.section-1 {
  padding: 60px 0;
  background: url(/uploads/page/index/bg.webp) no-repeat center center;
  background-size: cover;
}
.section-1-inner {
  max-width: 980px;
  text-align: center;
}
.hero-title {
  font-size: 48px;
  line-height: 1.2;
  font-weight: 700;
  color: #1B1B1B;
  max-width: 700px;
  margin: 0 auto 24px;
}
.hero-desc {
  max-width: 760px;
  margin: 0 auto;
  font-size: 18px;
  line-height: 1.5;
  color: #6B7280;
}
.hero-search {
  margin: 40px auto 20px;
  max-width: 820px;
  height: 62px;
  border-radius: 8px;
  border: 1px solid #ECECEC;
  background: #FFF;
  box-shadow: 0 20px 24px -6px rgba(37, 69, 132, 0.08);
  display: flex;
  align-items: center;
}
.search-icon {
  margin: 0 12px 0 17px;
}
.hero-search input {
  flex: 1;
  height: 100%;
  border: 0;
  outline: none;
  font-size: 16px;
  color: #111827;
}
.hero-search input::placeholder {
  color: #707070;
}
.hero-search a {
  width: 110px;
  line-height: 42px;
  margin-right: 10px;
  border: 0;
  border-radius: 8px;
  background: #1677ff;
  color: #fff;
  font-size: 14px;
  cursor: pointer;
}
.hero-keywords {
  font-size: 13px;
  color: #6B7280;
}
.hero-keywords a {
  color: #007BFF;
  text-decoration: underline;
  margin: 0 6px;
}
.section-2 {
  padding: 26px 0 50px;
  background: #fff;
}
.filter-title {
  font-size: 32px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 12px;
  color: #1f2937;
}
.filter-tabs {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 40px;
  margin-bottom: 110px;
}
.filter-tab {
  padding: 17px 0;
  font-size: 18px;
  color: #1B1B1B;
  border-radius: 16px;
  width: 180px;
  background: #F7F8F9;
  font-weight: 600;
  text-align: center;
  border: 1px solid transparent;
}
.filter-tab:hover {
  border: 1px solid #007BFF;
  background: #FFF;
  box-shadow: 0 4px 12px 0 rgba(45, 91, 188, 0.12);
}
.block-head {
  margin: 20px 0 46px;
  font-size: 32px;
  font-weight: 700;
  color: #111827;
}
.block-head {
  margin-top: 160px;
}
.new-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 90px 30px;
  margin-bottom: 18px;
}
.new-card {
  display: block;
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
}
.new-card img {
  width: 100%;
  display: block;
}
.new-cover {
  position: relative;
}
.new-cover-tag {
  position: absolute;
  left: 18px;
  right: 16px;
  top: 130px;
  pointer-events: none;
  font-size: 32px;
  padding: 0 60px 0 30px;
}
.new-cover-tag::before {
  content: attr(data-title);
  display: -webkit-box;
  line-height: 1.3;
  color: #111827;
  font-weight: 700;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.new-title {
  font-size: 18px;
  line-height: 1.4;
  color: #111827;
  font-weight: 700;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.new-card-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}
.new-meta {
  font-size: 12px;
  line-height: 1.3;
  color: #9ca3af;
}
.new-desc {
  line-height: 1.45;
  color: #6b7280;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
}
.recommend-card {
  display: block;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #ECECEC;
  background: #fff;
  box-sizing: border-box;
}
.recommend-card img {
  width: 100%;
  display: block;
  transition: transform 0.25s ease;
  transform-origin: center center;
}
.recommend-cover {
  overflow: hidden;
  border-radius: 16px 16px 0 0;
}
.recommend-card:hover img {
  transform: scale(1.06);
}
.recommend-body {
  padding: 24px;
}
.recommend-title {
  font-size: 18px;
  line-height: 1.4;
  color: #1f2937;
  font-weight: 700;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-desc {
  font-size: 14px;
  line-height: 1.45;
  color: #6B7280;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recommend-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.recommend-meta span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 13px;
  background: #E3F1FF;
  font-size: 12px;
  line-height: 1;
  color: #007BFF;
}
.section-3 {
  padding: 50px 0 110px;
