.support_main {
  padding: var(--space-7) 0 var(--space-8);
}
.support_main .head h1 {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  color: var(--ink);
  letter-spacing: var(--track-tight);
  line-height: var(--lh-tight);
}
.support_main .head p {
  margin-top: var(--space-2);
  font-size: var(--fs-md);
  color: var(--muted);
  line-height: var(--lh-body);
}
.support_search {
  margin-top: var(--space-5);
}
.support_search .search {
  position: relative;
}
.support_search input {
  width: 100%;
  height: 6.4rem;
  padding: 0 6.4rem 0 var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  font-size: var(--fs-lg);
  color: var(--ink);
}
.support_search input::placeholder {
  color: var(--disabled);
}
.support_search button {
  position: absolute;
  top: 0;
  right: 0;
  width: 6.4rem;
  height: 6.4rem;
  overflow: hidden;
  text-indent: -999px;
  background: url("../img/icon-search.svg") no-repeat center / 2rem;
}
.support_start {
  margin-top: var(--space-6);
}
.support_start > h2,
.support_cats > h2,
.support_box > h2,
.support_hits > h2 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--ink);
  letter-spacing: var(--track-tight);
}
.support_start > h2::after,
.support_cats > h2::after {
  content: "";
  display: block;
  width: 2.8rem;
  height: var(--bar);
  margin: 1rem 0 0;
  background: var(--primary);
  border-radius: var(--r-pill);
}
.support_start .start_list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
  counter-reset: start;
}
.support_start a {
  display: block;
  height: 100%;
  padding: 2.6rem 2.4rem 2.4rem;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-top: 0.4rem solid var(--primary);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  transition: transform var(--ease-out), box-shadow var(--ease-out);
}
.support_start a::before {
  counter-increment: start;
  content: counter(start, decimal-leading-zero);
  display: block;
  margin-bottom: 1rem;
  font-size: 1.16rem;
  font-weight: var(--fw-black);
  letter-spacing: 0.08em;
  color: var(--primary-deep);
}
.support_start a:hover {
  transform: translateY(-0.4rem);
  box-shadow: var(--sh-hover);
}
.support_start a:hover .title {
  color: var(--primary);
}
.support_start .kicker {
  font-size: var(--fs-xs);
  font-weight: var(--fw-black);
  color: var(--primary);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}
.support_start .title {
  margin-top: var(--space-2);
  font-size: var(--fs-lg);
  font-weight: var(--fw-black);
  line-height: var(--lh-snug);
  color: var(--ink);
}
.support_start .desc {
  margin-top: var(--space-2);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: var(--muted);
}
.support_cats {
  margin-top: var(--space-7);
}
.support_cats .cat_list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-auto-rows: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.support_cats li {
  min-width: 0;
}
.support_cats a {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  height: 100%;
  min-height: 10.4rem;
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
}
.support_cats a:hover .title,
.support_cats li.on a .title {
  color: var(--primary);
}
.support_cats a:hover .img,
.support_cats li.on a {
  border-color: var(--primary);
}
.support_cats a:hover .img {
  background: var(--primary-soft);
}
.support_cats .img {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4.4rem;
  height: 4.4rem;
  flex-shrink: 0;
  background: var(--surface-2);
  border-radius: var(--r-md);
}
.support_cats .img img {
  width: 2.6rem;
  height: 2.6rem;
}
.support_cats .info {
  min-width: 0;
  flex: 1;
}
.support_cats .title {
  overflow: hidden;
  font-size: var(--fs-md);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  color: var(--ink);
  white-space: nowrap;
  text-overflow: ellipsis;
}
.support_cats .desc {
  display: -webkit-box;
  overflow: hidden;
  min-height: 3.3em;
  margin-top: var(--space-1);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  color: var(--muted);
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.support_box,
.support_hits {
  margin-top: var(--space-5);
  padding: var(--space-6) var(--space-6) var(--space-5);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
}
.support_box > h2,
.support_hits > h2 {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.support_box .art_list,
.support_hits .art_list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5) var(--space-6);
  margin-top: var(--space-5);
}
.support_box .art_list li,
.support_hits .art_list li {
  min-width: 0;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--line);
}
.support_box .art_list li:nth-last-child(-n + 3),
.support_hits .art_list li:nth-last-child(-n + 3) {
  padding-bottom: 0;
  border-bottom: 0;
}
.support_box a,
.support_hits a {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  height: 100%;
}
.support_box a:hover .title,
.support_hits a:hover .title {
  color: var(--primary);
}
.support_box .img,
.support_hits .img,
.support_qa .img {
  width: 2.4rem;
