html {
  scroll-behavior: smooth;
}
body {
  color: #333;
  background: #fff;
}
a {
  color: inherit;
  text-decoration: none;
}
a:focus,
a:hover {
  text-decoration: none;
}
img {
  max-width: 100%;
  height: auto;
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  background: #0f766e;
  color: #fff;
  padding: 10px 16px;
}
.skip-link:focus {
  left: 10px;
}
.logo img {
  max-height: 68px;
}
.menu > li > a span,
.wrap_menu a,
.index_news_title1 b,
.index_about_title,
.pc_proTitle_left h2,
.phone_proTitle_left h2,
.yet_title,
.cooperative_partner h2 {
  letter-spacing: 0.5px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  position: absolute;
  right: 20px;
  top: 18px;
  z-index: 20;
}
.theme-toggle,
.quick-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.95);
  color: #222;
  font-size: 14px;
  line-height: 1;
}
.quick-link {
  min-width: auto;
  font-weight: 600;
}
.hero_intro {
  background: linear-gradient(180deg, #f8fbfb 0%, #ffffff 100%);
  padding: 42px 0 34px;
  border-bottom: 1px solid #eef2f2;
}
.hero_intro .container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  align-items: center;
}
.hero_intro_left,
.hero_intro_right {
  flex: 1 1 320px;
}
.hero_intro_tag {
  display: inline-block;
  padding: 6px 12px;
  margin-bottom: 14px;
  background: #e8f6f4;
  color: #0f766e;
  border-radius: 30px;
  font-size: 13px;
}
.hero_intro h2 {
  margin: 0 0 14px;
  font-size: 34px;
  line-height: 1.35;
  color: #1e293b;
}
.hero_intro p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: #475569;
}
.hero_data {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 14px;
}
.hero_data .item {
  background: #fff;
  border: 1px solid #edf1f4;
  border-radius: 12px;
  padding: 18px 16px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
}
.hero_data strong {
  display: block;
  margin-bottom: 6px;
  font-size: 26px;
  color: #0f766e;
}
.hero_data span {
  font-size: 13px;
  line-height: 1.6;
  color: #64748b;
}
.service_highlights {
  padding: 42px 0 20px;
}
.service_highlights .section_title {
  text-align: center;
  margin-bottom: 24px;
}
.service_highlights .section_title h2 {
  margin: 0 0 10px;
  font-size: 30px;
  color: #1f2937;
}
.service_highlights .section_title p {
  margin: 0 auto;
  max-width: 760px;
  color: #6b7280;
  line-height: 1.9;
}
.highlight_grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.highlight_card {
  background: #fff;
  border: 1px solid #eef2f7;
  border-radius: 14px;
  padding: 24px 20px;
  min-height: 220px;
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.04);
}
.highlight_card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  color: #1f2937;
}
.highlight_card p {
  margin: 0;
  color: #667085;
  line-height: 1.9;
  font-size: 14px;
}
.index_about_main p,
.yet p {
  line-height: 2;
}
.data_section {
  padding: 28px 0 50px;
}
.data_panel {
  background: #0f172a;
  border-radius: 18px;
  padding: 30px;
  color: #e5eef8;
}
.data_panel h2 {
  margin: 0 0 14px;
  font-size: 28px;
  color: #fff;
}
.data_panel p {
  margin: 0 0 18px;
  color: #cbd5e1;
  line-height: 1.9;
}
.data_list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.data_list li {
  list-style: none;
  padding: 18px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
}
.data_list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 24px;
  color: #fff;
}
.data_list span {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: #dbe5f0;
}
.contact_box {
  background: #f8fafc;
  padding: 26px 22px;
  border-radius: 14px;
  border: 1px solid #e8edf3;
  margin-top: 16px;
}
.contact_box ul {
  margin: 0;
  padding: 0;
}
.contact_box li {
  list-style: none;
  margin-bottom: 10px;
  color: #475569;
  line-height: 1.9;
}
.contact_box li:last-child {
  margin-bottom: 0;
}
.pro_title,
.pro_text,
.news a,
.more,
.friend a,
.menu a,
.wrap_menu a,
.aside a {
  word-break: break-word;
}
#footer .container,
#footer .row {
  text-align: center;
  line-height: 1.9;
}
[data-theme="dark"] body {
  background: #101418;
  color: #d6dee6;
}
[data-theme="dark"] .theme-toggle,
[data-theme="dark"] .quick-link,
[data-theme="dark"] .hero_data .item,
[data-theme="dark"] .highlight_card,
[data-theme="dark"] .contact_box {
  background: #18202a;
  color: #dbe4ec;
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .hero_intro {
  background: linear-gradient(180deg, #131a21 0%, #101418 100%);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .hero_intro h2,
[data-theme="dark"] .highlight_card h3,
[data-theme="dark"] .service_highlights .section_title h2 {
  color: #f8fafc;
}
[data-theme="dark"] .hero_intro p,
[data-theme="dark"] .highlight_card p,
[data-theme="dark"] .service_highlights .section_title p,
[data-theme="dark"] .contact_box li {
  color: #b8c4cf;
}
[data-theme="dark"] .hero_intro_tag {
  background: rgba(15, 118, 110, 0.15);
  color: #5eead4;
}
@media (max-width: 1199px) {
  .highlight_grid,
  .data_list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 991px) {
  .header-actions {
    right: 70px;
    top: 10px;
  }
  .hero_intro h2 {
    font-size: 28px;
  }
}
@media (max-width: 767px) {
  .header-actions {
    position: static;
    justify-content: center;
    padding: 8px 12px 0;
  }
  .hero_intro {
    padding: 28px 0;
  }
  .hero_data,
  .highlight_grid,
  .data_list {
    grid-template-columns: 1fr;
  }
  .hero_intro h2,
  .service_highlights .section_title h2,
  .data_panel h2 {
    font-size: 24px;
  }
  .data_panel {
    padding: 22px 18px;
  }
}

.hero_intro .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.hero_intro_left {
  flex: 0 0 58%;
  max-width: 680px;
  min-width: 420px;
}

.hero_intro_right {
  flex: 0 0 36%;
}

.hero_intro h2 {
  font-size: 36px;
  line-height: 1.4;
  color: #ffffff;
  margin-bottom: 18px;
}

.hero_intro p {
  font-size: 16px;
  line-height: 2;
  color: rgba(255,255,255,0.88);
  margin-bottom: 14px;
  word-break: normal;
  letter-spacing: 0;
}

.hero_intro {
  position: relative;
  padding: 70px 0 60px;
  background: url('/你的背景图') center center / cover no-repeat;
}

.hero_intro::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}

.hero_intro .container {
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .hero_intro .container {
    display: block;
  }

  .hero_intro_left,
  .hero_intro_right {
    max-width: 100%;
    min-width: 0;
  }

  .hero_intro h2 {
    font-size: 26px;
  }

  .hero_intro p {
    font-size: 15px;
    line-height: 1.9;
  }
}