/* ════════════════════════════════════════════════════════════
   Saphia Labs — Dropdown "Hub IA" para las secciones legadas
   (noticias, glosario, herramientas, blog). Autocontenido: no
   depende de variables CSS de la página que lo enlaza.
   El estilo del botón de búsqueda (.nav-search) vive en search.css.
   ════════════════════════════════════════════════════════════ */

/* Clases de idioma (seguras aunque la página no tenga toggle: por
   defecto muestra ES y oculta EN). */
.en-text { display: none !important; }
body.lang-en .es-text { display: none !important; }
body.lang-en .en-text { display: inline !important; }

/* Dropdown */
.nav-dd { position: relative; }
.nav-dd-toggle {
  font-family: 'DM Sans', sans-serif; font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,.65); letter-spacing: .01em;
  background: none; border: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .25s ease;
}
.nav-dd-toggle:hover, .nav-dd:hover .nav-dd-toggle, .nav-dd-toggle.active { color: #fff; }
.nav-dd-toggle.active { color: #E8007A; }
.nav-dd-toggle svg { transition: transform .25s ease; }
.nav-dd:hover .nav-dd-toggle svg { transform: rotate(180deg); }
.nav-dd-menu {
  position: absolute; top: calc(100% + 16px); left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 460px; padding: 14px;
  background: rgba(20,20,20,.97); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.08); border-radius: 16px; box-shadow: 0 24px 60px rgba(0,0,0,.45);
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 1000;
}
.nav-dd:hover .nav-dd-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dd-menu::before { content:''; position:absolute; top:-16px; left:0; right:0; height:16px; }
.nav-dd-item { position: relative; display: flex; align-items: flex-start; gap: 11px; padding: 10px 12px; border-radius: 10px; transition: background .18s; }
.nav-dd-item:hover { background: rgba(255,255,255,.06); }
.nav-dd-item > a { color: inherit; text-decoration: none; }
.nav-dd-item > a::after { content:''; position: absolute; inset: 0; }
.nav-dd-item.active { background: rgba(232,0,122,.10); }
.nav-dd-ico { flex: 0 0 18px; margin-top: 1px; color: #F5A0CC; }
.nav-dd-tl { font-size: 13.5px; font-weight: 600; color: #fff; display: flex; align-items: center; gap: 7px; }
.nav-dd-ds { font-size: 11.5px; color: rgba(255,255,255,.45); margin-top: 2px; line-height: 1.4; display: block; }
.nav-dd-tag { font-size: 9px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: #E8007A; background: rgba(232,0,122,.12); padding: 1px 6px; border-radius: 999px; }

@media (max-width: 900px) {
  .nav-dd { display: none; }
}