.navbar {
  background: white;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05), 0 2px 4px rgba(0, 0, 0, 0.03);
  position: relative;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.navbar .navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  margin-right: 3rem;
  text-decoration: none;
}

.navbar .brand-text {
  background: linear-gradient(45deg, #3498db, #2ecc71);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar .navbar-collapse {
  display: flex;
  flex: 1;
  justify-content: space-between;
}

.navbar .navbar-nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar .navbar-nav:last-child {
  margin-left: auto;
}

.navbar .navbar-nav:first-child {
  margin-right: auto;
}

.navbar .nav-item {
  margin: 0 0.75rem;
}

.navbar .nav-link {
  color: #2c3e50;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  transition: all 0.3s ease;
  text-decoration: none;
}

.navbar .nav-link:hover {
  color: #3498db;
  background: rgba(52, 152, 219, 0.1);
}

.navbar .nav-link.active {
  color: #3498db;
  background: rgba(52, 152, 219, 0.1);
}

.navbar .login-link:before,
.navbar .signup-link:before,
.navbar .logout-link:before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(45deg, #3498db, #2ecc71);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.navbar .login-link:hover:before,
.navbar .signup-link:hover:before,
.navbar .logout-link:hover:before {
  width: 100%;
}

.navbar .navbar-toggler {
  display: none;
  border: none;
  padding: 0.5rem;
  background: none;
  cursor: pointer;
}

@media (max-width: 991px) {
  .navbar {
    position: relative;
    z-index: 100; /* Ensure navbar stays above content */
    padding: 0;
    margin: 0, 0, 0.5rem 0;
  }

  .navbar .container {
    display: flex;
    flex-wrap: wrap;
    padding: 0;
    margin: 0;
  }

  .navbar .navbar-brand {
    flex: 1;
  }

  .navbar .navbar-toggler {
    display: block;
  }

  .navbar .navbar-collapse {
    display: none;
    flex-basis: 100%; /* Take full width */
    width: 100%;
    margin-top: 1rem; /* Space below header row */
    background: white;
    padding: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .navbar .navbar-collapse.show {
    display: block;
  }

  .navbar .navbar-nav {
    flex-direction: column;
    width: 100%;
    margin: 0;
    padding: 0;
  }

  .navbar .nav-item {
    margin: 0.5rem 0;
    width: 100%;
    text-align: center;
  }

  .navbar .container {
    padding: 0;
    margin: 0;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .navbar .container {
    padding: 0;
    margin: 0;
    margin-bottom: 0.5rem;
  }

  .navbar .navbar-collapse {
    margin-top: 0.3rem; /* Space below header row */
    /* padding: 1rem; */
  }
}

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