  height: 2.4rem;
  flex-shrink: 0;
}
.support_box .info,
.support_hits .info {
  min-width: 0;
  flex: 1;
}
.support_box .title,
.support_hits .title,
.support_qa .title {
  display: -webkit-box;
  overflow: hidden;
  font-size: var(--fs-md);
  font-weight: var(--fw-black);
  line-height: var(--lh-snug);
  color: var(--ink);
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.support_box .desc,
.support_hits .desc,
.support_qa .desc {
  display: -webkit-box;
  overflow: hidden;
  min-height: 4.65em;
  margin-top: var(--space-2);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
  color: var(--muted);
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.support_qa .desc {
  min-height: 3.1em;
  -webkit-line-clamp: 2;
}
.support_qa .head {
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.support_qa .head h2 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--ink);
  letter-spacing: var(--track-tight);
}
.support_qa .head p {
  margin-top: var(--space-2);
  font-size: var(--fs-md);
  color: var(--muted);
}
.support_qa .qa_list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--space-7);
}
.support_qa .qa_list li {
  min-width: 0;
  border-bottom: 1px solid var(--line);
}
.support_qa .qa_list a {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  height: 100%;
  padding: var(--space-5) 0;
}
.support_qa .qa_list a:hover .title {
  color: var(--primary);
}
.support_need {
  margin-top: var(--space-6);
  padding: var(--space-6);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
}
.support_need .title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--ink);
}
.support_need p {
  margin-top: var(--space-2);
  font-size: var(--fs-md);
  color: var(--muted);
}
.support_need .btns {
  margin-top: var(--space-4);
}
.support_need .note {
  margin-top: var(--space-4);
}
.support_main .empty {
  display: none;
  margin-top: var(--space-5);
  padding: var(--space-6);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  font-size: var(--fs-md);
  color: var(--muted);
  text-align: center;
}
.support_main .empty.show {
  display: block;
}
.support_main .empty .btns {
  margin-top: var(--space-3);
}

.news_detail.help .post_need,
.news_detail.help .trust_strip.box {
  margin-top: var(--space-5);
}
.news_detail.help .news_more .news_list {
  grid-template-columns: 1fr 1fr;
}
.news_detail.help .news_more a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.news_detail.help .news_more a.more {
  display: inline-flex;
}
.news_detail.help .news_more .img {
  width: 2.4rem;
  height: 2.4rem;
  padding-bottom: 0;
  flex-shrink: 0;
  border-radius: 0;
  background: none;
}
.news_detail.help .news_more .tt {
  margin-top: 0;
}

@media screen and (max-width: 1220px) {
  .support_cats .cat_list,
  .support_start .start_list {
    grid-template-columns: repeat(2, 1fr);
  }
  .support_box .art_list,
  .support_hits .art_list,
  .support_qa .qa_list {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }
  .support_box .art_list li:nth-last-child(-n + 3),
  .support_hits .art_list li:nth-last-child(-n + 3) {
    padding-bottom: var(--space-5);
    border-bottom: 1px solid var(--line);
  }
  .support_box .art_list li:nth-last-child(-n + 2),
  .support_hits .art_list li:nth-last-child(-n + 2) {
    padding-bottom: 0;
    border-bottom: 0;
  }
}
@media screen and (max-width: 896px) {
  .support_cats .cat_list {
    grid-template-columns: 1fr 1fr;
  }
}
@media screen and (max-width: 768px) {
  .support_main {
    padding: var(--space-5) 0 var(--space-6);
  }
  .support_main .head h1 {
    font-size: var(--fs-2xl);
  }
  .support_search input,
  .support_search button {
    height: 4.8rem;
  }
  .support_search input {
    padding: 0 4.8rem 0 var(--space-4);
  }
  .support_search button {
    width: 4.8rem;
    background-size: 1.6rem;
  }
  .support_cats,
  .support_start {
    margin-top: var(--space-6);
  }
  .support_cats .cat_list,
  .support_start .start_list,
  .support_box .art_list,
  .support_hits .art_list,
  .support_qa .qa_list {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  .support_cats a {
    min-height: 7.6rem;
    padding: var(--space-3) var(--space-4);
  }
  .support_cats .desc {
    min-height: 0;
  }
  .support_box,
  .support_hits,
  .support_need {
    padding: var(--space-5) var(--space-4);
  }
  .support_box .art_list li,
  .support_box .art_list li:nth-last-child(-n + 3),
  .support_box .art_list li:nth-last-child(-n + 2),
  .support_hits .art_list li,
  .support_hits .art_list li:nth-last-child(-n + 3),
  .support_hits .art_list li:nth-last-child(-n + 2),
  .support_qa .qa_list li {
    padding: 0;
    border-bottom: 1px solid var(--line);
  }
  .support_box .art_list li:last-child,
  .support_hits .art_list li:last-child,
  .support_qa .qa_list li:last-child {
    border-bottom: 0;
  }
  .support_qa .qa_list a {
    padding: var(--space-4) 0;
  }
  .support_box .desc,
  .support_hits .desc,
  .support_qa .desc {
    min-height: 0;
  }
}