.sol-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  background: #152b3f;
  overflow: hidden;
}

.sol-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .7;
  filter: saturate(.75) brightness(.65);
}

.sol-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 25, 35, .3) 0%, rgba(15, 25, 35, .15) 100%);
}

.sol-hero h1 {
  position: relative;
  z-index: 2;
  color: #fff;
  font-size: clamp(42px, 5vw, 68px);
  font-weight: 600;
  letter-spacing: .04em;
  padding: 0 20px;
  text-align: center;
}

.sol-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.sol-card {
  display: flex;
  flex-direction: column;
  padding: 18px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
  transition: box-shadow .25s, transform .25s;
}

.sol-card:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, .1);
  transform: translateY(-3px);
}

.sol-card-thumb {
  width: 56px;
  height: 56px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
}

.sol-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sol-card-body {
  margin-top: 14px;
}

.sol-card-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: #222;
  line-height: 1.4;
}

.sol-card-body p {
  margin-top: 8px;
  color: #777;
  font-size: 13px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.solution-cases {
  display: flex;
  flex-direction: column;
  gap: 65px;
}

.solution-case {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 42px;
}

.solution-case:nth-child(even) .case-media {
  order: 2;
}

.case-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1.45;
  border-radius: var(--radius);
  background: #173148;
}

.case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s;
}

.solution-case:hover .case-media img {
  transform: scale(1.04);
}

.case-media span {
  position: absolute;
  right: 15px;
  bottom: 14px;
  color: #fff;
  font-size: 12px;
}

.case-copy small {
  color: var(--cyan);
}

.case-copy h2 {
  margin: 10px 0;
  font-size: 30px;
  line-height: 1.35;
}

.case-copy p {
  color: var(--muted);
}

.case-copy .text-link {
  margin-top: 14px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
}

.method-grid>div {
  min-height: 240px;
  padding: 28px;
  border-right: 1px solid var(--line-dark);
}

.method-grid>div:first-child {
  padding-left: 0;
}

.method-grid>div:last-child {
  border: 0;
}

.method-grid i {
  color: var(--lime);
  font-style: normal;
  font-size: 12px;
}

.method-grid h3 {
  margin: 60px 0 8px;
  font-size: 21px;
}

.method-grid p {
  color: #aebfcb;
  font-size: 14px;
}

.sol-detail-wrap {
  background: #fff;
}

.sol-detail {
  max-width: 1200px;
  margin-inline: auto;
  padding-top: 80px;
  padding-bottom: 60px;
}

.sol-detail-title {
  font-size: clamp(30px, 3.5vw, 42px);
  font-weight: 600;
  color: #1a1a1a;
  line-height: 1.3;
}

.sol-detail-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 16px;
  padding-bottom: 28px;
  border-bottom: 1px solid #e5e5e5;
  color: #888;
  font-size: 14px;
}

.sol-detail-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.sol-detail-meta span::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  background-size: contain;
  background-repeat: no-repeat;
}

.sol-detail-meta span:first-child::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Crect x='3' y='3' width='7' height='7' rx='1'/%3E%3Crect x='14' y='3' width='7' height='7' rx='1'/%3E%3Crect x='3' y='14' width='7' height='7' rx='1'/%3E%3Crect x='14' y='14' width='7' height='7' rx='1'/%3E%3C/svg%3E");
}

.sol-detail-meta span:last-child::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E");
}

.sol-detail-body {
  padding-top: 36px;
  padding-bottom: 50px;
  color: #444;
  font-size: 16px;
  line-height: 2;
}

.sol-detail-body p {
  margin-bottom: 18px;
}

.sol-detail-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 28px 0 0;
}

.sol-detail-prev,
.sol-detail-next {
  display: flex;
  flex-direction: column;
  padding: 18px;
  border-radius: 8px;
  background: #F2F3F5;
  transition: background .2s;
}

.sol-detail-next {
  text-align: right;
}

.sol-detail-prev:hover strong,
.sol-detail-next:hover strong {
  color: #3858F6;
}

.sol-detail-prev.disabled,
.sol-detail-next.disabled {
  background: transparent;
  cursor: default;
}

.sol-detail-prev small,
.sol-detail-next small {
  color: #999;
  font-size: 12px;
}

.sol-detail-prev strong,
.sol-detail-next strong {
  margin-top: 4px;
  color: #222;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.sol-related {
  padding-top: 70px;
  padding-bottom: 90px;
}

.sol-related-heading {
  text-align: center;
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 40px;
}

