/**
 * Footer Component Styles - Air Tasman Website
 * Shared footer styles for site footer
 * @author Air Tasman Development Team
 * @version 1.0.0
 */

/* =============================================
   SITE FOOTER BASE
   ============================================= */

.site-footer {
  background: #003366;
  color: var(--color-white);
  margin-top: auto;
}

/* =============================================
   MAIN FOOTER
   ============================================= */

.footer-main {
  padding: var(--space-3xl) 0 var(--space-2xl);
  background: #003366;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-heading {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-lg);
  color: var(--color-white);
  line-height: var(--line-height-tight);
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  transition: var(--transition-fast);
  display: block;
  padding: var(--space-xs) 0;
}

.footer-links a:hover {
  color: var(--color-white);
  padding-left: var(--space-xs);
}

.footer-links a:focus {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
  color: var(--color-white);
}

/* =============================================
   FOOTER NEWSLETTER SIGNUP
   ============================================= */

.footer-newsletter {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-newsletter h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-sm);
  color: var(--color-white);
}

.footer-newsletter-form {
  display: flex;
  gap: var(--space-xs);
}

.footer-newsletter-form input {
  flex: 1;
  padding: var(--space-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-sm);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  min-width: 0;
}

.footer-newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.footer-newsletter-form input:focus {
  outline: none;
  border-color: var(--color-accent-gold);
  background: rgba(255, 255, 255, 0.15);
}

.footer-newsletter-form button {
  padding: var(--space-sm);
  background: var(--color-accent-gold);
  border: none;
  border-radius: var(--border-radius-sm);
  color: var(--color-black);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  flex-shrink: 0;
}

.footer-newsletter-form button:hover {
  background: #FFD700;
  transform: translateX(2px);
}

.footer-newsletter-form button:focus {
  outline: 2px solid var(--color-white);
  outline-offset: 2px;
}

/* =============================================
   SUB FOOTER
   ============================================= */

.footer-sub {
  background: #001833;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  max-width: 1440px;
  margin: 0 auto;
  min-height: 64px;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.footer-legal p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

.legal-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-lg);
}

.legal-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
  padding: var(--space-xs) 0;
}

.legal-links a:hover {
  color: var(--color-white);
}

.legal-links a:focus {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
  color: var(--color-white);
}

/* =============================================
   PAYMENT ICONS
   ============================================= */

.payment-icons {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.payment-icons img {
  height: 25px;
  width: auto;
  opacity: 0.8;
  transition: var(--transition-fast);
  filter: grayscale(1) brightness(10);
}

.payment-icons img:hover {
  opacity: 1;
  transform: translateY(-1px);
}

/* =============================================
   SOCIAL MEDIA SECTION
   ============================================= */

.footer-social {
  margin-top: var(--space-md);
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  list-style: none;
  margin: 0;
  padding: 0;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--color-white);
  text-decoration: none;
  transition: var(--transition-fast);
  font-size: 18px;
}

.social-link:hover {
  background: var(--color-accent-gold);
  color: var(--color-black);
  transform: translateY(-2px);
}

.social-link:focus {
  outline: 2px solid var(--color-accent-gold);
  outline-offset: 2px;
}

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */

/* Tablet styles */
@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    padding: 0 var(--space-md);
  }
  
  .footer-main {
    padding: var(--space-2xl) 0;
  }
  
  .footer-bottom {
    padding: var(--space-md);
  }
}

/* Mobile styles */
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    padding: 0 var(--space-sm);
  }
  
  .footer-main {
    padding: var(--space-xl) 0;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-sm);
  }
  
  .footer-legal {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    width: 100%;
  }
  
  .legal-links {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }
  
  .payment-icons {
    justify-content: flex-start;
    width: 100%;
  }
  
  .footer-newsletter-form {
    flex-direction: column;
  }
  
  .footer-newsletter-form button {
    align-self: flex-start;
    min-width: auto;
    padding: var(--space-sm) var(--space-lg);
  }
  
  .footer-links a:hover {
    padding-left: 0;
  }
}

/* Small mobile styles */
@media (max-width: 480px) {
  .legal-links {
    flex-direction: column;
    gap: var(--space-xs);
  }
  
  .footer-legal {
    gap: var(--space-xs);
  }
  
  .payment-icons {
    gap: var(--space-xs);
  }
  
  .payment-icons img {
    height: 20px;
  }
}

/* =============================================
   ACCESSIBILITY ENHANCEMENTS
   ============================================= */

/* High contrast mode */
@media (prefers-contrast: high) {
  .site-footer {
    background: #000000;
    border-top: 2px solid var(--color-white);
  }
  
  .footer-main {
    background: #000000;
  }
  
  .footer-sub {
    background: #000000;
    border-top: 2px solid var(--color-white);
  }
  
  .footer-newsletter-form input {
    border-width: 2px;
  }
  
  .social-link {
    border: 1px solid rgba(255, 255, 255, 0.5);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .footer-links a:hover {
    padding-left: 0;
    transform: none;
  }
  
  .footer-newsletter-form button:hover {
    transform: none;
  }
  
  .social-link:hover {
    transform: none;
  }
  
  .payment-icons img:hover {
    transform: none;
  }
}

/* =============================================
   UTILITY CLASSES
   ============================================= */

/* Footer with light background variant */
.footer--light {
  background: var(--color-gray-100);
  color: var(--color-gray-800);
}

.footer--light .footer-main {
  background: var(--color-gray-100);
}

.footer--light .footer-sub {
  background: var(--color-gray-200);
}

.footer--light .footer-heading {
  color: var(--color-gray-800);
}

.footer--light .footer-links a {
  color: var(--color-gray-600);
}

.footer--light .footer-links a:hover {
  color: var(--color-primary);
}

.footer--light .footer-legal p {
  color: var(--color-gray-500);
}

.footer--light .legal-links a {
  color: var(--color-gray-500);
}

.footer--light .legal-links a:hover {
  color: var(--color-primary);
}

.footer--light .payment-icons img {
  filter: grayscale(1) brightness(0.5);
}

/* Compact footer variant */
.footer--compact .footer-main {
  padding: var(--space-xl) 0;
}

.footer--compact .footer-grid {
  gap: var(--space-lg);
}

.footer--compact .footer-heading {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.footer--compact .footer-links a {
  font-size: var(--font-size-sm);
}

/* =============================================
   PRINT STYLES
   ============================================= */

@media print {
  .site-footer {
    background: var(--color-white);
    color: var(--color-black);
    border-top: 2px solid var(--color-black);
  }
  
  .footer-main,
  .footer-sub {
    background: var(--color-white);
  }
  
  .footer-newsletter,
  .footer-social,
  .payment-icons {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-heading {
    color: var(--color-black);
  }
  
  .footer-links a {
    color: var(--color-black);
  }
  
  .footer-legal p,
  .legal-links a {
    color: var(--color-black);
  }
}