/* =========================================================
   Header & Navigation — Professional and User-Friendly Design
   ========================================================= */

/* ---------- Fixed header + global offsets ---------- */
:root { --header-h: 72px; }           /* fallback; main.js updates this */

body { padding-top: var(--header-h); } /* push content below fixed header */
[id] { scroll-margin-top: calc(var(--header-h) + 12px); } /* anchors don't hide */

/* ---------- Header ---------- */
.site-header {
  position: fixed;            /* was: sticky */
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;              /* above page content */
  background-color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 10px 20px;
  border-bottom: 1px solid #EAEAEA;
  width: 100%;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.logo-img {
  width: 120px;
  height: auto;
  max-width: 100%;
}

/* ---------- Top-level Nav (Desktop base) ---------- */
.site-nav {
  display: flex;
  justify-content: flex-end;
  flex: 1;
}

.site-nav .menu {
  list-style: none;  /* no bullets in any menu */
  margin: 0;
  padding: 0;
  display: flex;
  gap: 20px;
  align-items: center;
}

.site-nav a,
.menu-parent {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  font-family: 'Arial', sans-serif;
  color: #1A2C55;
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: 600;
  text-transform: uppercase;
  background-color: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

/* unify typography/weight for top-level items (anchors & dropdown parents) */
.site-nav .menu > li > a,
.site-nav .menu > li > .menu-parent {
  font-family: 'Arial', sans-serif;
  font-size: 16px;
  line-height: 1.2;
  letter-spacing: .02em;
  text-transform: uppercase;
  font-weight: 600;           /* <- pick the weight you want globally */
}
.site-nav .menu > li > .menu-parent { font: inherit; } /* kill UA button quirks */
.site-nav .menu > li > a:hover,
.site-nav .menu > li > a:focus,
.site-nav .menu > li > .menu-parent:hover,
.site-nav .menu > li > .menu-parent:focus,
.site-nav .menu > li > a[aria-current="page"],
.site-nav .menu > li > .menu-parent[aria-expanded="true"] {
  font-weight: 600;           /* keep the same weight in active/hover states */
}

.site-nav a:hover,
.menu-parent:hover,
.site-nav a:focus,
.menu-parent:focus {
  background-color: #0C7C90;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Active state underline for desktop */
.site-nav a.active,
.site-nav a[aria-current="page"],
.menu-parent.active,
.menu-parent[aria-expanded="true"] {
  background-color: #1A2C55;
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  position: relative;
}

.site-nav a.active::after,
.site-nav a[aria-current="page"]::after,
.menu-parent.active::after,
.menu-parent[aria-expanded="true"]::after {
  content: "";
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 0;
  height: 2px;
  background-color: #C62828;
  border-radius: 2px;
}

/* ---------- Dropdown (Desktop) ---------- */
.has-sub { position: relative; }

.submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #ffffff;
  border: 1px solid #EAEAEA;
  border-radius: 10px;
  min-width: 200px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 10px 0;
  z-index: 10;
  list-style: none;  /* 🚀 remove bullets */
  margin: 0;
}

.submenu li { list-style: none; }

.submenu a {
  padding: 10px 18px;
  color: #1A2C55;
  text-decoration: none;
  display: block;
  font-weight: 400;
  transition: all 0.3s ease;
  border-radius: 8px;
}

.submenu a:hover,
.submenu a:focus {
  background-color: #F1F8FF;
  color: #0C7C90;
}

.has-sub:hover > .submenu,
.has-sub:focus-within > .submenu {
  display: block;
}

/* ---------- Hamburger (hidden on desktop) ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background-color: transparent;
  border: none;
  cursor: pointer;
  z-index: 111; /* above overlay */
}

.nav-toggle-bar {
  width: 30px;
  height: 3px;
  background-color: #1A2C55;
}

/* ---------- Mobile Overlay Enhancements ---------- */
body.nav-open { overflow: hidden; }

/* Close (X) button — hidden by default */
.nav-close {
  display: none;
  position: fixed;
  top: 14px;
  right: 18px;
  z-index: 112; /* above overlay */
  width: 40px;
  height: 40px;
  line-height: 40px;
  font-size: 28px;
  font-weight: 600;
  color: #ffffff;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}
.nav-close:hover { color: #ff5555; }

/* ---------- Responsive (mobile/tablet) ---------- */
@media (max-width: 899px) {
  /* default: hamburger visible, menu hidden */
  .site-nav .menu { display: none; }
  .nav-toggle { display: flex; }

  /* show close button and hide hamburger only when menu is open */
  body.nav-open .nav-toggle { display: none; }
  body.nav-open .nav-close  { display: block; }

  /* overlay slide + (optional) fade */
  #nav-menu {
    transform: translateX(100%);
    opacity: 0;
    transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
  }
  @media (prefers-reduced-motion: reduce) {
    #nav-menu { transition: none; }
  }

  /* overlay visible when active */
  #nav-menu.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    position: fixed;
    inset: 0;                 /* top:0; right:0; bottom:0; left:0 */
    padding: 80px 28px 32px;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 110;
    overflow-y: auto;
    transform: translateX(0);
    opacity: 1;
  }

  /* top-level items in overlay */
  .site-nav .menu > li { width: 100%; text-align: center; }

  .site-nav .menu > li > a,
  .site-nav .menu > li > .menu-parent {
    display: block;
    width: 100%;
    padding: 18px 0;
    margin: 0;
    border-radius: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    font-size: 18px;
    background: transparent;
    color: #ffffff;
    transition: color 0.3s;
  }

  .site-nav .menu > li > a:hover,
  .site-nav .menu > li > .menu-parent:hover,
  .site-nav .menu > li > a:focus,
  .site-nav .menu > li > .menu-parent:focus {
    background: transparent;
    color: #dddddd;
    box-shadow: none;
  }

  /* remove desktop underline effect inside overlay */
  .site-nav a.active::after,
  .site-nav a[aria-current="page"]::after,
  .menu-parent[aria-expanded="true"]::after { display: none; }

  /* submenus inside overlay */
  .submenu {
    position: static;
    border: 0;
    border-radius: 0;
    min-width: auto;
    box-shadow: none;
    padding: 0;
    margin: 0 0 8px 0;
    background-color: transparent;
    list-style: none;
  }
  .submenu[hidden] { display: none !important; }
  .submenu li { list-style: none; margin: 0; padding: 0; }
  .submenu a {
    padding: 14px 0 14px 22px;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
    font-size: 16px;
    text-transform: none;
    letter-spacing: 0.01em;
    border-radius: 0;
    color: #ffffff;
  }

  /* disable desktop hover-open on mobile */
  .has-sub:hover > .submenu { display: none; }
}

/* reminder: this pairs with the small main.js snippet that updates --header-h dynamically based on .site-header height. */