/* Responsive CSS - Mobile-First Approach */

/* Mobile Navigation */
@media (max-width: 1023px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-dropdown);
  }
  
  .nav-menu.active {
           transform: translateY(0);
        opacity: 1;
        visibility: visible;
        height: 100vh;
        display: flex
;
        align-items: self-start;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: var(--space-4) 0;
  }
  
  .nav-link {
    padding: var(--space-4) var(--space-6);
    border-radius: 0;
    justify-content: flex-start;
  }
  
  .nav-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
}

/* Tablet Styles */
@media (max-width: 1023px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }
  
  .hero-title {
    font-size: var(--font-size-5xl);
  }
  
  .hero-description {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

/* Mobile Styles */
@media (max-width: 767px) {
  /* Typography */
  h1 {
    font-size: var(--font-size-4xl);
  }
  
  h2 {
    font-size: var(--font-size-3xl);
  }
  
  h3 {
    font-size: var(--font-size-2xl);
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
  }
  
  .cta-title {
    font-size: var(--font-size-3xl);
  }
  
  /* Spacing */
  .hero-banner {
    padding: var(--space-16) 0;
  }
  
  .features-section,
  .blog-preview-section,
  .cta-section {
    padding: var(--space-16) 0;
  }
  
  .stats-section {
    padding: var(--space-12) 0;
  }
  
  .section-header {
    margin-bottom: var(--space-12);
  }
  
  /* Grid Adjustments */
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .blog-preview-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    text-align: center;
  }
  
  /* Button Adjustments */
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-large {
    width: 100%;
    max-width: 280px;
  }
  
  .cta-actions {
    flex-direction: column;
    align-items: center;
  }
  
  /* Card Adjustments */
  .feature-card {
    padding: var(--space-6);
  }
  
  .feature-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--space-4);
  }
  
  /* Stats Adjustments */
  .stat-number {
    font-size: var(--font-size-4xl);
  }
  
  .stat-label {
    font-size: var(--font-size-base);
  }
}

/* Small Mobile Styles */
@media (max-width: 479px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
  
  .section-title {
    font-size: var(--font-size-2xl);
  }
  
  .cta-title {
    font-size: var(--font-size-2xl);
  }
  
  .cta-description {
    font-size: var(--font-size-base);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .stat-number {
    font-size: var(--font-size-3xl);
  }
  
  .feature-card {
    padding: var(--space-4);
  }
  
  .feature-icon {
    width: 50px;
    height: 50px;
  }
  
  .feature-title {
    font-size: var(--font-size-xl);
  }
  
  .btn-large {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
  }
}

/* Large Desktop Styles */
@media (min-width: 1280px) {
  .hero-title {
    font-size: 4.5rem;
  }
  
  .hero-description {
    font-size: var(--font-size-2xl);
  }
  
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .blog-preview-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Ultra-wide Desktop Styles */
@media (min-width: 1536px) {
  .container {
    max-width: var(--container-2xl);
  }
  
  .hero-content {
    gap: var(--space-20);
  }
  
  .features-section,
  .blog-preview-section,
  .cta-section {
    padding: var(--space-24) 0;
  }
  
  .hero-banner {
    padding: var(--space-24) 0;
  }
}

/* Print Styles */
@media print {
  .header,
  .nav-toggle,
  .hero-actions,
  .cta-actions,
  .social-links,
  .btn {
    display: none !important;
  }
  
  .main {
    margin-top: 0;
  }
  
  .hero-banner,
  .features-section,
  .stats-section,
  .blog-preview-section,
  .cta-section {
    padding: var(--space-8) 0;
  }
  
  .hero-content,
  .features-grid,
  .stats-grid,
  .blog-preview-grid,
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .feature-card,
  .card {
    box-shadow: none;
    border: 1px solid var(--color-gray-300);
  }
  
  .hero-visual,
  .hero-decoration,
  .floating-element {
    display: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #000000;
    --color-secondary: #FFFFFF;
    --color-accent: #FF0000;
    --shadow-base: 0 2px 4px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  }
  
  .btn-primary {
    background-color: var(--color-black);
    border: 2px solid var(--color-black);
  }
  
  .btn-outline {
    border-width: 2px;
  }
  
  .feature-card,
  .card {
    border-width: 2px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .floating-element {
    animation: none;
  }
  
  .feature-card::before {
    display: none;
  }
  
  .hero-image {
    transition: none;
  }
  
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* Focus Styles for Better Accessibility */
@media (prefers-reduced-motion: no-preference) {
  .feature-card:focus-within {
    transform: translateY(-4px);
    transition: transform var(--transition-base);
  }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
  .feature-card:hover {
    transform: none;
  }
  
  .btn:hover {
    transform: none;
  }
  
  .nav-link:hover {
    background-color: transparent;
  }
  
  /* Increase touch targets */
  .btn {
    min-height: 44px;
  }
  
  .nav-link {
    min-height: 44px;
  }
  
  .social-link {
    width: 48px;
    height: 48px;
  }
}