:root {
      --primary: #002FA7;
      --primary-deep: #001B68;
      --primary-soft: #E9EEFF;
      --paper: rgba(255,255,255,0.82);
      --text-main: #0D1530;
      --text-muted: #536079;
      --border: rgba(0,47,167,0.14);
      --accent: #E8FF00;
      --shadow: 0 20px 50px rgba(0,47,167,0.10);
      --radius: 12px;
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      background: radial-gradient(circle at 74% 6%, rgba(0,47,167,0.18), transparent 28%), linear-gradient(180deg, #FFFFFF 0%, #E9EEFF 100%);
      color: var(--text-main);
      line-height: 1.72;
      min-height: 100vh;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -1;
      pointer-events: none;
      background: linear-gradient(rgba(0,47,167,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(0,47,167,0.045) 1px, transparent 1px);
    }

    a { color: inherit; }

    nav {
      position: fixed;
      top: 18px;
      left: 24px;
      right: 24px;
      height: 66px;
      background: rgba(255,255,255,0.78);
      backdrop-filter: blur(16px);
      border: 1px solid var(--border);
      border-radius: 12px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0 28px;
      z-index: 1000;
      box-shadow: 0 18px 44px rgba(0,47,167,0.10);
    }

    .logo {
      color: var(--primary);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      flex: 0 0 auto;
      gap: 0;
      font-size: 0;
      line-height: 0;
    }

    .logo img {
      width: 138px;
      height: auto;
      border-radius: 0;
      display: block;
    }

    .nav-links {
      display: flex;
      gap: 28px;
      list-style: none;
      align-items: center;
    }

    .nav-links a {
      text-decoration: none;
      color: var(--text-main);
      font-size: 0.86rem;
      font-weight: 800;
      transition: color 0.22s ease;
    }

    .nav-links a:hover,
    .nav-links a.is-active,
    .cta-nav {
      color: var(--primary);
    }

    .dropdown {
      position: relative;
      padding-bottom: 16px;
      margin-bottom: -16px;
    }

    .dropdown-menu {
      position: absolute;
      top: calc(100% - 2px);
      left: 0;
      background: var(--paper);
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      padding: 8px 0;
      min-width: 210px;
      display: none;
      border-radius: 8px;
    }

    .dropdown:hover .dropdown-menu { display: block; }

    .dropdown-menu a {
      display: block;
      padding: 9px 20px;
      font-size: 0.84rem;
      color: var(--text-main);
    }

    .dropdown-menu a:hover {
      color: var(--primary);
      background: rgba(233,238,255,0.72);
    }

    .cta-nav {
      text-decoration: none;
      font-weight: 800;
      font-size: 0.9rem;
    }

    .mobile-menu { display: none; position: relative; }

    .mobile-menu-toggle {
      list-style: none;
      width: 42px;
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: rgba(255,255,255,0.86);
      color: var(--primary);
      cursor: pointer;
      font-size: 0.84rem;
      font-weight: 900;
      line-height: 1;
    }

    .mobile-menu-toggle::-webkit-details-marker { display: none; }

    .mobile-menu-icon,
    .mobile-menu-icon::before,
    .mobile-menu-icon::after {
      display: block;
      width: 16px;
      height: 2px;
      border-radius: 999px;
      background: currentColor;
      content: "";
    }

    .mobile-menu-icon { position: relative; }
    .mobile-menu-icon::before,
    .mobile-menu-icon::after { position: absolute; left: 0; }
    .mobile-menu-icon::before { top: -5px; }
    .mobile-menu-icon::after { top: 5px; }

    .mobile-menu-panel {
      position: absolute;
      top: calc(100% + 12px);
      right: 0;
      width: min(310px, calc(100vw - 24px));
      max-height: calc(100vh - 96px);
      overflow: auto;
      display: grid;
      gap: 6px;
      padding: 10px;
      border: 1px solid var(--border);
      border-radius: 12px;
      background: rgba(255,255,255,0.96);
      box-shadow: 0 20px 50px rgba(0,47,167,0.16);
      backdrop-filter: blur(16px);
    }

