/* site-header.css — header y menú móvil compartidos por site-header (site-chrome.js).
   Único origen de verdad: cualquier página que use site-header debe enlazar este
   archivo en vez de reimplementar sus propias reglas de nav y menú móvil.
   Usa var(--nav-height) definido por cada página (fallback 4.5rem si no existe). */

.nav {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  min-height: var(--nav-height, 4.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .4rem;
  padding: .55rem 1rem;
  border-bottom: 1px solid #DFE2F3;
  background: rgba(241, 240, 255, .8);
  -webkit-backdrop-filter: blur(.75rem);
  backdrop-filter: blur(.75rem);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  min-height: 48px;
  text-decoration: none;
}

.nav-logo {
  height: clamp(1.9rem, 6vw, 2.35rem);
  width: auto;
}

.nav-links {
  display: none;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2rem);
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  color: #65657E;
  font-size: .875rem;
  font-weight: 500;
  text-decoration: none;
  transition: color .2s ease;
}

.nav-links a:hover { color: #17163A; }
.nav-links a.active { color: #7437E8; font-weight: 700; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: .6rem;
}

.nav-toggle, .nav-cta {
  min-width: 48px;
  min-height: 48px;
}

.nav-toggle {
  display: inline-grid;
  place-items: center;
  border: 1px solid #DFE2F3;
  border-radius: .75rem;
  background: #FFFFFF;
  color: #17163A;
  cursor: pointer;
}

.nav-cta {
  display: none;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .6rem 1.1rem;
  border-radius: .75rem;
  border: none;
  background: #7437E8;
  color: #FFFFFF;
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}

.nav-cta:hover {
  background: #5722BF;
  transform: translateY(-.1rem);
  box-shadow: 0 .5rem 1.25rem rgba(116, 55, 232, .25);
}

.nav-cta:focus-visible {
  outline: 2px solid #08C7D9;
  outline-offset: 2px;
}

.nav-cta.demo { display: inline-flex; background: #7437E8; }
.nav-cta.demo:hover { background: #5722BF; }

.mobile-menu {
  position: fixed;
  z-index: 99;
  inset: var(--nav-height, 4.5rem) 0 auto;
  display: none;
  flex-direction: column;
  padding: .75rem 1rem 1rem;
  border-bottom: 1px solid #DFE2F3;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 .9rem 2.5rem rgba(42, 31, 95, .1);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: .65rem .4rem;
  border-bottom: 1px solid #DFE2F3;
  color: #302F55;
  font-weight: 600;
  text-decoration: none;
}

.mobile-menu a:last-child { border-bottom: 0; color: #7437E8; }

@media (min-width: 480px) {
  .nav { gap: .75rem; padding: .65rem 1rem; }
  .nav-actions { gap: .5rem; }
  .nav-cta { gap: .45rem; padding: .65rem 1rem; font-size: .86rem; }
}

@media (min-width: 640px) {
  .nav { padding-inline: 1.5rem; }
}

@media (min-width: 1024px) {
  .nav { padding-inline: 2rem; }
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
}