.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.header-inner{
  height: 70px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 14px;
  display: grid;
  grid-template-columns: 42px auto 1fr auto;
  gap: 2rem;
  align-items: center;
}

.icon{
  width: 22px;
  height: 22px;
  color: rgba(15,23,42,.9);
}

.icon-btn,
.icon-link{
  width: 42px;
  height: 42px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
}

.icon-btn:hover,
.icon-link:hover{
  background: rgba(15,23,42,.04);
  border-color: rgba(15,23,42,.08);
}

.logo{
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.logo-img{
  display: block;
  height: clamp(50px, 6vw, 70px);
  width: auto;
  object-fit: contain;
}

.search{
  position: relative;
  width: 100%;
  height: 44px;
}

.search-input{
  width: 100%;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 0 44px 0 16px;
  font-size: 15px;
  outline: none;
}

.search-btn{
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.search-btn .icon{
  display: block;
}

.header-actions{
  display: flex;
  gap: 10px;
  align-items: center;
}

.search-toggle{
  display: none;
}

.cart-link{
  position: relative;
}

.cart-badge{
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: #0f172a;
  color: #fff;
  font-size: 11px;
  line-height: 18px;
  border: 2px solid #fff;
}

.drawer-backdrop{
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,.35);
  z-index: 60;
}

.drawer-backdrop[hidden]{
  display: none;
}

.drawer{
  position: fixed;
  top: 0;
  left: 0;
  height: 100dvh;
  width: min(340px, 86vw);
  background: #ffffff;
  z-index: 70;
  border-right: 1px solid var(--border);
  transform: translateX(-105%);
  transition: transform .22s ease;
  display: flex;
  flex-direction: column;
}

.drawer.is-open{
  transform: translateX(0);
}

.drawer-header{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
}

.drawer-title{
  height: 70px;
  display: flex;
  align-items: center;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .2px;
  color: rgba(15,23,42,.95);
}

.drawer-close{
  margin-left: auto;
}

.drawer-list{
  padding: 10px 12px 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cat-row{
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 10px;
  border-radius: 12px;
}

.cat-row:hover{
  background: rgba(15,23,42,.04);
}

.cat-link{
  display: inline-flex;
  width: fit-content;
  font-size: 15px;
  font-weight: 700;
  color: rgba(15,23,42,.92);
  padding: 2px 2px;
}

.cat-toggle{
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(15,23,42,.65);
}

.cat-toggle:hover{
  background: rgba(15,23,42,.04);
  border-color: rgba(15,23,42,.08);
  color: rgba(15,23,42,.9);
}

.cat-toggle-spacer{
  width: 38px;
  height: 38px;
}

.cat-chevron{
  width: 20px;
  height: 20px;
  transition: transform .18s ease;
}

.cat-item.is-open .cat-chevron{
  transform: rotate(180deg);
}

.cat-children{
  display: none;
  padding: 2px 0 10px 16px;
  flex-direction: column;
  gap: 2px;
}

.cat-item.is-open .cat-children{
  display: flex;
}

.cat-child-link{
  display: inline-flex;
  width: fit-content;
  font-size: 14px;
  font-weight: 600;
  color: rgba(15,23,42,.78);
  padding: 10px 10px;
  border-radius: 12px;
}

.cat-child-link:hover{
  background: rgba(15,23,42,.04);
  color: rgba(15,23,42,.92);
}

@media (max-width: 640px){
  .header-inner{
    height: auto;
    padding: 10px 14px 12px;
    grid-template-columns: 42px auto 1fr;
    grid-template-areas:
      "menu logo actions"
      "search search search";
    gap: 10px 12px;
    align-items: center;
  }

  #menu_btn{
    grid-area: menu;
    justify-self: start;
  }

  .logo{
    grid-area: logo;
    justify-self: start;
  }

  .header-actions{
    grid-area: actions;
    justify-self: end;
    justify-content: flex-end;
  }

  .search{
    grid-area: search;
    height: 44px;
  }

  .search-btn{
    display: inline-flex;
  }

  .search-input{
    padding: 0 44px 0 16px;
    font-size: 16px;
  }
}