    .mobile-menu:not([open]) .mobile-menu-panel { display: none; }

    .mobile-menu-link,
    .mobile-menu-primary,
    .mobile-subnav a {
      display: flex;
      align-items: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: 8px;
      text-decoration: none;
      font-size: 0.92rem;
      font-weight: 850;
    }

    .mobile-menu-link,
    .mobile-menu-primary { color: var(--text-main); }

    .mobile-menu-link:hover,
    .mobile-menu-link:focus-visible,
    .mobile-menu-link.is-active,
    .mobile-menu-primary:hover,
    .mobile-menu-primary:focus-visible,
    .mobile-menu-primary.is-active {
      color: var(--primary);
      background: rgba(233,238,255,0.74);
    }

    .mobile-menu-section {
      display: grid;
      gap: 4px;
      padding: 4px;
      border: 1px solid rgba(0,47,167,0.10);
      border-radius: 10px;
      background: rgba(248,250,255,0.68);
    }

    .mobile-menu-primary {
      min-height: 40px;
      color: var(--primary);
      font-weight: 950;
    }

    .mobile-subnav {
      display: grid;
      gap: 2px;
      padding: 2px 0 4px 14px;
      border-left: 2px solid rgba(0,47,167,0.18);
      margin-left: 14px;
    }

    .mobile-subnav a {
      min-height: 36px;
      padding: 0 12px;
      color: var(--text-muted);
      font-size: 0.84rem;
      font-weight: 800;
    }

    .mobile-subnav a:hover,
    .mobile-subnav a:focus-visible {
      color: var(--primary);
      background: rgba(233,238,255,0.62);
    }

    .page { padding-top: 120px; }

    .section-tag {
      color: var(--primary);
      font-size: 0.72rem;
      font-weight: 900;
      text-transform: uppercase;
      letter-spacing: 0.16em;
      margin-bottom: 14px;
      display: block;
    }

    .section-title {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: clamp(2.05rem, 3.2vw, 3.35rem);
      font-weight: 900;
      letter-spacing: 0;
      line-height: 1.08;
      max-width: 920px;
    }

    .hero {
      padding: 152px 8% 78px;
      text-align: left;
      background: radial-gradient(circle at 78% 30%, rgba(0,47,167,0.18), transparent 28%), #F8FAFF;
      overflow: hidden;
      position: relative;
      border-bottom: 1px solid var(--border);
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 96px 8% auto auto;
      width: 320px;
      height: 320px;
      background: conic-gradient(from 90deg, rgba(0,47,167,0.08), rgba(0,47,167,0.34), rgba(232,255,0,0.42), rgba(0,47,167,0.08));
      transform: rotate(8deg);
      pointer-events: none;
    }

    .hero::after {
      content: "ABOUT";
      position: absolute;
      right: 8%;
      bottom: 56px;
      color: rgba(0,47,167,0.12);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: clamp(3rem, 7vw, 7rem);
      font-weight: 900;
      letter-spacing: 0;
      line-height: 0.8;
      pointer-events: none;
    }

    .hero-copy {
      position: relative;
      z-index: 1;
      max-width: 900px;
    }

    .hero h1 {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: clamp(2.9rem, 6vw, 5.6rem);
      font-weight: 900;
      line-height: 0.95;
      margin-bottom: 22px;
      letter-spacing: 0;
      max-width: 820px;
    }

    .hero p {
      max-width: 720px;
      font-size: 1.03rem;
      color: var(--text-muted);
      line-height: 1.86;
    }

    .hero-facts span,
    .leader-tags span {
      display: inline-flex;
      align-items: center;
      min-height: 38px;
      padding: 0 14px;
      border: 1px solid var(--border);
      background: rgba(255,255,255,0.76);
      color: var(--primary);
      font-size: 0.8rem;
      font-weight: 900;
      border-radius: 999px;
    }

    .hero-highlights {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
      margin-top: 34px;
      position: relative;
      z-index: 1;
    }

