/* ===== Global header — single source for every page (loaded last) ===== */
  .nav{position:relative;z-index:20;margin:24px var(--nav-gap) 0;border-radius:5px;background:linear-gradient(160deg,rgba(255,255,255,.22),rgba(255,255,255,.07));backdrop-filter:blur(22px) saturate(150%);-webkit-backdrop-filter:blur(22px) saturate(150%);border:1px solid rgba(255,255,255,.32);box-shadow:0 24px 60px rgba(2,10,22,.5), inset 0 1px 0 rgba(255,255,255,.2)}
  .nav .wrap{height:70px;display:flex;align-items:center;justify-content:space-between;padding-inline:calc(var(--pad) - var(--nav-gap))}

  /* Logo */
  .nav .logo{display:inline-flex;align-items:center;gap:.28em;height:50px;padding:.27em 20px 0;background:var(--blue);border-radius:5px;font-family:var(--serif);font-size:26px;font-weight:300;line-height:1;letter-spacing:.01em;white-space:nowrap;color:#fff;transition:background .2s, color .2s}
  .nav .logo b{color:#BFDBFE;font-weight:300;transition:color .2s}
  .nav a.logo:hover{background:#fff;color:var(--navy)}
  .nav a.logo:hover b{color:var(--blue)}

  /* Links */
  .nav-links{display:flex;align-items:center;gap:34px;font-size:15px;color:#E2E8F0}
  .nav-links a{color:#E2E8F0;padding:4px 0;border-bottom:2px solid transparent}
  .nav-links a:hover{color:#fff}
  .nav-links a.cur{color:#fff;border-bottom-color:var(--blue-300)}

  /* CTA */
  .nav .nav-cta{width:auto;white-space:nowrap;background:transparent;border:1px solid rgba(255,255,255,.45);color:#fff}
  .nav .nav-cta:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}

  /* Mobile menu */
  .mobile-menu-btn{display:none;width:44px;height:44px;padding:10px;border:1px solid rgba(255,255,255,.25);border-radius:5px;background:transparent;color:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;flex:none}
  .mobile-menu-btn span{display:block;width:20px;height:1.5px;background:#fff;transition:transform .2s, opacity .2s}
  .mobile-menu-btn.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .mobile-menu-btn.open span:nth-child(2){opacity:0}
  .mobile-menu-btn.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

  /* Mobile menu panel: anchored to the header bar, same width, solid so page text never shows through */
  .nav .mobile-menu{position:absolute;top:calc(100% + 8px);left:-1px;right:-1px;max-height:calc(100vh - 120px);background:linear-gradient(160deg,#123A63 0%,#0A2540 100%);backdrop-filter:none;-webkit-backdrop-filter:none;border:1px solid rgba(255,255,255,.18);box-shadow:0 24px 60px rgba(2,10,22,.55)}

  @media (max-width:1100px){
    .nav-links,.nav .nav-cta{display:none}
    .mobile-menu-btn{display:flex}
  }
  @media (max-width:640px){
    .nav{margin-top:16px}
    .nav .wrap{height:64px}
    .nav .logo{height:44px;padding:.27em 14px 0;font-size:22px}
  }