.main-navbar {
  --navbar-primary: #1e3a8a;
  --navbar-accent: #fbbf24;
  --navbar-text: #111827;
  --navbar-white: #fff;
  --navbar-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --navbar-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  background: var(--navbar-white);
  box-shadow: var(--navbar-shadow-sm);
  color: var(--navbar-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  left: 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}

.main-navbar .navbar {
  align-items: center;
  display: flex;
  padding: 1rem 0;
}

.main-navbar .navbar > .container {
  flex: 1;
  margin: 0 auto;
  max-width: 1300px;
  min-width: 0;
  padding: 0 1.5rem;
}

.main-navbar .nav-wrapper,
.main-navbar .nav-menu,
.main-navbar .header-buttons {
  align-items: center;
  display: flex;
}

.main-navbar .nav-wrapper {
  flex-wrap: nowrap;
  gap: 1.5rem;
  justify-content: space-between;
  min-width: 0;
}

.main-navbar .logo {
  align-items: center;
  display: flex;
  flex-shrink: 0;
  text-decoration: none;
}

.main-navbar .logo img {
  display: block;
  height: 40px;
  width: auto;
}

.main-navbar .mobile-menu-btn {
  background: transparent;
  border: 0;
  cursor: pointer;
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 0.5rem;
}

.main-navbar .mobile-menu-btn span {
  background: var(--navbar-primary);
  border-radius: 2px;
  display: block;
  height: 3px;
  transition: 300ms ease;
  width: 25px;
}

.main-navbar .mobile-menu-btn.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.main-navbar .mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.main-navbar .mobile-menu-btn.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.main-navbar .nav-menu {
  flex-wrap: nowrap;
  gap: 2rem;
  list-style: none;
  margin: 0 0 0 auto;
  padding: 0;
}

.main-navbar .nav-menu a {
  color: var(--navbar-text);
  font-size: 1rem;
  font-weight: 500;
  padding-bottom: 2px;
  position: relative;
  text-decoration: none;
  transition: color 300ms ease;
}

.main-navbar .nav-menu a::after {
  background: var(--navbar-accent);
  border-radius: 2px;
  bottom: -2px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  right: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 300ms ease;
}

.main-navbar .nav-menu a:hover { color: var(--navbar-primary); }
.main-navbar .nav-menu a:hover::after { transform: scaleX(1); }

.main-navbar .header-buttons { flex-shrink: 0; gap: 0.375rem; }

.main-navbar .btn-call-header {
  align-items: center;
  background: var(--navbar-primary);
  border-radius: 8px;
  color: var(--navbar-white);
  display: inline-flex;
  font-size: 1rem;
  font-weight: 600;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  text-decoration: none;
  transition: color 300ms ease, transform 300ms ease;
  white-space: nowrap;
}

.main-navbar .btn-call-header--whatsapp { background: #25d366; }
.main-navbar .btn-call-header:hover { color: var(--navbar-white); transform: scale(1.05); }

.main-navbar .lang-switcher { flex-shrink: 0; padding: 0 1rem; position: relative; }
.main-navbar .lang-current {
  align-items: center;
  background: transparent;
  border: 1.5px solid var(--navbar-primary);
  border-radius: 8px;
  color: var(--navbar-primary);
  cursor: pointer;
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 600;
  gap: 0.3rem;
  padding: 0.625rem 0.65rem;
  transition: all 300ms ease;
  white-space: nowrap;
}

.main-navbar .flag-icon { border-radius: 2px; display: block; flex-shrink: 0; height: 14px; overflow: hidden; width: 21px; }
.main-navbar .lang-code { font-size: 0.75rem; letter-spacing: 0.05em; }
.main-navbar .lang-arrow { transition: transform 300ms ease; }
.main-navbar .lang-switcher.open .lang-arrow { transform: rotate(180deg); }
.main-navbar .lang-switcher.open .lang-current,
.main-navbar .lang-current:hover { background: var(--navbar-primary); color: var(--navbar-white); }

.main-navbar .lang-dropdown {
  background: var(--navbar-white);
  border-radius: 8px;
  box-shadow: var(--navbar-shadow-lg);
  list-style: none;
  margin: 0;
  min-width: 140px;
  opacity: 0;
  padding: 0.3rem 0;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  transform: translateY(-6px);
  transition: all 300ms ease;
  visibility: hidden;
  z-index: 200;
}

.main-navbar .lang-switcher.open .lang-dropdown { opacity: 1; transform: translateY(0); visibility: visible; }
.main-navbar .lang-dropdown a { align-items: center; color: var(--navbar-text); display: flex; font-size: 0.85rem; font-weight: 500; gap: 0.5rem; padding: 0.5rem 1rem; text-decoration: none; }
.main-navbar .lang-dropdown a:hover { background: var(--navbar-primary); color: var(--navbar-white); }

@media (max-width: 768px) {
  .main-navbar .navbar { position: relative; }
  .main-navbar .nav-wrapper { justify-content: center; position: relative; }
  .main-navbar .mobile-menu-btn { display: flex; left: 0; position: absolute; }
  .main-navbar .nav-menu {
    background: var(--navbar-white);
    box-shadow: var(--navbar-shadow-lg);
    display: none;
    flex-direction: column;
    gap: 0;
    left: 0;
    margin: 0;
    padding: 2rem;
    position: fixed;
    right: 0;
    top: 4rem;
  }
  .main-navbar .nav-menu.active { display: flex; }
  .main-navbar .nav-menu a { display: block; padding: 0.65rem 0; }
  .main-navbar .header-buttons { display: none; }
  .main-navbar .navbar > .lang-switcher { padding: 0 0.75rem 0 0; position: absolute; right: 0; top: 50%; transform: translateY(-50%); }
}