    .hero-highlight {
      padding: 18px 18px 16px;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      background: rgba(255,255,255,0.78);
      box-shadow: 0 12px 28px rgba(0,47,167,0.08);
    }

    .hero-highlight strong {
      display: block;
      margin-bottom: 6px;
      color: var(--primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 1rem;
      font-weight: 900;
      letter-spacing: 0;
      line-height: 1.1;
    }

    .hero-highlight span {
      display: block;
      color: var(--text-muted);
      font-size: 0.86rem;
      line-height: 1.7;
    }

    section { padding: 96px 8%; }
    .band-warm { background: rgba(233,238,255,0.46); }
    .band-light { background: rgba(255,255,255,0.70); }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(360px, 0.62fr);
      gap: 36px;
      align-items: start;
      margin-bottom: 30px;
    }

    .section-head-single {
      grid-template-columns: 1fr;
    }

    .section-head p,
    .company-copy p,
    .team-card p,
    .capability-card p,
    .principle-card p,
    .tech-card li,
    .advantage-card li,
    .leader-card p,
    .footer-grid p,
    .footer-grid li {
      color: var(--text-muted);
    }

    .company-copy {
      display: grid;
      gap: 14px;
      max-width: 660px;
    }

    .company-split {
      display: grid;
      grid-template-columns: minmax(320px, 0.92fr) minmax(0, 1.08fr);
      gap: 28px;
      align-items: stretch;
    }

    .company-visual {
      position: relative;
      min-height: 360px;
      border: 1px solid var(--border);
      border-radius: 24px;
      overflow: hidden;
      background:
        radial-gradient(circle at 18% 22%, rgba(232,255,0,0.18), transparent 18%),
        radial-gradient(circle at 82% 20%, rgba(0,47,167,0.14), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,0.98), rgba(233,238,255,0.88));
      box-shadow: 0 22px 44px rgba(0,47,167,0.10);
    }

    .company-visual::before {
      content: "";
      position: absolute;
      inset: 26px;
      border: 1px solid rgba(0,47,167,0.12);
      border-radius: 18px;
      pointer-events: none;
    }

    .company-orbit {
      position: absolute;
      border-radius: 999px;
      border: 1px solid rgba(0,47,167,0.16);
    }

    .company-orbit.orbit-a { inset: 54px 78px 118px 54px; }
    .company-orbit.orbit-b { inset: 86px 108px 150px 88px; }

    .company-node {
      position: absolute;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid rgba(0,47,167,0.16);
      background: rgba(255,255,255,0.92);
      color: var(--primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 0.84rem;
      font-weight: 900;
      box-shadow: 0 12px 24px rgba(0,47,167,0.08);
    }

    .company-node.node-main {
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      min-height: 78px;
      padding: 0 32px;
      font-size: 1rem;
      color: #fff;
      background: linear-gradient(145deg, #001B68, #002FA7 62%, #1A46D7);
      border: 0;
    }

    .company-node.node-a { left: 58px; top: 78px; }
    .company-node.node-b { right: 56px; top: 92px; }
    .company-node.node-c { left: 74px; bottom: 78px; }
    .company-node.node-d { right: 72px; bottom: 94px; }

    .company-badges {
      position: absolute;
      left: 32px;
      right: 32px;
      bottom: 28px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .company-badges span {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 48px;
      border-radius: 14px;
      background: rgba(233,238,255,0.82);
      border: 1px solid rgba(0,47,167,0.12);
      color: var(--primary);
      font-size: 0.8rem;
      font-weight: 800;
      text-align: center;
    }

    .company-copy-panel {
      display: grid;
      gap: 20px;
      padding: 16px 0;
      align-content: center;
    }

    .company-copy-panel h2 { margin-bottom: 0; }

    .company-points {
      display: grid;
      gap: 12px;
    }

    .company-points article {
      padding: 16px 18px;
      border: 1px solid rgba(0,47,167,0.12);
      border-radius: 16px;
      background: rgba(255,255,255,0.76);
    }

