/* ── NAVBAR ───────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 1.4rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all .4s;
}
.navbar.scrolled {
  background: var(--nav-blur);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: .9rem 5%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links {
  display: flex;
  gap: 2rem;
}
.nav-links a {
  color: var(--muted);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: color var(--tr-base);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--accent-l);
  transition: width .3s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after,
.nav-links a.is-active::after { width: 100%; }
.nav-links a.is-active { color: var(--accent-l); }

/* Theme toggle button */
.ttog {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: none;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--tr-slow), border-color var(--tr-slow), transform var(--tr-base);
  flex-shrink: 0;
}
.ttog:hover {
  border-color: var(--border-h);
  background: var(--surface2);
  transform: scale(1.1) rotate(15deg);
}

/* ── Language switcher ───────────────────── */
.lang-switcher {
  position: relative;
}
.lang-btn {
  height: 34px;
  padding: 0 .75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .08em;
  cursor: none;
  transition: background var(--tr-slow), border-color var(--tr-slow), color var(--tr-base);
  white-space: nowrap;
}
.lang-btn:hover {
  border-color: var(--border-h);
  background: var(--surface2);
  color: var(--text);
}
.lang-menu {
  position: absolute;
  top: calc(100% + .5rem);
  right: 0;
  min-width: 130px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .4rem 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: calc(var(--z-nav) + 1);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.lang-switcher.open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-menu a {
  display: block;
  padding: .5rem 1rem;
  color: var(--muted);
  font-size: var(--fs-xs);
  font-weight: 500;
  transition: color .15s, background .15s;
}
.lang-menu a:hover {
  color: var(--text);
  background: color-mix(in srgb, var(--accent-l) 10%, transparent);
}

/* ── CV dropdown ─────────────────────────── */
.cv-dropdown {
  position: relative;
  display: inline-block;
}
.cv-dropdown-menu {
  position: absolute;
  top: calc(100% + .5rem);
  left: 0;
  min-width: 160px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .4rem 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 200;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.cv-dropdown.open .cv-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.cv-dropdown-menu a {
  display: block;
  padding: .55rem 1.1rem;
  color: var(--muted);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: color .15s, background .15s;
}
.cv-dropdown-menu a:hover {
  color: var(--text);
  background: color-mix(in srgb, var(--accent-l) 10%, transparent);
}
/* Soc variant — right-align */
.cv-dropdown--soc .cv-dropdown-menu {
  left: auto;
  right: 0;
}

/* ── Nav CV button ───────────────────────── */
.nav-cv {
  position: relative;
}
.nav-cv-btn {
  height: 34px;
  padding: 0 1rem;
  border-radius: 8px;
  border: 1px solid var(--accent-l);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent-l);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  cursor: none;
  transition: background var(--tr-slow), border-color var(--tr-slow), color var(--tr-base), box-shadow var(--tr-base);
  white-space: nowrap;
}
.nav-cv-btn:hover {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--text);
}
.nav-cv-menu {
  position: absolute;
  top: calc(100% + .5rem);
  right: 0;
  min-width: 150px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: .4rem 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: calc(var(--z-nav) + 1);
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
}
.nav-cv.open .nav-cv-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-cv-menu a {
  display: block;
  padding: .5rem 1rem;
  color: var(--muted);
  font-size: var(--fs-xs);
  font-weight: 500;
  transition: color .15s, background .15s;
}
.nav-cv-menu a:hover {
  color: var(--text);
  background: color-mix(in srgb, var(--accent-l) 10%, transparent);
}

@media (max-width: 680px) {
  .nav-links { gap: 1.2rem; }
  .navbar { padding: 1rem 4%; }
  .navbar.scrolled { padding: .8rem 4%; }
}
@media (max-width: 480px) {
  .nav-links li:nth-child(3),
  .nav-links li:nth-child(4) { display: none; }
}