/* Mobile First Responsive Design */

/* Extra Small Devices (phones, 576px and down) */
@media (max-width: 575.98px) {
  :root {
    --font-size-5xl: 2.25rem;
    --font-size-4xl: 1.875rem;
    --font-size-3xl: 1.5rem;
    --spacing-20: 3rem;
    --spacing-16: 2.5rem;
    --spacing-12: 2rem;
  }

  .container {
    padding: 0 var(--spacing-3);
  }

  /* Header */
  .top-bar {
    display: none;
  }

  .nav-menu {
    display: flex;
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--secondary-green-dark);
    flex-direction: column;
    padding: var(--spacing-6);
    box-shadow: var(--shadow-large);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256' viewBox='0 0 256 256'%3E%3Cg transform='translate(1.4 1.4) scale(2.81)'%3E%3Cpath d='M21.318 71.671c2.459-20.209 18.716-33.875 33.192-39.994C35.258 48.541 27.242 63.394 25.548 90h4.772c.068-5.109.74-9.877 1.858-14.393 16.66 1.308 30.312-3.716 38.722-18.74C80.738 35.723 71.282 17.757 60.561 0c-1.096 19.923-33.438 24.956-39.945 49.585-1.374 5.199-2.361 10.225-2.913 15.216' fill='%2339a935' opacity='0.12'/%3E%3Cpath d='M21.844 49.905C32.338 26.894 61.111 20.591 60.561 0c-3.055 15.979-26.319 15.979-38.303 31.958-6.862 9.601-9.917 20.161-4.555 32.844.552-4.992 2.023-9.955 4.141-14.897z' fill='%23007749' opacity='0.6'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 1200px;
    background-repeat: no-repeat;
    background-position: center;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  /* Hero */
  .hero {
    padding-top: 4rem;
    padding-bottom: 2rem;
  }

  .hero-title {
    font-size: 1.4rem;
  }

  .hero-description {
    font-size: var(--font-size-sm);
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-4);
  }

  .stat-number {
    font-size: var(--font-size-2xl);
  }

  /* Sections */
  .section-header h2 {
    font-size: var(--font-size-3xl);
  }

  .impact-grid,
  .programs-grid,
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
  }

  .impact-card,
  .program-card,
  .blog-card {
    min-width: unset;
  }

  /* CTA */
  .cta-content h2 {
    font-size: var(--font-size-3xl);
  }

  .cta-content p {
    font-size: var(--font-size-lg);
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Footer */
  .newsletter-form {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    text-align: center;
  }

  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }

  /* Recognition */
  .recognition-logos {
    flex-direction: column;
    gap: var(--spacing-6);
  }

  /* Language Modal */
  .language-options {
    grid-template-columns: 1fr;
  }

  /* Components */
  .program-stats {
    justify-content: center;
  }

  .contact-info {
    flex-direction: column;
    gap: var(--spacing-3);
  }

  .top-bar-content {
    justify-content: center;
    text-align: center;
  }
}

/* Small Devices (landscape phones, 576px and up) */
@media (min-width: 576px) and (max-width: 767.98px) {
  .nav-menu {
    display: flex;
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--secondary-green-dark);
    flex-direction: column;
    padding: var(--spacing-6);
    box-shadow: var(--shadow-large);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;

    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='256' height='256' viewBox='0 0 256 256'%3E%3Cg transform='translate(1.4 1.4) scale(2.81)'%3E%3Cpath d='M21.318 71.671c2.459-20.209 18.716-33.875 33.192-39.994C35.258 48.541 27.242 63.394 25.548 90h4.772c.068-5.109.74-9.877 1.858-14.393 16.66 1.308 30.312-3.716 38.722-18.74C80.738 35.723 71.282 17.757 60.561 0c-1.096 19.923-33.438 24.956-39.945 49.585-1.374 5.199-2.361 10.225-2.913 15.216' fill='%2339a935' opacity='0.12'/%3E%3Cpath d='M21.844 49.905C32.338 26.894 61.111 20.591 60.561 0c-3.055 15.979-26.319 15.979-38.303 31.958-6.862 9.601-9.917 20.161-4.555 32.844.552-4.992 2.023-9.955 4.141-14.897z' fill='%23007749' opacity='0.6'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 1200px;
    background-repeat: no-repeat;
    background-position: center;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero {
    padding-top: 5.5rem;
    padding-bottom: 4rem;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .impact-grid,
  .programs-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Medium Devices (tablets, 768px and up) */
@media (min-width: 768px) and (max-width: 991.98px) {
  .nav-menu {
    gap: var(--spacing-3);
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-actions {
    flex-direction: row;
  }
}

/* Large Devices (desktops, 992px and up) */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .impact-grid,
  .programs-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
  /* .container {
    max-width: 1200px;
  } */

  .hero-title {
    font-size: var(--font-size-5xl);
    line-height: 0.95;
  }

  .section-header h2 {
    font-size: var(--font-size-4xl);
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-background img,
  .cta-background img,
  .impact-image img,
  .blog-image img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* 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;
  }

  .hero-slide {
    transition: none;
  }

  .loading::after {
    animation: none;
  }

  .skeleton {
    animation: none;
  }
}

/* Print Styles */
@media print {
  .header,
  .hero-nav-dots,
  .back-to-top,
  .modal,
  .cta,
  .newsletter-section {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: var(--spacing-8) 0;
  }

  .hero-background {
    display: none;
  }

  .hero-content {
    color: var(--text-primary);
  }

  body {
    font-size: 12pt;
    line-height: 1.4;
  }

  h1 {
    font-size: 24pt;
  }

  h2 {
    font-size: 20pt;
  }

  h3 {
    font-size: 16pt;
  }

  .btn {
    border: 1px solid var(--text-primary);
    background: none;
    color: var(--text-primary);
  }

  .impact-grid,
  .programs-grid,
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: no-preference) {
  .hero-slide {
    transition: opacity 1s ease-in-out;
  }
}

/* Only show outline for keyboard users */
.btn:focus:not(:focus-visible),
.form-input:focus:not(:focus-visible),
.form-textarea:focus:not(:focus-visible),
.form-select:focus:not(:focus-visible),
.nav-menu a:focus:not(:focus-visible),
.language-toggle:focus:not(:focus-visible),
.mobile-menu-toggle:focus:not(:focus-visible) {
  outline: none;
}

/* Keep outline for keyboard focus */
.btn:focus-visible,
.form-input:focus-visible,
.form-textarea:focus-visible,
.form-select:focus-visible,
.nav-menu a:focus-visible,
.language-toggle:focus-visible,
.mobile-menu-toggle:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Skip Link for Screen Readers */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 2000;
}

.skip-link:focus {
  top: 6px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .btn-outline {
    border-width: 2px;
  }

  .hero-overlay {
    background: rgba(0, 0, 0, 0.8);
  }

  .cta-overlay {
    background: rgba(0, 0, 0, 0.9);
  }

  .impact-overlay {
    background: rgba(0, 0, 0, 0.8);
  }
}