    .company-points strong {
      display: block;
      margin-bottom: 6px;
      color: var(--primary);
      font-size: 0.92rem;
      font-weight: 900;
    }

    .advantage-grid,
    .team-grid,
    .principles-grid,
    .leader-grid {
      display: grid;
      gap: 18px;
    }

    .advantage-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid,
    .leader-grid { grid-template-columns: repeat(3, 1fr); }
    .principles-grid { grid-template-columns: repeat(4, 1fr); }

    .advantage-card,
    .team-card,
    .principle-card,
    .leader-card {
      background: var(--paper);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    }

    .advantage-card:hover,
    .team-card:hover,
    .principle-card:hover,
    .leader-card:hover {
      transform: translateY(-4px);
      border-color: var(--primary);
      box-shadow: 0 16px 34px rgba(0,47,167,0.18);
    }

    .advantage-card,
    .team-card,
    .principle-card { padding: 28px; }

    .advantage-card { min-height: 300px; }
    .team-card,
    .principle-card { min-height: 220px; }

    .advantage-icon,
    .leader-role {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(0,47,167,0.22);
      border-radius: 10px;
      color: var(--primary);
      background: rgba(233,238,255,0.8);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-weight: 900;
    }

    .advantage-icon {
      width: 48px;
      height: 36px;
      margin-bottom: 18px;
      font-size: 0.9rem;
    }

    .leader-role {
      display: none;
    }

    .advantage-card h3,
    .team-card h3,
    .principle-card h3,
    .leader-card h3 {
      color: var(--primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 1.08rem;
      margin-bottom: 10px;
      letter-spacing: 0;
      line-height: 1.22;
    }

    .advantage-card ul {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .advantage-card li {
      position: relative;
      padding-left: 18px;
      line-height: 1.7;
    }

    .advantage-card li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.78em;
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: var(--primary);
    }

    .leader-card {
      position: relative;
      padding: 30px;
      min-height: 100%;
      display: flex;
      flex-direction: column;
      gap: 20px;
      background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(244,247,255,0.92));
      overflow: hidden;
    }

    .leader-card::before {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      top: 0;
      height: 5px;
      background: linear-gradient(90deg, #002FA7, #1A46D7, #E8FF00);
    }

    .leader-card::after {
      content: "";
      position: absolute;
      right: -42px;
      top: -42px;
      width: 180px;
      height: 180px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0,47,167,0.12), transparent 70%);
    }

    .leader-card > * {
      position: relative;
      z-index: 1;
    }

    .leader-top {
      display: flex;
      align-items: flex-start;
      gap: 18px;
    }

    .leader-emblem {
      width: 92px;
      height: 92px;
      border: 2px solid rgba(0,47,167,0.22);
      border-radius: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(233,238,255,0.92));
      color: var(--primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 1rem;
      font-weight: 900;
      box-shadow: 0 12px 26px rgba(0,47,167,0.08);
    }

    .leader-heading {
      display: grid;
      gap: 8px;
      flex: 1;
      padding-top: 6px;
    }

    .leader-name-line {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 8px 12px;
    }

    .leader-years {
      display: block;
      color: var(--primary);
      font-size: 0.84rem;
      font-weight: 900;
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

    .leader-summary {
      line-height: 1.84;
      margin: 0;
    }

    .leader-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .leader-proof {
      margin-top: auto;
      display: grid;
      gap: 8px;
      padding: 18px 18px 16px;
      border: 1px solid rgba(0,47,167,0.14);
      border-radius: 16px;
      background: rgba(233,238,255,0.7);
    }

    .leader-proof strong {
      color: var(--primary);
      font-size: 0.76rem;
      font-weight: 900;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .leader-proof p {
      margin: 0;
      color: var(--text-main);
      font-weight: 400;
      line-height: 1.72;
    }

    .leader-showcase-head {
      display: grid;
      gap: 12px;
      margin-bottom: 26px;
    }

