/* Global navigation and homepage UI upgrades */

#header.header {
  background: linear-gradient(180deg, rgba(239, 247, 255, 0.94) 0%, rgba(249, 252, 255, 0.92) 100%);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(11, 77, 162, 0.14);
}

/* backdrop-filter on #header makes it the containing block for position:fixed.
   Remove it when mobile nav is open so the nav overlay covers the full viewport. */
body.mobile-nav-active #header.header {
  backdrop-filter: none;
}

#header .header-container {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.995) 0%, rgba(244, 249, 255, 0.99) 100%);
  border: 1px solid rgba(11, 77, 162, 0.12);
  box-shadow: 0 12px 28px rgba(8, 37, 69, 0.12);
}

#header .navmenu > ul > li > a {
  font-weight: 600;
  color: #163f6a;
  border-radius: 999px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

#header .logo {
  gap: 12px;
}

#header .navmenu > ul > li:hover > a,
#header .navmenu > ul > li > a:focus {
  color: #0b63ce;
  background: rgba(11, 99, 206, 0.09);
}

#header .btn-getstarted,
#header .btn-getstarted:focus {
  background: linear-gradient(100deg, #0b63ce 0%, #0b83fd 45%, #14b8a6 100%);
  border: 0;
  box-shadow: 0 10px 22px rgba(11, 99, 206, 0.28);
  font-weight: 700;
}

#header .btn-getstarted:hover,
#header .btn-getstarted:focus:hover {
  background: linear-gradient(100deg, #0957b6 0%, #0b78e8 45%, #0fa995 100%);
}

@media (min-width: 1200px) {
  .header .navmenu .dropdown.mega-dropdown {
    position: static;
  }

  .header .navmenu .dropdown.mega-dropdown > ul {
    left: 50%;
    top: calc(100% + 16px);
    transform: translateX(-50%);
    width: min(980px, 92vw);
    border-radius: 18px;
    padding: 18px 22px;
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 4px 24px;
    background: rgba(255, 255, 255, 0.985);
    border: 1px solid rgba(11, 77, 162, 0.12);
    box-shadow: 0 22px 52px rgba(2, 25, 51, 0.16);
    backdrop-filter: blur(8px);
  }

  .header .navmenu .dropdown.mega-dropdown:hover > ul {
    top: calc(100% + 8px);
  }

  .header .navmenu .dropdown.mega-dropdown > ul li {
    min-width: 0;
  }

  .header .navmenu .dropdown.mega-dropdown > ul .mega-heading {
    color: #0b4da2;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 700;
    padding: 14px 10px 8px;
    border-bottom: 1px dashed rgba(11, 77, 162, 0.22);
    margin-bottom: 2px;
  }

  .header .navmenu .dropdown.mega-dropdown > ul .mega-cta {
    grid-column: 1 / -1;
    margin-top: 8px;
    border-top: 1px solid rgba(11, 77, 162, 0.15);
    padding-top: 12px;
  }

  .header .navmenu .dropdown.mega-dropdown > ul a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    border-radius: 10px;
    padding: 10px 10px;
    line-height: 1.25;
    font-size: 14px;
    color: #1b2a3a;
  }

  .header .navmenu .dropdown.mega-dropdown > ul a .ag-abbr {
    flex-shrink: 0;
    font-size: 10px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: rgba(11, 77, 162, 0.12);
    color: #0b4da2;
    border: 1px solid rgba(11, 77, 162, 0.25);
    border-radius: 999px;
    padding: 3px 8px;
    font-weight: 700;
    line-height: 1;
  }

  .header .navmenu .dropdown.mega-dropdown > ul a:hover {
    color: #0b4da2;
    background: rgba(11, 77, 162, 0.08);
  }

  .header .navmenu .dropdown.mega-dropdown > ul .mega-cta a {
    font-weight: 700;
    color: #0b4da2;
    background: rgba(11, 77, 162, 0.06);
    text-align: center;
    justify-content: center;
  }
}

@media (max-width: 1199px) {
  #header .header-container {
    box-shadow: 0 10px 20px rgba(8, 37, 69, 0.1);
  }

  .header .navmenu .dropdown.mega-dropdown > ul {
    display: none;
  }

  .header .navmenu .dropdown.mega-dropdown > .dropdown-active {
    display: block;
  }

  .header .navmenu .dropdown.mega-dropdown > ul .mega-heading {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #0b4da2;
    font-weight: 700;
    padding: 10px 20px 2px;
  }

  .header .navmenu .dropdown.mega-dropdown > ul .mega-cta a {
    margin-top: 8px;
    font-weight: 700;
    color: #0b4da2;
  }

  .header .navmenu .dropdown.mega-dropdown > ul a .ag-abbr {
    font-size: 10px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: rgba(11, 77, 162, 0.1);
    color: #0b4da2;
    border: 1px solid rgba(11, 77, 162, 0.25);
    border-radius: 999px;
    padding: 2px 7px;
    font-weight: 700;
    margin-left: 8px;
  }
}