* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

img {
  max-width: 100%;
}

/* ================= 顶部导航 ================= */
.navbar {
  background-color: rgb(0, 132, 183);
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 9999;
}

.nav-container {
  width: 1200px;
  max-width: 92%;
  display: flex;
  align-items: center;
}

.logo {
  height: 58px;
  display: block;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
}

.nav-menu {
  display: flex;
  margin-left: auto;
  gap: 40px;
  align-items: center;
}

.nav-item {
  color: white;
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
  transition: 0.2s ease;
  display: inline-flex;
  align-items: center;
  height: 100px;
}

.nav-item:hover {
  opacity: 0.8;
}

.nav-dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 150px;
  background: #fff;
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
  display: none;
  flex-direction: column;
  z-index: 99999;
}

.dropdown-item {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  color: #111;
  text-decoration: none;
  border-top: 1px solid #f2f2f2;
}

.dropdown-item:hover {
  background: #f6f8fa;
  color: rgb(0, 132, 183);
}

.nav-dropdown:hover .dropdown-menu {
  display: flex;
}

/* ================= 轮播 ================= */
.hero {
  width: 100%;
  height: 500px;
  overflow: hidden;
  position: relative;
}

.slider {
  display: flex;
  height: 100%;
  transition: transform 0.8s ease-in-out;
}

.slide {
  width: 100%;
  height: 100%;
  flex: 0 0 100%;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ================= 新闻资讯 ================= */
.news-section {
  width: 100%;
  min-height: 700px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 20px 0 50px;
  background-color: #ffffff;
}

.news-container {
  width: 1200px;
  max-width: 92%;
  text-align: center;
}

.news-title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
}

.news-subtitle {
  font-size: 14px;
  color: #333;
  margin-top: 8px;
}

.news-grid {
  --card-h: 160px;
  --row-gap: 50px;
  --divider-w: 120px;

  margin: 30px auto 0;
  width: 100%;
  max-width: 1050px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.news-col {
  width: 420px;
  display: flex;
  flex-direction: column;
  gap: var(--row-gap);
  min-width: 0;
  margin-top: 50px;
}

.news-row,
.news-link-row {
  display: flex;
  align-items: center;
  gap: 18px;
  text-decoration: none;
  color: inherit;
}

.news-link-row:visited,
.news-link-row:hover,
.news-link-row:active {
  color: inherit;
  text-decoration: none;
}

.news-link-row:hover .news-text-title {
  color: #c00;
}

.news-card {
  width: 220px;
  height: var(--card-h);
  overflow: hidden;
  flex: 0 0 auto;
}

.news-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-text {
  width: 280px;
  text-align: left;
  flex: 0 0 auto;
  color: #000;
}

.news-text-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-top: -20px;

  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
}

.news-text-sub {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: #333;

  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
}

.news-col-left .news-row {
  justify-content: flex-end;
}

.news-col-right .news-row {
  justify-content: flex-start;
}

.news-divider {
  width: var(--divider-w);
  height: calc(var(--card-h) * 2 + var(--row-gap));
  display: flex;
  justify-content: center;
  align-items: stretch;
}

.news-divider img {
  width: 100%;
  height: 140%;
  object-fit: contain;
  display: block;
}

/* ================= 智慧驾驶舱 ================= */
.cockpit-section {
  width: 100%;
  min-height: 800px;
  background-color: rgb(0, 132, 183);
  margin-top: 30px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 50px 0 70px;
}

.cockpit-container {
  width: 1400px;
  max-width: 92%;
  margin: 0 auto;
  text-align: center;
}

.cockpit-title {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.cockpit-subtitle {
  font-size: 14px;
  color: rgb(220, 220, 220);
  margin: 10px 0 0;
}

.cockpit-image {
  position: relative;
  width: 100%;
  height: 520px;
  margin-top: 40px;
}

.cockpit-img-back {
  display: block;
  margin: 0 auto;
  width: 800px;
  height: auto;
  position: relative;
  z-index: 1;
}

.cockpit-img-front {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-48%, -35%);
  width: 460px;
  height: auto;
  z-index: 2;
}

.cockpit-note {
  position: absolute;
  width: 280px;
  color: #fff;
  z-index: 3;
}

.cockpit-note .note-title {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.2;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cockpit-note .note-title::before {
  content: "";
  width: 7px;
  height: 7px;
  background: rgb(143, 225, 254);
  border-radius: 50%;
  display: inline-block;
  flex: 0 0 auto;
}

.cockpit-note .note-desc {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.55;
  opacity: 0.95;
}