    .leader-showcase-head p {
      max-width: 880px;
      color: var(--text-muted);
      line-height: 1.78;
    }

    .cta-panel {
      margin: 8px 8% 88px;
      padding: 40px 36px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 24px;
      align-items: center;
      color: #fff;
      border-radius: var(--radius);
      background: linear-gradient(145deg, var(--primary-deep) 0%, var(--primary) 58%, #1A46D7 100%);
      box-shadow: 0 16px 34px rgba(0,47,167,0.18);
    }

    .cta-panel .section-tag { color: var(--accent); }

    .cta-panel h2 {
      color: #fff;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: clamp(2rem, 4vw, 3rem);
      line-height: 1.08;
      letter-spacing: 0;
      margin-bottom: 10px;
    }

    .cta-panel p {
      max-width: 740px;
      color: rgba(255,255,255,0.82);
    }

    .cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 50px;
      padding: 0 28px;
      border: 1px solid rgba(21,21,21,0.16);
      border-radius: 10px;
      color: var(--primary);
      font-weight: 900;
      text-decoration: none;
      background: #fff;
      white-space: nowrap;
    }

    footer { padding: 0 8% 80px; }

    .footer-shell {
      padding: 40px;
      background: rgba(255,255,255,0.78);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr 0.85fr 0.95fr;
      gap: 28px;
      margin-bottom: 30px;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 0;
      margin-bottom: 16px;
      color: var(--primary);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 1.08rem;
      font-weight: 900;
      text-decoration: none;
    }

    .footer-brand img {
      width: 148px;
      height: auto;
      border-radius: 0;
    }

    .footer-grid h3 {
      margin-bottom: 14px;
      color: var(--text-main);
      font-size: 0.98rem;
      font-weight: 900;
    }

    .footer-grid ul { list-style: none; display: grid; gap: 8px; }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 24px;
      padding-top: 24px;
      border-top: 1px solid rgba(0,47,167,0.10);
      color: #8A93A8;
      font-size: 0.78rem;
    }

    @media (max-width: 1100px) {
      .section-head,
      .company-split,
      .hero-highlights,
      .advantage-grid,
      .team-grid,
      .principles-grid,
      .leader-grid,
      .cta-panel,
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 900px) {
      nav {
        top: 10px;
        left: 12px;
        right: 12px;
        padding: 0 16px;
        gap: 12px;
      }

      .logo img { width: 120px; }

      .nav-links { display: none; }

      .mobile-menu { display: block; }

      .cta-nav { display: none; }

      .hero,
      section {
        padding-left: 6%;
        padding-right: 6%;
      }

      .hero {
        padding-top: 132px;
        padding-bottom: 58px;
      }

      .hero::before,
      .hero::after {
        opacity: 0.18;
      }

      .company-visual {
        min-height: 332px;
        overflow: hidden;
      }

      .company-visual::before {
        inset: 18px;
        border-radius: 16px;
      }

      .company-orbit.orbit-a { inset: 52px 42px 112px 42px; }
      .company-orbit.orbit-b { inset: 82px 68px 142px 68px; }

      .company-node {
        min-height: 44px;
        padding: 0 14px;
        font-size: 0.78rem;
        white-space: nowrap;
      }

      .company-node.node-main {
        top: 42%;
        min-height: 70px;
        padding: 0 24px;
        font-size: 0.92rem;
        z-index: 2;
      }

      .company-node.node-a { left: 26px; top: 52px; }
      .company-node.node-b { right: 24px; top: 74px; }
      .company-node.node-c { left: 28px; bottom: 36px; top: auto; }
      .company-node.node-d { right: 24px; bottom: 50px; top: auto; }

      .company-badges {
        display: none;
      }

      .hero h1 { font-size: 2.8rem; }

      .cta-panel {
        margin: 8px 6% 64px;
        padding: 24px;
        align-items: flex-start;
      }

      .footer-shell { padding: 24px; }

      .footer-bottom { display: block; }

      .footer-bottom span:first-child {
        display: block;
        margin-bottom: 10px;
      }
    }