/* ===================================================================
   Navbar Component - Sticky Glassmorphism Navigation
   =================================================================== */

/* Base navbar container */
.navbar {
  position: sticky; /* NOT fixed - research confirmed sticky is correct */
  top: 0;
  z-index: 1000;
  width: 100%;

  /* Glassmorphism inline (applied to navbar directly, not via separate .glass class) */
  background: var(--navbar-background);
  backdrop-filter: var(--navbar-blur);
  -webkit-backdrop-filter: var(--navbar-blur); /* Safari support */
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);

  transition: background 0.3s ease;
}

/* IMPORTANT: No overflow:hidden on parent elements - breaks position:sticky (Pitfall 1) */

/* Navbar container follows site container pattern */
.navbar__container {
  max-width: var(--container-max-width);
  padding: 0 var(--container-padding);
  margin: 0 auto;
}

/* Inner content flex layout */
.navbar__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--navbar-height);
  gap: var(--spacing-md);
}

/* Logo section */
.navbar__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.navbar__logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.navbar__logo-img:hover {
  transform: scale(1.05);
}

/* Navigation links - horizontal list */
.navbar__links {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Individual nav link */
.navbar__link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease;
  position: relative;
}

.navbar__link:hover {
  color: var(--color-text-primary);
}

/* Active page indicator with gradient underline */
.navbar__link[aria-current="page"],
.navbar__link.active {
  color: var(--color-text-primary);
}

.navbar__link[aria-current="page"]::after,
.navbar__link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--spacing-sm);
  right: var(--spacing-sm);
  height: 2px;
  background: var(--color-accent-gradient);
  border-radius: 1px;
}

/* Status indicator section */
.navbar__status {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* CTA button in navbar (slightly smaller than page CTAs) */
.navbar__cta {
  background: var(--color-accent-gradient);
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  box-shadow: var(--shadow-glow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.navbar__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(139, 92, 246, 0.5);
}

/* Hamburger menu button (hidden by default, shown on mobile) */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

/* ===================================================================
   Responsive Breakpoints
   =================================================================== */

/* Mobile: Below 768px */
@media (max-width: 767px) {
  /* Hide desktop navigation on mobile */
  .navbar__links {
    display: none;
  }

  /* Hide status indicator on mobile (moves to hamburger menu) */
  .navbar__status {
    display: none;
  }

  /* Show hamburger menu */
  .navbar__hamburger {
    display: flex;
  }

  /* Smaller logo on mobile */
  .navbar__logo-img {
    height: 36px;
  }
}

/* Tablet/Desktop: 768px+ */
@media (min-width: 768px) {
  .navbar__links {
    display: flex;
  }

  .navbar__hamburger {
    display: none;
  }
}

/* Desktop: 1024px+ - increase spacing */
@media (min-width: 1024px) {
  .navbar__links {
    gap: var(--spacing-xl);
  }
}