:root {
  --primary: #0e4c93;
  --primary-dark: #09386d;
  --bg: #f5f7fa;
  --text: #1f2d3d;
  --muted: #5f6b7a;
  --line: #d8e0ea;
  --white: #ffffff;
}

html {
  scroll-behavior: auto;
}

* {
  box-sizing: border-box;
  animation: none !important;
  transition: none !important;
}

*::before,
*::after {
  animation: none !important;
  transition: none !important;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1160px, 92%);
  margin: 0 auto;
}

.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 58px;
  height: 58px;
  border-radius: 8px;
  object-fit: cover;
}

.brand-cn {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: #10243d;
}

.brand-en {
  margin: 2px 0 0;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.2px;
}

.header-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  color: var(--muted);
  font-size: 14px;
}

.main-nav {
  background: var(--primary);
}

.nav-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.main-nav a {
  color: #eaf2ff;
  padding: 13px 16px;
  font-size: 15px;
  text-align: center;
}

.main-nav a:hover {
  background: var(--primary-dark);
}

.hero {
  background: linear-gradient(180deg, #f9fbff 0%, #eef4fb 100%);
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 24px;
  align-items: center;
}

.hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.25;
  color: #103055;
}

.hero-copy p {
  margin: 0;
  color: #31485f;
}

.hero-actions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  padding: 10px 18px;
  font-size: 14px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--white);
  border-color: #b7c6da;
  color: #163d6a;
}

.hero-metrics {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.hero-metrics li {
  background: var(--white);
  border: 1px solid #d6e1ef;
  border-radius: 8px;
  text-align: center;
  padding: 12px 10px;
}

.hero-metrics strong {
  display: block;
  color: #103868;
  font-size: 20px;
  line-height: 1.2;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 13px;
}

.hero-image {
  position: relative;
  width: 100%;
  height: 360px;
  border-radius: 10px;
  border: 1px solid #d7dfeb;
  box-shadow: 0 8px 24px rgba(16, 56, 104, 0.12);
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-slider .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 900ms ease !important;
}

.hero-slider .slide.is-active {
  opacity: 1;
}

.hero-slider::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0) 42%);
}

.section {
  padding: 56px 0;
}

.section-gray {
  background: #eef2f7;
}

.section-title {
  margin: 0 0 20px;
  font-size: 30px;
  color: #11375f;
  line-height: 1.3;
  text-align: center;
}

.about-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 22px;
}

.about-panel p {
  margin: 0 0 12px;
}

.about-panel p:last-child {
  margin-bottom: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
}

.card h3 {
  margin: 0 0 8px;
  color: #163f6a;
  font-size: 19px;
}

.card p {
  margin: 0;
  color: #4f5f70;
}

.adv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.adv-list li {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 15px 16px;
}

.table-wrap {
  overflow-x: auto;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

thead th {
  background: #dfe9f7;
  color: #163d68;
  text-align: left;
  padding: 12px 14px;
  font-size: 15px;
}

tbody td {
  padding: 11px 14px;
  border-top: 1px solid #e7edf5;
  font-size: 14px;
}

tbody tr:nth-child(even) {
  background: #fbfdff;
}

.note {
  margin: 10px 4px 0;
  color: #637184;
  font-size: 13px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.gallery figure {
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.gallery img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.gallery figcaption {
  font-size: 14px;
  color: #4e5e70;
  padding: 10px 12px;
}

.site-footer {
  background: #0f2134;
  color: #d5e1ef;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  padding: 34px 0;
}

.site-footer h3 {
  margin: 0 0 10px;
  color: #f2f7ff;
}

.site-footer p {
  margin: 0 0 6px;
}

.site-footer a {
  color: #9ecaff;
}

.footer-list {
  margin: 0;
  padding-left: 18px;
}

.copyright {
  border-top: 1px solid rgba(204, 220, 240, 0.2);
}

.copyright p {
  margin: 0;
  padding: 12px 0;
  font-size: 13px;
  color: #99b3cf;
}

@media (max-width: 1000px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-image {
    height: 300px;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100%, 94%);
  }

  .nav-inner {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .main-nav a {
    padding: 11px 6px;
    font-size: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.16);
    border-right: 1px solid rgba(255, 255, 255, 0.16);
  }

  .main-nav a:nth-child(3n) {
    border-right: 0;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 0;
  }

  .brand {
    gap: 10px;
  }

  .brand img {
    width: 48px;
    height: 48px;
  }

  .header-contact {
    align-items: flex-start;
    font-size: 13px;
  }

  .brand-cn {
    font-size: 16px;
    line-height: 1.35;
  }

  .brand-en {
    display: none;
  }

  .hero {
    padding: 24px 0;
  }

  .hero-copy h1 {
    font-size: 24px;
    margin-bottom: 10px;
  }

  .hero-copy p {
    font-size: 14px;
  }

  .hero-actions {
    margin-top: 14px;
    gap: 8px;
  }

  .btn {
    flex: 1;
    min-width: 0;
    padding: 9px 10px;
  }

  .hero-image {
    height: 220px;
  }

  .section {
    padding: 36px 0;
  }

  .section-title {
    font-size: 22px;
    margin-bottom: 14px;
  }

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 16px;
    gap: 8px;
  }

  .hero-metrics strong {
    font-size: 16px;
  }

  .hero-metrics span {
    font-size: 12px;
  }

  .service-grid,
  .adv-list,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .about-panel,
  .card,
  .adv-list li {
    padding: 14px;
  }

  .card h3 {
    font-size: 17px;
  }

  .table-wrap {
    border: 0;
    background: transparent;
    overflow: visible;
  }

  table {
    min-width: 0;
  }

  thead {
    display: none;
  }

  tbody tr {
    display: block;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 10px;
    margin-bottom: 10px;
    overflow: hidden;
  }

  tbody tr:nth-child(even) {
    background: var(--white);
  }

  tbody td {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    padding: 9px 12px;
    font-size: 13px;
    border-top: 1px solid #e7edf5;
  }

  tbody td:first-child {
    border-top: 0;
  }

  tbody td::before {
    content: attr(data-label);
    color: #36506d;
    font-weight: 600;
    white-space: nowrap;
    padding-right: 8px;
  }

  .note {
    margin-top: 8px;
    font-size: 12px;
  }

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

  .gallery img {
    height: 140px;
  }

  .gallery figcaption {
    font-size: 12px;
    padding: 8px 10px;
  }

  .footer-grid {
    gap: 14px;
    padding: 24px 0;
  }

  .site-footer p,
  .footer-list li {
    font-size: 13px;
  }
}

@media (max-width: 420px) {
  .nav-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .main-nav a:nth-child(3n) {
    border-right: 1px solid rgba(255, 255, 255, 0.16);
  }

  .main-nav a:nth-child(2n) {
    border-right: 0;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

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

  .hero-image {
    height: 200px;
  }
}