header {
  position: sticky;
  top: 0;

  z-index: 100;
  flex: 1;

  background-color: var(--bg-secondary-white);
  box-shadow: var(--shadow);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  /* max-width: 1200px; */
  margin: 0 auto;
}

.search-container {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  position: absolute;
  right: 50px;
  width: 200px;
  padding: 8px 12px;
  border: 1px solid var(--bg-quaternary);
  border-radius: 20px;
  background-color: var(--bg-secondary-white);
  font-size: 14px;
  color: var(--text-color-gray);
  outline: none;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.search-input:focus {
  border-color: var(--primary-color);
}

.search-input::placeholder {
  color: var(--text-color-gray-100);
}

.search-btn {
  padding: 0.5rem;
  border: none;
  border-radius: 50%;
  background-color: transparent;
  transition: background-color 0.3s ease;
}

.search-btn:hover {
  background-color: var(--bg-quaternary);
}

.search-btn i {
  font-size: 1.5rem;
  color: var(--icon-primary);
}

.logo img {
  height: 50px;
  width: auto;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-greeting {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: var(--primary-color);
  color: white;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
}

.user-greeting span {
  white-space: nowrap;
}

.nav-actions button {
  padding: 0.5rem;

  border: none;
  border-radius: 50%;

  background-color: transparent;
  transition: background-color 0.3s ease;
}

.nav-actions button:hover {
  background-color: var(--bg-quaternary);
}

.nav-actions i {
  font-size: 1.5rem;
  color: var(--icon-primary);
}

.menu-toggle {
  background-color: transparent;
  border: none;
  padding: 0.5rem;
}

.menu-toggle i {
  font-size: 1.5rem;
  color: var(--icon-primary);
}

.menu-toggle:hover {
  background-color: var(--bg-quaternary);
  border-radius: 100%;
}

@media screen and (max-width: 768px) {
  .navbar {
    padding: 1rem;
  }
  
  .search-input {
    width: 150px;
    right: 40px;
  }
  
  .nav-actions {
    gap: 0.5rem;
  }
  
  .user-greeting {
    padding: 0.3rem 0.8rem;
    font-size: 0.8rem;
  }
}