/* ===== Navbar ===== */

.navbar {
  display: flex;
  align-items: center;
  gap: 2rem;
  background: var(--navbar-bg);
  color: #fff;
  padding: 0 1.5rem;
  height: 52px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--navbar-brand);
  cursor: pointer;
}
.navbar-brand:hover {
  opacity: 0.85;
}

.navbar-logo {
  height: 28px;
  width: auto;
}

.hero-logo {
  height: 96px;
  width: auto;
  margin-bottom: 1.25rem;
}

.btn-hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem 0.5rem;
  border-radius: 4px;
  order: -1;
  flex-shrink: 0;
}
.btn-hamburger:hover { background: rgba(255,255,255,0.08); }
.btn-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navbar-brand);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.btn-hamburger.open .ham-top    { transform: translateY(7px) rotate(45deg); }
.btn-hamburger.open .ham-mid    { opacity: 0; }
.btn-hamburger.open .ham-bottom { transform: translateY(-7px) rotate(-45deg); }

.navbar-links {
  display: none;
  position: fixed;
  top: 52px;
  left: 0;
  width: 200px;
  flex-direction: column;
  background: var(--navbar-bg);
  border: 1px solid rgba(255,255,255,0.15);
  border-top: none;
  border-radius: 0 0 6px 6px;
  box-shadow: 0 6px 20px var(--shadow-lg);
  z-index: 99;
  padding: 0.5rem 0;
}
.navbar-links.nav-mobile-open {
  display: flex;
}

.nav-link {
  color: var(--navbar-link);
  text-decoration: none;
  padding: 0.8rem 1.25rem;
  border-radius: 0;
  font-size: 0.95rem;
  transition: background 0.15s, color 0.15s;
}

.nav-link:hover {
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.nav-link.active {
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-weight: 500;
}

/* Thin rule above Users/Account to separate them from page nav */
.nav-link-divider {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 0.25rem;
}

.btn-theme-toggle {
  margin-left: 0.25rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  color: var(--navbar-link);
  transition: background 0.15s;
  line-height: 1;
}

.btn-theme-toggle:hover {
  background: rgba(255,255,255,0.08);
}

/* Auth navbar elements */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.nav-user-info {
  font-size: 0.875rem;
  color: var(--navbar-brand);
  white-space: nowrap;
}

.btn-nav-login,
.btn-nav-logout {
  background: none;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 4px;
  color: #fff;
  font-size: 0.8rem;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.btn-nav-login:hover,
.btn-nav-logout:hover {
  background: rgba(255,255,255,0.1);
}