.sol-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.sol-related-card {
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
  transition: box-shadow .25s, transform .25s;
}

.sol-related-card:hover {
  box-shadow: 0 6px 24px rgba(0, 0, 0, .1);
  transform: translateY(-3px);
}

.sol-related-img {
  position: relative;
  aspect-ratio: 1.5;
  overflow: hidden;
  background: #f0efeb;
}

.sol-related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sol-related-img span {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-size: 11px;
}

.sol-related-body {
  padding: 16px 18px 20px;
}

.sol-related-body small {
  color: #999;
  font-size: 12px;
}

.sol-related-body h3 {
  margin: 6px 0 10px;
  color: #222;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
}

.sol-related-body b {
  color: #2c6fe8;
  font-size: 13px;
  font-weight: 500;
}

/* News */.shop-hero {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.shop-hero>img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.8);
}

.shop-hero-shade {
  position: absolute;
  inset: 0;
  background: rgba(24, 22, 19, .34);
}

.shop-hero-copy {
  position: relative;
  z-index: 1;
  color: #fff;
  text-align: center;
}

.shop-hero-copy span {
  font-size: 13px;
  letter-spacing: .14em;
}

.shop-hero-copy h1 {
  margin: 18px 0 0;
  font-size: clamp(44px, 6vw, 76px);
  font-weight: 500;
}

.shop-catalog {
  padding-top: 58px;
  padding-bottom: 110px;
}

.shop-filters {
  padding: 4px 26px;
  border-radius: 8px;
  background: #fff;
  margin-bottom: 18px;
  box-shadow: 0 10px 35px rgba(39, 35, 29, .06);
}

.shop-filters nav {
  display: flex;
  align-items: center;
  gap: 26px;
  min-height: 50px;
  overflow-x: auto;
  scrollbar-width: none;
}

.shop-filters nav::-webkit-scrollbar {
  display: none;
}

.shop-filters nav+nav {
  border-top: 1px solid #ecebe8;
}

.shop-filters a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: #9297a0;
  font-size: 14px;
  white-space: nowrap;
}

.shop-filters a.active {
  color: #272a30;
  font-weight: 600;
}

.shop-filter-primary a.active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -3px;
  left: 0;
  height: 0;
  background: #272a30;
}

.shop-filter-secondary a.active {
  color: #272a30;
  font-weight: 600;
}

.shop-filter-secondary a.active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 0;
  background: #2c6fe8;
}

.shop-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 44px 0 22px;
}

.shop-toolbar strong {
  font-size: 20px;
  font-weight: 500;
}

.shop-toolbar span {
  color: #9a9da3;
  font-size: 13px;
}

.shop-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 100px;
}

.shop-card {
  overflow: hidden;
  border-radius: 7px;
  background: #fff;
  box-shadow: 0 5px 20px rgba(33, 30, 24, .05);
  transition: transform .25s ease, box-shadow .25s ease;
}

.shop-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 34px rgba(33, 30, 24, .12);
}

.shop-card-media {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #fafafa;
}

.shop-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}

.shop-card:hover .shop-card-media img {
  transform: scale(1.04);
}

.shop-badge {
  position: absolute;
  z-index: 1;
  top: 13px;
  left: 13px;
  padding: 4px 8px;
  border-radius: 3px;
  background: #3f5cf4;
  color: #fff;
  font-size: 10px;
}

.shop-card-copy {
  padding: 18px 18px 20px;
}

.shop-card-copy small {
  color: #9297a0;
  font-size: 11px;
}

.shop-card-copy h2 {
  margin: 8px 0 5px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.35;
}

.shop-card-copy p {
  display: -webkit-box;
  min-height: 39px;
  margin: 0;
  overflow: hidden;
  color: #9b9da1;
  font-size: 12px;
  line-height: 1.6;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.shop-card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #eeeeec;
}

.shop-card-bottom strong {
  color: #ff4b4b;
  font-size: 16px;
  font-weight: 500;
}

.shop-card-bottom a {
  color: #3f5cf4;
  font-size: 12px;
}

.shop-card-bottom a span {
  margin-left: 5px;
}

@media (max-width: 900px) {
  .shop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .shop-hero {
    min-height: 300px;
  }

  .shop-hero-copy h1 {
    font-size: 46px;
  }

  .shop-catalog {
    padding-top: 28px;
    padding-bottom: 70px;
  }

  .shop-filters {
    padding: 12px 15px 2px;
  }

  .shop-filters nav {
    gap: 20px;
    min-height: 43px;
  }

  .shop-filters a {
    font-size: 13px;
    min-height: 39px;
  }

  .shop-toolbar {
    padding: 30px 0 16px;
  }

  .shop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .shop-card-copy {
    padding: 13px 12px 14px;
  }