  max-width: 1600px;
  margin: 100px auto 0;
  background: url(/uploads/page/index/section3-bg.webp) no-repeat center center;
  background-size: cover;
  border-radius: 60px;
}
.section-3-inner {
  display: flex;
  align-items: center;
  gap: 34px;
  color: #fff;
}
.section-3-title {
  flex: 1;
}
.section-3-title h2 {
  font-size: 62px;
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: 15px;
}
.section-3-title p {
  font-size: 20px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
}
.section-3-cards {
  width: 520px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
}
.method-card {
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.29);
  background: rgba(255, 255, 255, 0.13);
  padding: 20px;
}
.method-card:nth-child(2n) {
  transform: translateY(60px);
}
.method-icon {
  margin-bottom: 20px;
}
.method-card h3 {
  font-size: 20px;
  line-height: 1.35;
  font-weight: 700;
  margin-bottom: 12px;
}
.method-card p {
  font-size: 16px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
}
@media (max-width: 820px) {
  .new-cover-tag {
    top: 90px;
    left: 5px;
    font-size: 18px;
  }
  .section-3-inner {
    flex-wrap: wrap;
    justify-content: center;
  }
  .section-3-title {
    flex-shrink: 0;
    min-width: 400px;
    text-align: center;
  }
}
@media (max-width: 600px) {
  .section-1 {
    padding: 38px 0 26px;
    position: relative;
  }
  .hero-title {
    font-size: 28px;
    margin-bottom: 12px;
    max-width: 90%;
  }
  .hero-desc {
    margin: 0;
    max-width: 100%;
    font-size: 14px;
  }
  .hero-search {
    margin: 18px 0 10px;
    height: 48px;
    max-width: 100%;
    width: 100%;
    overflow: hidden;
  }
  .search-icon {
    width: 16px;
  }
  .hero-search input {
    font-size: 13px;
  }
  .hero-search a {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 204px;
    bottom: 90px;
  }
  .hero-keywords {
    font-size: 10px;
    line-height: 1.8;
    gap: 8px;
    text-align: center;
    display: flex;
    flex-direction: column;
    margin-top: 80px;
  }
  .section-2 {
    padding: 22px 0 36px;
  }
  .section-2-inner {
    max-width: 100%;
  }
  .filter-title {
    font-size: 24px;
    margin-bottom: 10px;
  }
  .filter-tabs {
    justify-content: flex-start;
    gap: 10px;
    margin: 20px 0 40px;
  }
  .filter-tab {
    font-size: 14px;
    padding: 17px 8px;
    border-radius: 10px;
    width: 166px;
  }
  .block-head {
    margin: 16px 0 14px;
    font-size: 24px;
    text-align: center;
  }
  .new-grid {
    gap: 24px;
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
  .new-card-body {
    gap: 8px;
    margin-top: 10px;
  }
  .new-meta {
    font-size: 8px;
    margin-bottom: 4px;
  }
  .new-cover-tag {
    font-size: 18px;
    top: 80px;
    left: 5px;
  }
  .new-title {
    font-size: 14px;
  }
  .new-desc {
    font-size: 12px;
  }
  .recommend-grid {
    gap: 26px;
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
  .recommend-body {
    padding: 20px;
  }
  .recommend-card {
    height: auto;
  }
  .recommend-title {
    font-size: 16px;
    margin-bottom: 8px;
  }
  .recommend-desc {
    font-size: 12px;
    margin-bottom: 8px;
  }
  .recommend-meta span {
    padding: 4px 10px;
    font-size: 9px;
  }
  .section-3 {
    padding: 44px 0 60px;
    background-image: url(/uploads/page/index/section3-bg-mb.webp);
    margin-top: 30px;
    border-radius: 0;
  }
  .section-3-inner {
    display: block;
  }
  .section-3-title {
    min-width: 100%;
  }
  .section-3-title h2 {
    font-size: 28px;
    margin-bottom: 14px;
    text-align: center;
  }
  .section-3-title p {
    font-size: 16px;
    line-height: 1.6;
    text-align: center;
    width: 70%;
    margin: 0 auto 24px;
  }
  .section-3-cards {
    width: 100%;
    margin-top: 14px;
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .method-card {
    width: 244px;
    margin: 0 auto;
  }
  .method-card:nth-child(2n) {
    transform: translateY(0);
  }
}