/* AI Audit Button Responsive Styles */
@media (max-width: 768px) {
    .btn-ai-audit.btn-large {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
        min-height: 44px;
    }
    
    /* Stack buttons vertically on mobile */
    .hero-cta,
    div[style*="display: flex"] {
        flex-direction: column !important;
        align-items: center !important;
        gap: var(--spacing-md) !important;
    }
    
    .btn-ai-audit,
    .btn {
        width: 100%;
        max-width: 280px;
        text-align: center;
    }
}
/* Responsive Design - Mobile First Approach */

/* Tablet Styles (768px and below) */
@media (max-width: 768px) {
    /* Container adjustments */
    .container {
        padding: 0 var(--spacing-md);
    }
    
    /* Navigation */
    .nav-content {
        position: relative;
    }
    
    /* Maintain logo spacing on tablet */
    .nav-brand a {
        margin-right: var(--spacing-md); /* Slightly reduced spacing for tablet */
    }
    
    .nav-actions {
        display: flex;
        flex-direction: row;
        gap: var(--spacing-sm);
        align-items: center;
        position: absolute;
        top: -60px;
        right: 60px;
        z-index: 1001;
    }
    
    .theme-toggle {
        padding: 4px 8px;
        min-width: 65px;
        font-size: var(--font-size-xs);
        border-radius: 16px;
    }
    
    .theme-toggle-text {
        font-size: 9px;
    }
    
    .theme-toggle-icon {
        font-size: 12px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(250, 251, 255, 0.98);
        backdrop-filter: blur(10px);
        box-shadow: var(--shadow-large);
        transition: transform var(--transition-normal), opacity var(--transition-normal);
        z-index: 999;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .nav-list .nav-link {
        color: var(--text-secondary);
        padding: var(--spacing-sm) var(--spacing-lg); /* Increased padding to match desktop changes */
        border-radius: var(--border-radius);
        font-size: var(--font-size-base);
        text-align: center;
        border: 1px solid transparent;
        white-space: nowrap; /* Prevent text wrapping on mobile */
        min-width: fit-content; /* Ensure buttons size to content */
    }

    .nav-list .nav-link:hover,
    .nav-list .nav-link.active {
        color: var(--primary-color);
        background-color: rgba(79, 70, 229, 0.1);
        border-color: rgba(79, 70, 229, 0.2);
    }
    
    .nav-quiz-btn {
        font-size: var(--font-size-xs);
        padding: 4px 8px;
        min-height: 28px;
        border-radius: 14px;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1002;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* Hero Section */
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .hero-cta {
        justify-content: center;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
        min-height: 48px;
    }
    
    /* Ensure consistent button sizing on mobile */
    .btn-large,
    .btn-lg {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-base);
        min-height: 48px;
    }
    
    .hero-visual {
        height: 250px;
        order: -1;
    }
    
    .ai-graphic {
        width: 200px;
        height: 200px;
    }
    
    .node {
        width: 40px;
        height: 40px;
    }
    
    /* Value Proposition */
    .value-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .value-item {
        padding: var(--spacing-lg);
    }
    
    .icon-badge {
        width: 60px;
        height: 60px;
        font-size: var(--font-size-xl);
    }
    
    .client-logos {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    /* Services Preview */
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .service-card.featured {
        transform: none;
    }
    
    .service-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .service-card {
        padding: var(--spacing-lg);
    }
    
    /* About Preview */
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }
    
    .stat-item {
        padding: var(--spacing-md);
    }
    
    /* Client Showcase */
    .client-showcase {
        gap: var(--spacing-md);
    }
    
    .client-logo {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

/* Mobile Styles (480px and below) */
@media (max-width: 480px) {
    /* Typography adjustments */
    h1 {
        font-size: var(--font-size-3xl);
    }
    
    h2 {
        font-size: var(--font-size-2xl);
    }
    
    h3 {
        font-size: var(--font-size-xl);
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    /* Navigation mobile adjustments */
    .nav-brand a {
        margin-right: var(--spacing-sm); /* Further reduced spacing for small mobile */
    }
    
    .nav-actions {
        gap: 4px;
        top: -58px;
        right: 50px;
    }
    
    .theme-toggle {
        padding: 3px 6px;
        min-width: 60px;
        border-radius: 18px;
    }
    
    .theme-toggle-text {
        font-size: 8px;
    }
    
    .theme-toggle-icon {
        font-size: 11px;
    }
    
    .nav-quiz-btn {
        padding: 3px 6px;
        font-size: 9px;
        border-radius: 12px;
        min-height: 24px;
    }
    