  .shop-card-copy h2 {
    font-size: 15px;
  }

  .shop-card-copy p {
    font-size: 11px;
  }

  .shop-card-bottom {
    margin-top: 12px;
    padding-top: 10px;
  }

  .shop-card-bottom strong {
    font-size: 14px;
  }
}

/* 解决方案页面移动端适配 */
@media (max-width: 768px) {
  .sol-hero {
    min-height: 260px;
  }

  .sol-hero h1 {
    font-size: 30px;
    padding: 0 16px;
  }

  .sol-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding-inline: 16px;
  }

  .sol-card {
    padding: 12px;
    border-radius: 6px;
  }

  .sol-card-thumb {
    width: 44px;
    height: 44px;
    border-radius: 5px;
  }

  .sol-card-body {
    margin-top: 10px;
  }

  .sol-card-body h3 {
    font-size: 13px;
    font-weight: 600;
  }

  .sol-card-body p {
    font-size: 11px;
    margin-top: 6px;
    -webkit-line-clamp: 2;
    line-height: 1.5;
  }

  .solution-cases {
    gap: 36px;
    padding-inline: 16px;
  }

  .solution-case {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .solution-case:nth-child(even) .case-media {
    order: 0;
  }

  .case-media {
    aspect-ratio: 1.5;
    border-radius: 6px;
  }

  .case-media span {
    font-size: 11px;
    right: 10px;
    bottom: 10px;
  }

  .case-copy small {
    font-size: 11px;
  }

  .case-copy h2 {
    font-size: 20px;
    margin: 8px 0;
  }

  .case-copy p {
    font-size: 13px;
    line-height: 1.7;
  }

  .case-copy .text-link {
    font-size: 13px;
    margin-top: 10px;
  }

  .method-grid {
    grid-template-columns: 1fr;
    border-top: 0;
  }

  .method-grid > div {
    min-height: auto;
    padding: 20px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .method-grid > div:first-child {
    padding-left: 16px;
  }

  .method-grid > div:last-child {
    border-bottom: 0;
  }

  .method-grid i {
    font-size: 11px;
  }

  .method-grid h3 {
    font-size: 16px;
    margin-top: 30px;
  }

  .method-grid p {
    font-size: 13px;
    line-height: 1.6;
  }

  /* 解决方案详情页 */
  .sol-detail {
    padding-top: 50px;
    padding-bottom: 30px;
    padding-inline: 16px;
  }

  .sol-detail-title {
    font-size: 22px;
    line-height: 1.4;
  }

  .sol-detail-meta {
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
    padding-bottom: 20px;
    font-size: 12px;
  }

  .sol-detail-body {
    padding-top: 24px;
    padding-bottom: 30px;
    font-size: 14px;
    line-height: 1.8;
  }

  .sol-detail-body p {
    margin-bottom: 14px;
  }

  .sol-detail-nav {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-top: 20px;
  }

  .sol-detail-prev,
  .sol-detail-next {
    padding: 14px;
    border-radius: 6px;
  }

  .sol-detail-next {
    text-align: left;
  }

  .sol-detail-prev small,
  .sol-detail-next small {
    font-size: 11px;
  }

  .sol-detail-prev strong,
  .sol-detail-next strong {
    font-size: 13px;
    margin-top: 3px;
  }

  .sol-related {
    padding-top: 40px;
    padding-bottom: 50px;
    padding-inline: 16px;
  }

  .sol-related-heading {
    font-size: 22px;
    margin-bottom: 24px;
  }

  .sol-related-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .sol-related-card {
    border-radius: 6px;
  }

  .sol-related-img {
    aspect-ratio: 1.7;
  }

  .sol-related-img span {
    font-size: 10px;
    padding: 3px 8px;
  }

  .sol-related-body {
    padding: 12px 14px 16px;
  }

  .sol-related-body small {
    font-size: 11px;
  }

  .sol-related-body h3 {
    font-size: 14px;
    margin: 4px 0 8px;
  }

  .sol-related-body b {
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .sol-hero h1 {
    font-size: 26px;
  }

  .sol-grid {
    grid-template-columns: 1fr;
  }

  .sol-card-body h3 {
    font-size: 14px;
  }

  .case-copy h2 {
    font-size: 18px;
  }

  .sol-detail-title {
    font-size: 20px;
  }
}