/* ==========================================================================
   Responsive Design & Media Queries
   Mobile-First Breakpoint System
   ========================================================================== */

/* ========================================
   Base: Mobile First (320px - 639px)
   All base styles in other CSS files target mobile
   ======================================== */

/* ========================================
   Small Tablets & Large Phones (640px+)
   ======================================== */
@media (min-width: 640px) {
  :root {
    /* Increase container padding on larger devices */
    --container-padding: var(--spacing-lg);
  }
  
  /* Hero section enhancements */
  .hero__headline {
    font-size: var(--font-size-3xl);
  }
  
  .hero-image {
    max-width: 450px;
  }
}

/* ========================================
   Tablets (768px+)
   ======================================== */
@media (min-width: 768px) {
  :root {
    /* Further increase padding for tablets */
    --container-padding: var(--spacing-xl);
  }
  
  /* Section spacing increases on tablet */
  .section {
    padding-top: var(--section-padding-y);
    padding-bottom: var(--section-padding-y);
  }
  
  /* Hero image grows */
  .hero-image {
    max-width: 500px;
  }
  
  /* Contact form gets more padding */
  .contact-form {
    padding: var(--spacing-2xl);
  }
  
  /* Typography improvements */
  p {
    max-width: 75ch;  /* Optimal line length */
  }
}

/* ========================================
   Desktop (1024px+)
   ======================================== */
@media (min-width: 1024px) {
  /* Hero image maximum size */
  .hero-image {
    max-width: 550px;
  }
  
  /* Contact form gets maximum padding */
  .contact-form {
    padding: var(--spacing-3xl);
  }
  
  /* Hover effects become more prominent */
  .card:hover,
  .expertise__card:hover {
    transform: translateY(-6px);
  }
}

/* ========================================
   Large Desktop (1280px+)
   ======================================== */
@media (min-width: 1280px) {
  :root {
    /* Fixed padding for consistent container behavior */
    --container-padding: var(--spacing-2xl);  /* 64px */
  }
  
  /* Increase section spacing proportionally */
  .section {
    padding-top: calc(var(--section-padding-y) * 1.2);
    padding-bottom: calc(var(--section-padding-y) * 1.2);
  }
}

/* ========================================
   Extra Large Desktop (1536px+)
   ======================================== */
@media (min-width: 1536px) {
  :root {
    /* Generous padding for very large screens */
    --container-padding: var(--spacing-3xl);  /* 96px */
    /* Update container max-width for both .container and .header-container */
    --container-max-width: 1400px;
  }
}

/* ========================================
   Ultra Wide (1920px+)
   ======================================== */
@media (min-width: 1920px) {
  :root {
    /* Maximum padding for ultra-wide screens */
    --container-padding: var(--spacing-4xl);  /* 128px */
    /* Update container max-width for both .container and .header-container */
    --container-max-width: 1600px;
  }
}

/* ========================================
   Accessibility: Reduced Motion
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  /* Disable section fade-in animations */
  .section {
    opacity: 1;
    transform: none;
  }
  
  /* Disable smooth scroll */
  html {
    scroll-behavior: auto;
  }
}

/* ========================================
   Accessibility: High Contrast Mode
   ======================================== */
@media (prefers-contrast: high) {
  :root {
    /* Enhanced contrast for accessibility */
    --color-text-primary: #000000;
    --color-white: #FFFFFF;
  }
  
  /* Thicker borders for better visibility */
  .btn--primary,
  .btn--secondary {
    border-width: 3px;
  }
  
  .form-input,
  .form-textarea {
    border-bottom-width: 3px;
  }
  
  /* Enhanced focus indicators */
  :focus-visible {
    outline-width: 4px;
  }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  /* Hide non-essential elements */
  .site-header,
  .site-footer,
  .contact-form,
  .language-switcher {
    display: none;
  }
  
  /* Optimize for printing */
  .section {
    page-break-inside: avoid;
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
  }
  
  body {
    background: white;
    color: black;
  }
  
  /* Remove shadows and effects for print */
  *,
  *::before,
  *::after {
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  /* Ensure links are visible */
  a[href]::after {
    content: " (" attr(href) ")";
  }
}

/* ========================================
   Landscape Orientation (Mobile/Tablet)
   ======================================== */
@media (max-height: 600px) and (orientation: landscape) {
  /* Reduce hero section height in landscape */
  .section--hero {
    min-height: auto;
    padding-top: calc(var(--spacing-3xl) + var(--header-height));
    padding-bottom: var(--spacing-3xl);
  }
  
  /* Reduce logo size in landscape mobile */
  .navbar-logo {
    height: 60px;
  }
  
  .site-header {
    padding: var(--spacing-xs) 0;
  }
}

/* ========================================
   Touch Device Optimizations
   ======================================== */
@media (hover: none) and (pointer: coarse) {
  /* Remove hover effects on touch devices */
  .btn:hover,
  .card:hover,
  .expertise__card:hover {
    transform: none;
  }
  
  /* Ensure touch targets are large enough */
  .btn,
  .lang-btn {
    min-height: 48px;
    min-width: 48px;
  }
}

/* ========================================
   Mouse/Trackpad Device Optimizations
   ======================================== */
@media (hover: hover) and (pointer: fine) {
  /* Enhanced hover effects for precise pointers */
  .card:hover,
  .expertise__card:hover {
    box-shadow: var(--shadow-lg);
  }
  
  .btn:hover {
    transform: translateY(-2px);
  }
}