/* Modern Navbar Styles */
:root {
  --navbar-bg: rgba(255, 255, 255, 0.95);
  --navbar-bg-dark: rgba(6, 9, 34, 0.95);
  --navbar-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --navbar-border: rgba(255, 255, 255, 0.2);
  --navbar-text: #0d1857;
  --navbar-text-light: #ffffff;
  --navbar-accent: #52bfda;
  --navbar-hover: #52bfda;
  --navbar-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --navbar-blur: blur(20px);
  /* Easy sizing controls */
  --navbar-height: 80px; /* adjust overall navbar height */
  --logo-height: 70px;   /* base brand logo height (layout size) */
  --logo-scale: 1.35;    /* visual scale without affecting layout */
}

/* Modern Header Container */
.modern-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background: var(--navbar-bg);
  backdrop-filter: var(--navbar-blur);
  -webkit-backdrop-filter: var(--navbar-blur);
  border-bottom: 1px solid var(--navbar-border);
  box-shadow: var(--navbar-shadow);
  transition: var(--navbar-transition);
}

.modern-header.scrolled {
  background: var(--navbar-bg); /* keep same color on scroll */
  backdrop-filter: var(--navbar-blur);
  -webkit-backdrop-filter: var(--navbar-blur);
}

/* Navbar Container */
.modern-navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.1rem 0.5rem; /* Tighter desktop padding */
  max-width: 1400px;
  margin: 0 auto;
  gap: 0.5rem; /* Standard gap between elements */
  min-height: var(--navbar-height); /* controlled via --navbar-height */
  overflow: visible; /* allow scaled logo to render outside without growing bar */
}

/* Ensure right-aligned actions area */
.modern-actions {
  margin-left: 0 !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: end;
}

/* Logo Styles */
.modern-logo {
  display: flex;
  align-items: center;
  z-index: 1001;
}

.modern-logo img {
  height: var(--logo-height);
  width: auto;
  transition: transform 0.2s ease, opacity 0.2s ease;
  will-change: transform, opacity;
  opacity: 1;
  max-height: none;
  transform: scale(var(--logo-scale));
  transform-origin: center;
}

.modern-logo:hover img {
  transform: scale(calc(var(--logo-scale) * 1.05));
  opacity: 1;
}

/* Navigation Menu */
.modern-nav-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  justify-content: center;
}

.modern-nav-item {
  position: relative;
}

.modern-nav-link {
  color: var(--navbar-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  transition: var(--navbar-transition);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modern-nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(82, 191, 218, 0.1), transparent);
  transition: var(--navbar-transition);
}

.modern-nav-link:hover::before {
  left: 100%;
}

.modern-nav-link:hover {
  color: var(--navbar-accent);
  background: rgba(82, 191, 218, 0.1);
  transform: translateY(-2px);
}

.modern-nav-link.active {
  color: var(--navbar-accent);
  background: rgba(82, 191, 218, 0.15);
}

/* Dropdown Styles */
.modern-dropdown {
  position: relative;
}

.modern-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--navbar-bg);
  backdrop-filter: var(--navbar-blur);
  -webkit-backdrop-filter: var(--navbar-blur);
  border: 1px solid var(--navbar-border);
  border-radius: 16px;
  box-shadow: var(--navbar-shadow);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--navbar-transition);
  padding: 1rem 0;
  margin-top: 0.5rem;
}

.modern-dropdown:hover .modern-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.modern-dropdown-item {
  list-style: none;
}

.modern-dropdown-link {
  color: var(--navbar-text);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  display: block;
  transition: var(--navbar-transition);
  font-weight: 400;
  position: relative;
}

.modern-dropdown-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0;
  background: var(--navbar-accent);
  transition: var(--navbar-transition);
  z-index: -1;
}

.modern-dropdown-link:hover {
  color: var(--navbar-accent);
  background: rgba(82, 191, 218, 0.1);
  padding-left: 2rem;
}

.modern-dropdown-link:hover::before {
  width: 4px;
}

/* CTA Button */
.modern-cta-btn {
  background: linear-gradient(135deg, var(--navbar-accent), #007ac7);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--navbar-transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(82, 191, 218, 0.3);
}

.modern-cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--navbar-transition);
}

.modern-cta-btn:hover::before {
  left: 100%;
}

.modern-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(82, 191, 218, 0.4);
}

/* Mobile Menu Toggle */
.modern-mobile-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--navbar-transition);
  z-index: 1001;
}

.modern-mobile-toggle:hover {
  background: rgba(82, 191, 218, 0.1);
}

.modern-mobile-toggle span {
  width: 25px;
  height: 3px;
  background: var(--navbar-text);
  margin: 3px 0;
  border-radius: 2px;
  transition: var(--navbar-transition);
}

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

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

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

/* Mobile Menu */
.modern-mobile-menu {
  position: fixed;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100vh;
  background: var(--navbar-bg);
  backdrop-filter: var(--navbar-blur);
  -webkit-backdrop-filter: var(--navbar-blur);
  transition: var(--navbar-transition);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.modern-mobile-menu.active {
  left: 0;
}

.modern-mobile-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.modern-mobile-nav-item {
  margin: 1rem 0;
}

.modern-mobile-nav-link {
  color: var(--navbar-text);
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 600;
  padding: 1rem 2rem;
  display: block;
  transition: var(--navbar-transition);
  border-radius: 12px;
}

.modern-mobile-nav-link:hover {
  color: var(--navbar-accent);
  background: rgba(82, 191, 218, 0.1);
  transform: scale(1.05);
}

/* Dark Theme Support */
.modern-header.scrolled .modern-nav-link,
.modern-header.scrolled .modern-dropdown-link {
  color: var(--navbar-text); /* keep same text color on scroll */
}

.modern-header.scrolled .modern-mobile-toggle span {
  background: var(--navbar-text); /* keep same icon color on scroll */
}

/* Responsive Design */
@media (max-width: 1024px) {
  .modern-nav-menu {
    display: none;
  }
  
  .modern-mobile-toggle {
    display: flex;
  }
  
  .modern-navbar {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .modern-navbar {
    padding: 0.75rem 1rem; /* Standard mobile padding */
    min-height: 70px; /* Standard mobile height */
  }
  
  .modern-logo img {
    height: 50px;
  }
  
  .modern-cta-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }
}

/* Animation Classes */
@keyframes slideInDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modern-header.animate-in {
  animation: slideInDown 0.6s ease-out;
}

.modern-nav-link.animate-in {
  animation: fadeIn 0.5s ease-out;
}

/* Scroll Indicator */
.modern-scroll-indicator {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--navbar-accent), #007ac7);
  transition: width 0.3s ease;
}

/* Glassmorphism Enhancement */
.modern-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  pointer-events: none;
  z-index: -1;
}

/* Hover Effects Enhancement */
.modern-nav-link:hover {
  box-shadow: 0 4px 15px rgba(82, 191, 218, 0.2);
}

.modern-dropdown-menu {
  transform-origin: top center;
}

.modern-dropdown:hover .modern-dropdown-menu {
  animation: dropdownSlide 0.3s ease-out;
}

@keyframes dropdownSlide {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}