.note-lt,
.note-lm,
.note-lb {
  left: 185px;
  text-align: right;
}

.note-lt { top: 60px; }
.note-lm { top: 210px; }
.note-lb { top: 360px; }

.note-lt .note-title,
.note-lm .note-title,
.note-lb .note-title {
  display: inline-flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  flex-direction: row-reverse;
}

.note-rt,
.note-rm,
.note-rb {
  right: 165px;
  text-align: left;
}

.note-rt { top: 55px; }
.note-rm { top: 195px; }
.note-rb { top: 335px; }

/* ================= 显示大屏 ================= */
.display-section {
  width: 100%;
  background: #fff;
  display: flex;
  justify-content: center;
  padding: 60px 0 80px;
}

.display-container {
  width: 1100px;
  max-width: 92%;
  text-align: center;
}

.display-title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  color: #000;
}

.display-subtitle {
  margin: 6px 0 0;
  font-size: 14px;
  color: #333;
}

.display-title-line {
  width: 32px;
  height: 3px;
  background: rgb(0, 132, 183);
  margin: 12px auto 30px;
}

.display-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
}

.display-row + .display-row {
  margin-top: 12px;
}

.display-card {
  background-color: rgb(0, 132, 183);
  color: #fff;
  padding: 34px 30px;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 320px;
}

.display-card-title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.3;
}

.display-card-line {
  width: 34px;
  height: 3px;
  background: #fff;
  margin: 14px 0 16px;
}

.display-card-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.95;
}

.display-btn {
  margin-top: 18px;
  width: 92px;
  height: 34px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.75);
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.display-img {
  background: #fff;
  overflow: hidden;
  min-height: 320px;
  height: 100%;
}

.display-img img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

/* ================= 调度系统 ================= */
.dispatch-section {
  width: 100%;
  background: #070707;
  display: flex;
  justify-content: center;
  padding: 78px 0 96px;
}

.dispatch-container {
  width: 1050px;
  max-width: 92%;
  text-align: center;
}

.dispatch-title {
  margin: 0;
  color: #fff;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 1px;
}

.dispatch-subtitle {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.7;
}

.dispatch-title-line {
  width: 36px;
  height: 3px;
  margin: 14px auto 52px;
  background: rgb(0, 132, 183);
}

.dispatch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 140px;
  row-gap: 86px;
}

.dispatch-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 340px;
  padding: 6px 0 0;
}

.dispatch-item::after {
  content: "";
  width: 44px;
  height: 1px;
  margin-top: 18px;
  background: rgba(255, 255, 255, 0.10);
}

.dispatch-img {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  overflow: hidden;
  background: #111;
  margin: 0 0 18px;
}

.dispatch-img img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.dispatch-item-title {
  margin: 0;
  color: #fff;
  font-weight: 700;
  line-height: 1.3;
  white-space: nowrap;
  font-size: clamp(12px, 1.15vw, 16px);
  transition: color .25s ease;
}

.dispatch-item-title:hover {
  color: #4fc3ff;
  cursor: pointer;
}

.dispatch-item-desc {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  line-height: 1.85;
  overflow: hidden;

  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.dispatch-more {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 92px;
  height: 34px;
  border-radius: 18px;
  border: 1px solid rgba(0, 132, 183, 0.95);
  color: rgb(0, 132, 183);
  font-size: 12px;
  letter-spacing: 1px;
  user-select: none;
  transition: all .18s ease;
}

.dispatch-item:hover .dispatch-more {
  background: rgb(0, 132, 183);
  color: #fff;
  transform: translateY(-1px);
}

/* ================= SMT制造中心 ================= */
.smt2-section {
  width: 100%;
  background: rgb(242, 242, 242);
  display: flex;
  justify-content: center;
  padding: 70px 0 90px;
}

.smt2-container {
  width: 1050px;
  max-width: 92%;
  text-align: center;
}

.smt2-title {
  margin: 0;
  font-size: 28px;
  font-weight: 800;
  color: #111;
}

.smt2-subtitle {
  margin: 8px 0 0;
  font-size: 14px;
  color: #333;
}

.smt2-line {
  width: 34px;
  height: 3px;
  background: rgb(0, 132, 183);
  margin: 14px auto 46px;
}

.smt2-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #fff;
}

.smt2-card + .smt2-card {
  border-left: 1px solid rgba(0, 0, 0, 0.10);
}

.smt2-card {
  padding: 22px 20px 18px;
  min-height: 240px;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.smt2-card--blue {
  background: rgb(0, 132, 183);
  color: #fff;
}

.smt2-card--white {
  background: #fff;
  color: #111;
}

.smt2-head {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 14px;
}

.smt2-icon {
  width: 42px;
  height: 42px;
  object-fit: contain;
  display: block;
}

.smt2-card-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1;
  color: inherit;
}

