.national-hero {
  min-height: 240px;
}

.national-hero .hero-content {
  padding-top: 28px;
  padding-bottom: 24px;
}

.national-hero h1 {
  font-size: 46px;
  line-height: 1.18;
}

.hero-search {
  display: flex;
  width: min(510px, 100%);
  margin-top: 24px;
  padding: 5px;
  background: #fff;
  border: 1px solid #d6e1d3;
  border-radius: 8px;
}

.hero-search input {
  flex: 1;
  min-width: 0;
  padding: 11px 13px;
  border: 0;
  outline: 0;
  background: transparent;
  font: inherit;
  font-size: 13px;
}

.hero-search button {
  padding: 0 20px;
  border: 0;
  border-radius: 5px;
  background: var(--green);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.hero-copy-row {
  display: flex;
  align-items: center;
  gap: 52px;
  max-width: 980px;
}

.hero-copy-row h1 {
  margin-bottom: 0;
}

.hero-tagline {
  max-width: 340px;
  margin: 14px 0 0;
  padding: 5px 0 5px 22px;
  border-left: 3px solid #8eb879;
  color: #4f665d;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.9;
}

.city-switch {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 8px;
  padding-top: 8px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--line);
}

.city-switch + .join {
  margin-top: 38px;
}

.city-switch h2 {
  margin: 7px 0 0;
  font-size: 26px;
}

.city-switch > a {
  color: var(--green);
  font-size: 13px;
  font-weight: 700;
}

.hot-city-list {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 13px;
}

.hot-city-list a,
.cities-hot a {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #60726b;
  font-size: 12px;
}

.hot-city-list a.active,
.hot-city-list a:hover,
.cities-hot a:hover {
  border-color: #8eb99a;
  background: #f1f8ed;
  color: var(--green);
}

.china-region-list {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 13px;
}

.china-region-list a {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #60726b;
  font-size: 12px;
}

.china-region-list a.active,
.china-region-list a:hover {
  border-color: #8eb99a;
  background: #f1f8ed;
  color: var(--green);
}

.region-detail {
  position: relative;
}

.region-detail[open] {
  flex-basis: 100%;
}

.region-detail summary {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #60726b;
  cursor: pointer;
  font-size: 12px;
  list-style: none;
}

.region-detail summary::-webkit-details-marker {
  display: none;
}

.region-detail summary::after {
  content: '＋';
  margin-left: 6px;
  color: #8da18f;
}

.region-detail[open] summary::after {
  content: '−';
}

.region-detail summary:hover,
.region-detail summary.active {
  border-color: #8eb99a;
  background: #f1f8ed;
  color: var(--green);
}

.region-city-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
  flex-wrap: wrap;
  gap: 5px;
  width: 100%;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid #d5e2d2;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 8px 22px #17312b18;
}

.region-city-list a {
  padding: 5px 8px;
  border: 1px solid #e0e8df;
  border-radius: 4px;
  color: #60726b;
  font-size: 11px;
}

.city-region-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 5px;
}

.city-subregions {
  width: 100%;
}

.city-subregions summary {
  color: #819087;
  cursor: pointer;
  font-size: 10px;
  list-style: none;
}

.city-subregions summary::-webkit-details-marker {
  display: none;
}

.city-subregions summary::before {
  content: '＋';
  margin-right: 2px;
}

.city-subregions[open] summary::before {
  content: '−';
}

.city-subregions > div {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 5px;
}

.city-subregions > div a {
  padding: 4px 6px;
  border-color: #e0e8df;
  font-size: 10px;
}

.district-entry {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
}

.district-entry .district-publish {
  padding: 3px 5px;
  border: 1px solid #c9dcc5;
  border-radius: 3px;
  color: var(--green);
  font-size: 9px;
}

.district-entry .district-publish:hover {
  background: #f1f8ed;
}

.region-city-list a:hover,
.region-city-list a.active,
.region-city-list a.region-all {
  border-color: #8eb99a;
  background: #f1f8ed;
  color: var(--green);
}

.global-region-link {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 7px;
}

.global-region-link a {
  padding: 0;
  color: var(--ink);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.2;
  text-align: left;
}

.global-region-link a:hover {
  color: var(--green);
}

.empty {
  grid-column: 1 / -1;
  padding: 55px 20px;
  border: 1px dashed #cbd8cc;
  border-radius: 8px;
  background: #fff;
  color: #7a8981;
  text-align: center;
}

.empty h3 {
  margin: 0 0 8px;
  color: var(--ink);
}

.empty p {
  font-size: 13px;
}

.cities-page {
  padding: 62px 0 95px;
}

.cities-hot {
  margin-bottom: 28px;
  padding: 22px 25px;
  border-radius: 8px;
  background: #eef6e7;
}

.cities-hot h2 {
  margin: 0 0 15px;
  font-size: 18px;
}

.cities-hot > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.province-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.province-block {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.province-block h2 {
  margin: 0 0 14px;
  font-size: 17px;
}

.city-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 16px;
}

.city-list a {
  color: #667871;
  font-size: 13px;
}

.city-list a:hover {
  color: var(--green);
}

@media (max-width: 700px) {
  .national-hero {
    min-height: 0;
  }

  .national-hero .hero-content {
    padding-top: 24px;
    padding-bottom: 22px;
  }

  .national-hero h1 {
    font-size: 34px;
  }

  .hero-copy-row {
    display: block;
  }

  .hero-tagline {
    max-width: 100%;
    margin-top: 20px;
    padding-left: 16px;
    font-size: 16px;
  }

  .city-switch {
    grid-template-columns: 1fr;
  }

  .city-switch > a {
    grid-row: 2;
  }

  .province-list {
    grid-template-columns: 1fr;
  }

  .hero-search button {
    padding: 0 16px;
  }
}