.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  overflow: visible;
  backdrop-filter: blur(20px);
  background: rgba(8, 4, 14, 0.66);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.navbar {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.7rem 1.7rem;
}

.brand {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 208px;
  height: 46px;
  gap: 0.9rem;
  overflow: visible;
}

.brand img {
  position: absolute;
  top: 50%;
  left: 0;
  width: 208px;
  height: 208px;
  object-fit: contain;
  transform: translateY(-50%);
  filter: drop-shadow(0 0 20px rgba(180, 108, 255, 0.32));
}

.brand span {
  font-family: "Press Start 2P", cursive;
  font-size: 0.88rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-links > a,
.nav-dropdown-toggle {
  padding: 0.85rem 1rem;
  color: var(--muted);
  border-radius: 999px;
  transition: 180ms ease;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-caret {
  width: 0.55rem;
  height: 0.55rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 180ms ease;
}

.nav-links > a:hover,
.nav-dropdown-toggle:hover,
.nav-dropdown:focus-within .nav-dropdown-toggle,
.nav-dropdown.open .nav-dropdown-toggle {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links > a.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-dropdown:focus-within .nav-caret,
.nav-dropdown.open .nav-caret {
  transform: rotate(225deg) translateY(-1px);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.8rem);
  left: 0;
  z-index: 5;
  min-width: 290px;
  display: grid;
  gap: 0.45rem;
  padding: 0.65rem;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(27, 16, 42, 0.96), rgba(11, 7, 18, 0.98));
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-project-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  overflow: hidden;
  isolation: isolate;
  padding: 1rem 1.05rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.nav-project-link::before,
.nav-project-link::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 180ms ease;
}

.nav-project-link::before {
  background:
    radial-gradient(circle at top center, rgba(180, 108, 255, 0.24), transparent 46%),
    linear-gradient(180deg, rgba(36, 20, 54, 0.96), rgba(10, 6, 16, 0.98));
}

.nav-project-link::after {
  top: -1.4rem;
  right: -1.1rem;
  width: 7rem;
  height: 7rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(180, 108, 255, 0.28) 0%, rgba(180, 108, 255, 0.08) 45%, transparent 72%);
}

.nav-project-link-red::before {
  background:
    radial-gradient(circle at top center, rgba(180, 108, 255, 0.24), transparent 46%),
    linear-gradient(180deg, rgba(36, 20, 54, 0.96), rgba(10, 6, 16, 0.98));
}

.nav-project-link-red::after {
  background: radial-gradient(circle, rgba(180, 108, 255, 0.28) 0%, rgba(180, 108, 255, 0.08) 45%, transparent 72%);
}

.nav-project-link:hover,
.nav-project-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(180, 108, 255, 0.24);
  box-shadow: 0 20px 45px rgba(74, 36, 122, 0.28);
}

.nav-project-link-red:hover,
.nav-project-link-red:focus-visible {
  border-color: rgba(180, 108, 255, 0.24);
  box-shadow: 0 20px 45px rgba(74, 36, 122, 0.28);
}

.nav-project-link:hover::before,
.nav-project-link:hover::after,
.nav-project-link:focus-visible::before,
.nav-project-link:focus-visible::after {
  opacity: 1;
}

.nav-project-icon,
.nav-project-copy,
.nav-project-title,
.nav-project-meta {
  position: relative;
  z-index: 1;
}

.nav-project-icon {
  flex: 0 0 48px;
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  border: 1px solid rgba(180, 108, 255, 0.18);
  background:
    radial-gradient(circle at top center, rgba(180, 108, 255, 0.22), transparent 65%),
    linear-gradient(180deg, rgba(37, 22, 56, 0.96), rgba(10, 6, 16, 0.98));
  color: var(--accent-soft);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-project-icon img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

.nav-project-icon-logo {
  flex: 0 0 auto;
  width: auto;
  height: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.nav-project-icon-logo img {
  width: auto;
  height: 2.35rem;
}

.nav-project-copy {
  display: block;
  min-width: 0;
}

.nav-project-title {
  display: block;
  font-weight: 800;
  color: var(--text);
}

.nav-project-meta {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.84rem;
  color: rgba(234, 211, 255, 0.76);
}

.nav-project-link:hover .nav-project-meta,
.nav-project-link:focus-visible .nav-project-meta {
  color: var(--accent-soft);
}

.nav-project-link-red:hover .nav-project-meta,
.nav-project-link-red:focus-visible .nav-project-meta {
  color: var(--accent-soft);
}

.nav-project-link.is-active {
  border-color: rgba(180, 108, 255, 0.24);
  box-shadow: 0 20px 45px rgba(74, 36, 122, 0.22);
}

.nav-project-link.is-active::before,
.nav-project-link.is-active::after {
  opacity: 1;
}

.nav-project-link.is-active .nav-project-meta {
  color: var(--accent-soft);
}

.nav-links > .nav-cta {
  color: var(--text);
  background: linear-gradient(135deg, rgba(180, 108, 255, 0.22), rgba(112, 62, 194, 0.22));
  border: 1px solid rgba(214, 180, 255, 0.14);
}

.nav-lang-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.9rem 1.05rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.nav-lang-btn:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.1);
}

.nav-lang-btn.is-active {
  border-color: rgba(180, 108, 255, 0.3);
  background: linear-gradient(180deg, rgba(180, 108, 255, 0.1), rgba(112, 62, 194, 0.08));
}

.nav-lang-flag {
  font-size: 1.2rem;
  line-height: 1;
}

.nav-lang-label {
  font-size: 0.88rem;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 999px;
  padding: 0.72rem 1rem;
}


@media (max-width: 820px) {
  .navbar {
    flex-wrap: wrap;
    padding: 1rem 0;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding-top: 0.5rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links > a,
  .nav-dropdown-toggle {
    background: rgba(255, 255, 255, 0.03);
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown-toggle {
    width: 100%;
    justify-content: space-between;
  }

  .nav-dropdown-menu {
    position: static;
    min-width: 0;
    display: none;
    margin-top: 0.45rem;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    box-shadow: none;
  }

  .nav-dropdown.open .nav-dropdown-menu {
    display: grid;
  }
}

@media (max-width: 560px) {
  .brand span {
    font-size: 0.72rem;
  }
}