:root {
  --primary: #38bdf8;
  --primary-hover: #0ea5e9;
  --bg-dark: #0f172a;
  --bg-alt: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border: #334155;
  --nav-height: 70px;
  --container-width: 1200px;
  --font-main: "Inter", Arial, sans-serif;
  --transition: all 0.3s ease;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.text-center {
  text-align: center;
}

.highlight {
  color: var(--primary);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  color: var(--text-main);
  font-size: 1.5rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-list {
  display: flex;
  gap: 25px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  background: none;
  border: 0;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  padding: 0;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  min-width: 190px;
  padding: 14px 10px 10px;
  background-color: rgba(15, 23, 42, 0.98);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 18px 35px rgba(0, 0, 0, 0.35);
  display: grid;
  gap: 4px;
  list-style: none;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: var(--transition);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.nav-dropdown-menu .nav-link {
  display: block;
  padding: 8px 10px;
  white-space: nowrap;
}

.nav-dropdown-menu .nav-link.active::after {
  display: none;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: 10px;
  font-size: 0.9rem;
  padding-left: 20px;
  border-left: 1px solid var(--border);
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-family: var(--font-main);
  font-weight: 500;
  padding: 2px;
}

.lang-btn:hover,
.lang-btn.active {
  color: var(--primary);
}

.lang-divider {
  color: var(--border);
}

.hamburger-btn,
.close-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
}

.site-footer {
  background-color: var(--bg-alt);
  padding: 45px 0 28px;
}

.site-footer .btn {
  align-items: center;
  display: inline-flex;
  gap: 8px;
  justify-content: center;
  text-decoration: none;
}

.site-footer .btn-primary {
  background-color: var(--primary);
  border-radius: 8px;
  color: #fff;
  font-weight: 600;
  margin-top: 0;
  padding: 12px 24px;
  width: auto;
}

.site-footer .btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-icon {
  width: 18px;
  height: 18px;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 28px;
}

.footer-socials a {
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-socials a:hover {
  color: var(--primary);
  transform: translateY(-3px);
}

.footer-socials a svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}

.footer-copy p {
  margin: 0;
}

body.has-shared-header {
  padding-top: var(--nav-height);
}

@media (max-width: 768px) {
  .hamburger-btn,
  .close-menu-btn {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--bg-alt);
    flex-direction: column;
    padding: 80px 40px;
    transition: var(--transition);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    align-items: center;
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 30px;
    width: 100%;
  }

  .nav-link {
    font-size: 1.2rem;
  }

  .nav-dropdown {
    width: 100%;
    text-align: center;
  }

  .nav-dropdown-menu {
    position: static;
    min-width: 0;
    padding: 14px 0 0;
    background-color: transparent;
    border: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .nav-dropdown:hover .nav-dropdown-menu,
  .nav-dropdown:focus-within .nav-dropdown-menu {
    transform: none;
  }

  .nav-dropdown-menu .nav-link {
    padding: 6px 0;
    font-size: 1rem;
  }

  .lang-switcher {
    margin-left: 0;
    margin-top: 30px;
    font-size: 1.1rem;
    border-left: none;
    padding-left: 0;
  }

  .close-menu-btn {
    position: absolute;
    top: 20px;
    right: 20px;
  }
}