.smt2-card-title--blue {
  color: rgb(0, 132, 183);
}

.smt2-text {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.95;
}

.smt2-text p {
  margin: 0;
}

.smt2-tags {
  margin-top: auto;
  display: grid;
  gap: 14px 18px;
  justify-content: center;
}

.smt2-tags--3,
.smt2-tags--4 {
  grid-template-columns: repeat(2, auto);
}

.smt2-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 16px;
  min-width: 92px;
  border-radius: 4px;
  font-size: 13px;
  user-select: none;
  white-space: nowrap;
}

.smt2-tag--onblue {
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: #fff;
  background: transparent;
}

.smt2-tag--onwhite {
  border: 1px solid rgba(0, 0, 0, 0.25);
  color: #111;
  background: transparent;
}

.smt2-gallery {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.smt2-frame {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.12);
  padding: 12px;
}

.smt2-frame img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  display: block;
  background: #f6f6f6;
}

/* ================= 关于我们 ================= */
.about-section {
  width: 100%;
  background: #ffffff;
  display: flex;
  justify-content: center;
  padding: 90px 0 100px;
}

.about-container {
  width: 1200px;
  max-width: 92%;
  text-align: center;
}

.about-title {
  margin: 0;
  font-size: 30px;
  font-weight: 800;
  color: #111;
}

.about-subtitle {
  margin: 10px 0 0;
  font-size: 14px;
  color: #333;
}

.about-line {
  width: 34px;
  height: 3px;
  background: rgb(0, 132, 183);
  margin: 14px auto 56px;
}

.about-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: start;
  text-align: left;
}

.about-text {
  font-size: 15px;
  line-height: 2.05;
  color: #222;
}

.about-p {
  margin: 0;
  position: relative;
}

.about-p::before {
  content: "　　";
}

.about-p + .about-p {
  margin-top: 22px;
}

.about-more {
  margin-top: 30px;
  width: 140px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgb(0, 132, 183);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all .25s ease;
}

.about-more:hover {
  background: #0b6f97;
}

.about-image img {
  width: 100%;
  aspect-ratio: 1000 / 666;
  object-fit: cover;
  display: block;
  background: #f5f5f5;
}

/* ================= 底部 ================= */
.footer-section {
  width: 100%;
  background: rgb(0, 132, 183);
  padding-top: 28px;
  padding-bottom: 20px;
}

.footer-container {
  width: 1200px;
  max-width: 92%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 120px 1.4fr 1fr 1.2fr 120px;
  gap: 22px;
  align-items: start;
  color: #fff;
}

.footer-logo img {
  width: 84px;
  display: block;
}

.footer-qrcode img {
  width: 110px;
  display: block;
  background: #fff;
  padding: 5px;
}

.footer-title {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 700;
}

.footer-col p {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.6;
  opacity: 0.95;
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-list li {
  margin-bottom: 10px;
  font-size: 13px;
}

.footer-btn {
  margin-top: 8px;
  width: 120px;
  height: 34px;
  border: 1px solid #fff;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  cursor: pointer;
  transition: all .25s ease;
}

.footer-btn:hover {
  background: #fff;
  color: rgb(0, 132, 183);
}

.footer-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.35);
  margin-top: 18px;
}

.footer-bottom {
  width: 1200px;
  max-width: 92%;
  margin: 0 auto;
  padding-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.footer-bottom-left p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: #fff;
}

.footer-beian {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-beian a {
  color: #fff;
  text-decoration: none;
}

.footer-beian a:hover {
  text-decoration: underline;
}

.footer-gongan {
  display: inline-flex;
  align-items: center;
}

.footer-gongan img {
  width: 16px;
  height: 16px;
  margin-right: 6px;
  display: inline-block;
}

.footer-bottom-right a {
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}

.footer-bottom-right a:hover {
  text-decoration: underline;
}

/* ================= 平板适配 ================= */
@media (max-width: 1200px) {
  .display-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .display-card,
  .display-img {
    min-height: 260px;
  }

  .dispatch-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 90px;
    row-gap: 70px;
  }

  .smt2-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .smt2-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-container {
    grid-template-columns: 1fr 1fr;
  }

  .footer-logo,
  .footer-qrcode {
    grid-column: span 2;
    text-align: center;
  }

  .footer-logo img,
  .footer-qrcode img {
    margin: 0 auto;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom-right {
    align-self: flex-end;
  }
}

/* ================= 手机端适配 ================= */
@media (max-width: 768px) {

  /* 导航 */
  .navbar {
    min-height: 64px;
    padding: 10px 0;
  }

  .nav-container {
    width: 92%;
    max-width: 92%;
    flex-wrap: wrap;
  }

  .logo {
    height: 42px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-menu {
    width: 100%;
    margin-left: 0;
    margin-top: 12px;
    gap: 0;
    display: none;
    grid-template-columns: 1fr;
    background: rgb(0, 132, 183);
  }

