/* ==========================================
   Responsive Styles - Mobile First
   ========================================== */

/* ==========================================
   Mobile (Default - 320px to 767px)
   ========================================== */

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md);
    gap: 0;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }

  .nav.active {
    transform: translateX(0);
  }

  .nav-link {
    width: 100%;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--light-gray);
  }

  .menu-toggle {
    display: flex;
  }

  .header-cta {
    display: none;
  }

  /* Hero adjustments */
  .hero {
    min-height: 500px;
    padding: var(--spacing-lg) 0;
  }

  .hero-content {
    padding: var(--spacing-md);
  }

  /* Video optimization for mobile */
  .hero-video {
    /* On mobile, optimize for bandwidth */
    min-width: 100%;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  /* Grid adjustments */
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
  }

  /* Sections */
  .section {
    padding: var(--spacing-lg) 0;
  }

  .section-sm {
    padding: var(--spacing-md) 0;
  }

  /* Cards */
  .card-image {
    height: 200px;
  }

  /* Buttons */
  .btn {
    width: 100%;
    padding: 0.875rem 2rem;
  }

  /* Hero buttons - stack vertically on mobile */
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }

  /* Container padding */
  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* ==========================================
   Tablet (768px to 1023px)
   ========================================== */
@media (min-width: 768px) and (max-width: 1023px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero {
    min-height: 550px;
  }

  .nav {
    gap: var(--spacing-sm);
  }

  .nav-link {
    padding: var(--spacing-xs);
    font-size: 0.9rem;
  }
}

/* ==========================================
   Desktop (1024px and above)
   ========================================== */
@media (min-width: 1024px) {
  /* Larger spacing for desktop */
  .section {
    padding: var(--spacing-2xl) 0;
  }

  /* Hero parallax effect ready */
  .hero {
    min-height: 650px;
  }

  /* Hover effects for cards */
  .card {
    cursor: pointer;
  }

  /* Grid improvements */
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ==========================================
   Large Desktop (1440px and above)
   ========================================== */
@media (min-width: 1440px) {
  :root {
    --spacing-2xl: 8rem;
  }

  .hero {
    min-height: 700px;
  }

  .container {
    padding: 0 var(--spacing-lg);
  }
}

/* ==========================================
   Print Styles
   ========================================== */
@media print {
  .header,
  .footer,
  .btn,
  .menu-toggle,
  .cta-section {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  .hero {
    margin-top: 0;
    min-height: auto;
    padding: 2rem 0;
  }
}

/* ==========================================
   Reduced Motion
   ========================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  /* Pause video for users who prefer reduced motion */
  .hero-video {
    display: none;
  }

  /* Show fallback gradient instead */
  .hero::before {
    display: block;
  }
}

/* ==========================================
   High Contrast Mode
   ========================================== */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000;
    --text-dark: #000;
    --border-color: #000;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* ==========================================
   Dark Mode Support (Optional)
   ========================================== */
@media (prefers-color-scheme: dark) {
  /* Uncomment if dark mode is desired
  :root {
    --primary-color: #34495e;
    --text-dark: #ecf0f1;
    --white: #2c3e50;
    --off-white: #34495e;
    --light-gray: #495a6d;
  }

  body {
    background-color: var(--white);
    color: var(--text-dark);
  }
  */
}