashr Foundation */

/* ===== 1. ENHANCED MOBILE NAVIGATION ===== */

/* Enhanced existing navigation for mobile */
@media (max-width: 768px) {
    /* Improve existing nav styling */
    nav {
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-radius: 0 0 16px 16px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
    
    nav ul {
        padding: 1.5rem;
        gap: 0.5rem;
    }
    
    nav ul li a {
        padding: 1rem 1.5rem;
        border-radius: 12px;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }
    
    nav ul li a::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(42, 141, 156, 0.3), transparent);
        transition: left 0.6s ease;
    }
    
    nav ul li a:active::before {
        left: 100%;
    }
    
    nav ul li a:active {
        background: rgba(42, 141, 156, 0.2);
        transform: translateX(4px);
    }
    
    /* Enhanced nav button styling */
    .nav-btn {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        border-radius: 12px;
        transition: all 0.3s ease;
    }
    
    .nav-btn:active {
        transform: scale(0.98);
    }
}

/* ===== 2. IMPROVED TOUCH TARGETS ===== */

@media (max-width: 768px) {
    /* Larger touch targets for better accessibility */
    .btn {
        min-height: 48px;
        min-width: 48px;
        padding: 12px 20px;
        border-radius: 12px;
        font-size: 16px;
        font-weight: 600;
        transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .btn:active {
        transform: scale(0.98);
    }
    
    /* Enhanced amount options for donation */
    .amount-option {
        min-height: 56px;
        padding: 16px;
        border-radius: 16px;
        font-size: 16px;
        font-weight: 600;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .amount-option:active {
        transform: scale(0.95);
    }
    
    /* Better form controls */
    .form-control {
        min-height: 48px;
        padding: 14px 16px;
        border-radius: 12px;
        font-size: 16px; /* Prevents zoom on iOS */
        border: 2px solid rgba(255, 255, 255, 0.1);
        transition: all 0.3s ease;
    }
    
    .form-control:focus {
        border-color: var(--primary);
        box-shadow: 0 0 0 4px rgba(42, 141, 156, 0.2);
        transform: translateY(-1px);
    }
}

/* ===== 3. ENHANCED HERO SECTION ===== */

@media (max-width: 768px) {
    .hero-content {
        padding: 0 20px;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: clamp(2rem, 8vw, 3rem);
        line-height: 1.2;
        margin-bottom: 16px;
        text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
    }
    
    .hero-content p {
        font-size: clamp(1rem, 4vw, 1.25rem);
        line-height: 1.4;
        margin-bottom: 24px;
        opacity: 0.95;
    }
    
    .hero-content .btn {
        min-height: 52px;
        padding: 16px 32px;
        font-size: 18px;
        border-radius: 16px;
        box-shadow: 0 8px 25px rgba(42, 141, 156, 0.3);
    }
}

/* ===== 4. IMPROVED CARD LAYOUTS ===== */

@media (max-width: 768px) {
    .aim-item, .involvement-option {
        padding: 24px 20px;
        border-radius: 16px;
        margin-bottom: 16px;
        background: linear-gradient(145deg, rgba(58, 58, 58, 0.8), rgba(44, 44, 44, 0.8));
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .aim-item:active, .involvement-option:active {
        transform: translateY(2px);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }
    
    .aim-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 16px;
    }
    
    .aim-item h3, .involvement-option h3 {
        font-size: 18px;
        margin-bottom: 12px;
        color: var(--primary-light);
    }
    
    .aim-item p, .involvement-option p {
        font-size: 14px;
        line-height: 1.5;
        opacity: 0.9;
    }
}

/* ===== 5. ENHANCED DONATION FORM ===== */

@media (max-width: 768px) {
    .donation-form-container {
        margin: 0 16px;
        padding: 24px 20px;
        border-radius: 20px;
        background: linear-gradient(145deg, rgba(26, 26, 26, 0.95), rgba(44, 44, 44, 0.95));
        backdrop-filter: blur(20px);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .donation-tabs {
        margin-bottom: 24px;
        border-radius: 12px;
        overflow: hidden;
        background: rgba(255, 255, 255, 0.05);
    }
    
