/* COMPREHENSIVE RESPONSIVE UTILITIES FOR MOBILE */

/* Responsive text utilities with fluid scaling */
.responsive-text-xs {
    font-size: clamp(0.7rem, 1.8vw, 0.8rem);
}

.responsive-text-sm {
    font-size: clamp(0.8rem, 2vw, 0.9rem);
}

.responsive-text-md {
    font-size: clamp(0.9rem, 2.5vw, 1.1rem);
}

.responsive-text-lg {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
}

.responsive-text-xl {
    font-size: clamp(1.5rem, 4vw, 2rem);
}

.responsive-text-xxl {
    font-size: clamp(2rem, 5vw, 3rem);
}

/* Fluid spacing utilities */
.fluid-margin-xs {
    margin: clamp(5px, 1vw, 10px);
}

.fluid-margin-sm {
    margin: clamp(8px, 1.5vw, 15px);
}

.fluid-margin-top {
    margin-top: clamp(15px, 3vw, 40px);
}

.fluid-margin-bottom {
    margin-bottom: clamp(15px, 3vw, 40px);
}

.fluid-margin-vertical {
    margin-top: clamp(15px, 3vw, 40px);
    margin-bottom: clamp(15px, 3vw, 40px);
}

.fluid-padding-xs {
    padding: clamp(5px, 1vw, 10px);
}

.fluid-padding-sm {
    padding: clamp(8px, 1.5vw, 15px);
}

.fluid-padding {
    padding: clamp(10px, 2vw, 20px);
}

.fluid-padding-lg {
    padding: clamp(15px, 3vw, 30px);
}

/* Mobile-specific display utilities */
@media (max-width: 768px) {
    .mobile-hidden {
        display: none !important;
    }
    
    .mobile-only {
        display: block !important;
    }
    
    .mobile-inline {
        display: inline !important;
    }
    
    .mobile-flex {
        display: flex !important;
    }
    
    .mobile-grid {
        display: grid !important;
    }
}

@media (min-width: 769px) {
    .desktop-hidden {
        display: none !important;
    }
    
    .mobile-only {
        display: none !important;
    }
}

/* Mobile layout utilities */
@media (max-width: 768px) {
    .mobile-center {
        text-align: center !important;
    }
    
    .mobile-left {
        text-align: left !important;
    }
    
    .mobile-right {
        text-align: right !important;
    }
    
    .mobile-full-width {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    .mobile-auto-width {
        width: auto !important;
    }
    
    .mobile-flex-column {
        flex-direction: column !important;
    }
    
    .mobile-flex-row {
        flex-direction: row !important;
    }
    
    .mobile-justify-center {
        justify-content: center !important;
    }
    
    .mobile-align-center {
        align-items: center !important;
    }
    
    .mobile-no-margin {
        margin: 0 !important;
    }
    
    .mobile-no-padding {
        padding: 0 !important;
    }
}

/* Touch target accessibility improvements */
@media (max-width: 768px) {
    /* Ensure minimum touch target sizes (44px x 44px) */
    button,
    a,
    .pdf-link,
    .cv-button,
    .send-button,
    .view-project,
    .nav-link,
    input[type="button"],
    input[type="submit"],
    input[type="reset"] {
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    
    /* Increase spacing between clickable elements */
    .pdf-gallery {
        gap: clamp(15px, 3vw, 25px);
    }
    
    .projects-list {
        gap: clamp(20px, 4vw, 30px);
    }
    
    .skills-list {
        gap: clamp(10px, 2vw, 15px);
    }
    
    /* Improve text readability on small screens */
    .pdf-card,
    .project-card,
    .card {
        line-height: 1.5;
    }
    
    /* Ensure sufficient contrast and visibility */
    .pdf-title,
    .project-title,
    .section-title {
        color: var(--gold);
        font-weight: 600;
    }
    
    /* Better spacing for navigation */
    .main-nav ul {
        gap: clamp(5px, 1vw, 10px);
    }
    
    .main-nav a {
        padding: clamp(8px, 2vw, 12px) clamp(10px, 2.5vw, 15px);
        border-radius: clamp(15px, 3vw, 25px);
    }
}

/* Small mobile screens (phones in portrait) */
@media (max-width: 480px) {
    .mobile-sm-hidden {
        display: none !important;
    }
    
    .mobile-sm-only {
        display: block !important;
    }
    
    .mobile-sm-full-width {
        width: 100% !important;
    }
    
    .mobile-sm-center {
        text-align: center !important;
    }
    
    /* Tighter spacing for very small screens */
    .fluid-padding-tight {
        padding: clamp(5px, 1.5vw, 10px);
    }
    
    .fluid-margin-tight {
        margin: clamp(5px, 1.5vw, 10px);
    }
}

/* Landscape mobile orientation */
@media (max-width: 768px) and (orientation: landscape) {
    .landscape-hidden {
        display: none !important;
    }
    
    .landscape-only {
        display: block !important;
    }
    
    /* Reduce vertical spacing in landscape */
    .section {
        padding-top: clamp(20px, 3vh, 40px);
        padding-bottom: clamp(20px, 3vh, 40px);
    }
    
    .card {
        margin-bottom: clamp(15px, 2vh, 25px);
    }
}

/* High DPI / Retina display optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .retina-only {
        display: block !important;
    }
    
    /* Optimize images for retina displays */
    img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto !important;
    }
}

/* Dark mode preference support */
@media (prefers-color-scheme: dark) {
    .light-mode-only {
        display: none !important;
    }
    
    .dark-mode-only {
        display: block !important;
    }
}

/* Container queries for modern browsers */
@supports (container-type: inline-size) {
    .container-responsive {
        container-type: inline-size;
    }
    
    @container (max-width: 500px) {
        .container-sm-hidden {
            display: none !important;
        }
        
        .container-sm-only {
            display: block !important;
        }
    }
}

/* Focus management for mobile */
@media (max-width: 768px) {
    /* Enhanced focus styles for touch navigation */
    button:focus,
    a:focus,
    input:focus,
    textarea:focus,
    select:focus {
        outline: 3px solid var(--gold);
        outline-offset: 2px;
        border-radius: 4px;
    }
    
    /* Skip link for accessibility */
    .skip-link {
        position: absolute;
        top: -40px;
        left: 6px;
        background: var(--gold);
        color: var(--navy-dark);
        padding: 8px;
        text-decoration: none;
        border-radius: 4px;
        z-index: 9999;
    }
    
    .skip-link:focus {
        top: 6px;
    }
}

/* Print styles for mobile */
@media print {
    .no-print {
        display: none !important;
    }
    
    .print-only {
        display: block !important;
    }
    
    /* Optimize for mobile printing */
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .section {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
    }
}