/**
 * GFD Ecosystem Navigation Component Styles
 * GPU-accelerated animations, WCAG 2.1 AA compliant
 */

.gfd-ecosystem-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 150;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(139, 92, 246, 0.2);
  padding: 0.75rem 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s ease;
}

/* Solid background when menu is open for better readability */
.gfd-ecosystem-nav.menu-open {
  background: rgba(10, 10, 10, 1);
}

.ecosystem-nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ecosystem-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #f5f5f5;
  font-weight: 600;
  font-size: 0.9375rem;
}

.ecosystem-logo {
  height: 28px;
  width: auto;
  filter: drop-shadow(0 0 6px rgba(139, 92, 246, 0.6))
    drop-shadow(0 0 8px rgba(16, 185, 129, 0.3));
}

.ecosystem-title {
  background: linear-gradient(135deg, #8b5cf6 0%, #10b981 50%, #fbbf24 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Toggle Button */
.ecosystem-toggle {
  background: transparent;
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 6px;
  padding: 0.5rem;
  color: #f5f5f5;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ecosystem-toggle:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.5);
}

.ecosystem-toggle:active {
  transform: scale(0.95);
}

.ecosystem-toggle:focus-visible {
  outline: 2px solid #8b5cf6;
  outline-offset: 2px;
}

/* Dropdown */
.ecosystem-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(13, 13, 13, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(139, 92, 246, 0.2);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);

  /* GPU-accelerated animation */
  opacity: 0;
  transform: translateY(-10px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
  will-change: opacity, transform;
  pointer-events: none;
  visibility: hidden;
}

.ecosystem-dropdown.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

.dropdown-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* Navigation Sections */
.nav-section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #8a8a8a;
  margin-bottom: 0.5rem;
}

/* Navigation Links */
.nav-link {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  text-decoration: none;
  color: #f5f5f5;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
  min-height: 44px;
}

.nav-link:hover {
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateX(4px);
}

.nav-link:focus-visible {
  outline: 2px solid #8b5cf6;
  outline-offset: 2px;
}

.nav-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
}

/* Branded letter-badge icons for sites without logo images */
.nav-icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  color: #fff;
  font-size: 0.5625rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-family: "Inter", system-ui, sans-serif;
  flex-shrink: 0;
}
.nav-icon-badge-ai {
  background: linear-gradient(135deg, #7c3aed 0%, #4f46e5 100%);
}
.nav-icon-badge-cs {
  background: linear-gradient(135deg, #0d9488 0%, #059669 100%);
}
.nav-icon-badge-gfv {
  background: linear-gradient(135deg, #d97706 0%, #ea580c 100%);
}
.nav-icon-badge-gd {
  background: linear-gradient(135deg, #0369a1 0%, #0284c7 100%);
}
.nav-icon-badge-gfd {
  background: linear-gradient(135deg, #8b5cf6 0%, #10b981 100%);
  font-size: 0.5rem;
}
.nav-icon-badge-ca {
  background: linear-gradient(135deg, #b45309 0%, #d97706 100%);
}

.nav-link-content {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.nav-link-title {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-link-subtitle {
  font-size: 0.8125rem;
  color: #8a8a8a;
  font-weight: 400;
}

/* CTA Section */
.nav-cta-section {
  border-top: 1px solid rgba(139, 92, 246, 0.2);
  padding-top: 1rem;
}

.nav-cta-link {
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.15),
    rgba(16, 185, 129, 0.15)
  );
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.nav-cta-link:hover {
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.25),
    rgba(16, 185, 129, 0.25)
  );
  border-color: rgba(139, 92, 246, 0.5);
  transform: translateX(4px) scale(1.02);
}

.nav-cta-link .nav-link-title {
  background: linear-gradient(135deg, #8b5cf6, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Responsive */
@media (max-width: 900px) {
  .dropdown-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .ecosystem-brand {
    font-size: 0.875rem;
  }

  .ecosystem-logo {
    height: 24px;
  }
}

@media (max-width: 600px) {
  .gfd-ecosystem-nav {
    padding: 0.25rem 1rem; /* Reduced from 0.5rem for compact mobile header */
  }

  .dropdown-content {
    padding: 1.5rem 1rem;
  }

  .ecosystem-logo {
    height: 20px; /* Reduced from 24px for more compact header */
  }

  .ecosystem-title {
    display: none; /* Hide text on very small screens, show only logo */
  }

  .ecosystem-toggle {
    min-width: 44px; /* Maintain WCAG touch target */
    min-height: 44px;
    padding: 0.375rem;
  }

  .nav-link {
    min-height: 44px; /* Ensure WCAG compliant touch targets */
    padding: 0.75rem 1rem;
  }

  .nav-link-title {
    font-size: 0.875rem; /* Smaller on mobile */
  }

  .nav-link-subtitle {
    font-size: 0.75rem;
  }
}

/* Backdrop overlay when menu is open */
.ecosystem-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 149; /* Below nav (150), above page content */
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease;
  pointer-events: none;
}

.ecosystem-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .ecosystem-dropdown,
  .nav-link,
  .ecosystem-toggle {
    transition-duration: 0.01ms !important;
  }
}

/* Print Styles */
@media print {
  .gfv-ecosystem-nav {
    display: none;
  }
}