    .donation-tab {
        padding: 16px;
        font-size: 16px;
        font-weight: 600;
        transition: all 0.3s ease;
    }
    
    .donation-tab.active {
        background: var(--primary);
        color: white;
    }
    
    .amount-options {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin-bottom: 24px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-group label {
        font-size: 14px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--text-primary);
    }
    
    .checkbox-group {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 16px;
    }
    
    .checkbox-group input[type="checkbox"] {
        width: 20px;
        height: 20px;
        margin-top: 2px;
        accent-color: var(--primary);
    }
    
    .checkbox-group label {
        font-size: 14px;
        line-height: 1.4;
        margin-bottom: 0;
    }
}

/* ===== 6. IMPROVED SCROLLING & ANIMATIONS ===== */

@media (max-width: 768px) {
    /* Smooth scrolling with momentum */
    html {
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Better section spacing */
    section {
        padding: 40px 0;
        scroll-margin-top: 80px;
    }
    
    /* Enhanced loading states */
    .loading-spinner {
        width: 40px;
        height: 40px;
        border: 3px solid rgba(255, 255, 255, 0.1);
        border-top: 3px solid var(--primary);
        border-radius: 50%;
        animation: spin 1s linear infinite;
    }
    
    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }
}

/* ===== 7. ENHANCED FEEDBACK & VALIDATION ===== */

@media (max-width: 768px) {
    .validation-message, .error-message, .success-message {
        padding: 16px 20px;
        border-radius: 12px;
        font-size: 14px;
        line-height: 1.4;
        margin: 16px 0;
        animation: slideInDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .field-error, .field-success {
        padding: 8px 12px;
        border-radius: 8px;
        font-size: 12px;
        margin-top: 4px;
    }
    
    /* Better visual feedback for form states */
    .form-control.success {
        border-color: var(--success);
        background: linear-gradient(135deg, rgba(16, 185, 129, 0.05), rgba(5, 150, 105, 0.05));
    }
    
    .form-control.error {
        border-color: var(--error);
        background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(220, 38, 38, 0.05));
        animation: shake 0.5s ease-in-out;
    }
    
    @keyframes shake {
        0%, 100% { transform: translateX(0); }
        25% { transform: translateX(-3px); }
        75% { transform: translateX(3px); }
    }
}

/* ===== 8. IMPROVED FOOTER ===== */

@media (max-width: 768px) {
    footer {
        padding: 40px 0 20px 0;
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 24px;
    }
    
    .footer-social {
        justify-content: center;
        gap: 16px;
    }
    
    .footer-social a {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: rgba(255, 255, 255, 0.1);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
    }
    
    .footer-social a:active {
        transform: scale(0.95);
        background: rgba(42, 141, 156, 0.2);
    }
}

/* ===== 9. ENHANCED ACCESSIBILITY ===== */

@media (max-width: 768px) {
    /* Better focus indicators */
    .btn:focus-visible,
    .form-control:focus-visible,
    .amount-option:focus-visible {
        outline: 3px solid var(--primary);
        outline-offset: 2px;
    }
    
    /* Improved skip link */
    .skip-link {
        position: absolute;
        top: -40px;
        left: 6px;
        background: var(--primary);
        color: white;
        padding: 8px;
        text-decoration: none;
        border-radius: 4px;
        z-index: 1000;
        transition: top 0.3s;
    }
    
    .skip-link:focus {
        top: 6px;
    }
}

/* ===== 10. PERFORMANCE OPTIMIZATIONS ===== */

@media (max-width: 768px) {
    /* Reduce animations on low-end devices */
    @media (prefers-reduced-motion: reduce) {
        * {
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            transition-duration: 0.01ms !important;
        }
    }
    
    /* Optimize for touch devices */
    @media (hover: none) and (pointer: coarse) {
        .btn:hover,
        .amount-option:hover,
        .form-control:hover {
            transform: none;
        }
        
        .btn:active,
        .amount-option:active,
        .form-control:active {
            transform: scale(0.98);
        }
    }
}