/* ═══ CANONICAL HEADER (loaded on every page — the one truth) ═══ */
/* Selectors match both <header> (index) and <header class="page-header"> (other pages). */

header, header.page-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(24px) saturate(1.4);
  -webkit-backdrop-filter: blur(24px) saturate(1.4);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

header .logo, header.page-header .logo {
  display: flex; align-items: center; gap: 10px;
}
header .logo-home, header.page-header .logo-home {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: inherit;
}
header .logo-home:hover, header.page-header .logo-home:hover { text-decoration: none; }

header .logo-mark, header.page-header .logo-mark {
  width: 24px; height: 24px; border-radius: 5px; background: #fff;
}
header .logo-text, header.page-header .logo-text {
  font-size: 16px; font-weight: 800; letter-spacing: 3px; color: #fff;
}

header .nav-right, header.page-header .nav-right {
  display: flex; align-items: center; gap: 12px;
}

.lang-switch {
  margin-left: 14px; padding-left: 14px;
  border-left: 1px solid rgba(255,255,255,.15);
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; letter-spacing: 1.2px; font-weight: 700;
}
.lang-switch a {
  color: rgba(255,255,255,.45); text-decoration: none; transition: color .15s;
}
.lang-switch a:hover { color: #fff; }
.lang-switch a.lang-current { color: #fff; }
.lang-switch .lang-sep { color: rgba(255,255,255,.3); }
@media (max-width: 480px) {
  .lang-switch {
    margin-left: 10px; padding-left: 10px;
    font-size: 10px; letter-spacing: 1px;
  }
}