/* 公告栏移除后，收紧分类栏与商品标题之间的垂直空间。 */
.catalog {
  padding-top: 20px;
}

.heading {
  margin-top: 20px;
}

/* 缩窄窗口时分类与搜索始终同行，搜索框只缩小、不换行。 */
.top-toolbar {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
}

.top-toolbar nav {
  flex: 1 1 auto;
  min-width: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.top-toolbar nav::-webkit-scrollbar {
  display: none;
}

.top-toolbar input {
  flex: 0 1 360px;
  width: clamp(160px, 22vw, 360px);
  min-width: 160px;
  margin-left: 18px;
}

.mobile-search-toggle {
  display: none;
}

@media (max-width: 980px) and (min-width: 761px) {
  .catalog {
    padding-top: 16px;
  }

  .heading {
    margin-top: 16px;
  }

  .top-toolbar input {
    flex-basis: 230px;
    width: clamp(160px, 21vw, 230px);
    margin-left: 10px;
  }
}

@media (max-width: 760px) {
  .catalog {
    padding-top: 14px;
  }

  .heading {
    margin-top: 14px;
  }

  .top-toolbar {
    align-items: flex-start;
    gap: 8px;
  }

  .top-toolbar nav {
    width: auto;
    flex: 1 1 auto;
    flex-wrap: wrap;
    gap: 4px;
    overflow: visible;
  }

  .top-toolbar input {
    display: none;
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
    margin: 0;
    padding: 10px 12px;
    font-size: 14px;
  }

  .mobile-search-toggle {
    display: grid;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    place-items: center;
    padding: 0;
    border: 1px solid #3a423b;
    border-radius: 12px;
    background: #282d29;
    color: #d8ded6;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .mobile-search-toggle svg {
    width: 21px;
    height: 21px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
  }

  .top-toolbar.search-open nav {
    display: none;
  }

  .top-toolbar.search-open input {
    display: block;
  }

  .top-toolbar.search-open .mobile-search-toggle {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--accent-ink);
  }
}