/* ===== Main navigation ===== */
html,
body {
  margin: 0;
  padding: 0;
}

.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgb(255 255 255 / 0.9);
  box-shadow: 0 2px 6px rgb(0 0 0 / 0.05);
  z-index: 998;
  padding: 0.75rem 2rem;
  overflow-x: visible;
}

.main-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
}

/* ===== Desktop menu ===== */

.main-nav .nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  text-decoration: none;
  color: #17496b;
  font-weight: 600;
  font-size: 1rem;
  transition: color 0.3s ease;
}

.main-nav a:hover {
  color: var(--green);
}

.main-nav .nav-item.has-dropdown {
  position: relative;
}
.main-nav .dropdown-toggle {
  background: none;
  border: 0;
  padding: 0;
  margin: 0;
  font: inherit;
  color: #17496b;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: color 0.3s ease;
}

.main-nav .dropdown-toggle:hover {
  color: var(--green);
}


.main-nav .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 9999;
  list-style: none;
  margin: 0;
  padding: 0.75rem 0;
  min-width: 260px;
  background: rgb(255 255 255 / 0.98);
  box-shadow: 0 10px 30px rgb(0 0 0 / 0.12);
  border-radius: 10px;
}

.main-nav .dropdown-menu li {
  margin: 0;
}

.main-nav .dropdown-menu a {
  display: block;
  padding: 0.5rem 1rem;
  white-space: nowrap;
}

 @media (min-width:1201px) {
  .main-nav .nav-item.has-dropdown:hover > .dropdown-menu,
  .main-nav .nav-item.has-dropdown:focus-within > .dropdown-menu {
    display: block;
  }
}

/* keep social buttons fixed on the right, horizontal, out of layout flow */
@media (max-width:1200px) {
  .social-banner {
    position: fixed;
    top: 0.75rem;
    right: 0.75rem;
    left: auto;
    bottom: auto;

    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 0.6rem;

    width: auto;
    margin: 0;
    z-index: 10000;
  }
}
.main-nav .dropdown-menu {
  border: 1px solid rgb(0 0 0 / 0.08);
}


/* ===== Mobile toggle button ===== */

.nav-toggle {
  background: rgba(255, 255, 255, 0.9);
  border: 0;
  border-radius: 999px;
  padding: 0.45rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #17496b;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}
@media (max-width: 1200px) {
  .nav-toggle { display: block !important; }
}
@media (max-width:1200px) {
  .nav-item.has-dropdown .dropdown-menu {
    display: none;
  }

  .nav-item.has-dropdown.dropdown-open > .dropdown-menu {
    display: block;
  }
}


/* ===== Social banner ===== */

.social-banner {
  position: fixed;
  top: 4.5rem;
  right: 1rem;
  display: flex;
  gap: 1rem;
  z-index: 10000;
}

.social-banner a {
  text-decoration: none;           /* <- removes underline */
  -webkit-text-decoration: none;   /* <- iOS/Safari belt & braces */
  color: #fff;
  background-color: rgb(0 0 0 / 0.6);
  padding: 0.6rem;
  border-radius: 50%;
  font-size: 1.1rem;
  width: 2.4rem;
  height: 2.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
}

.social-banner a:hover,
.social-banner a:focus,
.social-banner a:active {
  text-decoration: none;           /* <- keeps it off in all states */
}

@media (max-width: 1200px) {
  .social-banner {
    top: 0.75rem;   /* <- move to the very top area on mobile */
    right: 0.75rem;
  }
}

/* ===== Mobile layout ===== */
@media (max-width: 1200px) {

  .main-nav {
    background: transparent;
    box-shadow: none;
    padding: 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9998;
  }

  .main-nav-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 0;
  }

  .nav-toggle {
    display: block !important;
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 10001;
  }

  .main-nav .nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    margin-top: 4.2rem;
    flex-direction: column;
    width: 100%;
    gap: 0;
    background: #fff;
    border-radius: 14px;
    padding: 0.75rem 0;
    box-shadow: 0 10px 30px rgba(0,0,0,.15);
    z-index: 10000;
  }

  .main-nav .nav-menu.is-open {
    display: flex;
  }

  .main-nav .dropdown-menu {
    position: static;
    box-shadow: none;
    padding: 0.25rem 0;
  }
  .nav-item.has-dropdown .dropdown-menu {
  display: none;
  }

  .nav-item.has-dropdown.dropdown-open > .dropdown-menu {
  display: block;
  }


  .social-banner {
    position: fixed;
    top: 0.75rem;
    right: 0.75rem;
    left: auto;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 0.6rem;
    margin: 0;
    width: auto;
    z-index: 10000;
  }
}