/* ── Sticky header wrapper ───────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 200;
}

/* ── Top Bar ──────────────────────────────────── */
.top-bar {
  background: var(--dark);
  color: var(--stone);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 40px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 24px;
}
.top-bar a { color: var(--stone); transition: color .2s; }
.top-bar a:hover { color: var(--white); }

.lang-switcher { display: flex; gap: 12px; }
.lang-switcher button {
  background: none; border: none; cursor: pointer;
  color: var(--stone); font-family: var(--font-body);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 2px 0; border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.lang-switcher button:hover,
.lang-switcher button.active {
  color: var(--white);
  border-bottom-color: var(--accent);
}

/* ── Navigation ───────────────────────────────── */
nav {
  position: relative; z-index: 100;
  background: var(--white);
  height: var(--nav-h);
  display: flex; align-items: center;
  padding: 0 40px;
  border-bottom: 1px solid rgba(0,0,0,.07);
  box-shadow: 0 2px 20px rgba(0,0,0,.04);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--dark);
  margin-right: auto;
  text-transform: uppercase;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex; align-items: center; gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--taupe); transition: color .2s;
  font-weight: 400;
}
.nav-links a:hover { color: var(--dark); }
.nav-links .btn-nav {
  background: var(--accent); color: var(--white);
  padding: 9px 20px; font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  border-radius: 2px; transition: background .2s;
}
.nav-links .btn-nav:hover { background: var(--charcoal); }

/* ── Dropdown ─────────────────────────────────── */
.nav-dropdown { position: relative; }
.nav-dropdown > a::after { content: ' ▾'; font-size: 9px; }
.dropdown-menu {
  display: none; position: absolute; top: calc(100% + 12px); left: 0;
  background: var(--white); min-width: 210px;
  box-shadow: 0 8px 30px rgba(0,0,0,.1);
  border-top: 2px solid var(--accent);
  list-style: none;
}
.nav-dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu li a {
  display: block; padding: 10px 18px;
  font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--taupe);
  transition: background .15s, color .15s;
}
.dropdown-menu li a:hover {
  background: var(--warm-bg); color: var(--dark);
}

/* ── Hamburger ────────────────────────────────── */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--charcoal); margin: 5px 0;
  transition: transform .3s, opacity .3s;
}