    /* Spacing adjustments */
    .hero {
        padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    }
    
    .value-proposition,
    .services-preview,
    .social-proof,
    .about-preview,
    .cta-section {
        padding: var(--spacing-2xl) 0;
    }
    
    /* Hero adjustments */
    .hero-title {
        font-size: var(--font-size-2xl);
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: var(--font-size-sm);
    }
    
    .hero-visual {
        height: 200px;
    }
    
    .ai-graphic {
        width: 150px;
        height: 150px;
    }
    
    .node {
        width: 30px;
        height: 30px;
    }
    
    /* Value proposition */
    .value-item {
        padding: var(--spacing-md);
    }
    
    .icon-badge {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
    
    /* Services */
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-price {
        font-size: var(--font-size-xl);
    }
    
    /* About stats */
    .about-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    /* Testimonials */
    .testimonial blockquote {
        font-size: var(--font-size-lg);
    }
    
    /* CTA */
    .cta-content p {
        font-size: var(--font-size-base);
    }
    
    /* Button adjustments for very small screens */
    .btn {
        font-size: var(--font-size-sm);
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: 44px;
    }
    
    .btn-large,
    .btn-lg {
        font-size: var(--font-size-base);
        padding: var(--spacing-md) var(--spacing-lg);
        min-height: 48px;
    }
    
    .btn-xl {
        font-size: var(--font-size-lg);
        padding: var(--spacing-md) var(--spacing-xl);
        min-height: 52px;
    }
    
    /* Footer */
    .footer {
        padding: var(--spacing-2xl) 0 var(--spacing-md);
    }
    
    .footer-content {
        gap: var(--spacing-md);
    }
}

/* Large Desktop Styles (1200px and above) */
@media (min-width: 1200px) {
    .container {
        padding: 0 var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .services-grid {
        gap: var(--spacing-3xl);
    }
    
    .value-grid {
        gap: var(--spacing-3xl);
    }
}

/* Print Styles */
@media print {
    * {
        background: transparent !important;
        color: black !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    .navbar,
    .nav-toggle,
    .hero-cta,
    .btn,
    .cta-section,
    .footer {
        display: none !important;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    p {
        orphans: 3;
        widows: 3;
    }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .node {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --text-primary: #000000;
        --text-secondary: #000000;
        --background-white: #ffffff;
        --border-color: #000000;
    }
    
    .btn {
        border-width: 2px;
    }
    
    .service-card,
    .value-item,
    .stat-item {
        border: 2px solid var(--border-color);
    }
}

/* Focus Styles for Accessibility */
.btn:focus,
.nav-link:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip Link for Screen Readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 1001;
}

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

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Touch Device Optimisations */
@media (hover: none) and (pointer: coarse) {
    /* Increase touch targets for better accessibility */
    .btn {
        min-height: 48px;
    }
    
    .btn-xs {
        min-height: 40px;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .btn-sm {
        min-height: 44px;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .btn-md,
    .btn {
        min-height: 48px;
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .btn-lg,
    .btn-large {
        min-height: 56px;
        padding: var(--spacing-lg) var(--spacing-2xl);
    }
    
    .btn-xl {
        min-height: 64px;
        padding: var(--spacing-xl) calc(var(--spacing-2xl) + var(--spacing-md));
    }
    
    .nav-link {
        padding: var(--spacing-md);
        display: block;
    }
    
    .service-card:hover,
    .value-item:hover {
        transform: none;
    }
}
/* Specializations Section Responsive */
    .specializations-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xl);
    }
    
    /* Tablet Styles */
    @media (max-width: 768px) {
        .specializations-grid {
            grid-template-columns: 1fr;
            gap: var(--spacing-2xl);
        }
        
        .column-header {
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
        }
        
        .column-header h3 {
            font-size: var(--font-size-lg);
        }
        
        .specialization-cards {
            gap: var(--spacing-md);
        }
        
        .specialization-card {
            padding: var(--spacing-md);
        }
        
        .specialization-card h4 {
            font-size: var(--font-size-base);
        }
    }
    
    /* Mobile Styles */
    @media (max-width: 480px) {
        .specializations {
            padding: var(--spacing-2xl) 0;
        }
        
        .specializations-grid {
            gap: var(--spacing-xl);
        }
        
        .column-header {
            margin-bottom: var(--spacing-md);
        }
        
        .specialization-cards {
            gap: var(--spacing-sm);
        }
        
        .specialization-card {
            padding: var(--spacing-sm) var(--spacing-md);
        }
        
        .card-description p {
            font-size: var(--font-size-xs);
        }
    }