  .nav-menu.is-open {
    display: grid;
  }

  .nav-item {
    width: 100%;
    height: 44px;
    font-size: 14px;
    justify-content: center;
    border-top: 1px solid rgba(255, 255, 255, 0.18);
  }

  .nav-dropdown {
    display: block;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    width: 100%;
    box-shadow: none;
    display: flex;
    background: rgba(255, 255, 255, 0.95);
  }

  .dropdown-item {
    height: 38px;
    font-size: 14px;
  }

  .nav-dropdown:hover .dropdown-menu {
    display: flex;
  }

  /* 轮播 */
  .hero {
    height: 220px;
  }

  /* 新闻 */
  .news-section {
    min-height: auto;
    padding: 36px 0 46px;
  }

  .news-grid {
    display: block;
    max-width: none;
    margin-top: 24px;
  }

  .news-divider {
    display: none;
  }

  .news-col {
    width: 100%;
    margin-top: 0;
    gap: 20px;
  }

  .news-col + .news-col {
    margin-top: 20px;
  }

  .news-row,
  .news-link-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .news-col-left .news-row,
  .news-col-right .news-row {
    justify-content: flex-start;
  }

  .news-card {
    width: 100%;
    height: 190px;
    order: 1;
  }

  .news-text {
    width: 100%;
    order: 2;
  }

  .news-text-title {
    margin-top: 0;
    font-size: 16px;
  }

  /* 智慧驾驶舱 */
  .cockpit-section {
    min-height: auto;
    padding: 40px 0 46px;
    margin-top: 0;
  }

  .cockpit-container {
    width: 92%;
  }

  .cockpit-image {
    height: auto;
    margin-top: 24px;
  }

  .cockpit-img-back {
    width: 100%;
  }

  .cockpit-img-front {
    width: 58%;
    left: 50%;
    top: 20%;
    transform: translate(-50%, -50%);
  }

  .cockpit-note {
    position: static;
    width: 100%;
    margin-top: 18px;
    text-align: left !important;
  }

  .note-lt,
  .note-lm,
  .note-lb,
  .note-rt,
  .note-rm,
  .note-rb {
    left: auto;
    right: auto;
    top: auto;
  }

  .note-lt .note-title,
  .note-lm .note-title,
  .note-lb .note-title {
    display: flex;
    justify-content: flex-start;
    flex-direction: row;
  }

  .cockpit-note .note-title {
    font-size: 16px;
  }

  .cockpit-note .note-desc {
    font-size: 13px;
  }

  /* 显示大屏 */
  .display-section {
    padding: 42px 0 52px;
  }

  .display-row {
    grid-template-columns: 1fr;
  }

  .display-card,
  .display-img {
    min-height: auto;
  }

  .display-img {
    height: 220px;
  }

  /* 调度系统 */
  .dispatch-section {
    padding: 48px 0 58px;
  }

  .dispatch-title {
    font-size: 24px;
  }

  .dispatch-grid {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: 42px;
  }

  .dispatch-item {
    min-height: auto;
  }

  .dispatch-item-title {
    white-space: normal;
    font-size: 16px;
    line-height: 1.5;
  }

  .dispatch-item-desc {
    -webkit-line-clamp: 4;
    line-clamp: 4;
  }

  .dispatch-more {
    margin-top: 20px;
  }

  /* SMT */
  .smt2-section {
    padding: 48px 0 58px;
  }

  .smt2-cards {
    grid-template-columns: 1fr;
  }

  .smt2-card + .smt2-card {
    border-left: none;
    border-top: 1px solid rgba(0, 0, 0, 0.10);
  }

  .smt2-gallery {
    grid-template-columns: 1fr;
  }

  .smt2-card-title {
    font-size: 22px;
  }

  .smt2-frame img {
    height: 200px;
  }

  /* 关于我们 */
  .about-section {
    padding: 52px 0 60px;
  }

  .about-title {
    font-size: 24px;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .about-text {
    font-size: 14px;
    line-height: 1.9;
  }

  /* 底部 */
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-logo,
  .footer-qrcode {
    grid-column: auto;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer-beian {
    justify-content: center;
    gap: 10px;
  }

  .footer-bottom-right {
    align-self: center;
  }
}

/* 超小屏 */
@media (max-width: 420px) {
  .hero {
    height: 180px;
  }

  .display-img {
    height: 190px;
  }

  .smt2-tags--3,
  .smt2-tags--4 {
    grid-template-columns: 1fr;
  }

  .smt2-tag {
    width: 100%;
  }
}