/* ============================================
   navbar.css — Navbar Component Styles
   ============================================ */

/* --- Base Navbar --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 70px;
  background-color: var(--color-nav-bg);
  border-bottom: 1px solid var(--color-nav-border);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition), box-shadow var(--transition);
}

/* --- Left: Brand --- */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.navbar-logo {
  height: 44px;
  width: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2.5px solid transparent;
  background:
    linear-gradient(var(--color-nav-bg), var(--color-nav-bg)) padding-box,
    linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 45%, var(--color-highlight) 100%) border-box;
  box-shadow: 0 0 0 1px var(--color-border);
}

.navbar-name {
  font-family: 'Cinzel', serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-nav-text);
  white-space: nowrap;
  line-height: 1.2;
}

/* --- Center: Nav Links --- */
.navbar-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-nav-text);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color var(--transition);
  white-space: nowrap;
}

/* Sliding underline on hover */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2.5px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
  transition: width 0.26s ease, left 0.26s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 70%;
  left: 15%;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link.active {
  color: var(--color-primary);
  font-weight: 700;
}

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

.dropdown-chevron {
  font-size: 0.7rem;
  transition: transform var(--transition);
}

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

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  min-width: 200px;
  background-color: var(--color-nav-bg);
  border: 1px solid var(--color-nav-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  /* visible padding stays inside; invisible bridge above prevents hover gap */
  padding: 0.5rem 0;
  margin-top: 8px;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  pointer-events: none;
}

/* Invisible bridge fills the 8px gap so hover isn't lost mid-cursor-travel */
.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: all;
}

/* No underline on dropdown toggle buttons — only on plain <a> links */
button.nav-link::after {
  display: none;
}

.dropdown-menu li a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--color-nav-text);
  transition: background-color var(--transition), color var(--transition);
}

.dropdown-menu li a:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
}

.dropdown-menu li a i {
  font-size: 0.8rem;
  width: 14px;
  color: var(--color-primary);
}

/* --- Right: Controls --- */
.navbar-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Theme toggle button */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-bg-alt);
  color: var(--color-nav-text);
  border: 1px solid var(--color-nav-border);
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.theme-toggle:hover {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* Hamburger button (hidden on desktop) */
.hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-alt);
  color: var(--color-nav-text);
  border: 1px solid var(--color-nav-border);
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition);
}

.hamburger:hover {
  background-color: var(--color-primary);
  color: #fff;
}

/* --- Mobile Overlay --- */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================
   Responsive — Mobile (≤ 900px)
   ============================================ */
@media (max-width: 900px) {

  .hamburger {
    display: flex;
  }

  .navbar-links {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100dvh;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background-color: var(--color-nav-bg);
    border-left: 1px solid var(--color-nav-border);
    box-shadow: var(--shadow-lg);
    padding: 5rem 1.5rem 2rem;
    z-index: 999;
    overflow-x: hidden;
    overflow-y: auto;
    transition: right 0.35s ease;
  }

  .navbar-links.open {
    right: 0;
  }

  .navbar-links > li {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    padding: 0.75rem 0.5rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-divider);
    border-radius: 0;
  }

  /* Mobile dropdown */
  .dropdown-menu {
    position: static;
    transform: none;
    left: unset;
    margin-top: 0;
    width: 100%;
    min-width: unset;
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0 0 0 1rem;
    background: transparent;
    opacity: 1;
    visibility: visible;
    pointer-events: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    display: block;
  }

  .nav-dropdown.open .dropdown-menu {
    max-height: 300px;
    pointer-events: all;
        transform: translateX(0) translateY(0);
  }

  .dropdown-menu li a {
    padding: 0.55rem 0.5rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-divider);
  }

  .nav-overlay {
    display: block;
  }
}

@media (max-width: 480px) {
  .navbar {
    padding: 0 1rem;
  }

  .navbar-name {
    font-size: 0.95rem;
  }

  .navbar-logo {
    height: 36px;
    width: 36px;
  }
}