/* Global Navigation Navbar Styles */

:root {
  --navbar-bg: rgba(15, 23, 42, 0.95);
  --navbar-border: rgba(148, 163, 184, 0.12);
  --navbar-backdrop: blur(12px);
  
  /* Section Colors - Harmonized */
  --color-home: #3b82f6;
  --color-home-hover: #2563eb;
  --color-videos: #ef4444;
  --color-videos-hover: #dc2626;
  --color-visuals: #6366f1;
  --color-visuals-hover: #4f46e5;
  --color-modules: #10b981;
  --color-modules-hover: #059669;
}

/* Main Navbar Container */
.global-navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background: var(--navbar-bg);
  backdrop-filter: var(--navbar-backdrop);
  -webkit-backdrop-filter: var(--navbar-backdrop);
  border-bottom: 1px solid var(--navbar-border);
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.navbar-container {
  max-width: 90rem;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

/* Logo / Home Link */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-home);
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.navbar-logo:hover {
  color: var(--color-home-hover);
  transform: translateX(-2px);
}

.navbar-logo svg {
  width: 24px;
  height: 24px;
}

.navbar-home-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.95rem;
  border-radius: 9999px;
  border: 1px solid rgba(59, 130, 246, 0.25);
  background: rgba(59, 130, 246, 0.12);
  color: #dbeafe;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.25s ease;
}

.navbar-home-btn:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: rgba(59, 130, 246, 0.4);
  color: #ffffff;
}

.navbar-home-btn svg {
  flex: 0 0 auto;
}

/* Main Menu */
.navbar-menu {
  display: flex;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: stretch;
}

/* Menu Item */
.navbar-item {
  position: relative;
}

.navbar-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  border-radius: 0.375rem;
  position: relative;
}

.navbar-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, currentColor, transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

/* Active/Hover state for different sections */
.navbar-item.home .navbar-link {
  color: var(--color-home);
}

.navbar-item.home .navbar-link:hover {
  color: var(--color-home-hover);
  background: rgba(59, 130, 246, 0.1);
}

.navbar-item.videos .navbar-link {
  color: var(--color-videos);
}

.navbar-item.videos .navbar-link:hover {
  color: var(--color-videos-hover);
  background: rgba(239, 68, 68, 0.1);
}

.navbar-item.visuals .navbar-link {
  color: var(--color-visuals);
}

.navbar-item.visuals .navbar-link:hover {
  color: var(--color-visuals-hover);
  background: rgba(99, 102, 241, 0.1);
}

.navbar-item.modules .navbar-link {
  color: var(--color-modules);
}

.navbar-item.modules .navbar-link:hover {
  color: var(--color-modules-hover);
  background: rgba(16, 185, 129, 0.1);
}

/* Dropdown Arrow */
.navbar-arrow {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
  margin-left: 0.25rem;
}

.navbar-item.active > .navbar-link .navbar-arrow {
  transform: rotate(180deg);
}

/* Submenu */
.navbar-submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background: var(--navbar-bg);
  border: 1px solid var(--navbar-border);
  border-radius: 0.5rem;
  list-style: none;
  margin: 0.5rem 0 0 0;
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.3s ease;
  backdrop-filter: var(--navbar-backdrop);
  -webkit-backdrop-filter: var(--navbar-backdrop);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 1001;
}

.navbar-item.active .navbar-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Submenu Item */
.navbar-submenu-item {
  padding: 0;
}

.navbar-submenu-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

/* Section-specific submenu link colors */
.navbar-item.videos .navbar-submenu-link {
  border-left-color: transparent;
}

.navbar-item.videos .navbar-submenu-link:hover {
  color: var(--color-videos);
  background: rgba(239, 68, 68, 0.08);
  border-left-color: var(--color-videos);
  padding-left: 1.5rem;
}

.navbar-item.visuals .navbar-submenu-link {
  border-left-color: transparent;
}

.navbar-item.visuals .navbar-submenu-link:hover {
  color: var(--color-visuals);
  background: rgba(99, 102, 241, 0.08);
  border-left-color: var(--color-visuals);
  padding-left: 1.5rem;
}

.navbar-item.modules .navbar-submenu-link {
  border-left-color: transparent;
}

.navbar-item.modules .navbar-submenu-link:hover {
  color: var(--color-modules);
  background: rgba(16, 185, 129, 0.08);
  border-left-color: var(--color-modules);
  padding-left: 1.5rem;
}

.navbar-submenu-icon {
  width: 18px;
  height: 18px;
  opacity: 0.6;
}

.navbar-submenu-label {
  font-weight: 500;
}

.navbar-submenu-desc {
  font-size: 0.8rem;
  color: #94a3b8;
  white-space: nowrap;
}

/* Spacer to push right items */
.navbar-spacer {
  flex: 1;
}

/* Right side actions (optional) */
.navbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Breadcrumb Styles */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(30, 41, 59, 0.4);
  border-radius: 0.375rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  color: #cbd5e1;
}

.breadcrumb-item a {
  color: var(--color-home);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-item a:hover {
  color: var(--color-home-hover);
  text-decoration: underline;
}

.breadcrumb-separator {
  color: #64748b;
  margin: 0 0.5rem;
}

.breadcrumb-current {
  color: #f1f5f9;
  font-weight: 600;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .navbar-container {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .navbar-home-btn {
    order: 2;
  }

  .navbar-menu {
    order: 3;
    width: 100%;
    flex-direction: column;
    gap: 0;
  }

  .navbar-item {
    width: 100%;
  }

  .navbar-link {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 0;
  }

  .navbar-submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: rgba(51, 65, 85, 0.5);
    border: none;
    border-left: 3px solid;
    margin: 0;
    box-shadow: none;
    backdrop-filter: none;
  }

  .navbar-item.videos .navbar-submenu {
    border-left-color: var(--color-videos);
  }

  .navbar-item.visuals .navbar-submenu {
    border-left-color: var(--color-visuals);
  }

  .navbar-item.modules .navbar-submenu {
    border-left-color: var(--color-modules);
  }

  .navbar-submenu {
    display: none;
  }

  .navbar-item.active .navbar-submenu {
    display: block;
  }

  .navbar-submenu-link {
    padding: 0.5rem 1.5rem;
  }

  .navbar-arrow {
    display: none;
  }
}

/* Animation for page load */
@keyframes navbarSlideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.global-navbar {
  animation: navbarSlideDown 0.4s ease-out;
}