/* ===================================
   Responsive Styles - Jet 1 Charter
   Mobile-First Approach
   =================================== */

/* ===== Base Styles (Mobile) - 320px+ ===== */
/* All base styles are in main.css */

/* ===== Small Tablets - 640px+ ===== */
@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-6);
  }
  
  .hero-title {
    font-size: var(--text-5xl);
  }
  
  .grid-sm-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ===== Tablets - 768px+ ===== */
@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-8);
  }
  
  h1 {
    font-size: var(--text-6xl);
  }
  
  h2 {
    font-size: var(--text-5xl);
  }
  
  h3 {
    font-size: var(--text-4xl);
  }
  
  .hero {
    min-height: 700px;
  }
  
  .hero-title {
    font-size: var(--text-6xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-2xl);
  }
  
  .grid-md-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-md-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  /* Show desktop navigation */
  .nav-list {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: none;
  }
}

/* ===== Large Tablets / Small Desktops - 1024px+ ===== */
@media (min-width: 1024px) {
  .section {
    padding: var(--space-24) 0;
  }
  
  .section-lg {
    padding: var(--space-32) 0;
  }
  
  .hero {
    min-height: 800px;
  }
  
  .hero-title {
    font-size: var(--text-7xl);
  }
  
  .grid-lg-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-lg-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-lg-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .card-image {
    height: 300px;
  }
}

/* ===== Desktops - 1280px+ ===== */
@media (min-width: 1280px) {
  .container {
    max-width: var(--container-xl);
  }
  
  .grid-xl-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===== Large Desktops - 1536px+ ===== */
@media (min-width: 1536px) {
  .container {
    max-width: var(--container-2xl);
  }
}

/* ===== Mobile Navigation (< 768px) ===== */
@media (max-width: 767px) {
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-bg-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
  }
  
  .nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-4);
  }
  
  .nav-link {
    display: block;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border-light);
  }
  
  .nav-link::after {
    display: none;
  }
  
  /* Mobile Hero */
  .hero {
    min-height: 500px;
  }
  
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--text-lg);
  }
  
  /* Mobile Grid */
  .grid {
    gap: var(--space-4);
  }
  
  /* Mobile Cards */
  .card {
    padding: var(--space-6);
  }
  
  .card-image {
    height: 200px;
  }
  
  /* Mobile Buttons */
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  /* Mobile Forms */
  .form-group {
    margin-bottom: var(--space-4);
  }
}

/* ===== Print Styles ===== */
@media print {
  .header,
  .footer,
  .mobile-menu-toggle,
  .btn {
    display: none;
  }
  
  .hero {
    margin-top: 0;
    min-height: auto;
    page-break-after: always;
  }
  
  .section {
    padding: var(--space-8) 0;
  }
  
  a {
    text-decoration: underline;
  }
  
  a[href^="http"]:after {
    content: " (" attr(href) ")";
    font-size: var(--text-sm);
  }
}

/* ===== Accessibility ===== */
@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;
  }
}

/* ===== High Contrast Mode ===== */
@media (prefers-contrast: high) {
  .btn {
    border-width: 3px;
  }
  
  .form-input,
  .form-textarea,
  .form-select {
    border-width: 3px;
  }
}