/* ============================================================
   Public navbar — sticky white, demo design
   ============================================================ */

.pub-navbar {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  z-index: 1000;
  padding:
    var(--space-3)
    max(var(--space-4), env(safe-area-inset-right))
    var(--space-3)
    max(var(--space-4), env(safe-area-inset-left));
}

.pub-navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Logo */
.pub-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.pub-logo-img {
  height: 40px;
  width: auto;
}

/* Desktop nav links */
.pub-nav-links {
  display: none;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.pub-nav-links > li {
  position: relative;
}

.pub-nav-links a,
.pub-nav-dropdown-toggle {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color 0.2s;
  text-decoration: none;
}

.pub-nav-links a:hover,
.pub-nav-dropdown-toggle:hover {
  color: var(--navy);
}

.pub-nav-links a[aria-current="page"] {
  color: var(--orange);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--orange);
}

/* Dropdown */
.pub-nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-2) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
}

.pub-nav-chevron {
  transition: transform 0.2s;
}

.pub-nav-dropdown.is-open .pub-nav-chevron {
  transform: rotate(180deg);
}

.pub-nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 240px;
  margin: 0;
  padding: var(--space-2);
  list-style: none;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  z-index: 1002;
}

.pub-nav-dropdown.is-open .pub-nav-dropdown-menu,
.pub-nav-dropdown:focus-within .pub-nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.pub-nav-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  white-space: nowrap;
  color: var(--gray-700);
}

.pub-nav-dropdown-menu a:hover {
  background: var(--gray-50);
  color: var(--navy);
}

/* Desktop auth actions */
.pub-nav-actions {
  display: none;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

/* Hamburger */
.pub-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--radius-sm);
}

.pub-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all 0.3s;
  display: block;
}

.pub-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.pub-menu-toggle.active span:nth-child(2) { opacity: 0; }
.pub-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu panel */
.pub-mobile-menu {
  display: none;
  position: fixed;
  top: var(--pub-nav-height, 65px);
  left: 0;
  right: 0;
  background: var(--white);
  padding:
    var(--space-4)
    max(var(--space-6), env(safe-area-inset-right))
    calc(var(--space-6) + env(safe-area-inset-bottom))
    max(var(--space-6), env(safe-area-inset-left));
  box-shadow: var(--shadow-xl);
  z-index: 999;
  flex-direction: column;
  gap: var(--space-2);
  max-height: calc(100dvh - var(--pub-nav-height, 65px));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.pub-mobile-menu.active { display: flex; }

.pub-mobile-menu a {
  display: flex;
  align-items: center;
  padding: var(--space-3) 0;
  font-weight: 500;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-700);
  text-decoration: none;
  min-height: 44px;
  line-height: 1.4;
}

.pub-mobile-nav-group {
  border-bottom: 1px solid var(--gray-200);
}

.pub-mobile-accordion-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) 0;
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  text-align: left;
}

.pub-mobile-accordion-panel {
  display: none;
  flex-direction: column;
  padding-bottom: var(--space-2);
}

.pub-mobile-accordion-panel.is-open { display: flex; }

.pub-mobile-accordion-panel a {
  padding-left: var(--space-4);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  border-bottom: none;
}

.pub-mobile-menu-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-4);
}

.pub-mobile-menu-actions .btn-primary,
.pub-mobile-menu-actions .btn-outline {
  flex: 1 1 calc(50% - var(--space-2));
  justify-content: center;
  min-width: 0;
}

/* Tablet & mobile nav */
@media (max-width: 1023px) {
  .pub-logo-img {
    height: 36px;
  }
}

@media (max-width: 767px) {
  :root {
    --pub-nav-height: 60px;
  }

  .pub-mobile-menu-actions {
    flex-direction: column;
  }

  .pub-mobile-menu-actions .btn-primary,
  .pub-mobile-menu-actions .btn-outline {
    flex: 1 1 100%;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .pub-logo-img {
    height: 32px;
  }
}

/* Desktop breakpoint */
@media (min-width: 1024px) {
  .pub-nav-links,
  .pub-nav-actions { display: flex; }
  .pub-menu-toggle { display: none; }
}