/* ============================================
   HEADER.CSS — Navigation + Mobile Menu
   ============================================ */

.site-header {
  background: var(--white);
  border-bottom: 3px solid var(--navy);
  padding: 26px 0;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background .3s, box-shadow .3s;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.site-header.scrolled {
  background: rgba(255,255,255,.97);
  box-shadow: 0 2px 12px rgba(0,0,0,.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: nowrap;
}
.logo { display: flex; align-items: center; text-decoration: none; margin-right: 32px }
.logo-img { height: 72px; width: auto }

/* NAVIGATION */
.header-nav { display: flex; gap: 16px; align-items: center }
.header-nav a {
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
  text-decoration: none;
  transition: .2s;
  white-space: nowrap;
}
.header-nav a:hover { color: var(--green) }
.header-nav a.active { color: var(--green); font-weight: 600 }

/* DROPDOWN */
.nav-dropdown { position: relative }
.nav-dropdown-btn {
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: .2s;
}
.nav-dropdown-btn:hover { color: var(--green) }
.nav-dropdown-btn svg { width: 10px; height: 6px; transition: transform .2s }
.nav-dropdown.open .nav-dropdown-btn svg { transform: rotate(180deg) }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0,0,0,.12);
  min-width: 200px;
  overflow: hidden;
  z-index: 200;
}
.nav-dropdown.open .nav-dropdown-menu { display: block }
.nav-dropdown-menu a {
  display: block;
  padding: 10px 18px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
  text-decoration: none;
  transition: .15s;
  white-space: nowrap;
}
.nav-dropdown-menu a:hover { background: var(--green-light); color: var(--navy); text-decoration: none }
.nav-dropdown-menu a.coming-soon { color: var(--gray-muted); pointer-events: none }
.nav-dropdown-menu a.coming-soon::after { content: ' (bald)'; font-size: 11px; color: var(--green) }

/* HEADER RIGHT */
.header-right { display: flex; align-items: center; gap: 20px }
.header-tel {
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  color: var(--navy);
  font-weight: 600;
  white-space: nowrap;
}
.header-cta {
  background: var(--green);
  color: white;
  font-family: 'Poppins', sans-serif;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 5px;
  transition: .2s;
}
.header-cta:hover { background: var(--green-dark); text-decoration: none; color: white }

/* HAMBURGER (MOBILE) */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  border-radius: 2px;
  transition: .3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translateY(7px) }
.hamburger.open span:nth-child(2) { opacity: 0 }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translateY(-7px) }

/* MOBILE NAV OVERLAY */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,20,60,.85);
  backdrop-filter: blur(8px);
  z-index: 105;
  padding: 100px 32px 32px;
  overflow-y: auto;
}
.mobile-nav-overlay.open { display: flex; flex-direction: column; gap: 6px }
.mobile-nav-overlay a {
  font-family: 'Poppins', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: white;
  padding: 12px 0;
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.mobile-nav-overlay a:hover { color: var(--green); text-decoration: none }
.mobile-nav-overlay .mobile-nav-sub {
  font-size: 15px;
  font-weight: 400;
  padding-left: 20px;
  color: rgba(255,255,255,.7);
}
.mobile-nav-overlay .mobile-nav-cta {
  display: inline-block;
  margin-top: 24px;
  background: var(--green);
  color: white;
  padding: 14px 28px;
  border-radius: 8px;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
}

/* LANGUAGE SWITCHER */
.lang-switcher { position: relative; z-index: 200 }
.lang-btn {
  display: flex; align-items: center; gap: 6px;
  background: none; border: 1px solid var(--border); border-radius: 5px;
  padding: 5px 10px; cursor: pointer;
  font-family: 'Poppins', sans-serif; font-size: 13px; font-weight: 500;
  color: var(--navy); transition: .2s;
}
.lang-btn:hover { border-color: var(--green); background: var(--green-light) }
.lang-btn .lang-globe { font-size: 18px; line-height: 1 }
.lang-btn .lang-label { font-size: 12px; font-weight: 600 }
.lang-btn .lang-flag { width: 20px; height: 15px; border-radius: 2px; object-fit: cover }
.lang-option .lang-flag { width: 24px; height: 18px; border-radius: 2px; object-fit: cover }
.lang-dropdown {
  display: none; position: absolute; top: calc(100% + 6px); right: 0;
  background: #fff; border: 1px solid var(--border); border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0,0,0,.15); min-width: 180px; overflow: hidden;
}
.lang-switcher.open .lang-dropdown { display: block }
.lang-option {
  display: flex; align-items: center; gap: 10px; padding: 10px 14px;
  cursor: pointer; font-family: 'Poppins', sans-serif; font-size: 13px;
  color: var(--gray-text); transition: .15s; border: none; background: none;
  width: 100%; text-align: left;
}
.lang-option:hover { background: var(--green-light); color: var(--navy) }
.lang-option.active { background: var(--navy-light); font-weight: 600; color: var(--navy) }
.lang-loading {
  position: fixed; top: 0; left: 0; right: 0; height: 3px;
  background: var(--green); z-index: 9999;
  animation: langLoad 2s ease-in-out infinite;
}
@keyframes langLoad {
  0% { transform: scaleX(0); transform-origin: left }
  50% { transform: scaleX(1); transform-origin: left }
  50.1% { transform-origin: right }
  100% { transform: scaleX(0); transform-origin: right }
}

/* RESPONSIVE */
@media(max-width:768px) {
  .header-nav { display: none }
  .hamburger { display: block }
  .header-right { gap: 10px }
  .header-tel { display: none }
}