:root{
    --navy:#0b1e33;
    --navy-deep:#081726;
    --blue:#1e6fd9;
    --blue-bright:#3a86ff;
    --bg:#f7f8fa;
    --white:#ffffff;
    --text:#1c2b3a;
    --muted:#5a6b7c;
    --line:#e2e7ed;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:'Inter',Arial,sans-serif;
    color:var(--text);
    background:var(--bg);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.display{font-family:'Space Grotesk',Arial,sans-serif}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .container{width:min(1160px,92%);margin:auto}
  :focus-visible{outline:2px solid var(--blue-bright);outline-offset:3px}

  /* header */
  header{position:sticky;top:0;background:rgba(247,248,250,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:20}
  .nav{height:76px;display:flex;align-items:center;justify-content:space-between}
  .brand{display:flex;align-items:center;gap:10px}
  .brand img{height:30px;width:auto}
  .brand-name{font-family:'Space Grotesk';font-weight:600;font-size:1.05rem;color:var(--navy)}
  .navlinks{display:flex;align-items:center;gap:34px;font-size:.94rem;font-weight:500;color:var(--muted)}
  .navlinks a{position:relative;padding:4px 0}
  .navlinks a:hover{color:var(--navy)}
  .navlinks a.cta{background:var(--navy);color:#fff;padding:10px 18px;border-radius:6px;font-weight:600}
  .navlinks a.cta:hover{background:var(--blue)}
  .menu-btn{display:none}

  /* hero */
  .hero{position:relative;overflow:hidden;padding:96px 0 88px;background:var(--navy)}
  .hero::before{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(700px 420px at 82% 18%, rgba(30,111,217,.35), transparent 60%),
      linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
    z-index:0;
  }
  .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
  .kicker{display:inline-flex;align-items:center;gap:8px;font-size:.82rem;font-weight:500;color:#9fc2ec;margin-bottom:22px}
  .kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--blue-bright)}
  h1{color:#fff;font-weight:600;font-size:clamp(2.3rem,4.6vw,3.4rem);line-height:1.12;letter-spacing:-.5px;margin-bottom:20px}
  .hero p{color:#c4d3e2;font-size:1.08rem;max-width:520px;margin-bottom:34px}
  .btn-row{display:flex;gap:12px;flex-wrap:wrap}
  .btn{display:inline-block;background:var(--blue);color:#fff;padding:13px 22px;border-radius:6px;font-weight:600;font-size:.95rem;transition:background .15s ease}
  .btn:hover{background:var(--blue-bright)}
  .btn.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.28)}
  .btn.ghost:hover{border-color:rgba(255,255,255,.6)}
  .hero-mark{position:relative;display:flex;justify-content:center}
  .hero-mark .frame{
    background:#fff;border-radius:18px;padding:30px 34px;
    box-shadow:0 24px 48px rgba(0,0,0,.35), 0 0 0 1px rgba(255,255,255,.06);
  }
  .hero-mark img{width:min(260px,100%)}

  section{padding:88px 0}
  .eyebrow{font-size:.82rem;font-weight:600;color:var(--blue);margin-bottom:12px}
  .section-head{max-width:640px;margin-bottom:48px}
  h2{font-size:clamp(1.6rem,2.6vw,2.15rem);color:var(--navy);font-weight:600;line-height:1.25;letter-spacing:-.3px;margin-bottom:14px}
  .section-head p{color:var(--muted);font-size:1.02rem}

  /* about + route diagram */
  .about-copy p{color:var(--muted);margin-bottom:16px;max-width:480px}

  .route{margin-top:56px;border:1px solid var(--line);background:#fff;border-radius:14px;padding:40px 36px}
  .route-track{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .route-track::before{
    content:"";position:absolute;top:22px;left:calc(16.6% - 2px);right:calc(16.6% - 2px);
    height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 8px, transparent 8px 14px);
  }
  .route-node{position:relative;padding-top:56px}
  .route-dot{position:absolute;top:0;left:0;width:44px;height:44px;border-radius:50%;background:var(--bg);border:2px solid var(--line);display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk';font-weight:600;color:var(--muted);font-size:.85rem}
  .route-node.active .route-dot{background:var(--navy);border-color:var(--navy);color:#fff}
  .route-node h3{font-size:1.02rem;color:var(--navy);margin-bottom:6px;font-family:'Space Grotesk';font-weight:600}
  .route-node p{color:var(--muted);font-size:.92rem;max-width:280px}

  /* products */
  .products{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
  .card{background:#fff;padding:32px 28px}
  .card .num{font-family:'Space Grotesk';font-size:.82rem;color:var(--blue);font-weight:600;margin-bottom:14px}
  .card h3{font-family:'Space Grotesk';color:var(--navy);margin-bottom:9px;font-size:1.12rem;font-weight:600}
  .card p{color:var(--muted);font-size:.95rem}

  /* why / stats */
  .stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
  .stat{border-left:2px solid var(--blue);padding-left:18px}
  .stat .n{font-family:'Space Grotesk';font-size:2rem;font-weight:600;color:var(--navy)}
  .stat .l{color:var(--muted);font-size:.92rem;margin-top:4px}

  /* contact */
  .contact-box{background:var(--navy);border-radius:16px;padding:52px 48px;display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center;position:relative;overflow:hidden}
  .contact-box::after{content:"";position:absolute;inset:0;background:radial-gradient(480px 260px at 90% 10%, rgba(30,111,217,.3), transparent 65%)}
  .contact-box .eyebrow{color:#9fc2ec}
  .contact-box h2{color:#fff}
  .contact-box p{color:#c4d3e2;max-width:480px;position:relative;z-index:1}
  .contact-right{position:relative;z-index:1;text-align:left}
  .email-link{display:inline-block;background:#fff;color:var(--navy);padding:14px 22px;border-radius:7px;font-weight:600;font-size:.95rem}
  .email-link:hover{background:#e9eef4}

  footer{padding:34px 0;border-top:1px solid var(--line)}
  .footer{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:.86rem;color:var(--muted)}
  .footer .brand{opacity:.9}
  .footer .brand img{height:20px}

  @media(max-width:840px){
    .navlinks{display:none}
    .hero-grid{grid-template-columns:1fr}
    .hero-mark{order:-1;margin-bottom:8px}
    .hero-mark img{width:180px}
    .about-grid{grid-template-columns:1fr}
    .route-track{grid-template-columns:1fr;gap:34px}
    .route-track::before{display:none}
    .grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr;gap:22px}
    .contact-box{grid-template-columns:1fr;padding:38px 26px}
    .footer{flex-direction:column;align-items:flex-start}
  }