/* Header */
.header {
  background-color: rgb(var(--color-ivory));
  box-shadow: var(--shadow-medium);
  padding: var(--padding-default);
  position: sticky;
  top: 0;
  z-index: 999;
}
.headerInner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header .logo {
  display: block;
  width: 50px;
  height: 50px;
  padding: var(--padding-default);
  background-image: var(--image-logo);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center -3px;
}
.header .searchForm {
  display: flex;
  overflow: hidden;
  max-width: 600px;
  width: 100%;
  border-radius: 1rem;
  border: 2px solid transparent;
  background-color: rgb(var(--color-white));
  box-shadow: var(--shadow-small);
  position: relative;
  transition: border-color 0.3s;
}
.header .searchForm input {
  flex: 1;
  padding: calc(var(--padding-default));
  background-color: transparent;
}
.header .searchForm input ~ label {
  position: absolute;
  top: 1rem;
  left: 1rem;
  cursor: text;
  color: rgb(var(--gray-300));
}
.header .searchForm input:not(:placeholder-shown) ~ label {
  display: none;
}
.header .searchForm:has(input:focus) {
  border-color: rgb(var(--color-primary));
}
.header .searchForm button {
  color: rgb(var(--color-primary));
  padding: var(--padding-default) calc(var(--padding-default) * 1.25);
}
.header .bookmarkOpenBtn {
  padding: var(--padding-default);
  font-size: var(--font-extra-large);
  color: rgb(var(--color-primary));
}
@media (max-width: 768px) {
  .headerInner {
    position: relative;
    flex-direction: column;
  }
  .header .logo {
    width: 80px;
    height: 80px;
  }
  .header .searchForm {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
  }
  .header .searchForm button {
    padding: var(--padding-default);
  }
  .header .bookmarkOpenBtn {
    position: absolute;
    top: 0;
    right: 0;
  }
}