/* =================================
   GLOBAL NAVIGATION & LAYOUT FIXES
   Critical fixes for navigation overlap, spacing, and consistency
   ================================= */

/* Enhanced navbar visibility */
.navbar {
  background: rgba(10, 10, 11, 0.92) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  -webkit-backdrop-filter: blur(20px) saturate(180%) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.navbar.scrolled {
  background: rgba(10, 10, 11, 0.98) !important;
  border-bottom-color: rgba(255, 255, 255, 0.15) !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8) !important;
}

/* Nav container height fix */
.nav-container {
  min-height: 80px !important;
  padding: 1.25rem 2rem !important;
}

/* Nav Link Improvements */
.nav-link {
  color: rgba(255, 255, 255, 0.75) !important;
  font-size: 0.95rem !important;
  font-weight: 500 !important;
  transition: all 0.2s ease !important;
  padding: 0.5rem 0.75rem !important;
  border-radius: var(--radius-sm) !important;
}

.nav-link:hover {
  color: rgba(255, 255, 255, 0.95) !important;
  background: rgba(255, 255, 255, 0.08) !important;
}

/* Active page indicator */
.nav-link.active {
  color: var(--color-primary) !important;
}

.nav-link.active::after {
  width: 100% !important;
  opacity: 0.8 !important;
}

/* Hero section padding fix */
.hero {
  padding: 140px 0 80px !important;
}

/* Global Page Hero - Consistent across all pages */
.page-hero {
  padding: 160px 0 80px !important;
  background: linear-gradient(180deg, 
    rgba(0, 212, 255, 0.05) 0%,
    transparent 100%
  );
  position: relative;
  min-height: 350px;
}

.page-hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease-out;
}

.page-title {
  font-size: clamp(2.5rem, 5vw, 4rem) !important;
  margin-bottom: var(--space-lg) !important;
  line-height: 1.1 !important;
  font-weight: 800 !important;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-subtitle {
  font-size: 1.25rem !important;
  color: var(--text-secondary) !important;
  margin-bottom: var(--space-xl) !important;
  line-height: 1.6 !important;
}

/* Scroll margin for anchored sections */
section[id] {
  scroll-margin-top: 100px !important;
}

.section {
  scroll-margin-top: 80px;
}

/* Improved Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary) !important;
}

h1:not(.hero-title):not(.page-title) {
  font-weight: 800 !important;
  margin-bottom: 1.5rem !important;
}

h2 {
  font-weight: 700 !important;
  margin-bottom: 1.25rem !important;
  color: var(--text-primary) !important;
}

h3 {
  font-weight: 600 !important;
  margin-bottom: 1rem !important;
  color: var(--text-primary) !important;
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem) !important;
  font-weight: 600 !important;
  margin-bottom: 0.75rem !important;
  color: var(--text-primary) !important;
}

p {
  line-height: 1.7 !important;
  font-size: 1rem !important;
  color: var(--text-secondary) !important;
}

.text-lg {
  font-size: 1.125rem !important;
  line-height: 1.75 !important;
}

.text-sm {
  font-size: 0.875rem !important;
  line-height: 1.6 !important;
}

/* Menu Toggle Button - Mobile */
.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

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

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

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mega Menu Improvements */
.mega-menu {
  background: rgba(10, 10, 11, 0.98) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8) !important;
}

.mega-menu-column h4 {
  color: var(--color-primary) !important;
  font-size: 0.875rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  margin-bottom: var(--space-sm) !important;
}

.mega-menu-column a {
  color: rgba(255, 255, 255, 0.7) !important;
  font-size: 0.9rem !important;
  padding: 0.5rem 0 !important;
  transition: all 0.2s ease !important;
}

.mega-menu-column a:hover {
  color: var(--color-primary) !important;
  transform: translateX(5px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background-color: rgba(10, 10, 11, 0.98);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.5);
    padding: 2rem 0;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    margin: 1rem 0;
  }
  
  .mega-menu {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    box-shadow: none !important;
    border: none !important;
    background: transparent !important;
    margin-top: 1rem;
  }
  
  .mega-menu-grid {
    grid-template-columns: 1fr !important;
  }
}