/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(236, 247, 206, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease;
}
.nav.scrolled { border-bottom-color: var(--hairline); }
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 18px var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 28px;
  letter-spacing: -0.01em;
}
.brand-logo {
  height: 40px;
  width: auto;
  display: block;
}
.brand-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  position: relative;
}
.brand-mark::before,
.brand-mark::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--text);
  border-radius: 50%;
}
.brand-mark::after {
  inset: 6px;
  background: var(--verde);
  border-color: var(--text);
}

.nav-links {
  display: flex;
  gap: 32px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
}
.nav-links a {
  position: relative;
  padding: 6px 0;
  transition: color .2s ease;
}
.nav-links a:hover { color: var(--azul); }
.nav-links a:focus-visible { outline: 2px solid var(--azul); outline-offset: 4px; border-radius: 2px; }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 100px;
  border: 1px solid var(--hairline);
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.lang-toggle:hover { background: var(--bg-soft); border-color: var(--text); }
.lang-toggle:focus-visible { outline: 2px solid var(--azul); outline-offset: 2px; }
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--text);
  transition: background .2s ease;
}
.icon-btn:hover { background: var(--bg-soft); }
.icon-btn:focus-visible { outline: 2px solid var(--azul); outline-offset: 2px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-inner { padding: 16px 20px; }
}