/**
 * PWA Mobile Touch Optimization
 * Comprehensive mobile touch experience with accessibility and performance focus
 */

/* Universal Touch Optimizations */
* {
  /* Remove default touch behaviors for custom handling */
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}/* Touch-friendly interactive elements */
button, 
.btn, 
.nav-item,
.contact-link,
.footer-link,
.skill-item,
.project-card,
.experience-item,
input,
textarea,
select {
  /* WCAG 2.1 AA minimum touch target size (44x44px) */
  min-height: 44px;
  min-width: 44px;
  /* Enhanced touch response */
  touch-action: manipulation;
  cursor: pointer;
  /* Prevent text selection on touch */
  -webkit-user-select: none;
  user-select: none;
  /* Smooth touch feedback */
  transition: transform 0.15s ease, background-color 0.15s ease, opacity 0.15s ease;
}/* Text elements should allow selection */
p, h1, h2, h3, h4, h5, h6, span, div.text-content {
  -webkit-user-select: text;
  user-select: text;
}/* Touch feedback states */
button:active,
.btn:active,
.nav-item:active,
.contact-link:active {
  transform: scale(0.96);
  opacity: 0.8;
}/* Mobile Layout Optimizations */
@media screen and (max-width: 768px) {
  /* Safe area handling for notched devices */
  body {
    padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
  padding-bottom: env(safe-area-inset-bottom);
}.header {
  padding-top: max(0.5rem, env(safe-area-inset-top));
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  position: sticky;
  top: 0;
  z-index: 100;
}.container {
  padding: 0 max(1rem, env(safe-area-inset-left)) 0 max(1rem, env(safe-area-inset-right));
  max-width: 100%;
}/* Enhanced navigation for touch */
  .navigation {
  padding: 0.5rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
}.navigation::-webkit-scrollbar {
  display: none;
}.nav-items {
  display: flex;
  gap: 0.5rem;
  padding: 0 0.5rem;
}.nav-item {
  flex-shrink: 0;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  white-space: nowrap;
  font-size: 0.9rem;
  font-weight: 500;
}/* Touch-optimized sections */
  .section {
  padding: 2rem 0;
  margin: 0 1rem;
}.section-title {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}/* Contact buttons optimization */
  .contact-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}.contact-link {
  padding: 1rem 1.5rem;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}/* Skills grid optimization */
  .skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}.skill-category {
  background: var(--color-surface);
  border-radius: 0.75rem;
  padding: 1.5rem;
}.skill-item {
  padding: 0.75rem 1rem;
  margin: 0.25rem 0;
  border-radius: 0.5rem;
  background: var(--color-background);
  border: 1px solid var(--color-border);
}/* Experience cards optimization */
  .experience-item,
  .project-card {
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}/* Form elements optimization */
  input, textarea, select {
  padding: 1rem;
  font-size: 16px;
  /* Prevents zoom on iOS */
    border-radius: 0.5rem;
  border: 2px solid var(--color-border);
}input:focus, textarea:focus, select:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-alpha);
}/* Typography scaling */
  h1 {
  font-size: 2.25rem;
  line-height: 1.2;
}h2 {
  font-size: 1.875rem;
  line-height: 1.25;
}h3 {
  font-size: 1.5rem;
  line-height: 1.3;
}/* Improved spacing for readability */
  p {
  line-height: 1.6;
  margin-bottom: 1rem;
}/* Footer optimization */
  .footer {
  padding: 2rem max(1rem, env(safe-area-inset-left)) max(2rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-right));
}.footer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}.footer-link {
  padding: 0.75rem 1rem;
  text-align: center;
}
}/* Tablet optimizations */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .container {
    padding: 0 2rem;
}.skills-grid {
  grid-template-columns: repeat(2, 1fr);
}.contact-actions {
  flex-direction: row;
  justify-content: center;
}
}/* PWA Standalone Mode Enhancements */
@media all and (display-mode: standalone) {
  body {
    background: var(--color-background);
  /* Remove user selection in app mode */
    -webkit-user-select: none;
  user-select: none;
}/* Allow selection for text content */
  .text-content,
  .section p,
  .experience-description,
  .project-description {
  -webkit-user-select: text;
  user-select: text;
}.header {
  padding-top: max(0.5rem, env(safe-area-inset-top));
  background: var(--color-background-alpha);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}/* Add app-like animations */
  .nav-item.active {
  background: var(--color-primary);
  color: white;
  transform: none;
}/* Enhance app-like feel */
  .section {
  scroll-margin-top: 100px;
}
}/* High contrast mode support */
@media (prefers-contrast: high) {
  button,
  .btn,
  .nav-item,
  .contact-link {
    border: 2px solid currentColor;
}.nav-item.active {
  background: currentColor;
  color: var(--color-background);
}
}/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
  scroll-behavior: auto !important;
}
}/* Dark mode mobile optimizations */
@media (prefers-color-scheme: dark) and (max-width: 768px) {
  .skill-item,
  .experience-item,
  .project-card {
    background: var(--color-surface-dark, #1e293b);
  border-color: var(--color-border-dark, #334155);
  color: var(--color-text-dark, #f8fafc);
}
}/* Touch device specific optimizations */
@media (hover: none) and (pointer: coarse) {
  /* Remove hover effects on touch devices */
  .nav-item: hover,
  .contact-link;
}/* Enhance focus states for accessibility */
  .nav-item:focus,
  .contact-link:focus,
  button:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}/* Improve touch target spacing */
  .nav-items {
  gap: 0.75rem;
}/* Add visual touch feedback */
  .contact-link:active,
  .nav-item:active {
  background: var(--color-primary-alpha);
}
}